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1 // Copyright 2016 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 // This file tests the C++ wrappers in mojo/public/cpp/system/wait.h. | |
6 | |
7 #include "mojo/public/cpp/system/wait.h" | |
8 | |
9 #include <vector> | |
10 | |
11 #include "gtest/gtest.h" | |
12 #include "mojo/public/cpp/system/handle.h" | |
13 #include "mojo/public/cpp/system/message_pipe.h" | |
14 | |
15 namespace mojo { | |
16 namespace { | |
17 | |
18 TEST(WaitTest, InvalidArgs) { | |
19 ScopedHandle h; | |
20 | |
21 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
22 Wait(h.get(), ~MOJO_HANDLE_SIGNAL_NONE, 1000000, nullptr)); | |
23 | |
24 std::vector<Handle> wh; | |
25 wh.push_back(h.get()); | |
26 std::vector<MojoHandleSignals> sigs; | |
27 sigs.push_back(~MOJO_HANDLE_SIGNAL_NONE); | |
28 WaitManyResult wait_many_result = | |
29 WaitMany(wh, sigs, MOJO_DEADLINE_INDEFINITE, nullptr); | |
30 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, wait_many_result.result); | |
31 EXPECT_TRUE(wait_many_result.IsIndexValid()); | |
32 EXPECT_FALSE(wait_many_result.AreSignalsStatesValid()); | |
33 } | |
34 | |
35 TEST(WaitTest, TimeOut) { | |
36 // |Wait()|: | |
37 { | |
38 // Need a valid handle to wait on for |Wait()|. | |
39 MessagePipe mp; | |
40 EXPECT_EQ( | |
41 MOJO_RESULT_DEADLINE_EXCEEDED, | |
42 Wait(mp.handle0.get(), MOJO_HANDLE_SIGNAL_READABLE, 100u, nullptr)); | |
43 } | |
44 | |
45 // |WaitMany()|: | |
46 { | |
47 std::vector<Handle> wh; | |
48 std::vector<MojoHandleSignals> sigs; | |
49 WaitManyResult wait_many_result = WaitMany(wh, sigs, 100u, nullptr); | |
50 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, wait_many_result.result); | |
51 EXPECT_FALSE(wait_many_result.IsIndexValid()); | |
52 EXPECT_TRUE(wait_many_result.AreSignalsStatesValid()); | |
53 } | |
54 } | |
55 | |
56 TEST(WaitTest, WaitManyResult) { | |
57 { | |
58 WaitManyResult wmr(MOJO_RESULT_OK); | |
59 EXPECT_FALSE(wmr.IsIndexValid()); | |
60 EXPECT_TRUE(wmr.AreSignalsStatesValid()); | |
61 EXPECT_EQ(MOJO_RESULT_OK, wmr.result); | |
62 } | |
63 | |
64 { | |
65 WaitManyResult wmr(MOJO_RESULT_FAILED_PRECONDITION); | |
66 EXPECT_FALSE(wmr.IsIndexValid()); | |
67 EXPECT_TRUE(wmr.AreSignalsStatesValid()); | |
68 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, wmr.result); | |
69 } | |
70 | |
71 { | |
72 WaitManyResult wmr(MOJO_RESULT_INVALID_ARGUMENT); | |
73 EXPECT_FALSE(wmr.IsIndexValid()); | |
74 EXPECT_FALSE(wmr.AreSignalsStatesValid()); | |
75 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, wmr.result); | |
76 } | |
77 | |
78 // These should be like "invalid argument". | |
79 EXPECT_FALSE( | |
80 WaitManyResult(MOJO_RESULT_RESOURCE_EXHAUSTED).AreSignalsStatesValid()); | |
81 EXPECT_FALSE(WaitManyResult(MOJO_RESULT_BUSY).AreSignalsStatesValid()); | |
82 | |
83 { | |
84 WaitManyResult wmr(MOJO_RESULT_OK, 5u); | |
85 EXPECT_TRUE(wmr.IsIndexValid()); | |
86 EXPECT_TRUE(wmr.AreSignalsStatesValid()); | |
87 EXPECT_EQ(MOJO_RESULT_OK, wmr.result); | |
88 EXPECT_EQ(5u, wmr.index); | |
89 } | |
90 | |
91 { | |
92 WaitManyResult wmr(MOJO_RESULT_FAILED_PRECONDITION, 5u); | |
93 EXPECT_TRUE(wmr.IsIndexValid()); | |
94 EXPECT_TRUE(wmr.AreSignalsStatesValid()); | |
95 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, wmr.result); | |
96 EXPECT_EQ(5u, wmr.index); | |
97 } | |
98 } | |
99 | |
100 } // namespace | |
101 } // namespace mojo | |
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