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// Copyright 2020 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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#include "src/tint/lang/spirv/writer/ast_printer/helper_test.h"
#include "src/tint/lang/spirv/writer/writer.h"
namespace tint::spirv::writer {
namespace {
using SpirvASTPrinterTest = TestHelper;
TEST_F(SpirvASTPrinterTest, InvalidProgram) {
Diagnostics().AddError(Source{}) << "make the program invalid";
ASSERT_FALSE(IsValid());
auto program = resolver::Resolve(*this);
ASSERT_FALSE(program.IsValid());
auto result = Generate(program, Options{});
EXPECT_NE(result, Success);
EXPECT_EQ(result.Failure().reason.Str(), "error: make the program invalid");
}
TEST_F(SpirvASTPrinterTest, UnsupportedExtension) {
Enable(Source{{12, 34}}, wgsl::Extension::kChromiumInternalRelaxedUniformLayout);
auto program = resolver::Resolve(*this);
auto result = Generate(program, Options{});
EXPECT_NE(result, Success);
EXPECT_EQ(
result.Failure().reason.Str(),
R"(12:34 error: SPIR-V backend does not support extension 'chromium_internal_relaxed_uniform_layout')");
}
TEST_F(SpirvASTPrinterTest, RequiresDirective) {
Require(wgsl::LanguageFeature::kReadonlyAndReadwriteStorageTextures);
auto program = resolver::Resolve(*this);
auto result = Generate(program, Options{});
EXPECT_EQ(result, Success);
}
} // namespace
} // namespace tint::spirv::writer