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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/metrics/enabled_state_provider.h"
#include "base/base_switches.h"
#include "base/command_line.h"
namespace metrics {
namespace {
// Some browser_tests enable metrics reporting independent of the presence of
// kForceFieldTrials:
// - MetricsServiceBrowserFilesTest.FilesRemain
// - MetricsInternalsUIBrowserTestWithLog.All
bool g_ignore_force_field_trials_for_testing = false;
} // namespace
bool EnabledStateProvider::IsReportingEnabled() const {
// Disable metrics reporting when field trials are forced, as otherwise this
// would pollute experiment results in UMA. Note: This is done here and not
// in IsConsentGiven() as we do not want this to affect field trial entropy
// logic (i.e. high entropy source should still be used if UMA is on).
return IsConsentGiven() &&
(g_ignore_force_field_trials_for_testing ||
!base::CommandLine::ForCurrentProcess()->HasSwitch(
switches::kForceFieldTrials));
}
void EnabledStateProvider::SetIgnoreForceFieldTrialsForTesting(
bool ignore_trials) {
g_ignore_force_field_trials_for_testing = ignore_trials;
}
} // namespace metrics
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