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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 "mojo/public/cpp/bindings/allocation_scope.h" | |
6 #include "mojo/public/cpp/bindings/array.h" | |
7 #include "mojo/public/cpp/bindings/lib/fixed_buffer.h" | |
8 #include "mojo/public/cpp/bindings/lib/scratch_buffer.h" | |
9 #include "mojo/public/cpp/environment/environment.h" | |
10 #include "testing/gtest/include/gtest/gtest.h" | |
11 | |
12 namespace mojo { | |
13 namespace test { | |
14 namespace { | |
15 | |
16 // Tests that basic Array operations work. | |
17 TEST(ArrayTest, Basic) { | |
18 Environment env; | |
19 | |
20 // 8 bytes for the array, with 8 bytes left over for elements. | |
21 internal::FixedBuffer buf(8 + 8*sizeof(char)); | |
22 EXPECT_EQ(16u, buf.size()); | |
23 | |
24 Array<char>::Builder builder(8); | |
25 EXPECT_EQ(8u, builder.size()); | |
26 for (size_t i = 0; i < builder.size(); ++i) { | |
27 char val = static_cast<char>(i*2); | |
28 builder[i] = val; | |
29 EXPECT_EQ(val, builder.at(i)); | |
30 } | |
31 Array<char> array = builder.Finish(); | |
32 for (size_t i = 0; i < array.size(); ++i) { | |
33 char val = static_cast<char>(i) * 2; | |
34 EXPECT_EQ(val, array[i]); | |
35 } | |
36 } | |
37 | |
38 // Tests that basic Array<bool> operations work, and that it's packed into 1 | |
39 // bit per element. | |
40 TEST(ArrayTest, Bool) { | |
41 Environment env; | |
42 | |
43 // 8 bytes for the array header, with 8 bytes left over for elements. | |
44 internal::FixedBuffer buf(8 + 3); | |
45 EXPECT_EQ(16u, buf.size()); | |
46 | |
47 // An array of 64 bools can fit into 8 bytes. | |
48 Array<bool>::Builder builder(64); | |
49 EXPECT_EQ(64u, builder.size()); | |
50 for (size_t i = 0; i < builder.size(); ++i) { | |
51 bool val = i % 3 == 0; | |
52 builder[i] = val; | |
53 EXPECT_EQ(val, builder.at(i)); | |
54 } | |
55 Array<bool> array = builder.Finish(); | |
56 for (size_t i = 0; i < array.size(); ++i) { | |
57 bool val = i % 3 == 0; | |
58 EXPECT_EQ(val, array[i]); | |
59 } | |
60 } | |
61 | |
62 // Tests that Array<Handle> supports transferring handles. | |
63 TEST(ArrayTest, Handle) { | |
64 Environment env; | |
65 | |
66 AllocationScope scope; | |
67 | |
68 ScopedMessagePipeHandle pipe0, pipe1; | |
69 CreateMessagePipe(&pipe0, &pipe1); | |
70 | |
71 Array<MessagePipeHandle>::Builder handles_builder(2); | |
72 handles_builder[0] = pipe0.Pass(); | |
73 handles_builder[1].reset(pipe1.release()); | |
74 | |
75 EXPECT_FALSE(pipe0.is_valid()); | |
76 EXPECT_FALSE(pipe1.is_valid()); | |
77 | |
78 Array<MessagePipeHandle> handles = handles_builder.Finish(); | |
79 EXPECT_TRUE(handles[0].is_valid()); | |
80 EXPECT_TRUE(handles[1].is_valid()); | |
81 | |
82 pipe0 = handles[0].Pass(); | |
83 EXPECT_TRUE(pipe0.is_valid()); | |
84 EXPECT_FALSE(handles[0].is_valid()); | |
85 } | |
86 | |
87 } // namespace | |
88 } // namespace test | |
89 } // namespace mojo | |
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