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b44fe3c034
This CL adds emission of CallStatement to the various backends. Bug: tint:45 Change-Id: Ia2bdf0433f136c516ecccdcbc64a5365094220af Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25281 Reviewed-by: David Neto <dneto@google.com>
70 lines
2.3 KiB
C++
70 lines
2.3 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <memory>
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#include "gtest/gtest.h"
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#include "src/ast/call_expression.h"
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#include "src/ast/call_statement.h"
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#include "src/ast/identifier_expression.h"
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#include "src/writer/wgsl/generator_impl.h"
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namespace tint {
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namespace writer {
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namespace wgsl {
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namespace {
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using WgslGeneratorImplTest = testing::Test;
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TEST_F(WgslGeneratorImplTest, EmitExpression_Call_WithoutParams) {
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auto id = std::make_unique<ast::IdentifierExpression>("my_func");
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ast::CallExpression call(std::move(id), {});
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GeneratorImpl g;
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ASSERT_TRUE(g.EmitExpression(&call)) << g.error();
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EXPECT_EQ(g.result(), "my_func()");
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}
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TEST_F(WgslGeneratorImplTest, EmitExpression_Call_WithParams) {
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auto id = std::make_unique<ast::IdentifierExpression>("my_func");
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::IdentifierExpression>("param1"));
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params.push_back(std::make_unique<ast::IdentifierExpression>("param2"));
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ast::CallExpression call(std::move(id), std::move(params));
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GeneratorImpl g;
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ASSERT_TRUE(g.EmitExpression(&call)) << g.error();
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EXPECT_EQ(g.result(), "my_func(param1, param2)");
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}
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TEST_F(WgslGeneratorImplTest, EmitStatement_Call) {
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auto id = std::make_unique<ast::IdentifierExpression>("my_func");
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ast::ExpressionList params;
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params.push_back(std::make_unique<ast::IdentifierExpression>("param1"));
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params.push_back(std::make_unique<ast::IdentifierExpression>("param2"));
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ast::CallStatement call(
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std::make_unique<ast::CallExpression>(std::move(id), std::move(params)));
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GeneratorImpl g;
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g.increment_indent();
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ASSERT_TRUE(g.EmitStatement(&call)) << g.error();
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EXPECT_EQ(g.result(), " my_func(param1, param2);\n");
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}
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} // namespace
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} // namespace wgsl
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} // namespace writer
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} // namespace tint
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