| // Copyright (c) 2014 The Chromium 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 "gpu/command_buffer/service/shader_translator_cache.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "ui/gl/gl_bindings.h" |
| |
| namespace gpu { |
| namespace gles2 { |
| |
| TEST(ShaderTranslatorCacheTest, InitParamComparable) { |
| // Tests that ShaderTranslatorInitParams padding or padding of its |
| // members does not affect the object equality or ordering. |
| |
| ShBuiltInResources a_resources; |
| memset(&a_resources, 88, sizeof(a_resources)); |
| sh::InitBuiltInResources(&a_resources); |
| |
| ShBuiltInResources b_resources; |
| memset(&b_resources, 77, sizeof(b_resources)); |
| sh::InitBuiltInResources(&b_resources); |
| |
| EXPECT_TRUE(memcmp(&a_resources, &b_resources, sizeof(a_resources)) == 0); |
| |
| ShCompileOptions driver_bug_workarounds = SH_VALIDATE; |
| |
| char a_storage[sizeof(ShaderTranslatorCache::ShaderTranslatorInitParams)]; |
| memset(a_storage, 55, sizeof(a_storage)); |
| ShaderTranslatorCache::ShaderTranslatorInitParams* a = |
| new (&a_storage) ShaderTranslatorCache::ShaderTranslatorInitParams( |
| GL_VERTEX_SHADER, SH_GLES2_SPEC, a_resources, SH_ESSL_OUTPUT, |
| driver_bug_workarounds); |
| |
| ShaderTranslatorCache::ShaderTranslatorInitParams b( |
| GL_VERTEX_SHADER, SH_GLES2_SPEC, b_resources, SH_ESSL_OUTPUT, |
| driver_bug_workarounds); |
| |
| EXPECT_TRUE(*a == b); |
| EXPECT_FALSE(*a < b || b < *a); |
| |
| memset(a_storage, 55, sizeof(a_storage)); |
| a = new (&a_storage) ShaderTranslatorCache::ShaderTranslatorInitParams(b); |
| |
| EXPECT_TRUE(*a == b); |
| EXPECT_FALSE(*a < b || b < *a); |
| } |
| } // namespace gles2 |
| } // namespace gpu |