chromium/third_party/angle/src/libANGLE/Config_unittest.cpp

//
// Copyright 2014 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.
//

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

#include "libANGLE/AttributeMap.h"
#include "libANGLE/Config.h"

// Create a generic, valid EGL config that can be modified to test sorting and
// filtering routines
static egl::Config GenerateGenericConfig()
{ … }

static std::vector<egl::Config> GenerateUniqueConfigs(size_t count)
{ … }

// Add unique configs to a ConfigSet and expect that the size of the
// set is equal to the number of configs added.
TEST(ConfigSetTest, Size)
{ … }

// [EGL 1.5] section 3.4:
// EGL_CONFIG_ID is a unique integer identifying different EGLConfigs. Configuration IDs
// must be small positive integers starting at 1 and ID assignment should be compact;
// that is, if there are N EGLConfigs defined by the EGL implementation, their
// configuration IDs should be in the range [1, N].
TEST(ConfigSetTest, IDs)
{ … }

TEST(ConfigSetTest, Filtering_BitSizes)
{ … }

// Verify the sorting, [EGL 1.5] section 3.4.1.2 pg 30:
// [configs are sorted] by larger total number of color bits (for an RGB
// color buffer this is the sum of EGL_RED_SIZE, EGL_GREEN_SIZE, EGL_BLUE_SIZE,
// and EGL_ALPHA_SIZE; for a luminance color buffer, the sum of EGL_LUMINANCE_SIZE
// and EGL_ALPHA_SIZE).If the requested number of bits in attrib list for a
// particular color component is 0 or EGL_DONT_CARE, then the number of bits
// for that component is not considered.
TEST(ConfigSetTest, Sorting_BitSizes)
{ … }