47 lines
1.5 KiB
C++
47 lines
1.5 KiB
C++
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// Copyright 2019 The Chromium Authors
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/location.h"
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#include "base/debug/debugging_buildflags.h"
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#include "base/trace_event/base_tracing.h"
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#include "testing/gmock/include/gmock/gmock.h"
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#include "testing/gtest/include/gtest/gtest.h"
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#if BUILDFLAG(ENABLE_BASE_TRACING)
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#include "third_party/perfetto/include/perfetto/test/traced_value_test_support.h" // no-presubmit-check
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#endif // BUILDFLAG(ENABLE_BASE_TRACING)
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namespace base {
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namespace {
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// This is a typical use: taking Location::Current as a default parameter.
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// So even though this looks contrived, it confirms that such usage works as
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// expected.
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Location WhereAmI(const Location& location = Location::Current()) {
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return location;
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}
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} // namespace
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TEST(LocationTest, CurrentYieldsCorrectValue) {
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[[maybe_unused]] int previous_line = __LINE__;
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Location here = WhereAmI();
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EXPECT_NE(here.program_counter(), WhereAmI().program_counter());
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EXPECT_THAT(here.file_name(), ::testing::EndsWith("location_unittest.cc"));
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EXPECT_EQ(here.line_number(), previous_line + 1);
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EXPECT_STREQ("TestBody", here.function_name());
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}
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#if BUILDFLAG(ENABLE_BASE_TRACING)
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TEST(LocationTest, TracingSupport) {
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EXPECT_EQ(perfetto::TracedValueToString(Location::CreateForTesting(
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"func", "file", 42, WhereAmI().program_counter())),
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"{function_name:func,file_name:file,line_number:42}");
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}
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#endif // BUILDFLAG(ENABLE_BASE_TRACING)
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} // namespace base
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