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1 // Copyright 2014 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 #include "remoting/client/plugin/empty_cursor_filter.h" | |
6 | |
7 #include <ostream> | |
8 | |
9 #include "remoting/proto/control.pb.h" | |
10 #include "remoting/protocol/cursor_shape_stub.h" | |
11 #include "remoting/protocol/protocol_mock_objects.h" | |
12 #include "testing/gmock/include/gmock/gmock.h" | |
13 #include "testing/gtest/include/gtest/gtest.h" | |
14 | |
15 namespace remoting { | |
16 | |
17 namespace { | |
18 | |
19 // Chromoting cursors are always RGBA. | |
20 const int kBytesPerPixel = 4; | |
21 | |
22 const int kTestCursorWidth = 100; | |
23 const int kTestCursorHeight = 64; | |
24 const int kTestCursorHotspotX = 10; | |
25 const int kTestCursorHotspotY = 30; | |
26 const int kTestCursorDataSize = | |
27 kTestCursorWidth * kTestCursorHeight * kBytesPerPixel; | |
28 | |
29 protocol::CursorShapeInfo CreateTransparentCursorShape() { | |
30 protocol::CursorShapeInfo transparent_cursor; | |
31 transparent_cursor.set_width(kTestCursorWidth); | |
32 transparent_cursor.set_height(kTestCursorHeight); | |
33 transparent_cursor.set_hotspot_x(kTestCursorHotspotX); | |
34 transparent_cursor.set_hotspot_y(kTestCursorHotspotY); | |
35 transparent_cursor.mutable_data()->resize(kTestCursorDataSize, 0); | |
36 return transparent_cursor; | |
37 } | |
38 | |
39 protocol::CursorShapeInfo CreateOpaqueCursorShape() { | |
40 protocol::CursorShapeInfo cursor = CreateTransparentCursorShape(); | |
41 cursor.mutable_data()->assign(kTestCursorDataSize, 0x01); | |
42 return cursor; | |
43 } | |
44 | |
45 MATCHER_P(EqualsCursorShape, cursor_shape, "") { | |
46 // TODO(wez): Should not assume that all fields were set. | |
47 return arg.data() == cursor_shape.data() && | |
48 arg.width() == cursor_shape.width() && | |
49 arg.height() == cursor_shape.height() && | |
50 arg.hotspot_x() == cursor_shape.hotspot_x() && | |
51 arg.hotspot_y() == cursor_shape.hotspot_y(); | |
52 } | |
53 | |
54 } // namespace | |
55 | |
56 namespace protocol { | |
57 | |
58 // This pretty-printer must be defined under remoting::protocol to be used. | |
59 ::std::ostream& operator<<(::std::ostream& os, const CursorShapeInfo& cursor) { | |
60 return os << "[w:" << cursor.width() << ", h:" << cursor.height() | |
61 << ", h.x:" << cursor.hotspot_x() << ", h.y:" << cursor.hotspot_y() | |
62 << ", data.size:" << cursor.data().size() << "]"; | |
63 } | |
64 | |
65 } // namespace protocol | |
66 | |
67 // Verify that EmptyCursorShape() generates a normalized empty cursor. | |
68 TEST(EmptyCursorFilterTest, EmptyCursorShape) { | |
69 const protocol::CursorShapeInfo& empty_cursor = EmptyCursorShape(); | |
70 | |
71 // TODO(wez): Replace these individual asserts with IsCursorShapeValid()? | |
72 ASSERT_TRUE(empty_cursor.has_data()); | |
73 ASSERT_TRUE(empty_cursor.has_width()); | |
74 ASSERT_TRUE(empty_cursor.has_height()); | |
75 ASSERT_TRUE(empty_cursor.has_hotspot_x()); | |
76 ASSERT_TRUE(empty_cursor.has_hotspot_y()); | |
77 | |
78 EXPECT_EQ(0, empty_cursor.width()); | |
79 EXPECT_EQ(0, empty_cursor.height()); | |
80 EXPECT_EQ(0, empty_cursor.hotspot_x()); | |
81 EXPECT_EQ(0, empty_cursor.hotspot_y()); | |
82 EXPECT_TRUE(empty_cursor.data().empty()); | |
83 } | |
84 | |
85 // Verify that IsCursorShapeEmpty returns true only for normalized empty | |
86 // cursors, not for opaque or transparent non-empty cursors. | |
87 TEST(EmptyCursorFilterTest, IsCursorShapeEmpty) { | |
88 const protocol::CursorShapeInfo& kEmptyCursor = EmptyCursorShape(); | |
89 EXPECT_TRUE(IsCursorShapeEmpty(kEmptyCursor)); | |
90 | |
91 const protocol::CursorShapeInfo& kOpaqueCursor = CreateOpaqueCursorShape(); | |
92 EXPECT_FALSE(IsCursorShapeEmpty(kOpaqueCursor)); | |
93 | |
94 const protocol::CursorShapeInfo& kTransparentCursor = | |
95 CreateTransparentCursorShape(); | |
96 EXPECT_FALSE(IsCursorShapeEmpty(kTransparentCursor)); | |
97 } | |
98 | |
99 // Verify that EmptyCursorFilter behaves correctly for normalized empty cursors. | |
100 TEST(EmptyCursorFilterTest, EmptyCursor) { | |
101 const protocol::CursorShapeInfo& kEmptyCursor = EmptyCursorShape(); | |
102 protocol::MockCursorShapeStub cursor_stub; | |
103 EmptyCursorFilter cursor_filter(&cursor_stub); | |
104 | |
105 EXPECT_CALL(cursor_stub, SetCursorShape(EqualsCursorShape(kEmptyCursor))); | |
106 | |
107 cursor_filter.SetCursorShape(kEmptyCursor); | |
108 } | |
109 | |
110 // Verify that EmptyCursorFilter turns transparent cursors into empty ones. | |
111 TEST(EmptyCursorFilterTest, TransparentCursor) { | |
112 const protocol::CursorShapeInfo& kEmptyCursor = EmptyCursorShape(); | |
113 protocol::MockCursorShapeStub cursor_stub; | |
114 EmptyCursorFilter cursor_filter(&cursor_stub); | |
115 | |
116 EXPECT_CALL(cursor_stub, SetCursorShape(EqualsCursorShape(kEmptyCursor))); | |
117 | |
118 cursor_filter.SetCursorShape(CreateTransparentCursorShape()); | |
119 } | |
120 | |
121 // Verify that EmptyCursorFilter leaves non-transparent cursors alone. | |
122 TEST(EmptyCursorFilterTest, NonTransparentCursor) { | |
123 const protocol::CursorShapeInfo& kOpaqueCursor = CreateOpaqueCursorShape(); | |
124 protocol::MockCursorShapeStub cursor_stub; | |
125 EmptyCursorFilter cursor_filter(&cursor_stub); | |
126 | |
127 EXPECT_CALL(cursor_stub, SetCursorShape(EqualsCursorShape(kOpaqueCursor))); | |
128 | |
129 cursor_filter.SetCursorShape(kOpaqueCursor); | |
130 } | |
131 | |
132 } // namespace remoting | |
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