Chromium plumbing for Device Orientation.

chrome/browser/device_orientation/device_orientation_browsertest.cc

+// Copyright (c) 2010 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/command_line.h"
+#include "base/file_path.h"
+#include "base/ref_counted.h"
+#include "chrome/browser/browser.h"
+#include "chrome/browser/device_orientation/orientation.h"
+#include "chrome/browser/device_orientation/provider.h"
+#include "chrome/browser/tab_contents/tab_contents.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/test/in_process_browser_test.h"
+#include "chrome/test/ui_test_utils.h"
+
+namespace device_orientation {
+
+class MockProvider : public Provider {
+ public:
+  explicit MockProvider(const Orientation& orientation)
+      : orientation_(orientation),
+        added_observer_(false),
+        removed_observer_(false) {}
+
+  virtual void AddObserver(Observer* observer) {
+    added_observer_ = true;
+    observer->OnOrientationUpdate(orientation_);
+  }
+  virtual void RemoveObserver(Observer* observer) {
+    removed_observer_ = true;
+  }
+  Orientation orientation_;
+  bool added_observer_;
+  bool removed_observer_;
+};
+
+class DeviceOrientationBrowserTest : public InProcessBrowserTest {
+ public:
+  // From InProcessBrowserTest.
+  virtual void SetUpCommandLine(CommandLine* command_line) {
+    command_line->AppendSwitch(switches::kEnableDeviceOrientation);
+  }
+
+  GURL testUrl(const FilePath::CharType* filename) {
+    const FilePath kTestDir(FILE_PATH_LITERAL("device_orientation"));
+    return ui_test_utils::GetTestUrl(kTestDir, FilePath(filename));
+  }
+};
+
+IN_PROC_BROWSER_TEST_F(DeviceOrientationBrowserTest, BasicTest) {
+  const Orientation kTestOrientation(true, 1, true, 2, true, 3);
+  scoped_refptr<MockProvider> provider = new MockProvider(kTestOrientation);
+  Provider::SetInstanceForTests(provider.get());
+
+  // The test page will register an event handler for orientation events,
+  // expects to get an event with kTestOrientation orientation,
+  // then removes the event handler and navigates to #pass.
+  GURL test_url = testUrl(FILE_PATH_LITERAL("device_orientation_test.html"));
+  ui_test_utils::NavigateToURLBlockUntilNavigationsComplete(browser(),
+                                                            test_url,
+                                                            2);
+
+  // Check that the page got the event it expected and that the provider
+  // saw requests for adding and removing an observer.
+  EXPECT_EQ("pass", browser()->GetSelectedTabContents()->GetURL().ref());
+  EXPECT_TRUE(provider->added_observer_);
+  EXPECT_TRUE(provider->removed_observer_);
+}
+
+} //  namespace device_orientation