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#include "gtest/gtest-spi.h"

#include "src/tint/lang/wgsl/ast/color_attribute.h"
#include "src/tint/lang/wgsl/ast/helper_test.h"

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

namespace tint::ast {
namespace {

using ColorAttributeTest = TestHelper;

TEST_F(ColorAttributeTest, Creation) {
    auto* expr = Expr(1_u);
    auto* c = Color(expr);
    EXPECT_EQ(c->expr, expr);
}

TEST_F(ColorAttributeTest, Assert_Null_Builtin) {
    EXPECT_FATAL_FAILURE(
        {
            ProgramBuilder b;
            b.Color(nullptr);
        },
        "internal compiler error");
}

TEST_F(ColorAttributeTest, Assert_DifferentGenerationID_Color) {
    EXPECT_FATAL_FAILURE(
        {
            ProgramBuilder b1;
            ProgramBuilder b2;
            b1.Color(b2.Expr(1_u));
        },
        "internal compiler error");
}

}  // namespace
}  // namespace tint::ast