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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/writer/wgsl/test_helper.h"
namespace tint {
namespace writer {
namespace wgsl {
namespace {
using WgslGeneratorImplTest = TestHelper;
TEST_F(WgslGeneratorImplTest, EmitAlias_F32) {
auto* alias = Alias("a", ty.f32());
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.EmitTypeDecl(alias)) << gen.error();
EXPECT_EQ(gen.result(), R"(type a = f32;
)");
}
TEST_F(WgslGeneratorImplTest, EmitTypeDecl_Struct) {
auto* s = Structure("A", {
Member("a", ty.f32()),
Member("b", ty.i32()),
});
auto* alias = Alias("B", ty.Of(s));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.EmitTypeDecl(s)) << gen.error();
ASSERT_TRUE(gen.EmitTypeDecl(alias)) << gen.error();
EXPECT_EQ(gen.result(), R"(struct A {
a : f32;
b : i32;
};
type B = A;
)");
}
TEST_F(WgslGeneratorImplTest, EmitAlias_ToStruct) {
auto* s = Structure("A", {
Member("a", ty.f32()),
Member("b", ty.i32()),
});
auto* alias = Alias("B", ty.Of(s));
GeneratorImpl& gen = Build();
ASSERT_TRUE(gen.EmitTypeDecl(alias)) << gen.error();
EXPECT_EQ(gen.result(), R"(type B = A;
)");
}
} // namespace
} // namespace wgsl
} // namespace writer
} // namespace tint