test/TextAdvance.cpp

// Copyright (c) 2015 The Khronos Group Inc.
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// KHRONOS STANDARDS. THE UNMODIFIED, NORMATIVE VERSIONS OF KHRONOS
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#include "UnitSPIRV.h"

TEST(TextAdvance, LeadingNewLines) {
  char textStr[] = "\n\nWord";
  spv_text_t text = {textStr, strlen(textStr)};
  spv_position_t position = {};
  ASSERT_EQ(SPV_SUCCESS, spvTextAdvance(&text, &position));
  ASSERT_EQ(0, position.column);
  ASSERT_EQ(2, position.line);
  ASSERT_EQ(2, position.index);
}

TEST(TextAdvance, LeadingSpaces) {
  char textStr[] = "    Word";
  spv_text_t text = {textStr, strlen(textStr)};
  spv_position_t position = {};
  ASSERT_EQ(SPV_SUCCESS, spvTextAdvance(&text, &position));
  ASSERT_EQ(4, position.column);
  ASSERT_EQ(0, position.line);
  ASSERT_EQ(4, position.index);
}

TEST(TextAdvance, LeadingTabs) {
  char textStr[] = "\t\t\tWord";
  spv_text_t text = {textStr, strlen(textStr)};
  spv_position_t position = {};
  ASSERT_EQ(SPV_SUCCESS, spvTextAdvance(&text, &position));
  ASSERT_EQ(3, position.column);
  ASSERT_EQ(0, position.line);
  ASSERT_EQ(3, position.index);
}

TEST(TextAdvance, LeadingNewLinesSpacesAndTabs) {
  char textStr[] = "\n\n\t  Word";
  spv_text_t text = {textStr, strlen(textStr)};
  spv_position_t position = {};
  ASSERT_EQ(SPV_SUCCESS, spvTextAdvance(&text, &position));
  ASSERT_EQ(3, position.column);
  ASSERT_EQ(2, position.line);
  ASSERT_EQ(5, position.index);
}

TEST(TextAdvance, NullTerminator) {
  char textStr[] = "";
  spv_text_t text = {textStr, strlen(textStr)};
  spv_position_t position = {};
  ASSERT_EQ(SPV_END_OF_STREAM, spvTextAdvance(&text, &position));
}