src/tint/lang/glsl/writer/convert_test.cc

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#include "src/tint/lang/glsl/writer/helper_test.h"

using namespace tint::core::fluent_types;     // NOLINT
using namespace tint::core::number_suffixes;  // NOLINT

namespace tint::glsl::writer {
namespace {

TEST_F(GlslWriterTest, ConvertU32) {
    auto* f = b.Function("a", ty.u32());
    b.Append(f->Block(), [&] {
        auto* v = b.Var("v", 2_i);
        b.Return(f, b.Convert(ty.u32(), v));
    });

    ASSERT_TRUE(Generate()) << err_ << output_.glsl;
    EXPECT_EQ(output_.glsl, GlslHeader() + R"(
uint a() {
  int v = 2;
  return uint(v);
}
layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
void main() {
}
)");
}

}  // namespace
}  // namespace tint::glsl::writer