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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 file tests the C API. | |
| 6 | |
| 7 #include "mojo/public/c/system/core.h" | |
| 8 | |
| 9 #include <string.h> | |
| 10 | |
| 11 #include "testing/gtest/include/gtest/gtest.h" | |
| 12 | |
| 13 namespace mojo { | |
| 14 namespace { | |
| 15 | |
| 16 TEST(CoreTest, GetTimeTicksNow) { | |
| 17 const MojoTimeTicks start = MojoGetTimeTicksNow(); | |
| 18 EXPECT_NE(static_cast<MojoTimeTicks>(0), start) | |
| 19 << "MojoGetTimeTicksNow should return nonzero value"; | |
| 20 } | |
| 21 | |
| 22 // The only handle that's guaranteed to be invalid is |MOJO_HANDLE_INVALID|. | |
| 23 // Tests that everything that takes a handle properly recognizes it. | |
| 24 TEST(CoreTest, InvalidHandle) { | |
| 25 MojoHandle h0, h1; | |
| 26 MojoWaitFlags wf; | |
| 27 char buffer[10] = { 0 }; | |
| 28 uint32_t buffer_size; | |
| 29 void* write_pointer; | |
| 30 const void* read_pointer; | |
| 31 | |
| 32 // Close: | |
| 33 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, MojoClose(MOJO_HANDLE_INVALID)); | |
| 34 | |
| 35 // Wait: | |
| 36 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 37 MojoWait(MOJO_HANDLE_INVALID, MOJO_WAIT_FLAG_EVERYTHING, 1000000)); | |
| 38 h0 = MOJO_HANDLE_INVALID; | |
| 39 wf = MOJO_WAIT_FLAG_EVERYTHING; | |
| 40 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 41 MojoWaitMany(&h0, &wf, 1, MOJO_DEADLINE_INDEFINITE)); | |
| 42 | |
| 43 // Message pipe: | |
| 44 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 45 MojoWriteMessage(h0, buffer, 3, NULL, 0, | |
| 46 MOJO_WRITE_MESSAGE_FLAG_NONE)); | |
| 47 buffer_size = static_cast<uint32_t>(sizeof(buffer)); | |
| 48 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 49 MojoReadMessage(h0, buffer, &buffer_size, NULL, NULL, | |
| 50 MOJO_READ_MESSAGE_FLAG_NONE)); | |
| 51 | |
| 52 // Data pipe: | |
| 53 buffer_size = static_cast<uint32_t>(sizeof(buffer)); | |
| 54 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 55 MojoWriteData(h0, buffer, &buffer_size, MOJO_WRITE_DATA_FLAG_NONE)); | |
| 56 write_pointer = NULL; | |
| 57 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 58 MojoBeginWriteData(h0, &write_pointer, &buffer_size, | |
| 59 MOJO_WRITE_DATA_FLAG_NONE)); | |
| 60 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, MojoEndWriteData(h0, 1)); | |
| 61 buffer_size = static_cast<uint32_t>(sizeof(buffer)); | |
| 62 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 63 MojoReadData(h0, buffer, &buffer_size, MOJO_READ_DATA_FLAG_NONE)); | |
| 64 read_pointer = NULL; | |
| 65 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 66 MojoBeginReadData(h0, &read_pointer, &buffer_size, | |
| 67 MOJO_READ_DATA_FLAG_NONE)); | |
| 68 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, MojoEndReadData(h0, 1)); | |
| 69 | |
| 70 // Shared buffer: | |
| 71 h1 = MOJO_HANDLE_INVALID; | |
| 72 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 73 MojoDuplicateBufferHandle(h0, NULL, &h1)); | |
| 74 EXPECT_EQ(MOJO_RESULT_INVALID_ARGUMENT, | |
| 75 MojoMapBuffer(h0, 0, 1, &write_pointer, MOJO_MAP_BUFFER_FLAG_NONE)); | |
| 76 } | |
| 77 | |
| 78 TEST(CoreTest, BasicMessagePipe) { | |
| 79 MojoHandle h0, h1; | |
| 80 MojoWaitFlags wf; | |
| 81 char buffer[10] = { 0 }; | |
| 82 uint32_t buffer_size; | |
| 83 | |
| 84 h0 = MOJO_HANDLE_INVALID; | |
| 85 h1 = MOJO_HANDLE_INVALID; | |
| 86 EXPECT_EQ(MOJO_RESULT_OK, MojoCreateMessagePipe(&h0, &h1)); | |
| 87 EXPECT_NE(h0, MOJO_HANDLE_INVALID); | |
| 88 EXPECT_NE(h1, MOJO_HANDLE_INVALID); | |
| 89 | |
| 90 // Shouldn't be readable. | |
| 91 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, | |
| 92 MojoWait(h0, MOJO_WAIT_FLAG_READABLE, 0)); | |
| 93 | |
| 94 // Should be writable. | |
| 95 EXPECT_EQ(MOJO_RESULT_OK, MojoWait(h0, MOJO_WAIT_FLAG_WRITABLE, 0)); | |
| 96 | |
| 97 // Try to read. | |
| 98 buffer_size = static_cast<uint32_t>(sizeof(buffer)); | |
| 99 EXPECT_EQ(MOJO_RESULT_SHOULD_WAIT, | |
| 100 MojoReadMessage(h0, buffer, &buffer_size, NULL, NULL, | |
| 101 MOJO_READ_MESSAGE_FLAG_NONE)); | |
| 102 | |
| 103 // Write to |h1|. | |
| 104 static const char kHello[] = "hello"; | |
| 105 buffer_size = static_cast<uint32_t>(sizeof(kHello)); | |
| 106 EXPECT_EQ(MOJO_RESULT_OK, | |
| 107 MojoWriteMessage(h1, kHello, buffer_size, NULL, 0, | |
| 108 MOJO_WRITE_MESSAGE_FLAG_NONE)); | |
| 109 | |
| 110 // |h0| should be readable. | |
| 111 wf = MOJO_WAIT_FLAG_READABLE; | |
| 112 EXPECT_EQ(MOJO_RESULT_OK, | |
| 113 MojoWaitMany(&h0, &wf, 1, MOJO_DEADLINE_INDEFINITE)); | |
| 114 | |
| 115 // Read from |h0|. | |
| 116 buffer_size = static_cast<uint32_t>(sizeof(buffer)); | |
| 117 EXPECT_EQ(MOJO_RESULT_OK, | |
| 118 MojoReadMessage(h0, buffer, &buffer_size, NULL, NULL, | |
| 119 MOJO_READ_MESSAGE_FLAG_NONE)); | |
| 120 EXPECT_EQ(static_cast<uint32_t>(sizeof(kHello)), buffer_size); | |
| 121 EXPECT_STREQ(kHello, buffer); | |
| 122 | |
| 123 // |h0| should no longer be readable. | |
| 124 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, | |
| 125 MojoWait(h0, MOJO_WAIT_FLAG_READABLE, 10)); | |
| 126 | |
| 127 // Close |h0|. | |
| 128 EXPECT_EQ(MOJO_RESULT_OK, MojoClose(h0)); | |
| 129 | |
| 130 // |h1| should no longer be readable or writable. | |
| 131 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, | |
| 132 MojoWait(h1, MOJO_WAIT_FLAG_READABLE | MOJO_WAIT_FLAG_WRITABLE, | |
| 133 1000)); | |
| 134 | |
| 135 EXPECT_EQ(MOJO_RESULT_OK, MojoClose(h1)); | |
| 136 } | |
| 137 | |
| 138 TEST(CoreTest, BasicDataPipe) { | |
| 139 MojoHandle hp, hc; | |
| 140 MojoWaitFlags wf; | |
| 141 char buffer[20] = { 0 }; | |
| 142 uint32_t buffer_size; | |
| 143 void* write_pointer; | |
| 144 const void* read_pointer; | |
| 145 | |
| 146 hp = MOJO_HANDLE_INVALID; | |
| 147 hc = MOJO_HANDLE_INVALID; | |
| 148 EXPECT_EQ(MOJO_RESULT_OK, MojoCreateDataPipe(NULL, &hp, &hc)); | |
| 149 EXPECT_NE(hp, MOJO_HANDLE_INVALID); | |
| 150 EXPECT_NE(hc, MOJO_HANDLE_INVALID); | |
| 151 | |
| 152 // The consumer |hc| shouldn't be readable. | |
| 153 EXPECT_EQ(MOJO_RESULT_DEADLINE_EXCEEDED, | |
| 154 MojoWait(hc, MOJO_WAIT_FLAG_READABLE, 0)); | |
| 155 | |
| 156 // The producer |hp| should be writable. | |
| 157 EXPECT_EQ(MOJO_RESULT_OK, MojoWait(hp, MOJO_WAIT_FLAG_WRITABLE, 0)); | |
| 158 | |
| 159 // Try to read from |hc|. | |
| 160 buffer_size = static_cast<uint32_t>(sizeof(buffer)); | |
| 161 EXPECT_EQ(MOJO_RESULT_SHOULD_WAIT, | |
| 162 MojoReadData(hc, buffer, &buffer_size, MOJO_READ_DATA_FLAG_NONE)); | |
| 163 | |
| 164 // Try to begin a two-phase read from |hc|. | |
| 165 read_pointer = NULL; | |
| 166 EXPECT_EQ(MOJO_RESULT_SHOULD_WAIT, | |
| 167 MojoBeginReadData(hc, &read_pointer, &buffer_size, | |
| 168 MOJO_READ_DATA_FLAG_NONE)); | |
| 169 | |
| 170 // Write to |hp|. | |
| 171 static const char kHello[] = "hello "; | |
| 172 // Don't include terminating null. | |
| 173 buffer_size = static_cast<uint32_t>(strlen(kHello)); | |
| 174 EXPECT_EQ(MOJO_RESULT_OK, | |
| 175 MojoWriteData(hp, kHello, &buffer_size, | |
| 176 MOJO_WRITE_MESSAGE_FLAG_NONE)); | |
| 177 | |
| 178 // |hc| should be(come) readable. | |
| 179 wf = MOJO_WAIT_FLAG_READABLE; | |
| 180 EXPECT_EQ(MOJO_RESULT_OK, | |
| 181 MojoWaitMany(&hc, &wf, 1, MOJO_DEADLINE_INDEFINITE)); | |
| 182 | |
| 183 // Do a two-phase write to |hp|. | |
| 184 EXPECT_EQ(MOJO_RESULT_OK, | |
| 185 MojoBeginWriteData(hp, &write_pointer, &buffer_size, | |
| 186 MOJO_WRITE_DATA_FLAG_NONE)); | |
| 187 static const char kWorld[] = "world"; | |
| 188 ASSERT_GE(buffer_size, sizeof(kWorld)); | |
| 189 // Include the terminating null. | |
| 190 memcpy(write_pointer, kWorld, sizeof(kWorld)); | |
| 191 EXPECT_EQ(MOJO_RESULT_OK, | |
| 192 MojoEndWriteData(hp, static_cast<uint32_t>(sizeof(kWorld)))); | |
| 193 | |
| 194 // Read one character from |hc|. | |
| 195 memset(buffer, 0, sizeof(buffer)); | |
| 196 buffer_size = 1; | |
| 197 EXPECT_EQ(MOJO_RESULT_OK, | |
| 198 MojoReadData(hc, buffer, &buffer_size, MOJO_READ_DATA_FLAG_NONE)); | |
| 199 | |
| 200 // Close |hp|. | |
| 201 EXPECT_EQ(MOJO_RESULT_OK, MojoClose(hp)); | |
| 202 | |
| 203 // |hc| should still be readable. | |
| 204 EXPECT_EQ(MOJO_RESULT_OK, MojoWait(hc, MOJO_WAIT_FLAG_READABLE, 0)); | |
| 205 | |
| 206 // Do a two-phase read from |hc|. | |
| 207 read_pointer = NULL; | |
| 208 EXPECT_EQ(MOJO_RESULT_OK, | |
| 209 MojoBeginReadData(hc, &read_pointer, &buffer_size, | |
| 210 MOJO_READ_DATA_FLAG_NONE)); | |
| 211 ASSERT_LE(buffer_size, sizeof(buffer) - 1); | |
| 212 memcpy(&buffer[1], read_pointer, buffer_size); | |
| 213 EXPECT_EQ(MOJO_RESULT_OK, MojoEndReadData(hc, buffer_size)); | |
| 214 EXPECT_STREQ("hello world", buffer); | |
| 215 | |
| 216 // |hc| should no longer be readable. | |
| 217 EXPECT_EQ(MOJO_RESULT_FAILED_PRECONDITION, | |
| 218 MojoWait(hc, MOJO_WAIT_FLAG_READABLE, 1000)); | |
| 219 | |
| 220 EXPECT_EQ(MOJO_RESULT_OK, MojoClose(hc)); | |
| 221 | |
| 222 // TODO(vtl): Test the other way around -- closing the consumer should make | |
| 223 // the producer never-writable? | |
| 224 } | |
| 225 | |
| 226 TEST(CoreTest, BasicSharedBuffer) { | |
| 227 MojoHandle h0, h1; | |
| 228 void* pointer; | |
| 229 | |
| 230 // Create a shared buffer (|h0|). | |
| 231 h0 = MOJO_HANDLE_INVALID; | |
| 232 EXPECT_EQ(MOJO_RESULT_OK, MojoCreateSharedBuffer(NULL, 100, &h0)); | |
| 233 EXPECT_NE(h0, MOJO_HANDLE_INVALID); | |
| 234 | |
| 235 // Map everything. | |
| 236 pointer = NULL; | |
| 237 EXPECT_EQ(MOJO_RESULT_OK, | |
| 238 MojoMapBuffer(h0, 0, 100, &pointer, MOJO_MAP_BUFFER_FLAG_NONE)); | |
| 239 ASSERT_TRUE(pointer); | |
| 240 static_cast<char*>(pointer)[50] = 'x'; | |
| 241 | |
| 242 // Duplicate |h0| to |h1|. | |
| 243 h1 = MOJO_HANDLE_INVALID; | |
| 244 EXPECT_EQ(MOJO_RESULT_OK, MojoDuplicateBufferHandle(h0, NULL, &h1)); | |
| 245 EXPECT_NE(h1, MOJO_HANDLE_INVALID); | |
| 246 | |
| 247 // Close |h0|. | |
| 248 EXPECT_EQ(MOJO_RESULT_OK, MojoClose(h0)); | |
| 249 | |
| 250 // The mapping should still be good. | |
| 251 static_cast<char*>(pointer)[51] = 'y'; | |
| 252 | |
| 253 // Unmap it. | |
| 254 // TODO(vtl): Not yet implemented. | |
| 255 EXPECT_EQ(MOJO_RESULT_UNIMPLEMENTED, MojoUnmapBuffer(pointer)); | |
| 256 | |
| 257 // Map half of |h1|. | |
| 258 pointer = NULL; | |
| 259 EXPECT_EQ(MOJO_RESULT_OK, | |
| 260 MojoMapBuffer(h1, 50, 50, &pointer, MOJO_MAP_BUFFER_FLAG_NONE)); | |
| 261 ASSERT_TRUE(pointer); | |
| 262 | |
| 263 // It should have what we wrote. | |
| 264 EXPECT_EQ('x', static_cast<char*>(pointer)[0]); | |
| 265 EXPECT_EQ('y', static_cast<char*>(pointer)[1]); | |
| 266 | |
| 267 // Unmap it. | |
| 268 // TODO(vtl): Not yet implemented. | |
| 269 EXPECT_EQ(MOJO_RESULT_UNIMPLEMENTED, MojoUnmapBuffer(pointer)); | |
| 270 | |
| 271 EXPECT_EQ(MOJO_RESULT_OK, MojoClose(h1)); | |
| 272 } | |
| 273 | |
| 274 // Defined in core_unittest_pure_c.c. | |
| 275 extern "C" const char* MinimalCTest(void); | |
| 276 | |
| 277 // This checks that things actually work in C (not C++). | |
| 278 TEST(CoreTest, MinimalCTest) { | |
| 279 const char* failure = MinimalCTest(); | |
| 280 EXPECT_TRUE(failure == NULL) << failure; | |
| 281 } | |
| 282 | |
| 283 // TODO(vtl): Add multi-threaded tests. | |
| 284 | |
| 285 } // namespace | |
| 286 } // namespace mojo | |
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Chromium Code Reviews
Issue 218023002:
Mojo: Move mojo/public/{c,cpp}/tests/FOO to mojo/public/{c,cpp}/FOO/tests. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src