src/tint/lang/core/constant/value_test.cc

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#include "gtest/gtest.h"
#include "src/tint/lang/core/constant/scalar.h"
#include "src/tint/lang/core/constant/splat.h"
#include "src/tint/lang/core/type/f32.h"
#include "src/tint/lang/core/type/vector.h"

namespace tint::core::constant {
namespace {

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

using ConstantTest_Value = testing::Test;

TEST_F(ConstantTest_Value, Equal_Scalar_Scalar) {
    Manager constants;
    EXPECT_TRUE(constants.Get(10_i)->Equal(constants.Get(10_i)));
    EXPECT_FALSE(constants.Get(10_i)->Equal(constants.Get(20_i)));
    EXPECT_FALSE(constants.Get(20_i)->Equal(constants.Get(10_i)));

    EXPECT_TRUE(constants.Get(10_u)->Equal(constants.Get(10_u)));
    EXPECT_FALSE(constants.Get(10_u)->Equal(constants.Get(20_u)));
    EXPECT_FALSE(constants.Get(20_u)->Equal(constants.Get(10_u)));

    EXPECT_TRUE(constants.Get(10_f)->Equal(constants.Get(10_f)));
    EXPECT_FALSE(constants.Get(10_f)->Equal(constants.Get(20_f)));
    EXPECT_FALSE(constants.Get(20_f)->Equal(constants.Get(10_f)));
}

TEST_F(ConstantTest_Value, Equal_Splat_Splat) {
    Manager constants;
    auto* vec3f = constants.types.vec(constants.types.f32(), 3u);

    auto* vec3f_1_1_1 = constants.Splat(vec3f, constants.Get(1_f));
    auto* vec3f_2_2_2 = constants.Splat(vec3f, constants.Get(2_f));

    EXPECT_TRUE(vec3f_1_1_1->Equal(vec3f_1_1_1));
    EXPECT_FALSE(vec3f_2_2_2->Equal(vec3f_1_1_1));
    EXPECT_FALSE(vec3f_1_1_1->Equal(vec3f_2_2_2));
}

TEST_F(ConstantTest_Value, Equal_Composite_Composite) {
    Manager constants;
    auto* vec3f = constants.types.vec(constants.types.f32(), 3u);

    auto* vec3f_1_1_2 = constants.Composite(
        vec3f, Vector{constants.Get(1_f), constants.Get(1_f), constants.Get(2_f)});
    auto* vec3f_1_2_1 = constants.Composite(
        vec3f, Vector{constants.Get(1_f), constants.Get(2_f), constants.Get(1_f)});

    EXPECT_TRUE(vec3f_1_1_2->Equal(vec3f_1_1_2));
    EXPECT_FALSE(vec3f_1_2_1->Equal(vec3f_1_1_2));
    EXPECT_FALSE(vec3f_1_1_2->Equal(vec3f_1_2_1));
}

TEST_F(ConstantTest_Value, Equal_Splat_Composite) {
    Manager constants;
    auto* vec3f = constants.types.vec(constants.types.f32(), 3u);

    auto* vec3f_1_1_1 = constants.Splat(vec3f, constants.Get(1_f));
    auto* vec3f_1_2_1 = constants.Composite(
        vec3f, Vector{constants.Get(1_f), constants.Get(2_f), constants.Get(1_f)});

    EXPECT_TRUE(vec3f_1_1_1->Equal(vec3f_1_1_1));
    EXPECT_FALSE(vec3f_1_2_1->Equal(vec3f_1_1_1));
    EXPECT_FALSE(vec3f_1_1_1->Equal(vec3f_1_2_1));
}

}  // namespace
}  // namespace tint::core::constant