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// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "include/cppgc/source-location.h"
#include "src/base/macros.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace cppgc {
namespace internal {
namespace {
constexpr char kFileName[] = "source-location-unittest.cc";
bool Contains(const std::string& base_string, const std::string& substring) {
return base_string.find(substring) != std::string::npos;
}
} // namespace
TEST(SourceLocationTest, DefaultCtor) {
constexpr SourceLocation loc;
EXPECT_EQ(nullptr, loc.Function());
EXPECT_EQ(nullptr, loc.FileName());
EXPECT_EQ(0u, loc.Line());
}
void TestSourceLocationCurrent() {
static constexpr char kFunctionName[] = "TestSourceLocationCurrent";
static constexpr size_t kNextLine = __LINE__ + 1;
constexpr auto loc = SourceLocation::Current();
#if !CPPGC_SUPPORTS_SOURCE_LOCATION
EXPECT_EQ(nullptr, loc.Function());
EXPECT_EQ(nullptr, loc.FileName());
EXPECT_EQ(0u, loc.Line());
USE(kNextLine);
return;
#endif
EXPECT_EQ(kNextLine, loc.Line());
EXPECT_TRUE(Contains(loc.FileName(), kFileName));
EXPECT_TRUE(Contains(loc.Function(), kFunctionName));
}
TEST(SourceLocationTest, Current) { TestSourceLocationCurrent(); }
void TestToString() {
static const std::string kDescriptor = std::string(__func__) + "@" +
__FILE__ + ":" +
std::to_string(__LINE__ + 1);
constexpr auto loc = SourceLocation::Current();
const auto string = loc.ToString();
EXPECT_EQ(kDescriptor, string);
}
#if CPPGC_SUPPORTS_SOURCE_LOCATION
TEST(SourceLocationTest, ToString) { TestToString(); }
#endif
} // namespace internal
} // namespace cppgc
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