dawn-cmake/src/ast/unary_op_expression_test.cc

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2.3 KiB
C++

// 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/unary_op_expression.h"
#include <sstream>
#include "gtest/gtest.h"
#include "src/ast/identifier_expression.h"
namespace tint {
namespace ast {
namespace {
using UnaryOpExpressionTest = testing::Test;
TEST_F(UnaryOpExpressionTest, Creation) {
auto ident = std::make_unique<IdentifierExpression>("ident");
auto* ident_ptr = ident.get();
UnaryOpExpression u(UnaryOp::kNot, std::move(ident));
EXPECT_EQ(u.op(), UnaryOp::kNot);
EXPECT_EQ(u.expr(), ident_ptr);
}
TEST_F(UnaryOpExpressionTest, Creation_WithSource) {
auto ident = std::make_unique<IdentifierExpression>("ident");
UnaryOpExpression u(Source{20, 2}, UnaryOp::kNot, std::move(ident));
auto src = u.source();
EXPECT_EQ(src.range.begin.line, 20u);
EXPECT_EQ(src.range.begin.column, 2u);
}
TEST_F(UnaryOpExpressionTest, IsUnaryOp) {
UnaryOpExpression u;
EXPECT_TRUE(u.IsUnaryOp());
}
TEST_F(UnaryOpExpressionTest, IsValid) {
auto ident = std::make_unique<IdentifierExpression>("ident");
UnaryOpExpression u(UnaryOp::kNot, std::move(ident));
EXPECT_TRUE(u.IsValid());
}
TEST_F(UnaryOpExpressionTest, IsValid_NullExpression) {
UnaryOpExpression u;
u.set_op(UnaryOp::kNot);
EXPECT_FALSE(u.IsValid());
}
TEST_F(UnaryOpExpressionTest, IsValid_InvalidExpression) {
auto ident = std::make_unique<IdentifierExpression>("");
UnaryOpExpression u(UnaryOp::kNot, std::move(ident));
EXPECT_FALSE(u.IsValid());
}
TEST_F(UnaryOpExpressionTest, ToStr) {
auto ident = std::make_unique<IdentifierExpression>("ident");
UnaryOpExpression u(UnaryOp::kNot, std::move(ident));
std::ostringstream out;
u.to_str(out, 2);
EXPECT_EQ(out.str(), R"( UnaryOp{
not
Identifier{ident}
}
)");
}
} // namespace
} // namespace ast
} // namespace tint