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skia / external / github.com / libsdl-org / SDL / refs/tags/preview-3.1.3 / . / test / testautomation_rect.c
blob: 5c278e295e04edf93b9e0ecc1fe3c79c7eaa0d9d [file] [log] [blame]
/**
* Original code: automated SDL rect test written by Edgar Simo "bobbens"
* New/updated tests: aschiffler at ferzkopp dot net
*/
#include <limits.h>
#include <SDL3/SDL.h>
#include <SDL3/SDL_test.h>
#include "testautomation_suites.h"
/* ================= Test Case Implementation ================== */
/* Helper functions */
/**
* Private helper to check SDL_GetRectAndLineIntersectionFloat results
*/
static void validateIntersectRectAndLineFloatResults(
bool intersection, bool expectedIntersection,
SDL_FRect *rect,
float x1, float y1, float x2, float y2,
float x1Ref, float y1Ref, float x2Ref, float y2Ref)
{
SDLTest_AssertCheck(intersection == expectedIntersection,
"Check for correct intersection result: expected %s, got %s intersecting rect (%.2f,%.2f,%.2f,%.2f) with line (%.2f,%.2f - %.2f,%.2f)",
(expectedIntersection == true) ? "true" : "false",
(intersection == true) ? "true" : "false",
rect->x, rect->y, rect->w, rect->h,
x1Ref, y1Ref, x2Ref, y2Ref);
SDLTest_AssertCheck(x1 == x1Ref && y1 == y1Ref && x2 == x2Ref && y2 == y2Ref,
"Check if line was incorrectly clipped or modified: got (%.2f,%.2f - %.2f,%.2f) expected (%.2f,%.2f - %.2f,%.2f)",
x1, y1, x2, y2,
x1Ref, y1Ref, x2Ref, y2Ref);
}
/**
* Private helper to check SDL_GetRectAndLineIntersection results
*/
static void validateIntersectRectAndLineResults(
bool intersection, bool expectedIntersection,
SDL_Rect *rect, SDL_Rect *refRect,
int x1, int y1, int x2, int y2,
int x1Ref, int y1Ref, int x2Ref, int y2Ref)
{
SDLTest_AssertCheck(intersection == expectedIntersection,
"Check for correct intersection result: expected %s, got %s intersecting rect (%d,%d,%d,%d) with line (%d,%d - %d,%d)",
(expectedIntersection == true) ? "true" : "false",
(intersection == true) ? "true" : "false",
refRect->x, refRect->y, refRect->w, refRect->h,
x1Ref, y1Ref, x2Ref, y2Ref);
SDLTest_AssertCheck(rect->x == refRect->x && rect->y == refRect->y && rect->w == refRect->w && rect->h == refRect->h,
"Check that source rectangle was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rect->x, rect->y, rect->w, rect->h,
refRect->x, refRect->y, refRect->w, refRect->h);
SDLTest_AssertCheck(x1 == x1Ref && y1 == y1Ref && x2 == x2Ref && y2 == y2Ref,
"Check if line was incorrectly clipped or modified: got (%d,%d - %d,%d) expected (%d,%d - %d,%d)",
x1, y1, x2, y2,
x1Ref, y1Ref, x2Ref, y2Ref);
}
/* Test case functions */
/**
* Tests SDL_GetRectAndLineIntersectionFloat() clipping cases
*
* \sa SDL_GetRectAndLineIntersectionFloat
*/
static int SDLCALL rect_testIntersectRectAndLineFloat(void *arg)
{
SDL_FRect rect;
float x1, y1;
float x2, y2;
bool intersected;
x1 = 5.0f;
y1 = 6.0f;
x2 = 23.0f;
y2 = 6.0f;
rect.x = 2.5f;
rect.y = 1.5f;
rect.w = 15.25f;
rect.h = 12.0f;
intersected = SDL_GetRectAndLineIntersectionFloat(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineFloatResults(intersected, true, &rect, x1, y1, x2, y2, 5.0f, 6.0f, 17.75f, 6.0f);
x1 = 0.0f;
y1 = 6.0f;
x2 = 23.0f;
y2 = 6.0f;
rect.x = 2.5f;
rect.y = 1.5f;
rect.w = 0.25f;
rect.h = 12.0f;
intersected = SDL_GetRectAndLineIntersectionFloat(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineFloatResults(intersected, true, &rect, x1, y1, x2, y2, 2.5f, 6.0f, 2.75f, 6.0f);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectAndLineIntersection() clipping cases
*
* \sa SDL_GetRectAndLineIntersection
*/
static int SDLCALL rect_testIntersectRectAndLine(void *arg)
{
SDL_Rect refRect = { 0, 0, 32, 32 };
SDL_Rect rect;
int x1, y1;
int x2, y2;
bool intersected;
int xLeft = -SDLTest_RandomIntegerInRange(1, refRect.w);
int xRight = refRect.w + SDLTest_RandomIntegerInRange(1, refRect.w);
int yTop = -SDLTest_RandomIntegerInRange(1, refRect.h);
int yBottom = refRect.h + SDLTest_RandomIntegerInRange(1, refRect.h);
x1 = xLeft;
y1 = 15;
x2 = xRight;
y2 = 15;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, 0, 15, 31, 15);
x1 = 15;
y1 = yTop;
x2 = 15;
y2 = yBottom;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, 15, 0, 15, 31);
x1 = -refRect.w;
y1 = -refRect.h;
x2 = 2 * refRect.w;
y2 = 2 * refRect.h;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, 0, 0, 31, 31);
x1 = 2 * refRect.w;
y1 = 2 * refRect.h;
x2 = -refRect.w;
y2 = -refRect.h;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, 31, 31, 0, 0);
x1 = -1;
y1 = 32;
x2 = 32;
y2 = -1;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, 0, 31, 31, 0);
x1 = 32;
y1 = -1;
x2 = -1;
y2 = 32;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, 31, 0, 0, 31);
/* Test some overflow cases */
refRect.x = INT_MAX - 4;
refRect.y = INT_MAX - 4;
x1 = INT_MAX;
y1 = INT_MIN;
x2 = INT_MIN;
y2 = INT_MAX;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, false, &rect, &refRect, x1, y1, x2, y2, x1, y1, x2, y2);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectAndLineIntersection() non-clipping case line inside
*
* \sa SDL_GetRectAndLineIntersection
*/
static int SDLCALL rect_testIntersectRectAndLineInside(void *arg)
{
SDL_Rect refRect = { 0, 0, 32, 32 };
SDL_Rect rect;
int x1, y1;
int x2, y2;
bool intersected;
int xmin = refRect.x;
int xmax = refRect.x + refRect.w - 1;
int ymin = refRect.y;
int ymax = refRect.y + refRect.h - 1;
int x1Ref = SDLTest_RandomIntegerInRange(xmin + 1, xmax - 1);
int y1Ref = SDLTest_RandomIntegerInRange(ymin + 1, ymax - 1);
int x2Ref = SDLTest_RandomIntegerInRange(xmin + 1, xmax - 1);
int y2Ref = SDLTest_RandomIntegerInRange(ymin + 1, ymax - 1);
x1 = x1Ref;
y1 = y1Ref;
x2 = x2Ref;
y2 = y2Ref;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, x1Ref, y1Ref, x2Ref, y2Ref);
x1 = x1Ref;
y1 = y1Ref;
x2 = xmax;
y2 = ymax;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, x1Ref, y1Ref, xmax, ymax);
x1 = xmin;
y1 = ymin;
x2 = x2Ref;
y2 = y2Ref;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, xmin, ymin, x2Ref, y2Ref);
x1 = xmin;
y1 = ymin;
x2 = xmax;
y2 = ymax;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, xmin, ymin, xmax, ymax);
x1 = xmin;
y1 = ymax;
x2 = xmax;
y2 = ymin;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, true, &rect, &refRect, x1, y1, x2, y2, xmin, ymax, xmax, ymin);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectAndLineIntersection() non-clipping cases outside
*
* \sa SDL_GetRectAndLineIntersection
*/
static int SDLCALL rect_testIntersectRectAndLineOutside(void *arg)
{
SDL_Rect refRect = { 0, 0, 32, 32 };
SDL_Rect rect;
int x1, y1;
int x2, y2;
bool intersected;
int xLeft = -SDLTest_RandomIntegerInRange(1, refRect.w);
int xRight = refRect.w + SDLTest_RandomIntegerInRange(1, refRect.w);
int yTop = -SDLTest_RandomIntegerInRange(1, refRect.h);
int yBottom = refRect.h + SDLTest_RandomIntegerInRange(1, refRect.h);
x1 = xLeft;
y1 = 0;
x2 = xLeft;
y2 = 31;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, false, &rect, &refRect, x1, y1, x2, y2, xLeft, 0, xLeft, 31);
x1 = xRight;
y1 = 0;
x2 = xRight;
y2 = 31;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, false, &rect, &refRect, x1, y1, x2, y2, xRight, 0, xRight, 31);
x1 = 0;
y1 = yTop;
x2 = 31;
y2 = yTop;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, false, &rect, &refRect, x1, y1, x2, y2, 0, yTop, 31, yTop);
x1 = 0;
y1 = yBottom;
x2 = 31;
y2 = yBottom;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, false, &rect, &refRect, x1, y1, x2, y2, 0, yBottom, 31, yBottom);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectAndLineIntersection() with empty rectangle
*
* \sa SDL_GetRectAndLineIntersection
*/
static int SDLCALL rect_testIntersectRectAndLineEmpty(void *arg)
{
SDL_Rect refRect;
SDL_Rect rect;
int x1, y1, x1Ref, y1Ref;
int x2, y2, x2Ref, y2Ref;
bool intersected;
refRect.x = SDLTest_RandomIntegerInRange(1, 1024);
refRect.y = SDLTest_RandomIntegerInRange(1, 1024);
refRect.w = 0;
refRect.h = 0;
x1Ref = refRect.x;
y1Ref = refRect.y;
x2Ref = SDLTest_RandomIntegerInRange(1, 1024);
y2Ref = SDLTest_RandomIntegerInRange(1, 1024);
x1 = x1Ref;
y1 = y1Ref;
x2 = x2Ref;
y2 = y2Ref;
rect = refRect;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
validateIntersectRectAndLineResults(intersected, false, &rect, &refRect, x1, y1, x2, y2, x1Ref, y1Ref, x2Ref, y2Ref);
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_GetRectAndLineIntersection() with invalid parameters
*
* \sa SDL_GetRectAndLineIntersection
*/
static int SDLCALL rect_testIntersectRectAndLineParam(void *arg)
{
SDL_Rect rect = { 0, 0, 32, 32 };
int x1 = rect.w / 2;
int y1 = rect.h / 2;
int x2 = x1;
int y2 = 2 * rect.h;
bool intersected;
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, &y2);
SDLTest_AssertCheck(intersected == true, "Check that intersection result was true");
intersected = SDL_GetRectAndLineIntersection((SDL_Rect *)NULL, &x1, &y1, &x2, &y2);
SDLTest_AssertCheck(intersected == false, "Check that function returns false when 1st parameter is NULL");
intersected = SDL_GetRectAndLineIntersection(&rect, (int *)NULL, &y1, &x2, &y2);
SDLTest_AssertCheck(intersected == false, "Check that function returns false when 2nd parameter is NULL");
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, (int *)NULL, &x2, &y2);
SDLTest_AssertCheck(intersected == false, "Check that function returns false when 3rd parameter is NULL");
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, (int *)NULL, &y2);
SDLTest_AssertCheck(intersected == false, "Check that function returns false when 4th parameter is NULL");
intersected = SDL_GetRectAndLineIntersection(&rect, &x1, &y1, &x2, (int *)NULL);
SDLTest_AssertCheck(intersected == false, "Check that function returns false when 5th parameter is NULL");
intersected = SDL_GetRectAndLineIntersection((SDL_Rect *)NULL, (int *)NULL, (int *)NULL, (int *)NULL, (int *)NULL);
SDLTest_AssertCheck(intersected == false, "Check that function returns false when all parameters are NULL");
return TEST_COMPLETED;
}
/**
* Private helper to check SDL_HasRectIntersectionFloat results
*/
static void validateHasIntersectionFloatResults(
bool intersection, bool expectedIntersection,
SDL_FRect *rectA, SDL_FRect *rectB)
{
SDLTest_AssertCheck(intersection == expectedIntersection,
"Check intersection result: expected %s, got %s intersecting A (%.2f,%.2f,%.2f,%.2f) with B (%.2f,%.2f,%.2f,%.2f)",
(expectedIntersection == true) ? "true" : "false",
(intersection == true) ? "true" : "false",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h);
}
/**
* Private helper to check SDL_HasRectIntersection results
*/
static void validateHasIntersectionResults(
bool intersection, bool expectedIntersection,
SDL_Rect *rectA, SDL_Rect *rectB, SDL_Rect *refRectA, SDL_Rect *refRectB)
{
SDLTest_AssertCheck(intersection == expectedIntersection,
"Check intersection result: expected %s, got %s intersecting A (%d,%d,%d,%d) with B (%d,%d,%d,%d)",
(expectedIntersection == true) ? "true" : "false",
(intersection == true) ? "true" : "false",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h);
SDLTest_AssertCheck(rectA->x == refRectA->x && rectA->y == refRectA->y && rectA->w == refRectA->w && rectA->h == refRectA->h,
"Check that source rectangle A was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectA->x, rectA->y, rectA->w, rectA->h,
refRectA->x, refRectA->y, refRectA->w, refRectA->h);
SDLTest_AssertCheck(rectB->x == refRectB->x && rectB->y == refRectB->y && rectB->w == refRectB->w && rectB->h == refRectB->h,
"Check that source rectangle B was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectB->x, rectB->y, rectB->w, rectB->h,
refRectB->x, refRectB->y, refRectB->w, refRectB->h);
}
/**
* Private helper to check SDL_GetRectIntersection results
*/
static void validateIntersectRectFloatResults(
bool intersection, bool expectedIntersection,
SDL_FRect *rectA, SDL_FRect *rectB,
SDL_FRect *result, SDL_FRect *expectedResult)
{
validateHasIntersectionFloatResults(intersection, expectedIntersection, rectA, rectB);
if (result && expectedResult) {
SDLTest_AssertCheck(result->x == expectedResult->x && result->y == expectedResult->y && result->w == expectedResult->w && result->h == expectedResult->h,
"Check that intersection of rectangles A (%.2f,%.2f, %.2fx%.2f) and B (%.2f,%.2f %.2fx%.2f) was correctly calculated, got (%.2f,%.2f %.2fx%.2f) expected (%.2f,%.2f,%.2f,%.2f)",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h,
result->x, result->y, result->w, result->h,
expectedResult->x, expectedResult->y, expectedResult->w, expectedResult->h);
}
SDLTest_AssertCheck(intersection == SDL_HasRectIntersectionFloat(rectA, rectB),
"Check that intersection (%s) matches SDL_HasRectIntersectionFloat() result (%s)",
intersection ? "true" : "false",
SDL_HasRectIntersectionFloat(rectA, rectB) ? "true" : "false");
}
/**
* Private helper to check SDL_GetRectIntersection results
*/
static void validateIntersectRectResults(
bool intersection, bool expectedIntersection,
SDL_Rect *rectA, SDL_Rect *rectB, SDL_Rect *refRectA, SDL_Rect *refRectB,
SDL_Rect *result, SDL_Rect *expectedResult)
{
validateHasIntersectionResults(intersection, expectedIntersection, rectA, rectB, refRectA, refRectB);
if (result && expectedResult) {
SDLTest_AssertCheck(result->x == expectedResult->x && result->y == expectedResult->y && result->w == expectedResult->w && result->h == expectedResult->h,
"Check that intersection of rectangles A (%d,%d,%d,%d) and B (%d,%d,%d,%d) was correctly calculated, got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h,
result->x, result->y, result->w, result->h,
expectedResult->x, expectedResult->y, expectedResult->w, expectedResult->h);
}
}
/**
* Private helper to check SDL_GetRectUnion results
*/
static void validateUnionRectResults(
SDL_Rect *rectA, SDL_Rect *rectB, SDL_Rect *refRectA, SDL_Rect *refRectB,
SDL_Rect *result, SDL_Rect *expectedResult)
{
SDLTest_AssertCheck(rectA->x == refRectA->x && rectA->y == refRectA->y && rectA->w == refRectA->w && rectA->h == refRectA->h,
"Check that source rectangle A was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectA->x, rectA->y, rectA->w, rectA->h,
refRectA->x, refRectA->y, refRectA->w, refRectA->h);
SDLTest_AssertCheck(rectB->x == refRectB->x && rectB->y == refRectB->y && rectB->w == refRectB->w && rectB->h == refRectB->h,
"Check that source rectangle B was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectB->x, rectB->y, rectB->w, rectB->h,
refRectB->x, refRectB->y, refRectB->w, refRectB->h);
SDLTest_AssertCheck(result->x == expectedResult->x && result->y == expectedResult->y && result->w == expectedResult->w && result->h == expectedResult->h,
"Check that union of rectangles A (%d,%d,%d,%d) and B (%d,%d,%d,%d) was correctly calculated, got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h,
result->x, result->y, result->w, result->h,
expectedResult->x, expectedResult->y, expectedResult->w, expectedResult->h);
}
/**
* Private helper to check SDL_RectEmptyFloat results
*/
static void validateRectEmptyFloatResults(
bool empty, bool expectedEmpty,
SDL_FRect *rect)
{
SDLTest_AssertCheck(empty == expectedEmpty,
"Check for correct empty result: expected %s, got %s testing (%.2f,%.2f,%.2f,%.2f)",
(expectedEmpty == true) ? "true" : "false",
(empty == true) ? "true" : "false",
rect->x, rect->y, rect->w, rect->h);
}
/**
* Private helper to check SDL_RectEmpty results
*/
static void validateRectEmptyResults(
bool empty, bool expectedEmpty,
SDL_Rect *rect, SDL_Rect *refRect)
{
SDLTest_AssertCheck(empty == expectedEmpty,
"Check for correct empty result: expected %s, got %s testing (%d,%d,%d,%d)",
(expectedEmpty == true) ? "true" : "false",
(empty == true) ? "true" : "false",
rect->x, rect->y, rect->w, rect->h);
SDLTest_AssertCheck(rect->x == refRect->x && rect->y == refRect->y && rect->w == refRect->w && rect->h == refRect->h,
"Check that source rectangle was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rect->x, rect->y, rect->w, rect->h,
refRect->x, refRect->y, refRect->w, refRect->h);
}
/**
* Private helper to check SDL_RectsEqual results
*/
static void validateRectEqualsResults(
bool equals, bool expectedEquals,
SDL_Rect *rectA, SDL_Rect *rectB, SDL_Rect *refRectA, SDL_Rect *refRectB)
{
SDLTest_AssertCheck(equals == expectedEquals,
"Check for correct equals result: expected %s, got %s testing (%d,%d,%d,%d) and (%d,%d,%d,%d)",
(expectedEquals == true) ? "true" : "false",
(equals == true) ? "true" : "false",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h);
SDLTest_AssertCheck(rectA->x == refRectA->x && rectA->y == refRectA->y && rectA->w == refRectA->w && rectA->h == refRectA->h,
"Check that source rectangle A was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectA->x, rectA->y, rectA->w, rectA->h,
refRectA->x, refRectA->y, refRectA->w, refRectA->h);
SDLTest_AssertCheck(rectB->x == refRectB->x && rectB->y == refRectB->y && rectB->w == refRectB->w && rectB->h == refRectB->h,
"Check that source rectangle B was not modified: got (%d,%d,%d,%d) expected (%d,%d,%d,%d)",
rectB->x, rectB->y, rectB->w, rectB->h,
refRectB->x, refRectB->y, refRectB->w, refRectB->h);
}
/**
* Private helper to check SDL_RectsEqualFloat results
*/
static void validateFRectEqualsResults(
bool equals, bool expectedEquals,
SDL_FRect *rectA, SDL_FRect *rectB, SDL_FRect *refRectA, SDL_FRect *refRectB)
{
int cmpRes;
SDLTest_AssertCheck(equals == expectedEquals,
"Check for correct equals result: expected %s, got %s testing (%f,%f,%f,%f) and (%f,%f,%f,%f)",
(expectedEquals == true) ? "true" : "false",
(equals == true) ? "true" : "false",
rectA->x, rectA->y, rectA->w, rectA->h,
rectB->x, rectB->y, rectB->w, rectB->h);
cmpRes = SDL_memcmp(rectA, refRectA, sizeof(*rectA));
SDLTest_AssertCheck(cmpRes == 0,
"Check that source rectangle A was not modified: got (%f,%f,%f,%f) expected (%f,%f,%f,%f)",
rectA->x, rectA->y, rectA->w, rectA->h,
refRectA->x, refRectA->y, refRectA->w, refRectA->h);
cmpRes = SDL_memcmp(rectB, refRectB, sizeof(*rectB));
SDLTest_AssertCheck(cmpRes == 0,
"Check that source rectangle B was not modified: got (%f,%f,%f,%f) expected (%f,%f,%f,%f)",
rectB->x, rectB->y, rectB->w, rectB->h,
refRectB->x, refRectB->y, refRectB->w, refRectB->h);
}
/**
* Tests SDL_GetRectIntersectionFloat()
*
* \sa SDL_GetRectIntersectionFloat
*/
static int SDLCALL rect_testIntersectRectFloat(void *arg)
{
SDL_FRect rectA;
SDL_FRect rectB;
SDL_FRect result;
SDL_FRect expectedResult;
bool intersection;
rectA.x = 0.0f;
rectA.y = 0.0f;
rectA.w = 1.0f;
rectA.h = 1.0f;
rectB.x = 0.0f;
rectB.y = 0.0f;
rectB.w = 1.0f;
rectB.h = 1.0f;
expectedResult = rectA;
intersection = SDL_GetRectIntersectionFloat(&rectA, &rectB, &result);
validateIntersectRectFloatResults(intersection, true, &rectA, &rectB, &result, &expectedResult);
rectA.x = 0.0f;
rectA.y = 0.0f;
rectA.w = 1.0f;
rectA.h = 1.0f;
rectB.x = 1.0f;
rectB.y = 0.0f;
rectB.w = 1.0f;
rectB.h = 1.0f;
expectedResult = rectB;
expectedResult.w = 0.0f;
intersection = SDL_GetRectIntersectionFloat(&rectA, &rectB, &result);
validateIntersectRectFloatResults(intersection, true, &rectA, &rectB, &result, &expectedResult);
rectA.x = 0.0f;
rectA.y = 0.0f;
rectA.w = 1.0f;
rectA.h = 1.0f;
rectB.x = 1.0f;
rectB.y = 1.0f;
rectB.w = 1.0f;
rectB.h = 1.0f;
expectedResult = rectB;
expectedResult.w = 0.0f;
expectedResult.h = 0.0f;
intersection = SDL_GetRectIntersectionFloat(&rectA, &rectB, &result);
validateIntersectRectFloatResults(intersection, true, &rectA, &rectB, &result, &expectedResult);
rectA.x = 0.0f;
rectA.y = 0.0f;
rectA.w = 1.0f;
rectA.h = 1.0f;
rectB.x = 2.0f;
rectB.y = 0.0f;
rectB.w = 1.0f;
rectB.h = 1.0f;
expectedResult = rectB;
expectedResult.w = -1.0f;
intersection = SDL_GetRectIntersectionFloat(&rectA, &rectB, &result);
validateIntersectRectFloatResults(intersection, false, &rectA, &rectB, &result, &expectedResult);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectIntersection() with B fully inside A
*
* \sa SDL_GetRectIntersection
*/
static int SDLCALL rect_testIntersectRectInside(void *arg)
{
SDL_Rect refRectA = { 0, 0, 32, 32 };
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
SDL_Rect result;
bool intersection;
/* rectB fully contained in rectA */
refRectB.x = 0;
refRectB.y = 0;
refRectB.w = SDLTest_RandomIntegerInRange(refRectA.x + 1, refRectA.x + refRectA.w - 1);
refRectB.h = SDLTest_RandomIntegerInRange(refRectA.y + 1, refRectA.y + refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &refRectB);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectIntersection() with B fully outside A
*
* \sa SDL_GetRectIntersection
*/
static int SDLCALL rect_testIntersectRectOutside(void *arg)
{
SDL_Rect refRectA = { 0, 0, 32, 32 };
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
SDL_Rect result;
bool intersection;
/* rectB fully outside of rectA */
refRectB.x = refRectA.x + refRectA.w + SDLTest_RandomIntegerInRange(1, 10);
refRectB.y = refRectA.y + refRectA.h + SDLTest_RandomIntegerInRange(1, 10);
refRectB.w = refRectA.w;
refRectB.h = refRectA.h;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectIntersection() with B partially intersecting A
*
* \sa SDL_GetRectIntersection
*/
static int SDLCALL rect_testIntersectRectPartial(void *arg)
{
SDL_Rect refRectA = { 0, 0, 32, 32 };
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
SDL_Rect result;
SDL_Rect expectedResult;
bool intersection;
/* rectB partially contained in rectA */
refRectB.x = SDLTest_RandomIntegerInRange(refRectA.x + 1, refRectA.x + refRectA.w - 1);
refRectB.y = SDLTest_RandomIntegerInRange(refRectA.y + 1, refRectA.y + refRectA.h - 1);
refRectB.w = refRectA.w;
refRectB.h = refRectA.h;
rectA = refRectA;
rectB = refRectB;
expectedResult.x = refRectB.x;
expectedResult.y = refRectB.y;
expectedResult.w = refRectA.w - refRectB.x;
expectedResult.h = refRectA.h - refRectB.y;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* rectB right edge */
refRectB.x = rectA.w - 1;
refRectB.y = rectA.y;
refRectB.w = SDLTest_RandomIntegerInRange(1, refRectA.w - 1);
refRectB.h = SDLTest_RandomIntegerInRange(1, refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
expectedResult.x = refRectB.x;
expectedResult.y = refRectB.y;
expectedResult.w = 1;
expectedResult.h = refRectB.h;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* rectB left edge */
refRectB.x = 1 - rectA.w;
refRectB.y = rectA.y;
refRectB.w = refRectA.w;
refRectB.h = SDLTest_RandomIntegerInRange(1, refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
expectedResult.x = 0;
expectedResult.y = refRectB.y;
expectedResult.w = 1;
expectedResult.h = refRectB.h;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* rectB bottom edge */
refRectB.x = rectA.x;
refRectB.y = rectA.h - 1;
refRectB.w = SDLTest_RandomIntegerInRange(1, refRectA.w - 1);
refRectB.h = SDLTest_RandomIntegerInRange(1, refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
expectedResult.x = refRectB.x;
expectedResult.y = refRectB.y;
expectedResult.w = refRectB.w;
expectedResult.h = 1;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* rectB top edge */
refRectB.x = rectA.x;
refRectB.y = 1 - rectA.h;
refRectB.w = SDLTest_RandomIntegerInRange(1, refRectA.w - 1);
refRectB.h = rectA.h;
rectA = refRectA;
rectB = refRectB;
expectedResult.x = refRectB.x;
expectedResult.y = 0;
expectedResult.w = refRectB.w;
expectedResult.h = 1;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectIntersection() with 1x1 pixel sized rectangles
*
* \sa SDL_GetRectIntersection
*/
static int SDLCALL rect_testIntersectRectPoint(void *arg)
{
SDL_Rect refRectA = { 0, 0, 1, 1 };
SDL_Rect refRectB = { 0, 0, 1, 1 };
SDL_Rect rectA;
SDL_Rect rectB;
SDL_Rect result;
bool intersection;
int offsetX, offsetY;
/* intersecting pixels */
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectB.x = refRectA.x;
refRectB.y = refRectA.y;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB, &result, &refRectA);
/* non-intersecting pixels cases */
for (offsetX = -1; offsetX <= 1; offsetX++) {
for (offsetY = -1; offsetY <= 1; offsetY++) {
if (offsetX != 0 || offsetY != 0) {
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectB.x = refRectA.x;
refRectB.y = refRectA.y;
refRectB.x += offsetX;
refRectB.y += offsetY;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
}
}
}
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectIntersection() with empty rectangles
*
* \sa SDL_GetRectIntersection
*/
static int SDLCALL rect_testIntersectRectEmpty(void *arg)
{
SDL_Rect refRectA;
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
SDL_Rect result;
bool intersection;
bool empty;
/* Rect A empty */
result.w = SDLTest_RandomIntegerInRange(1, 100);
result.h = SDLTest_RandomIntegerInRange(1, 100);
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectA.w = SDLTest_RandomIntegerInRange(1, 100);
refRectA.h = SDLTest_RandomIntegerInRange(1, 100);
refRectB = refRectA;
refRectA.w = 0;
refRectA.h = 0;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
empty = SDL_RectEmpty(&result);
SDLTest_AssertCheck(empty == true, "Validate result is empty Rect; got: %s", (empty == true) ? "true" : "false");
/* Rect B empty */
result.w = SDLTest_RandomIntegerInRange(1, 100);
result.h = SDLTest_RandomIntegerInRange(1, 100);
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectA.w = SDLTest_RandomIntegerInRange(1, 100);
refRectA.h = SDLTest_RandomIntegerInRange(1, 100);
refRectB = refRectA;
refRectB.w = 0;
refRectB.h = 0;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
empty = SDL_RectEmpty(&result);
SDLTest_AssertCheck(empty == true, "Validate result is empty Rect; got: %s", (empty == true) ? "true" : "false");
/* Rect A and B empty */
result.w = SDLTest_RandomIntegerInRange(1, 100);
result.h = SDLTest_RandomIntegerInRange(1, 100);
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectA.w = SDLTest_RandomIntegerInRange(1, 100);
refRectA.h = SDLTest_RandomIntegerInRange(1, 100);
refRectB = refRectA;
refRectA.w = 0;
refRectA.h = 0;
refRectB.w = 0;
refRectB.h = 0;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_GetRectIntersection(&rectA, &rectB, &result);
validateIntersectRectResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
empty = SDL_RectEmpty(&result);
SDLTest_AssertCheck(empty == true, "Validate result is empty Rect; got: %s", (empty == true) ? "true" : "false");
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_GetRectIntersection() with invalid parameters
*
* \sa SDL_GetRectIntersection
*/
static int SDLCALL rect_testIntersectRectParam(void *arg)
{
SDL_Rect rectA;
SDL_Rect rectB = { 0 };
SDL_Rect result;
bool intersection;
/* invalid parameter combinations */
intersection = SDL_GetRectIntersection((SDL_Rect *)NULL, &rectB, &result);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 1st parameter is NULL");
intersection = SDL_GetRectIntersection(&rectA, (SDL_Rect *)NULL, &result);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 2nd parameter is NULL");
intersection = SDL_GetRectIntersection(&rectA, &rectB, (SDL_Rect *)NULL);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 3rd parameter is NULL");
intersection = SDL_GetRectIntersection((SDL_Rect *)NULL, (SDL_Rect *)NULL, &result);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 1st and 2nd parameters are NULL");
intersection = SDL_GetRectIntersection((SDL_Rect *)NULL, &rectB, (SDL_Rect *)NULL);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 1st and 3rd parameters are NULL ");
intersection = SDL_GetRectIntersection((SDL_Rect *)NULL, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when all parameters are NULL");
return TEST_COMPLETED;
}
/**
* Tests SDL_HasRectIntersection() with B fully inside A
*
* \sa SDL_HasRectIntersection
*/
static int SDLCALL rect_testHasIntersectionInside(void *arg)
{
SDL_Rect refRectA = { 0, 0, 32, 32 };
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
bool intersection;
/* rectB fully contained in rectA */
refRectB.x = 0;
refRectB.y = 0;
refRectB.w = SDLTest_RandomIntegerInRange(refRectA.x + 1, refRectA.x + refRectA.w - 1);
refRectB.h = SDLTest_RandomIntegerInRange(refRectA.y + 1, refRectA.y + refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
return TEST_COMPLETED;
}
/**
* Tests SDL_HasRectIntersection() with B fully outside A
*
* \sa SDL_HasRectIntersection
*/
static int SDLCALL rect_testHasIntersectionOutside(void *arg)
{
SDL_Rect refRectA = { 0, 0, 32, 32 };
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
bool intersection;
/* rectB fully outside of rectA */
refRectB.x = refRectA.x + refRectA.w + SDLTest_RandomIntegerInRange(1, 10);
refRectB.y = refRectA.y + refRectA.h + SDLTest_RandomIntegerInRange(1, 10);
refRectB.w = refRectA.w;
refRectB.h = refRectA.h;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB);
return TEST_COMPLETED;
}
/**
* Tests SDL_HasRectIntersection() with B partially intersecting A
*
* \sa SDL_HasRectIntersection
*/
static int SDLCALL rect_testHasIntersectionPartial(void *arg)
{
SDL_Rect refRectA = { 0, 0, 32, 32 };
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
bool intersection;
/* rectB partially contained in rectA */
refRectB.x = SDLTest_RandomIntegerInRange(refRectA.x + 1, refRectA.x + refRectA.w - 1);
refRectB.y = SDLTest_RandomIntegerInRange(refRectA.y + 1, refRectA.y + refRectA.h - 1);
refRectB.w = refRectA.w;
refRectB.h = refRectA.h;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
/* rectB right edge */
refRectB.x = rectA.w - 1;
refRectB.y = rectA.y;
refRectB.w = SDLTest_RandomIntegerInRange(1, refRectA.w - 1);
refRectB.h = SDLTest_RandomIntegerInRange(1, refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
/* rectB left edge */
refRectB.x = 1 - rectA.w;
refRectB.y = rectA.y;
refRectB.w = refRectA.w;
refRectB.h = SDLTest_RandomIntegerInRange(1, refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
/* rectB bottom edge */
refRectB.x = rectA.x;
refRectB.y = rectA.h - 1;
refRectB.w = SDLTest_RandomIntegerInRange(1, refRectA.w - 1);
refRectB.h = SDLTest_RandomIntegerInRange(1, refRectA.h - 1);
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
/* rectB top edge */
refRectB.x = rectA.x;
refRectB.y = 1 - rectA.h;
refRectB.w = SDLTest_RandomIntegerInRange(1, refRectA.w - 1);
refRectB.h = rectA.h;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
return TEST_COMPLETED;
}
/**
* Tests SDL_HasRectIntersection() with 1x1 pixel sized rectangles
*
* \sa SDL_HasRectIntersection
*/
static int SDLCALL rect_testHasIntersectionPoint(void *arg)
{
SDL_Rect refRectA = { 0, 0, 1, 1 };
SDL_Rect refRectB = { 0, 0, 1, 1 };
SDL_Rect rectA;
SDL_Rect rectB;
bool intersection;
int offsetX, offsetY;
/* intersecting pixels */
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectB.x = refRectA.x;
refRectB.y = refRectA.y;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, true, &rectA, &rectB, &refRectA, &refRectB);
/* non-intersecting pixels cases */
for (offsetX = -1; offsetX <= 1; offsetX++) {
for (offsetY = -1; offsetY <= 1; offsetY++) {
if (offsetX != 0 || offsetY != 0) {
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectB.x = refRectA.x;
refRectB.y = refRectA.y;
refRectB.x += offsetX;
refRectB.y += offsetY;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB);
}
}
}
return TEST_COMPLETED;
}
/**
* Tests SDL_HasRectIntersection() with empty rectangles
*
* \sa SDL_HasRectIntersection
*/
static int SDLCALL rect_testHasIntersectionEmpty(void *arg)
{
SDL_Rect refRectA;
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
bool intersection;
/* Rect A empty */
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectA.w = SDLTest_RandomIntegerInRange(1, 100);
refRectA.h = SDLTest_RandomIntegerInRange(1, 100);
refRectB = refRectA;
refRectA.w = 0;
refRectA.h = 0;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB);
/* Rect B empty */
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectA.w = SDLTest_RandomIntegerInRange(1, 100);
refRectA.h = SDLTest_RandomIntegerInRange(1, 100);
refRectB = refRectA;
refRectB.w = 0;
refRectB.h = 0;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB);
/* Rect A and B empty */
refRectA.x = SDLTest_RandomIntegerInRange(1, 100);
refRectA.y = SDLTest_RandomIntegerInRange(1, 100);
refRectA.w = SDLTest_RandomIntegerInRange(1, 100);
refRectA.h = SDLTest_RandomIntegerInRange(1, 100);
refRectB = refRectA;
refRectA.w = 0;
refRectA.h = 0;
refRectB.w = 0;
refRectB.h = 0;
rectA = refRectA;
rectB = refRectB;
intersection = SDL_HasRectIntersection(&rectA, &rectB);
validateHasIntersectionResults(intersection, false, &rectA, &rectB, &refRectA, &refRectB);
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_HasRectIntersection() with invalid parameters
*
* \sa SDL_HasRectIntersection
*/
static int SDLCALL rect_testHasIntersectionParam(void *arg)
{
SDL_Rect rectA;
SDL_Rect rectB = { 0 };
bool intersection;
/* invalid parameter combinations */
intersection = SDL_HasRectIntersection((SDL_Rect *)NULL, &rectB);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 1st parameter is NULL");
intersection = SDL_HasRectIntersection(&rectA, (SDL_Rect *)NULL);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when 2nd parameter is NULL");
intersection = SDL_HasRectIntersection((SDL_Rect *)NULL, (SDL_Rect *)NULL);
SDLTest_AssertCheck(intersection == false, "Check that function returns false when all parameters are NULL");
return TEST_COMPLETED;
}
/**
* Test SDL_GetRectEnclosingPointsFloat()
*
* \sa SDL_GetRectEnclosingPointsFloat
*/
static int SDLCALL rect_testEnclosePointsFloat(void *arg)
{
SDL_FPoint fpts[3] = { { 1.25f, 2.5f }, { 1.75f, 3.75f }, { 3.5f, 3.0f } };
int i, count = 3;
SDL_FRect clip = { 0.0f, 1.0f, 4.0f, 4.0f };
SDL_FRect result;
SDL_GetRectEnclosingPointsFloat(fpts, count, &clip, &result);
SDLTest_AssertCheck(result.x == 1.25f && result.y == 2.5f && result.w == 2.25f && result.h == 1.25f,
"Resulting enclosing rectangle incorrect: expected (%.2f,%.2f - %.2fx%.2f), actual (%.2f,%.2f - %.2fx%.2f)",
1.25f, 2.5f, 2.25f, 1.25f, result.x, result.y, result.w, result.h);
for (i = 0; i != count; i++) {
bool inside;
inside = SDL_PointInRectFloat(&fpts[i], &clip);
SDLTest_AssertCheck(inside,
"Expected point (%.2f,%.2f) to be inside clip rect (%.2f,%.2f - %.2fx%.2f)",
fpts[i].x, fpts[i].y, clip.x, clip.y, clip.w, clip.h);
inside = SDL_PointInRectFloat(&fpts[i], &result);
SDLTest_AssertCheck(inside,
"Expected point (%.2f,%.2f) to be inside result rect (%.2f,%.2f - %.2fx%.2f)",
fpts[i].x, fpts[i].y, result.x, result.y, result.w, result.h);
}
return TEST_COMPLETED;
}
/**
* Test SDL_GetRectEnclosingPoints() without clipping
*
* \sa SDL_GetRectEnclosingPoints
*/
static int SDLCALL rect_testEnclosePoints(void *arg)
{
const int numPoints = 16;
SDL_Point refPoints[16];
SDL_Point points[16];
SDL_Rect result;
bool anyEnclosed;
bool anyEnclosedNoResult;
bool expectedEnclosed = true;
int newx, newy;
int minx = 0, maxx = 0, miny = 0, maxy = 0;
int i;
/* Create input data, tracking result */
for (i = 0; i < numPoints; i++) {
newx = SDLTest_RandomIntegerInRange(-1024, 1024);
newy = SDLTest_RandomIntegerInRange(-1024, 1024);
refPoints[i].x = newx;
refPoints[i].y = newy;
points[i].x = newx;
points[i].y = newy;
if (i == 0) {
minx = newx;
maxx = newx;
miny = newy;
maxy = newy;
} else {
if (newx < minx) {
minx = newx;
}
if (newx > maxx) {
maxx = newx;
}
if (newy < miny) {
miny = newy;
}
if (newy > maxy) {
maxy = newy;
}
}
}
/* Call function and validate - special case: no result requested */
anyEnclosedNoResult = SDL_GetRectEnclosingPoints(points, numPoints, NULL, (SDL_Rect *)NULL);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosedNoResult,
"Check expected return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosedNoResult == true) ? "true" : "false");
for (i = 0; i < numPoints; i++) {
SDLTest_AssertCheck(refPoints[i].x == points[i].x && refPoints[i].y == points[i].y,
"Check that source point %i was not modified: expected (%i,%i) actual (%i,%i)",
i, refPoints[i].x, refPoints[i].y, points[i].x, points[i].y);
}
/* Call function and validate */
anyEnclosed = SDL_GetRectEnclosingPoints(points, numPoints, NULL, &result);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosed,
"Check return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosed == true) ? "true" : "false");
for (i = 0; i < numPoints; i++) {
SDLTest_AssertCheck(refPoints[i].x == points[i].x && refPoints[i].y == points[i].y,
"Check that source point %i was not modified: expected (%i,%i) actual (%i,%i)",
i, refPoints[i].x, refPoints[i].y, points[i].x, points[i].y);
}
SDLTest_AssertCheck(result.x == minx && result.y == miny && result.w == (maxx - minx + 1) && result.h == (maxy - miny + 1),
"Resulting enclosing rectangle incorrect: expected (%i,%i - %i,%i), actual (%i,%i - %i,%i)",
minx, miny, maxx, maxy, result.x, result.y, result.x + result.w - 1, result.y + result.h - 1);
return TEST_COMPLETED;
}
/**
* Test SDL_GetRectEnclosingPoints() with repeated input points
*
* \sa SDL_GetRectEnclosingPoints
*/
static int SDLCALL rect_testEnclosePointsRepeatedInput(void *arg)
{
const int numPoints = 8;
const int halfPoints = 4;
SDL_Point refPoints[8];
SDL_Point points[8];
SDL_Rect result;
bool anyEnclosed;
bool anyEnclosedNoResult;
bool expectedEnclosed = true;
int newx, newy;
int minx = 0, maxx = 0, miny = 0, maxy = 0;
int i;
/* Create input data, tracking result */
for (i = 0; i < numPoints; i++) {
if (i < halfPoints) {
newx = SDLTest_RandomIntegerInRange(-1024, 1024);
newy = SDLTest_RandomIntegerInRange(-1024, 1024);
} else {
newx = refPoints[i - halfPoints].x;
newy = refPoints[i - halfPoints].y;
}
refPoints[i].x = newx;
refPoints[i].y = newy;
points[i].x = newx;
points[i].y = newy;
if (i == 0) {
minx = newx;
maxx = newx;
miny = newy;
maxy = newy;
} else {
if (newx < minx) {
minx = newx;
}
if (newx > maxx) {
maxx = newx;
}
if (newy < miny) {
miny = newy;
}
if (newy > maxy) {
maxy = newy;
}
}
}
/* Call function and validate - special case: no result requested */
anyEnclosedNoResult = SDL_GetRectEnclosingPoints(points, numPoints, NULL, (SDL_Rect *)NULL);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosedNoResult,
"Check return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosedNoResult == true) ? "true" : "false");
for (i = 0; i < numPoints; i++) {
SDLTest_AssertCheck(refPoints[i].x == points[i].x && refPoints[i].y == points[i].y,
"Check that source point %i was not modified: expected (%i,%i) actual (%i,%i)",
i, refPoints[i].x, refPoints[i].y, points[i].x, points[i].y);
}
/* Call function and validate */
anyEnclosed = SDL_GetRectEnclosingPoints(points, numPoints, NULL, &result);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosed,
"Check return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosed == true) ? "true" : "false");
for (i = 0; i < numPoints; i++) {
SDLTest_AssertCheck(refPoints[i].x == points[i].x && refPoints[i].y == points[i].y,
"Check that source point %i was not modified: expected (%i,%i) actual (%i,%i)",
i, refPoints[i].x, refPoints[i].y, points[i].x, points[i].y);
}
SDLTest_AssertCheck(result.x == minx && result.y == miny && result.w == (maxx - minx + 1) && result.h == (maxy - miny + 1),
"Check resulting enclosing rectangle: expected (%i,%i - %i,%i), actual (%i,%i - %i,%i)",
minx, miny, maxx, maxy, result.x, result.y, result.x + result.w - 1, result.y + result.h - 1);
return TEST_COMPLETED;
}
/**
* Test SDL_GetRectEnclosingPoints() with clipping
*
* \sa SDL_GetRectEnclosingPoints
*/
static int SDLCALL rect_testEnclosePointsWithClipping(void *arg)
{
const int numPoints = 16;
SDL_Point refPoints[16];
SDL_Point points[16];
SDL_Rect refClip;
SDL_Rect clip;
SDL_Rect result;
bool anyEnclosed;
bool anyEnclosedNoResult;
bool expectedEnclosed = false;
int newx, newy;
int minx = 0, maxx = 0, miny = 0, maxy = 0;
int i;
/* Setup clipping rectangle */
refClip.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refClip.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refClip.w = SDLTest_RandomIntegerInRange(1, 1024);
refClip.h = SDLTest_RandomIntegerInRange(1, 1024);
/* Create input data, tracking result */
for (i = 0; i < numPoints; i++) {
newx = SDLTest_RandomIntegerInRange(-1024, 1024);
newy = SDLTest_RandomIntegerInRange(-1024, 1024);
refPoints[i].x = newx;
refPoints[i].y = newy;
points[i].x = newx;
points[i].y = newy;
if ((newx >= refClip.x) && (newx < (refClip.x + refClip.w)) &&
(newy >= refClip.y) && (newy < (refClip.y + refClip.h))) {
if (expectedEnclosed == false) {
minx = newx;
maxx = newx;
miny = newy;
maxy = newy;
} else {
if (newx < minx) {
minx = newx;
}
if (newx > maxx) {
maxx = newx;
}
if (newy < miny) {
miny = newy;
}
if (newy > maxy) {
maxy = newy;
}
}
expectedEnclosed = true;
}
}
/* Call function and validate - special case: no result requested */
clip = refClip;
anyEnclosedNoResult = SDL_GetRectEnclosingPoints(points, numPoints, &clip, NULL);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosedNoResult,
"Expected return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosedNoResult == true) ? "true" : "false");
for (i = 0; i < numPoints; i++) {
SDLTest_AssertCheck(refPoints[i].x == points[i].x && refPoints[i].y == points[i].y,
"Check that source point %i was not modified: expected (%i,%i) actual (%i,%i)",
i, refPoints[i].x, refPoints[i].y, points[i].x, points[i].y);
}
SDLTest_AssertCheck(refClip.x == clip.x && refClip.y == clip.y && refClip.w == clip.w && refClip.h == clip.h,
"Check that source clipping rectangle was not modified");
/* Call function and validate */
anyEnclosed = SDL_GetRectEnclosingPoints(points, numPoints, &clip, &result);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosed,
"Check return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosed == true) ? "true" : "false");
for (i = 0; i < numPoints; i++) {
SDLTest_AssertCheck(refPoints[i].x == points[i].x && refPoints[i].y == points[i].y,
"Check that source point %i was not modified: expected (%i,%i) actual (%i,%i)",
i, refPoints[i].x, refPoints[i].y, points[i].x, points[i].y);
}
SDLTest_AssertCheck(refClip.x == clip.x && refClip.y == clip.y && refClip.w == clip.w && refClip.h == clip.h,
"Check that source clipping rectangle was not modified");
if (expectedEnclosed == true) {
SDLTest_AssertCheck(result.x == minx && result.y == miny && result.w == (maxx - minx + 1) && result.h == (maxy - miny + 1),
"Check resulting enclosing rectangle: expected (%i,%i - %i,%i), actual (%i,%i - %i,%i)",
minx, miny, maxx, maxy, result.x, result.y, result.x + result.w - 1, result.y + result.h - 1);
}
/* Empty clipping rectangle */
clip.w = 0;
clip.h = 0;
expectedEnclosed = false;
anyEnclosed = SDL_GetRectEnclosingPoints(points, numPoints, &clip, &result);
SDLTest_AssertCheck(expectedEnclosed == anyEnclosed,
"Check return value %s, got %s",
(expectedEnclosed == true) ? "true" : "false",
(anyEnclosed == true) ? "true" : "false");
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_GetRectEnclosingPoints() with invalid parameters
*
* \sa SDL_GetRectEnclosingPoints
*/
static int SDLCALL rect_testEnclosePointsParam(void *arg)
{
SDL_Point points[1];
int count;
SDL_Rect clip = { 0 };
SDL_Rect result;
bool anyEnclosed;
/* invalid parameter combinations */
anyEnclosed = SDL_GetRectEnclosingPoints((SDL_Point *)NULL, 1, &clip, &result);
SDLTest_AssertCheck(anyEnclosed == false, "Check that functions returns false when 1st parameter is NULL");
anyEnclosed = SDL_GetRectEnclosingPoints(points, 0, &clip, &result);
SDLTest_AssertCheck(anyEnclosed == false, "Check that functions returns false when 2nd parameter is 0");
count = SDLTest_RandomIntegerInRange(-100, -1);
anyEnclosed = SDL_GetRectEnclosingPoints(points, count, &clip, &result);
SDLTest_AssertCheck(anyEnclosed == false, "Check that functions returns false when 2nd parameter is %i (negative)", count);
anyEnclosed = SDL_GetRectEnclosingPoints((SDL_Point *)NULL, 0, &clip, &result);
SDLTest_AssertCheck(anyEnclosed == false, "Check that functions returns false when 1st parameter is NULL and 2nd parameter was 0");
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectUnion() where rect B is outside rect A
*
* \sa SDL_GetRectUnion
*/
static int SDLCALL rect_testUnionRectOutside(void *arg)
{
SDL_Rect refRectA, refRectB;
SDL_Rect rectA, rectB;
SDL_Rect expectedResult;
SDL_Rect result;
int minx, maxx, miny, maxy;
int dx, dy;
/* Union 1x1 outside */
for (dx = -1; dx < 2; dx++) {
for (dy = -1; dy < 2; dy++) {
if ((dx != 0) || (dy != 0)) {
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = 1;
refRectA.h = 1;
refRectB.x = SDLTest_RandomIntegerInRange(-1024, 1024) + dx * 2048;
refRectB.y = SDLTest_RandomIntegerInRange(-1024, 1024) + dx * 2048;
refRectB.w = 1;
refRectB.h = 1;
minx = (refRectA.x < refRectB.x) ? refRectA.x : refRectB.x;
maxx = (refRectA.x > refRectB.x) ? refRectA.x : refRectB.x;
miny = (refRectA.y < refRectB.y) ? refRectA.y : refRectB.y;
maxy = (refRectA.y > refRectB.y) ? refRectA.y : refRectB.y;
expectedResult.x = minx;
expectedResult.y = miny;
expectedResult.w = maxx - minx + 1;
expectedResult.h = maxy - miny + 1;
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
}
}
}
/* Union outside overlap */
for (dx = -1; dx < 2; dx++) {
for (dy = -1; dy < 2; dy++) {
if ((dx != 0) || (dy != 0)) {
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = SDLTest_RandomIntegerInRange(256, 512);
refRectA.h = SDLTest_RandomIntegerInRange(256, 512);
refRectB.x = refRectA.x + 1 + dx * 2;
refRectB.y = refRectA.y + 1 + dy * 2;
refRectB.w = refRectA.w - 2;
refRectB.h = refRectA.h - 2;
expectedResult = refRectA;
if (dx == -1) {
expectedResult.x--;
}
if (dy == -1) {
expectedResult.y--;
}
if ((dx == 1) || (dx == -1)) {
expectedResult.w++;
}
if ((dy == 1) || (dy == -1)) {
expectedResult.h++;
}
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
}
}
}
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectUnion() where rect A or rect B are empty
*
* \sa SDL_GetRectUnion
*/
static int SDLCALL rect_testUnionRectEmpty(void *arg)
{
SDL_Rect refRectA, refRectB;
SDL_Rect rectA, rectB;
SDL_Rect expectedResult;
SDL_Rect result;
/* A empty */
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = 0;
refRectA.h = 0;
refRectB.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectB.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectB.w = SDLTest_RandomIntegerInRange(1, 1024);
refRectB.h = SDLTest_RandomIntegerInRange(1, 1024);
expectedResult = refRectB;
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* B empty */
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = SDLTest_RandomIntegerInRange(1, 1024);
refRectA.h = SDLTest_RandomIntegerInRange(1, 1024);
refRectB.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectB.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectB.w = 0;
refRectB.h = 0;
expectedResult = refRectA;
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* A and B empty */
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = 0;
refRectA.h = 0;
refRectB.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectB.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectB.w = 0;
refRectB.h = 0;
result.x = 0;
result.y = 0;
result.w = 0;
result.h = 0;
expectedResult = result;
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
return TEST_COMPLETED;
}
/**
* Tests SDL_GetRectUnion() where rect B is inside rect A
*
* \sa SDL_GetRectUnion
*/
static int SDLCALL rect_testUnionRectInside(void *arg)
{
SDL_Rect refRectA, refRectB;
SDL_Rect rectA, rectB;
SDL_Rect expectedResult;
SDL_Rect result;
int dx, dy;
/* Union 1x1 with itself */
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = 1;
refRectA.h = 1;
expectedResult = refRectA;
rectA = refRectA;
SDL_GetRectUnion(&rectA, &rectA, &result);
validateUnionRectResults(&rectA, &rectA, &refRectA, &refRectA, &result, &expectedResult);
/* Union 1x1 somewhere inside */
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = SDLTest_RandomIntegerInRange(256, 1024);
refRectA.h = SDLTest_RandomIntegerInRange(256, 1024);
refRectB.x = refRectA.x + 1 + SDLTest_RandomIntegerInRange(1, refRectA.w - 2);
refRectB.y = refRectA.y + 1 + SDLTest_RandomIntegerInRange(1, refRectA.h - 2);
refRectB.w = 1;
refRectB.h = 1;
expectedResult = refRectA;
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
/* Union inside with edges modified */
for (dx = -1; dx < 2; dx++) {
for (dy = -1; dy < 2; dy++) {
if ((dx != 0) || (dy != 0)) {
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = SDLTest_RandomIntegerInRange(256, 1024);
refRectA.h = SDLTest_RandomIntegerInRange(256, 1024);
refRectB = refRectA;
if (dx == -1) {
refRectB.x++;
}
if ((dx == 1) || (dx == -1)) {
refRectB.w--;
}
if (dy == -1) {
refRectB.y++;
}
if ((dy == 1) || (dy == -1)) {
refRectB.h--;
}
expectedResult = refRectA;
rectA = refRectA;
rectB = refRectB;
SDL_GetRectUnion(&rectA, &rectB, &result);
validateUnionRectResults(&rectA, &rectB, &refRectA, &refRectB, &result, &expectedResult);
}
}
}
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_GetRectUnion() with invalid parameters
*
* \sa SDL_GetRectUnion
*/
static int SDLCALL rect_testUnionRectParam(void *arg)
{
SDL_Rect rectA, rectB = { 0 };
SDL_Rect result;
/* invalid parameter combinations */
SDL_GetRectUnion((SDL_Rect *)NULL, &rectB, &result);
SDLTest_AssertPass("Check that function returns when 1st parameter is NULL");
SDL_GetRectUnion(&rectA, (SDL_Rect *)NULL, &result);
SDLTest_AssertPass("Check that function returns when 2nd parameter is NULL");
SDL_GetRectUnion(&rectA, &rectB, (SDL_Rect *)NULL);
SDLTest_AssertPass("Check that function returns when 3rd parameter is NULL");
SDL_GetRectUnion((SDL_Rect *)NULL, &rectB, (SDL_Rect *)NULL);
SDLTest_AssertPass("Check that function returns when 1st and 3rd parameter are NULL");
SDL_GetRectUnion(&rectA, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
SDLTest_AssertPass("Check that function returns when 2nd and 3rd parameter are NULL");
SDL_GetRectUnion((SDL_Rect *)NULL, (SDL_Rect *)NULL, (SDL_Rect *)NULL);
SDLTest_AssertPass("Check that function returns when all parameters are NULL");
return TEST_COMPLETED;
}
/**
* Tests SDL_RectEmptyFloat() with various inputs
*
* \sa SDL_RectEmptyFloat
*/
static int SDLCALL rect_testRectEmptyFloat(void *arg)
{
SDL_FRect rect;
bool result;
rect.x = 0.0f;
rect.y = 0.0f;
rect.w = 1.0f;
rect.h = 1.0f;
result = SDL_RectEmptyFloat(&rect);
validateRectEmptyFloatResults(result, false, &rect);
rect.x = 0.0f;
rect.y = 0.0f;
rect.w = 0.0f;
rect.h = 0.0f;
result = SDL_RectEmptyFloat(&rect);
validateRectEmptyFloatResults(result, false, &rect);
rect.x = 0.0f;
rect.y = 0.0f;
rect.w = -1.0f;
rect.h = 1.0f;
result = SDL_RectEmptyFloat(&rect);
validateRectEmptyFloatResults(result, true, &rect);
rect.x = 0.0f;
rect.y = 0.0f;
rect.w = 1.0f;
rect.h = -1.0f;
result = SDL_RectEmptyFloat(&rect);
validateRectEmptyFloatResults(result, true, &rect);
return TEST_COMPLETED;
}
/**
* Tests SDL_RectEmpty() with various inputs
*
* \sa SDL_RectEmpty
*/
static int SDLCALL rect_testRectEmpty(void *arg)
{
SDL_Rect refRect;
SDL_Rect rect;
bool expectedResult;
bool result;
int w, h;
/* Non-empty case */
refRect.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRect.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRect.w = SDLTest_RandomIntegerInRange(256, 1024);
refRect.h = SDLTest_RandomIntegerInRange(256, 1024);
expectedResult = false;
rect = refRect;
result = SDL_RectEmpty(&rect);
validateRectEmptyResults(result, expectedResult, &rect, &refRect);
/* Empty case */
for (w = -1; w < 2; w++) {
for (h = -1; h < 2; h++) {
if ((w != 1) || (h != 1)) {
refRect.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRect.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRect.w = w;
refRect.h = h;
expectedResult = true;
rect = refRect;
result = SDL_RectEmpty(&rect);
validateRectEmptyResults(result, expectedResult, &rect, &refRect);
}
}
}
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_RectEmpty() with invalid parameters
*
* \sa SDL_RectEmpty
*/
static int SDLCALL rect_testRectEmptyParam(void *arg)
{
bool result;
/* invalid parameter combinations */
result = SDL_RectEmpty(NULL);
SDLTest_AssertCheck(result == true, "Check that function returns TRUE when 1st parameter is NULL");
return TEST_COMPLETED;
}
/**
* Tests SDL_RectsEqual() with various inputs
*
* \sa SDL_RectsEqual
*/
static int SDLCALL rect_testRectEquals(void *arg)
{
SDL_Rect refRectA;
SDL_Rect refRectB;
SDL_Rect rectA;
SDL_Rect rectB;
bool expectedResult;
bool result;
/* Equals */
refRectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = SDLTest_RandomIntegerInRange(1, 1024);
refRectA.h = SDLTest_RandomIntegerInRange(1, 1024);
refRectB = refRectA;
expectedResult = true;
rectA = refRectA;
rectB = refRectB;
result = SDL_RectsEqual(&rectA, &rectB);
validateRectEqualsResults(result, expectedResult, &rectA, &rectB, &refRectA, &refRectB);
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_RectsEqual() with invalid parameters
*
* \sa SDL_RectsEqual
*/
static int SDLCALL rect_testRectEqualsParam(void *arg)
{
SDL_Rect rectA;
SDL_Rect rectB;
bool result;
/* data setup */
rectA.x = SDLTest_RandomIntegerInRange(-1024, 1024);
rectA.y = SDLTest_RandomIntegerInRange(-1024, 1024);
rectA.w = SDLTest_RandomIntegerInRange(1, 1024);
rectA.h = SDLTest_RandomIntegerInRange(1, 1024);
rectB.x = SDLTest_RandomIntegerInRange(-1024, 1024);
rectB.y = SDLTest_RandomIntegerInRange(-1024, 1024);
rectB.w = SDLTest_RandomIntegerInRange(1, 1024);
rectB.h = SDLTest_RandomIntegerInRange(1, 1024);
/* invalid parameter combinations */
result = SDL_RectsEqual(NULL, &rectB);
SDLTest_AssertCheck(result == false, "Check that function returns false when 1st parameter is NULL");
result = SDL_RectsEqual(&rectA, NULL);
SDLTest_AssertCheck(result == false, "Check that function returns false when 2nd parameter is NULL");
result = SDL_RectsEqual(NULL, NULL);
SDLTest_AssertCheck(result == false, "Check that function returns false when 1st and 2nd parameter are NULL");
return TEST_COMPLETED;
}
/**
* Tests SDL_RectsEqualFloat() with various inputs
*
* \sa SDL_RectsEqualFloat
*/
static int SDLCALL rect_testFRectEquals(void *arg)
{
SDL_FRect refRectA;
SDL_FRect refRectB;
SDL_FRect rectA;
SDL_FRect rectB;
bool expectedResult;
bool result;
/* Equals */
refRectA.x = (float)SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.y = (float)SDLTest_RandomIntegerInRange(-1024, 1024);
refRectA.w = (float)SDLTest_RandomIntegerInRange(1, 1024);
refRectA.h = (float)SDLTest_RandomIntegerInRange(1, 1024);
refRectB = refRectA;
expectedResult = true;
rectA = refRectA;
rectB = refRectB;
result = SDL_RectsEqualFloat(&rectA, &rectB);
validateFRectEqualsResults(result, expectedResult, &rectA, &rectB, &refRectA, &refRectB);
return TEST_COMPLETED;
}
/**
* Negative tests against SDL_RectsEqualFloat() with invalid parameters
*
* \sa SDL_RectsEqualFloat
*/
static int SDLCALL rect_testFRectEqualsParam(void *arg)
{
SDL_FRect rectA;
SDL_FRect rectB;
bool result;
/* data setup -- For the purpose of this test, the values don't matter. */
rectA.x = SDLTest_RandomFloat();
rectA.y = SDLTest_RandomFloat();
rectA.w = SDLTest_RandomFloat();
rectA.h = SDLTest_RandomFloat();
rectB.x = SDLTest_RandomFloat();
rectB.y = SDLTest_RandomFloat();
rectB.w = SDLTest_RandomFloat();
rectB.h = SDLTest_RandomFloat();
/* invalid parameter combinations */
result = SDL_RectsEqualFloat(NULL, &rectB);
SDLTest_AssertCheck(result == false, "Check that function returns false when 1st parameter is NULL");
result = SDL_RectsEqualFloat(&rectA, NULL);
SDLTest_AssertCheck(result == false, "Check that function returns false when 2nd parameter is NULL");
result = SDL_RectsEqualFloat(NULL, NULL);
SDLTest_AssertCheck(result == false, "Check that function returns false when 1st and 2nd parameter are NULL");
return TEST_COMPLETED;
}
/* ================= Test References ================== */
/* Rect test cases */
/* SDL_GetRectAndLineIntersectionFloat */
static const SDLTest_TestCaseReference rectTestIntersectRectAndLineFloat = {
rect_testIntersectRectAndLineFloat, "rect_testIntersectRectAndLineFloat", "Tests SDL_GetRectAndLineIntersectionFloat", TEST_ENABLED
};
/* SDL_GetRectAndLineIntersection */
static const SDLTest_TestCaseReference rectTestIntersectRectAndLine = {
rect_testIntersectRectAndLine, "rect_testIntersectRectAndLine", "Tests SDL_GetRectAndLineIntersection clipping cases", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectAndLineInside = {
rect_testIntersectRectAndLineInside, "rect_testIntersectRectAndLineInside", "Tests SDL_GetRectAndLineIntersection with line fully contained in rect", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectAndLineOutside = {
rect_testIntersectRectAndLineOutside, "rect_testIntersectRectAndLineOutside", "Tests SDL_GetRectAndLineIntersection with line fully outside of rect", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectAndLineEmpty = {
rect_testIntersectRectAndLineEmpty, "rect_testIntersectRectAndLineEmpty", "Tests SDL_GetRectAndLineIntersection with empty rectangle ", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectAndLineParam = {
rect_testIntersectRectAndLineParam, "rect_testIntersectRectAndLineParam", "Negative tests against SDL_GetRectAndLineIntersection with invalid parameters", TEST_ENABLED
};
/* SDL_GetRectIntersectionFloat */
static const SDLTest_TestCaseReference rectTestIntersectRectFloat = {
rect_testIntersectRectFloat, "rect_testIntersectRectFloat", "Tests SDL_GetRectIntersectionFloat", TEST_ENABLED
};
/* SDL_GetRectIntersection */
static const SDLTest_TestCaseReference rectTestIntersectRectInside = {
rect_testIntersectRectInside, "rect_testIntersectRectInside", "Tests SDL_GetRectIntersection with B fully contained in A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectOutside = {
rect_testIntersectRectOutside, "rect_testIntersectRectOutside", "Tests SDL_GetRectIntersection with B fully outside of A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectPartial = {
rect_testIntersectRectPartial, "rect_testIntersectRectPartial", "Tests SDL_GetRectIntersection with B partially intersecting A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectPoint = {
rect_testIntersectRectPoint, "rect_testIntersectRectPoint", "Tests SDL_GetRectIntersection with 1x1 sized rectangles", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectEmpty = {
rect_testIntersectRectEmpty, "rect_testIntersectRectEmpty", "Tests SDL_GetRectIntersection with empty rectangles", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestIntersectRectParam = {
rect_testIntersectRectParam, "rect_testIntersectRectParam", "Negative tests against SDL_GetRectIntersection with invalid parameters", TEST_ENABLED
};
/* SDL_HasRectIntersection */
static const SDLTest_TestCaseReference rectTestHasIntersectionInside = {
rect_testHasIntersectionInside, "rect_testHasIntersectionInside", "Tests SDL_HasRectIntersection with B fully contained in A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestHasIntersectionOutside = {
rect_testHasIntersectionOutside, "rect_testHasIntersectionOutside", "Tests SDL_HasRectIntersection with B fully outside of A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestHasIntersectionPartial = {
rect_testHasIntersectionPartial, "rect_testHasIntersectionPartial", "Tests SDL_HasRectIntersection with B partially intersecting A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestHasIntersectionPoint = {
rect_testHasIntersectionPoint, "rect_testHasIntersectionPoint", "Tests SDL_HasRectIntersection with 1x1 sized rectangles", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestHasIntersectionEmpty = {
rect_testHasIntersectionEmpty, "rect_testHasIntersectionEmpty", "Tests SDL_HasRectIntersection with empty rectangles", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestHasIntersectionParam = {
rect_testHasIntersectionParam, "rect_testHasIntersectionParam", "Negative tests against SDL_HasRectIntersection with invalid parameters", TEST_ENABLED
};
/* SDL_GetRectEnclosingPointsFloat */
static const SDLTest_TestCaseReference rectTestEnclosePointsFloat = {
rect_testEnclosePointsFloat, "rect_testEnclosePointsFloat", "Tests SDL_GetRectEnclosingPointsFloat", TEST_ENABLED
};
/* SDL_GetRectEnclosingPoints */
static const SDLTest_TestCaseReference rectTestEnclosePoints = {
rect_testEnclosePoints, "rect_testEnclosePoints", "Tests SDL_GetRectEnclosingPoints without clipping", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestEnclosePointsWithClipping = {
rect_testEnclosePointsWithClipping, "rect_testEnclosePointsWithClipping", "Tests SDL_GetRectEnclosingPoints with clipping", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestEnclosePointsRepeatedInput = {
rect_testEnclosePointsRepeatedInput, "rect_testEnclosePointsRepeatedInput", "Tests SDL_GetRectEnclosingPoints with repeated input", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestEnclosePointsParam = {
rect_testEnclosePointsParam, "rect_testEnclosePointsParam", "Negative tests against SDL_GetRectEnclosingPoints with invalid parameters", TEST_ENABLED
};
/* SDL_GetRectUnion */
static const SDLTest_TestCaseReference rectTestUnionRectInside = {
rect_testUnionRectInside, "rect_testUnionRectInside", "Tests SDL_GetRectUnion where rect B is inside rect A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestUnionRectOutside = {
rect_testUnionRectOutside, "rect_testUnionRectOutside", "Tests SDL_GetRectUnion where rect B is outside rect A", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestUnionRectEmpty = {
rect_testUnionRectEmpty, "rect_testUnionRectEmpty", "Tests SDL_GetRectUnion where rect A or rect B are empty", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestUnionRectParam = {
rect_testUnionRectParam, "rect_testUnionRectParam", "Negative tests against SDL_GetRectUnion with invalid parameters", TEST_ENABLED
};
/* SDL_RectEmptyFloat */
static const SDLTest_TestCaseReference rectTestRectEmptyFloat = {
rect_testRectEmptyFloat, "rect_testRectEmptyFloat", "Tests SDL_RectEmptyFloat with various inputs", TEST_ENABLED
};
/* SDL_RectEmpty */
static const SDLTest_TestCaseReference rectTestRectEmpty = {
rect_testRectEmpty, "rect_testRectEmpty", "Tests SDL_RectEmpty with various inputs", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestRectEmptyParam = {
rect_testRectEmptyParam, "rect_testRectEmptyParam", "Negative tests against SDL_RectEmpty with invalid parameters", TEST_ENABLED
};
/* SDL_RectsEqual */
static const SDLTest_TestCaseReference rectTestRectEquals = {
rect_testRectEquals, "rect_testRectEquals", "Tests SDL_RectsEqual with various inputs", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestRectEqualsParam = {
rect_testRectEqualsParam, "rect_testRectEqualsParam", "Negative tests against SDL_RectsEqual with invalid parameters", TEST_ENABLED
};
/* SDL_RectsEqualFloat */
static const SDLTest_TestCaseReference rectTestFRectEquals = {
rect_testFRectEquals, "rect_testFRectEquals", "Tests SDL_RectsEqualFloat with various inputs", TEST_ENABLED
};
static const SDLTest_TestCaseReference rectTestFRectEqualsParam = {
rect_testFRectEqualsParam, "rect_testFRectEqualsParam", "Negative tests against SDL_RectsEqualFloat with invalid parameters", TEST_ENABLED
};
/**
* Sequence of Rect test cases; functions that handle simple rectangles including overlaps and merges.
*/
static const SDLTest_TestCaseReference *rectTests[] = {
&rectTestIntersectRectAndLineFloat,
&rectTestIntersectRectAndLine,
&rectTestIntersectRectAndLineInside,
&rectTestIntersectRectAndLineOutside,
&rectTestIntersectRectAndLineEmpty,
&rectTestIntersectRectAndLineParam,
&rectTestIntersectRectFloat,
&rectTestIntersectRectInside,
&rectTestIntersectRectOutside,
&rectTestIntersectRectPartial,
&rectTestIntersectRectPoint,
&rectTestIntersectRectEmpty,
&rectTestIntersectRectParam,
&rectTestHasIntersectionInside,
&rectTestHasIntersectionOutside,
&rectTestHasIntersectionPartial,
&rectTestHasIntersectionPoint,
&rectTestHasIntersectionEmpty,
&rectTestHasIntersectionParam,
&rectTestEnclosePointsFloat,
&rectTestEnclosePoints,
&rectTestEnclosePointsWithClipping,
&rectTestEnclosePointsRepeatedInput,
&rectTestEnclosePointsParam,
&rectTestUnionRectInside,
&rectTestUnionRectOutside,
&rectTestUnionRectEmpty,
&rectTestUnionRectParam,
&rectTestRectEmptyFloat,
&rectTestRectEmpty,
&rectTestRectEmptyParam,
&rectTestRectEquals,
&rectTestRectEqualsParam,
&rectTestFRectEquals,
&rectTestFRectEqualsParam,
NULL
};
/* Rect test suite (global) */
SDLTest_TestSuiteReference rectTestSuite = {
"Rect",
NULL,
rectTests,
NULL
};