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// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/tint/utils/string_stream.h"
#include "src/tint/writer/hlsl/test_helper.h"
namespace tint::writer::hlsl {
namespace {
using namespace tint::builtin::fluent_types; // NOLINT
using namespace tint::number_suffixes; // NOLINT
using HlslGeneratorImplTest_Cast = TestHelper;
TEST_F(HlslGeneratorImplTest_Cast, EmitExpression_Cast_Scalar) {
auto* cast = Call<f32>(1_i);
WrapInFunction(cast);
GeneratorImpl& gen = Build();
utils::StringStream out;
ASSERT_TRUE(gen.EmitExpression(out, cast)) << gen.Diagnostics();
EXPECT_EQ(out.str(), "1.0f");
}
TEST_F(HlslGeneratorImplTest_Cast, EmitExpression_Cast_Vector) {
auto* cast = Call<vec3<f32>>(Call<vec3<i32>>(1_i, 2_i, 3_i));
WrapInFunction(cast);
GeneratorImpl& gen = Build();
utils::StringStream out;
ASSERT_TRUE(gen.EmitExpression(out, cast)) << gen.Diagnostics();
EXPECT_EQ(out.str(), "float3(1.0f, 2.0f, 3.0f)");
}
} // namespace
} // namespace tint::writer::hlsl