android13/external/libchrome/base/test/metrics/histogram_enum_reader_unitt...

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// Copyright 2018 The Chromium 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 "base/test/metrics/histogram_enum_reader.h"
#include "base/optional.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
TEST(HistogramEnumReaderTest, SanityChecks) {
{
// NOTE: This results in a dependency on the enums.xml file, but to
// otherwise inject content would circumvent a lot of the logic of the
// method and add additional complexity. "Boolean" is hopefully a pretty
// stable enum.
Optional<HistogramEnumEntryMap> results = ReadEnumFromEnumsXml("Boolean");
ASSERT_TRUE(results);
EXPECT_EQ("False", results->at(0));
EXPECT_EQ("True", results->at(1));
}
{
Optional<HistogramEnumEntryMap> results =
ReadEnumFromEnumsXml("TheWorstNameForAnEnum");
ASSERT_FALSE(results);
}
}
} // namespace base