blob: f1173ecb14d8c85391566ba2035dd42833f75a0d [file] [log] [blame]
// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/metrics/histogram_macros.h"
#include "ash/test/ash_test_base.h"
#include "ash/wm/tablet_mode/tablet_mode_controller_test_api.h"
#include "base/test/metrics/histogram_tester.h"
namespace ash {
using HistogramMacrosTest = AshTestBase;
TEST_F(HistogramMacrosTest, Basic) {
base::HistogramTester histograms;
const char* kTablet = "Test.Tablet";
const char* kClamshell = "Test.Clamshell";
UMA_HISTOGRAM_PERCENTAGE_IN_TABLET(kTablet, 1);
UMA_HISTOGRAM_PERCENTAGE_IN_CLAMSHELL(kClamshell, 1);
histograms.ExpectTotalCount(kClamshell, 1);
histograms.ExpectTotalCount(kTablet, 0);
TabletModeControllerTestApi().EnterTabletMode();
UMA_HISTOGRAM_PERCENTAGE_IN_TABLET(kTablet, 1);
UMA_HISTOGRAM_PERCENTAGE_IN_CLAMSHELL(kClamshell, 1);
histograms.ExpectTotalCount(kClamshell, 1);
histograms.ExpectTotalCount(kTablet, 1);
}
} // namespace ash