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34
35#include "glslang/Public/ResourceLimits.h"
36#include "TestFixture.h"
37
38namespace glslangtest {
39namespace {
40
41struct TestCaseSpec {
42    std::string input;
43    std::string config;
44    std::string output;
45    EShMessages controls;
46};
47
48using ConfigTest = GlslangTest<::testing::TestWithParam<TestCaseSpec>>;
49
50TEST_P(ConfigTest, FromFile)
51{
52    TestCaseSpec testCase = GetParam();
53    GlslangResult result;
54    result.validationResult = true;
55
56    // Get the contents for input shader and limit configurations.
57    std::string shaderContents, configContents;
58    tryLoadFile(GlobalTestSettings.testRoot + "/" + testCase.input, "input", &shaderContents);
59    tryLoadFile(GlobalTestSettings.testRoot + "/" + testCase.config, "limits config", &configContents);
60
61    // Decode limit configurations.
62    TBuiltInResource resources = {};
63    {
64        const size_t len = configContents.size();
65        char* configChars = new char[len + 1];
66        memcpy(configChars, configContents.data(), len);
67        configChars[len] = 0;
68        DecodeResourceLimits(&resources, configChars);
69        delete[] configChars;
70    }
71
72    // Compile the shader.
73    glslang::TShader shader(GetShaderStage(GetSuffix(testCase.input)));
74    compile(&shader, shaderContents, "", testCase.controls, &resources);
75    result.shaderResults.push_back(
76        {testCase.input, shader.getInfoLog(), shader.getInfoDebugLog()});
77
78    // Link the shader.
79    glslang::TProgram program;
80    program.addShader(&shader);
81    program.link(testCase.controls);
82    result.linkingOutput = program.getInfoLog();
83    result.linkingError = program.getInfoDebugLog();
84
85    std::ostringstream stream;
86    outputResultToStream(&stream, result, testCase.controls);
87
88    // Check with expected results.
89    const std::string expectedOutputFname =
90        GlobalTestSettings.testRoot + "/baseResults/" + testCase.output;
91    std::string expectedOutput;
92    tryLoadFile(expectedOutputFname, "expected output", &expectedOutput);
93
94    checkEqAndUpdateIfRequested(expectedOutput, stream.str(), expectedOutputFname);
95}
96
97// clang-format off
98INSTANTIATE_TEST_SUITE_P(
99    Glsl, ConfigTest,
100    ::testing::ValuesIn(std::vector<TestCaseSpec>({
101        {"specExamples.vert", "baseResults/test.conf", "specExamplesConf.vert.out", (EShMessages)(EShMsgAST | EShMsgCascadingErrors)},
102        {"100Limits.vert", "100.conf", "100LimitsConf.vert.out", EShMsgCascadingErrors},
103    }))
104);
105// clang-format on
106
107}  // anonymous namespace
108}  // namespace glslangtest
109