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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef CONTENT_BROWSER_GEOLOCATION_MOCK_LOCATION_PROVIDER_H_
6 #define CONTENT_BROWSER_GEOLOCATION_MOCK_LOCATION_PROVIDER_H_
7 
8 
9 #include "base/compiler_specific.h"
10 #include "base/memory/ref_counted.h"
11 #include "base/threading/thread.h"
12 #include "content/browser/geolocation/location_provider_base.h"
13 #include "content/public/common/geoposition.h"
14 
15 namespace content {
16 
17 // Mock implementation of a location provider for testing.
18 class MockLocationProvider : public LocationProviderBase {
19  public:
20   // Will update |*self_ref| to point to |this| on construction, and to NULL
21   // on destruction.
22   explicit MockLocationProvider(MockLocationProvider** self_ref);
23   virtual ~MockLocationProvider();
24 
25   // Updates listeners with the new position.
26   void HandlePositionChanged(const Geoposition& position);
27 
28   // LocationProvider implementation.
29   virtual bool StartProvider(bool high_accuracy) OVERRIDE;
30   virtual void StopProvider() OVERRIDE;
31   virtual void GetPosition(Geoposition* position) OVERRIDE;
32   virtual void OnPermissionGranted() OVERRIDE;
33 
34   Geoposition position_;
35   enum State { STOPPED, LOW_ACCURACY, HIGH_ACCURACY } state_;
36   bool is_permission_granted_;
37   MockLocationProvider** self_ref_;
38 
39   scoped_refptr<base::MessageLoopProxy> provider_loop_;
40 
41   // Set when an instance of the mock is created via a factory function.
42   static MockLocationProvider* instance_;
43 
44   DISALLOW_COPY_AND_ASSIGN(MockLocationProvider);
45 };
46 
47 // Factory functions for the various sorts of mock location providers,
48 // for use with LocationArbitrator::SetProviderFactoryForTest (i.e.
49 // not intended for test code to use to get access to the mock, you can use
50 // MockLocationProvider::instance_ for this, or make a custom factory method).
51 
52 // Creates a mock location provider with no default behavior.
53 LocationProvider* NewMockLocationProvider();
54 // Creates a mock location provider that automatically notifies its
55 // listeners with a valid location when StartProvider is called.
56 LocationProvider* NewAutoSuccessMockLocationProvider();
57 // Creates a mock location provider that automatically notifies its
58 // listeners with an error when StartProvider is called.
59 LocationProvider* NewAutoFailMockLocationProvider();
60 // Similar to NewAutoSuccessMockLocationProvider but mimicks the behavior of
61 // the Network Location provider, in deferring making location updates until
62 // a permission request has been confirmed.
63 LocationProvider* NewAutoSuccessMockNetworkLocationProvider();
64 
65 }  // namespace content
66 
67 #endif  // CONTENT_BROWSER_GEOLOCATION_MOCK_LOCATION_PROVIDER_H_
68