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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/ast/workgroup_decoration.h"
#include "src/ast/stage_decoration.h"
#include "src/ast/test_helper.h"
namespace tint {
namespace ast {
namespace {
using WorkgroupDecorationTest = TestHelper;
TEST_F(WorkgroupDecorationTest, Creation_1param) {
auto* d = WorkgroupSize(2);
auto values = d->Values();
ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->ValueAsU32(), 2u);
EXPECT_EQ(values[1], nullptr);
EXPECT_EQ(values[2], nullptr);
}
TEST_F(WorkgroupDecorationTest, Creation_2param) {
auto* d = WorkgroupSize(2, 4);
auto values = d->Values();
ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->ValueAsU32(), 2u);
ASSERT_TRUE(values[1]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->ValueAsU32(), 4u);
EXPECT_EQ(values[2], nullptr);
}
TEST_F(WorkgroupDecorationTest, Creation_3param) {
auto* d = WorkgroupSize(2, 4, 6);
auto values = d->Values();
ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->ValueAsU32(), 2u);
ASSERT_TRUE(values[1]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->ValueAsU32(), 4u);
ASSERT_TRUE(values[2]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[2]->As<ast::IntLiteralExpression>()->ValueAsU32(), 6u);
}
TEST_F(WorkgroupDecorationTest, Creation_WithIdentifier) {
auto* d = WorkgroupSize(2, 4, "depth");
auto values = d->Values();
ASSERT_TRUE(values[0]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[0]->As<ast::IntLiteralExpression>()->ValueAsU32(), 2u);
ASSERT_TRUE(values[1]->Is<ast::IntLiteralExpression>());
EXPECT_EQ(values[1]->As<ast::IntLiteralExpression>()->ValueAsU32(), 4u);
auto* z_ident = As<ast::IdentifierExpression>(values[2]);
ASSERT_TRUE(z_ident);
EXPECT_EQ(Symbols().NameFor(z_ident->symbol), "depth");
}
} // namespace
} // namespace ast
} // namespace tint