src/tint/sem/atomic_test.cc

// Copyright 2021 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/sem/atomic.h"

#include "src/tint/sem/test_helper.h"

namespace tint::sem {
namespace {

using AtomicTest = TestHelper;

TEST_F(AtomicTest, Creation) {
  auto* a = create<Atomic>(create<I32>());
  auto* b = create<Atomic>(create<I32>());
  auto* c = create<Atomic>(create<U32>());
  EXPECT_TRUE(a->Type()->Is<sem::I32>());
  EXPECT_EQ(a, b);
  EXPECT_NE(a, c);
}

TEST_F(AtomicTest, Hash) {
  auto* a = create<Atomic>(create<I32>());
  auto* b = create<Atomic>(create<I32>());
  auto* c = create<Atomic>(create<U32>());
  EXPECT_EQ(a->Hash(), b->Hash());
  EXPECT_NE(a->Hash(), c->Hash());
}

TEST_F(AtomicTest, Equals) {
  auto* a = create<Atomic>(create<I32>());
  auto* b = create<Atomic>(create<I32>());
  auto* c = create<Atomic>(create<U32>());
  EXPECT_TRUE(a->Equals(*b));
  EXPECT_FALSE(a->Equals(*c));
  EXPECT_FALSE(a->Equals(Void{}));
}

TEST_F(AtomicTest, FriendlyName) {
  auto* a = create<Atomic>(create<I32>());
  EXPECT_EQ(a->FriendlyName(Symbols()), "atomic<i32>");
}

}  // namespace
}  // namespace tint::sem