glslang/gtests/Config.FromFile.cpp
Greg Fischer 90c5214344 Improve ResourceLimits interface to be more forward compatible
New interface allows users to generate ResourceLimits for interface so
that additions to TBuiltInResource do not break the ABI.

Users should use the glslang-default-resource-limits library and the
Public/ResourceLimits.h header. Similar changes have been made to the
C interface. Use Public/resource_limits_c.h.

Fixes #2822
2022-11-01 12:06:51 -06:00

109 lines
4.0 KiB
C++

//
// Copyright (C) 2016 Google, Inc.
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// POSSIBILITY OF SUCH DAMAGE.
#include "glslang/Public/ResourceLimits.h"
#include "TestFixture.h"
namespace glslangtest {
namespace {
struct TestCaseSpec {
std::string input;
std::string config;
std::string output;
EShMessages controls;
};
using ConfigTest = GlslangTest<::testing::TestWithParam<TestCaseSpec>>;
TEST_P(ConfigTest, FromFile)
{
TestCaseSpec testCase = GetParam();
GlslangResult result;
result.validationResult = true;
// Get the contents for input shader and limit configurations.
std::string shaderContents, configContents;
tryLoadFile(GlobalTestSettings.testRoot + "/" + testCase.input, "input", &shaderContents);
tryLoadFile(GlobalTestSettings.testRoot + "/" + testCase.config, "limits config", &configContents);
// Decode limit configurations.
TBuiltInResource resources = {};
{
const size_t len = configContents.size();
char* configChars = new char[len + 1];
memcpy(configChars, configContents.data(), len);
configChars[len] = 0;
DecodeResourceLimits(&resources, configChars);
delete[] configChars;
}
// Compile the shader.
glslang::TShader shader(GetShaderStage(GetSuffix(testCase.input)));
compile(&shader, shaderContents, "", testCase.controls, &resources);
result.shaderResults.push_back(
{testCase.input, shader.getInfoLog(), shader.getInfoDebugLog()});
// Link the shader.
glslang::TProgram program;
program.addShader(&shader);
program.link(testCase.controls);
result.linkingOutput = program.getInfoLog();
result.linkingError = program.getInfoDebugLog();
std::ostringstream stream;
outputResultToStream(&stream, result, testCase.controls);
// Check with expected results.
const std::string expectedOutputFname =
GlobalTestSettings.testRoot + "/baseResults/" + testCase.output;
std::string expectedOutput;
tryLoadFile(expectedOutputFname, "expected output", &expectedOutput);
checkEqAndUpdateIfRequested(expectedOutput, stream.str(), expectedOutputFname);
}
// clang-format off
INSTANTIATE_TEST_SUITE_P(
Glsl, ConfigTest,
::testing::ValuesIn(std::vector<TestCaseSpec>({
{"specExamples.vert", "baseResults/test.conf", "specExamplesConf.vert.out", (EShMessages)(EShMsgAST | EShMsgCascadingErrors)},
{"100Limits.vert", "100.conf", "100LimitsConf.vert.out", EShMsgCascadingErrors},
}))
);
// clang-format on
} // anonymous namespace
} // namespace glslangtest