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2e40491467
This CL adds CallStatement to the AST to allow wrapping a CallExpression into a statement. Bug: tint:45 Change-Id: I5a9525514344fcc2cf9900eb2cd78c1fb94ca2ef Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/25320 Reviewed-by: David Neto <dneto@google.com>
74 lines
1.9 KiB
C++
74 lines
1.9 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 "src/ast/call_statement.h"
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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/identifier_expression.h"
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namespace tint {
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namespace ast {
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namespace {
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using CallStatementTest = testing::Test;
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TEST_F(CallStatementTest, Creation) {
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auto expr = std::make_unique<ast::CallExpression>(
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std::make_unique<ast::IdentifierExpression>("func"), ExpressionList{});
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auto* expr_ptr = expr.get();
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CallStatement c(std::move(expr));
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EXPECT_EQ(c.expr(), expr_ptr);
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}
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TEST_F(CallStatementTest, IsCall) {
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CallStatement c;
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EXPECT_TRUE(c.IsCall());
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}
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TEST_F(CallStatementTest, IsValid) {
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CallStatement c(std::make_unique<ast::CallExpression>(
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std::make_unique<ast::IdentifierExpression>("func"), ExpressionList{}));
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EXPECT_TRUE(c.IsValid());
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}
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TEST_F(CallStatementTest, IsValid_MissingExpr) {
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CallStatement c;
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EXPECT_FALSE(c.IsValid());
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}
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TEST_F(CallStatementTest, IsValid_InvalidExpr) {
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CallStatement c(std::make_unique<ast::CallExpression>());
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EXPECT_FALSE(c.IsValid());
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}
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TEST_F(CallStatementTest, ToStr) {
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CallStatement c(std::make_unique<ast::CallExpression>(
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std::make_unique<ast::IdentifierExpression>("func"), ExpressionList{}));
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std::ostringstream out;
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c.to_str(out, 2);
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EXPECT_EQ(out.str(), R"( Call{
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Identifier{func}
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(
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)
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}
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)");
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}
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} // namespace
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} // namespace ast
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} // namespace tint
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