blob: 95109b18745fb53b6bc205e8ed74096d4df97cce [file] [log] [blame]
// Copyright 2021 Google LLC.
#include "include/core/SkBitmap.h"
#include "include/core/SkCanvas.h"
#include "include/core/SkColor.h"
#include "include/core/SkEncodedImageFormat.h"
#include "include/core/SkFontMgr.h"
#include "include/core/SkFontStyle.h"
#include "include/core/SkImageEncoder.h"
#include "include/core/SkPaint.h"
#include "include/core/SkPoint.h"
#include "include/core/SkRect.h"
#include "include/core/SkRefCnt.h"
#include "include/core/SkScalar.h"
#include "include/core/SkSpan.h"
#include "include/core/SkStream.h"
#include "include/core/SkString.h"
#include "include/core/SkTypeface.h"
#include "include/core/SkTypes.h"
#include "tests/Test.h"
#include "tools/Resources.h"
#include "experimental/sktext/include/Text.h"
#include <string.h>
#include <algorithm>
#include <limits>
#include <memory>
#include <string>
#include <utility>
#include <vector>
struct GrContextOptions;
#define VeryLongCanvasWidth 1000000
#define TestCanvasWidth 1000
#define TestCanvasHeight 600
using namespace skia::text;
namespace {
bool operator==(SkSpan<const char16_t> a, SkSpan<const char16_t> b) {
if (a.size() != b.size()) {
return false;
}
for (size_t i = 0; i < a.size(); ++i) {
if (a[i] != b[i]) {
return false;
}
}
return true;
}
}
UNIX_ONLY_TEST(SkText_UnicodeText_Flags, reporter) {
REPORTER_ASSERT(reporter, true);
// 01234567890 1234567890
std::u16string utf16(u"Hello word\nHello world");
SkString utf8("Hello word\nHello world");
UnicodeText unicodeText16(SkUnicode::Make(),
SkSpan<uint16_t>((uint16_t*)utf16.data(), utf16.size()));
UnicodeText unicodeText8(SkUnicode::Make(), utf8);
REPORTER_ASSERT(reporter,
unicodeText16.getText16() == unicodeText8.getText16(),
"UTF16 and UTF8 texts should be the same\n");
auto lineBreak = utf16.find_first_of(u"\n");
for (size_t i = 0; i < unicodeText16.getText16().size(); ++i) {
if (i == lineBreak) {
REPORTER_ASSERT(
reporter,
unicodeText16.hasProperty(i, SkUnicode::CodeUnitFlags::kHardLineBreakBefore),
"Pos16 %zu should point to hard line break\n",
lineBreak);
REPORTER_ASSERT(
reporter,
unicodeText8.hasProperty(i, SkUnicode::CodeUnitFlags::kHardLineBreakBefore),
"Pos8 %zu should point to hard line break\n",
lineBreak);
} else {
REPORTER_ASSERT(reporter,
unicodeText16.hasProperty(i, SkUnicode::CodeUnitFlags::kGraphemeStart),
"Pos16 %zu should be a grapheme start\n",
i);
REPORTER_ASSERT(reporter,
unicodeText8.hasProperty(i, SkUnicode::CodeUnitFlags::kGraphemeStart),
"Pos8 %zu should be a grapheme start\n",
i);
}
}
auto space1 = utf16.find_first_of(u" ");
auto space2 = utf16.find_last_of(u" ");
REPORTER_ASSERT(
reporter,
unicodeText16.hasProperty(space1, SkUnicode::CodeUnitFlags::kPartOfWhiteSpaceBreak),
"Pos16 %zu should be a part of whitespaces\n",
space1);
REPORTER_ASSERT(
reporter,
unicodeText16.hasProperty(space1 + 1, SkUnicode::CodeUnitFlags::kSoftLineBreakBefore),
"Pos16 %zu should have soft line break before\n",
space1 + 1);
REPORTER_ASSERT(
reporter,
unicodeText16.hasProperty(space2, SkUnicode::CodeUnitFlags::kPartOfWhiteSpaceBreak),
"Pos16 %zu should be a part of whitespaces\n",
space2);
REPORTER_ASSERT(
reporter,
unicodeText16.hasProperty(space2 + 1, SkUnicode::CodeUnitFlags::kSoftLineBreakBefore),
"Pos16 %zu should have soft line break before\n",
space2 + 1);
REPORTER_ASSERT(
reporter,
unicodeText8.hasProperty(space1, SkUnicode::CodeUnitFlags::kPartOfWhiteSpaceBreak),
"Pos8 %zu should be a part of whitespaces\n",
space1);
REPORTER_ASSERT(
reporter,
unicodeText8.hasProperty(space1 + 1, SkUnicode::CodeUnitFlags::kSoftLineBreakBefore),
"Pos8 %zu should have soft line break before\n",
space1 + 1);
REPORTER_ASSERT(
reporter,
unicodeText8.hasProperty(space2, SkUnicode::CodeUnitFlags::kPartOfWhiteSpaceBreak),
"Pos8 %zu should be a part of whitespaces\n",
space2);
REPORTER_ASSERT(
reporter,
unicodeText8.hasProperty(space2 + 1, SkUnicode::CodeUnitFlags::kSoftLineBreakBefore),
"Pos8 %zu should have soft line break before\n",
space2 + 1);
}
// TODO: Test RTL text