1 files changed, 135 insertions, 0 deletions
diff --git a/chromium/ash/system/chromeos/power/power_status_unittest.cc b/chromium/ash/system/chromeos/power/power_status_unittest.cc
new file mode 100644
index 00000000000..baf4997ecf4
--- /dev/null
+++ b/chromium/ash/system/chromeos/power/power_status_unittest.cc
@@ -0,0 +1,135 @@
+// Copyright (c) 2013 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 "ash/system/chromeos/power/power_status.h"
+
+#include <set>
+#include <string>
+
+#include "base/command_line.h"
+#include "base/memory/scoped_ptr.h"
+#include "base/message_loop/message_loop.h"
+#include "chromeos/dbus/dbus_thread_manager.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "third_party/cros_system_api/dbus/service_constants.h"
+
+namespace ash {
+namespace internal {
+
+namespace {
+
+class TestObserver : public PowerStatus::Observer {
+ public:
+  TestObserver() : power_changed_count_(0) {}
+  virtual ~TestObserver() {}
+
+  int power_changed_count() const { return power_changed_count_; }
+
+  // PowerStatus::Observer overrides:
+  virtual void OnPowerStatusChanged() OVERRIDE { ++power_changed_count_; }
+
+ private:
+  int power_changed_count_;
+
+  DISALLOW_COPY_AND_ASSIGN(TestObserver);
+};
+
+}  // namespace
+
+class PowerStatusTest : public testing::Test {
+ public:
+  PowerStatusTest() : power_status_(NULL) {}
+  virtual ~PowerStatusTest() {}
+
+  virtual void SetUp() OVERRIDE {
+    chromeos::DBusThreadManager::InitializeWithStub();
+    PowerStatus::Initialize();
+    power_status_ = PowerStatus::Get();
+    test_observer_.reset(new TestObserver);
+    power_status_->AddObserver(test_observer_.get());
+  }
+
+  virtual void TearDown() OVERRIDE {
+    power_status_->RemoveObserver(test_observer_.get());
+    test_observer_.reset();
+    PowerStatus::Shutdown();
+    chromeos::DBusThreadManager::Shutdown();
+  }
+
+ protected:
+  base::MessageLoopForUI message_loop_;
+  PowerStatus* power_status_;  // Not owned.
+  scoped_ptr<TestObserver> test_observer_;
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(PowerStatusTest);
+};
+
+TEST_F(PowerStatusTest, InitializeAndUpdate) {
+  // Test that the initial power supply state should be acquired after
+  // PowerStatus is instantiated. This depends on
+  // PowerManagerClientStubImpl, which responds to power status update
+  // requests, pretends there is a battery present, and generates some valid
+  // power supply status data.
+  message_loop_.RunUntilIdle();
+  EXPECT_EQ(1, test_observer_->power_changed_count());
+
+  // Test RequestUpdate, test_obsever_ should be notified for power suuply
+  // status change.
+  power_status_->RequestStatusUpdate();
+  message_loop_.RunUntilIdle();
+  EXPECT_EQ(2, test_observer_->power_changed_count());
+}
+
+TEST_F(PowerStatusTest, ShouldDisplayBatteryTime) {
+  EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(-1)));
+  EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(0)));
+  EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(59)));
+  EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(60)));
+  EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(600)));
+  EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(3600)));
+  EXPECT_TRUE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(
+          PowerStatus::kMaxBatteryTimeToDisplaySec)));
+  EXPECT_FALSE(PowerStatus::ShouldDisplayBatteryTime(
+      base::TimeDelta::FromSeconds(
+          PowerStatus::kMaxBatteryTimeToDisplaySec + 1)));
+}
+
+TEST_F(PowerStatusTest, SplitTimeIntoHoursAndMinutes) {
+  int hours = 0, minutes = 0;
+  PowerStatus::SplitTimeIntoHoursAndMinutes(
+      base::TimeDelta::FromSeconds(0), &hours, &minutes);
+  EXPECT_EQ(0, hours);
+  EXPECT_EQ(0, minutes);
+
+  PowerStatus::SplitTimeIntoHoursAndMinutes(
+      base::TimeDelta::FromSeconds(60), &hours, &minutes);
+  EXPECT_EQ(0, hours);
+  EXPECT_EQ(1, minutes);
+
+  PowerStatus::SplitTimeIntoHoursAndMinutes(
+      base::TimeDelta::FromSeconds(3600), &hours, &minutes);
+  EXPECT_EQ(1, hours);
+  EXPECT_EQ(0, minutes);
+
+  PowerStatus::SplitTimeIntoHoursAndMinutes(
+      base::TimeDelta::FromSeconds(3600 + 60), &hours, &minutes);
+  EXPECT_EQ(1, hours);
+  EXPECT_EQ(1, minutes);
+
+  PowerStatus::SplitTimeIntoHoursAndMinutes(
+      base::TimeDelta::FromSeconds(7 * 3600 + 23 * 60), &hours, &minutes);
+  EXPECT_EQ(7, hours);
+  EXPECT_EQ(23, minutes);
+}
+
+}  // namespace internal
+}  // namespace ash