chromium/third_party/angle/src/common/utilities_unittest.cpp

//
// Copyright 2015 The ANGLE Project Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// utilities_unittest.cpp: Unit tests for ANGLE's GL utility functions

#include "gmock/gmock.h"
#include "gtest/gtest.h"

#include "common/utilities.h"

namespace
{

// Test parsing valid single array indices
TEST(ParseResourceName, ArrayIndex)
{ … }

// Parsing a negative array index should result in INVALID_INDEX.
TEST(ParseResourceName, NegativeArrayIndex)
{ … }

// Parsing no array indices should result in an empty array.
TEST(ParseResourceName, NoArrayIndex)
{ … }

// The ParseResourceName function should work when a nullptr is passed as the indices output vector.
TEST(ParseResourceName, NULLArrayIndices)
{ … }

// Parsing multiple array indices should result in outermost array indices being last in the vector.
TEST(ParseResourceName, MultipleArrayIndices)
{ … }

// Trailing whitespace should not be accepted by ParseResourceName.
TEST(ParseResourceName, TrailingWhitespace)
{ … }

// Parse a string without any index.
TEST(ParseArrayIndex, NoArrayIndex)
{ … }

// Parse an empty string for an array index.
TEST(ParseArrayIndex, EmptyString)
{ … }

// A valid array index is parsed correctly from the end of the string.
TEST(ParseArrayIndex, ArrayIndex)
{ … }

// An array index from the middle of the string is not parsed.
TEST(ParseArrayIndex, ArrayIndexInMiddle)
{ … }

// Trailing whitespace in the parsed string is taken into account.
TEST(ParseArrayIndex, TrailingWhitespace)
{ … }

// Only the last index is parsed.
TEST(ParseArrayIndex, MultipleArrayIndices)
{ … }

// GetProgramResourceLocation spec in GLES 3.1 November 2016 page 87 mentions "decimal" integer.
// So an integer in hexadecimal format should not parse as an array index.
TEST(ParseArrayIndex, HexArrayIndex)
{ … }

// GetProgramResourceLocation spec in GLES 3.1 November 2016 page 87 mentions that the array
// index should not contain a leading plus sign.
TEST(ParseArrayIndex, ArrayIndexLeadingPlus)
{ … }

// GetProgramResourceLocation spec in GLES 3.1 November 2016 page 87 says that index should not
// contain whitespace. Test leading whitespace.
TEST(ParseArrayIndex, ArrayIndexLeadingWhiteSpace)
{ … }

// GetProgramResourceLocation spec in GLES 3.1 November 2016 page 87 says that index should not
// contain whitespace. Test trailing whitespace.
TEST(ParseArrayIndex, ArrayIndexTrailingWhiteSpace)
{ … }

// GetProgramResourceLocation spec in GLES 3.1 November 2016 page 87 says that index should only
// contain an integer.
TEST(ParseArrayIndex, ArrayIndexBogus)
{ … }

// Verify that using an index value out-of-range fails.
TEST(ParseArrayIndex, ArrayIndexOutOfRange)
{ … }

// Test that ConstStrLen works.
TEST(Utilities, ConstStrLen)
{ … }

}  // anonymous namespace