kc3-lang/angle/src/tests/compiler_tests/UnfoldShortCircuitAST_test.cpp

Branch : - branch - main - tag -

• Show log

  Commit

• Author : Jamie Madill
  Date : 2018-11-27 11:34:27
  Hash : b980c563
  Message : Reformat all cpp and h files. This applies git cl format --full to all ANGLE sources. Bug: angleproject:2986 Change-Id: Ib504e618c1589332a37e97696cdc3515d739308f Reviewed-on: https://chromium-review.googlesource.com/c/1351367 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>

• src/tests/compiler_tests/UnfoldShortCircuitAST_test.cpp

• //
  // Copyright (c) 2018 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.
  //
  // UnfoldShortCircuitAST_test.cpp:
  //  Tests shader compilation with SH_UNFOLD_SHORT_CIRCUIT workaround on.
  
  #include "GLSLANG/ShaderLang.h"
  #include "angle_gl.h"
  #include "gtest/gtest.h"
  #include "tests/test_utils/compiler_test.h"
  
  using namespace sh;
  
  class UnfoldShortCircuitASTTest : public MatchOutputCodeTest
  {
    public:
      UnfoldShortCircuitASTTest()
          : MatchOutputCodeTest(GL_FRAGMENT_SHADER, SH_UNFOLD_SHORT_CIRCUIT, SH_GLSL_330_CORE_OUTPUT)
      {}
  };
  
  // Test unfolding the && operator.
  TEST_F(UnfoldShortCircuitASTTest, UnfoldAnd)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision highp float;
  
          out vec4 color;
          uniform bool b;
          uniform bool b2;
  
          void main()
          {
              color = vec4(0, 0, 0, 1);
              if (b && b2)
              {
                  color = vec4(0, 1, 0, 1);
              }
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("(_ub) ? (_ub2) : (false)"));
  }
  
  // Test unfolding the || operator.
  TEST_F(UnfoldShortCircuitASTTest, UnfoldOr)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision highp float;
  
          out vec4 color;
          uniform bool b;
          uniform bool b2;
  
          void main()
          {
              color = vec4(0, 0, 0, 1);
              if (b || b2)
              {
                  color = vec4(0, 1, 0, 1);
              }
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("(_ub) ? (true) : (_ub2)"));
  }
  
  // Test unfolding nested && and || operators. Both should be unfolded.
  TEST_F(UnfoldShortCircuitASTTest, UnfoldNested)
  {
      const std::string &shaderString =
          R"(#version 300 es
          precision highp float;
  
          out vec4 color;
          uniform bool b;
          uniform bool b2;
          uniform bool b3;
  
          void main()
          {
              color = vec4(0, 0, 0, 1);
              if (b && (b2 || b3))
              {
                  color = vec4(0, 1, 0, 1);
              }
          })";
      compile(shaderString);
      ASSERT_TRUE(foundInCode("(_ub) ? (((_ub2) ? (true) : (_ub3))) : (false)"));
  }