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1 // Copyright 2013 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 tests the performance of the C API. | |
6 | |
7 #include "mojo/public/system/core.h" | |
8 | |
9 #include "base/basictypes.h" | |
10 #include "base/bind.h" | |
11 #include "base/logging.h" | |
12 #include "mojo/public/tests/test_support.h" | |
13 #include "testing/gtest/include/gtest/gtest.h" | |
14 | |
15 namespace { | |
16 | |
17 class SystemPerftest : public testing::Test { | |
18 public: | |
19 SystemPerftest() {} | |
20 virtual ~SystemPerftest() {} | |
21 | |
22 void NoOp() { | |
23 } | |
24 | |
25 void MessagePipe_CreateAndClose() { | |
26 MojoResult result; | |
27 result = MojoCreateMessagePipe(&h_0_, &h_1_); | |
28 DCHECK_EQ(result, MOJO_RESULT_OK); | |
29 result = MojoClose(h_0_); | |
30 DCHECK_EQ(result, MOJO_RESULT_OK); | |
31 result = MojoClose(h_1_); | |
32 DCHECK_EQ(result, MOJO_RESULT_OK); | |
33 } | |
34 | |
35 void MessagePipe_WriteAndRead(void* buffer, uint32_t bytes) { | |
36 MojoResult result; | |
37 result = MojoWriteMessage(h_0_, | |
38 buffer, bytes, | |
39 NULL, 0, | |
40 MOJO_WRITE_MESSAGE_FLAG_NONE); | |
41 DCHECK_EQ(result, MOJO_RESULT_OK); | |
42 uint32_t read_bytes = bytes; | |
43 result = MojoReadMessage(h_1_, | |
44 buffer, &read_bytes, | |
45 NULL, NULL, | |
46 MOJO_READ_MESSAGE_FLAG_NONE); | |
47 DCHECK_EQ(result, MOJO_RESULT_OK); | |
48 } | |
49 | |
50 void MessagePipe_EmptyRead() { | |
51 MojoResult result; | |
52 result = MojoReadMessage(h_0_, | |
53 NULL, NULL, | |
54 NULL, NULL, | |
55 MOJO_READ_MESSAGE_FLAG_MAY_DISCARD); | |
56 DCHECK_EQ(result, MOJO_RESULT_SHOULD_WAIT); | |
57 } | |
58 | |
59 protected: | |
60 MojoHandle h_0_; | |
61 MojoHandle h_1_; | |
62 | |
63 private: | |
64 DISALLOW_COPY_AND_ASSIGN(SystemPerftest); | |
65 }; | |
66 | |
67 // A no-op test so we can compare performance. | |
68 TEST_F(SystemPerftest, NoOp) { | |
69 mojo::test::IterateAndReportPerf( | |
70 "NoOp", | |
71 base::Bind(&SystemPerftest::NoOp, | |
72 base::Unretained(this))); | |
73 } | |
74 | |
75 TEST_F(SystemPerftest, MessagePipe_CreateAndClose) { | |
76 mojo::test::IterateAndReportPerf( | |
77 "MessagePipe_CreateAndClose", | |
78 base::Bind(&SystemPerftest::MessagePipe_CreateAndClose, | |
79 base::Unretained(this))); | |
80 } | |
81 | |
82 TEST_F(SystemPerftest, MessagePipe_WriteAndRead) { | |
83 CHECK_EQ(MojoCreateMessagePipe(&h_0_, &h_1_), MOJO_RESULT_OK); | |
84 char buffer[10000] = { 0 }; | |
85 mojo::test::IterateAndReportPerf( | |
86 "MessagePipe_WriteAndRead_10bytes", | |
87 base::Bind(&SystemPerftest::MessagePipe_WriteAndRead, | |
88 base::Unretained(this), | |
89 static_cast<void*>(buffer), static_cast<uint32_t>(10))); | |
90 mojo::test::IterateAndReportPerf( | |
91 "MessagePipe_WriteAndRead_100bytes", | |
92 base::Bind(&SystemPerftest::MessagePipe_WriteAndRead, | |
93 base::Unretained(this), | |
94 static_cast<void*>(buffer), static_cast<uint32_t>(100))); | |
95 mojo::test::IterateAndReportPerf( | |
96 "MessagePipe_WriteAndRead_1000bytes", | |
97 base::Bind(&SystemPerftest::MessagePipe_WriteAndRead, | |
98 base::Unretained(this), | |
99 static_cast<void*>(buffer), static_cast<uint32_t>(1000))); | |
100 mojo::test::IterateAndReportPerf( | |
101 "MessagePipe_WriteAndRead_10000bytes", | |
102 base::Bind(&SystemPerftest::MessagePipe_WriteAndRead, | |
103 base::Unretained(this), | |
104 static_cast<void*>(buffer), static_cast<uint32_t>(10000))); | |
105 CHECK_EQ(MojoClose(h_0_), MOJO_RESULT_OK); | |
106 CHECK_EQ(MojoClose(h_1_), MOJO_RESULT_OK); | |
107 } | |
108 | |
109 TEST_F(SystemPerftest, MessagePipe_EmptyRead) { | |
110 CHECK_EQ(MojoCreateMessagePipe(&h_0_, &h_1_), MOJO_RESULT_OK); | |
111 mojo::test::IterateAndReportPerf( | |
112 "MessagePipe_EmptyRead", | |
113 base::Bind(&SystemPerftest::MessagePipe_EmptyRead, | |
114 base::Unretained(this))); | |
115 CHECK_EQ(MojoClose(h_0_), MOJO_RESULT_OK); | |
116 CHECK_EQ(MojoClose(h_1_), MOJO_RESULT_OK); | |
117 } | |
118 | |
119 } // namespace | |
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