146 lines
3.7 KiB
C++
146 lines
3.7 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/else_statement.h"
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#include "gtest/gtest.h"
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#include "src/ast/bool_literal.h"
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#include "src/ast/if_statement.h"
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#include "src/ast/kill_statement.h"
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#include "src/ast/scalar_constructor_expression.h"
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#include "src/ast/type/bool_type.h"
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namespace tint {
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namespace ast {
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namespace {
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using ElseStatementTest = testing::Test;
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TEST_F(ElseStatementTest, Creation) {
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ast::type::BoolType bool_type;
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auto cond = std::make_unique<ScalarConstructorExpression>(
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std::make_unique<BoolLiteral>(&bool_type, true));
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StatementList body;
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body.push_back(std::make_unique<KillStatement>());
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auto* cond_ptr = cond.get();
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auto* kill_ptr = body[0].get();
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ElseStatement e(std::move(cond), std::move(body));
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EXPECT_EQ(e.condition(), cond_ptr);
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ASSERT_EQ(e.body().size(), 1u);
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EXPECT_EQ(e.body()[0].get(), kill_ptr);
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}
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TEST_F(ElseStatementTest, Creation_WithSource) {
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ElseStatement e(Source{20, 2}, {});
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auto src = e.source();
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EXPECT_EQ(src.line, 20u);
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EXPECT_EQ(src.column, 2u);
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}
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TEST_F(ElseStatementTest, IsElse) {
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ElseStatement e;
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EXPECT_TRUE(e.IsElse());
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}
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TEST_F(ElseStatementTest, HasCondition) {
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ast::type::BoolType bool_type;
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auto cond = std::make_unique<ScalarConstructorExpression>(
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std::make_unique<BoolLiteral>(&bool_type, true));
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ElseStatement e(std::move(cond), {});
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EXPECT_TRUE(e.HasCondition());
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}
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TEST_F(ElseStatementTest, HasContition_NullCondition) {
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ElseStatement e;
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EXPECT_FALSE(e.HasCondition());
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}
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TEST_F(ElseStatementTest, IsValid) {
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ElseStatement e;
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EXPECT_TRUE(e.IsValid());
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}
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TEST_F(ElseStatementTest, IsValid_WithBody) {
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StatementList body;
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body.push_back(std::make_unique<KillStatement>());
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ElseStatement e(std::move(body));
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EXPECT_TRUE(e.IsValid());
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}
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TEST_F(ElseStatementTest, IsValid_WithNullBodyStatement) {
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StatementList body;
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body.push_back(std::make_unique<KillStatement>());
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body.push_back(nullptr);
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ElseStatement e(std::move(body));
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EXPECT_FALSE(e.IsValid());
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}
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TEST_F(ElseStatementTest, IsValid_InvalidCondition) {
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auto cond = std::make_unique<ScalarConstructorExpression>();
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ElseStatement e(std::move(cond), {});
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EXPECT_FALSE(e.IsValid());
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}
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TEST_F(ElseStatementTest, IsValid_InvalidBodyStatement) {
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StatementList body;
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body.push_back(std::make_unique<IfStatement>());
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ElseStatement e(std::move(body));
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EXPECT_FALSE(e.IsValid());
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}
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TEST_F(ElseStatementTest, ToStr) {
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ast::type::BoolType bool_type;
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auto cond = std::make_unique<ScalarConstructorExpression>(
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std::make_unique<BoolLiteral>(&bool_type, true));
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StatementList body;
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body.push_back(std::make_unique<KillStatement>());
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ElseStatement e(std::move(cond), std::move(body));
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std::ostringstream out;
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e.to_str(out, 2);
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EXPECT_EQ(out.str(), R"( Else{
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(
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ScalarConstructor{true}
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)
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{
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Kill{}
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}
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}
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)");
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}
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TEST_F(ElseStatementTest, ToStr_NoCondition) {
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StatementList body;
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body.push_back(std::make_unique<KillStatement>());
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ElseStatement e(std::move(body));
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std::ostringstream out;
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e.to_str(out, 2);
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EXPECT_EQ(out.str(), R"( Else{
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{
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Kill{}
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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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