| 1 | |
| 2 | package org.eclipse.linuxtools.lttng.tests.jni; |
| 3 | |
| 4 | import org.eclipse.linuxtools.lttng.jni.JniEvent; |
| 5 | import org.eclipse.linuxtools.lttng.jni.JniTrace; |
| 6 | import org.eclipse.linuxtools.lttng.jni.common.JniTime; |
| 7 | import org.eclipse.linuxtools.lttng.jni.exception.JniException; |
| 8 | import org.eclipse.linuxtools.lttng.jni.factory.JniTraceFactory; |
| 9 | |
| 10 | import junit.framework.TestCase; |
| 11 | |
| 12 | /* |
| 13 | Functions tested here : |
| 14 | public JniTrace() |
| 15 | public JniTrace(JniTrace oldTrace) |
| 16 | public JniTrace(String newpath) throws JafException |
| 17 | public JniTrace(long newPtr) throws JafException |
| 18 | |
| 19 | public void openTrace(String newPath) throws JafException |
| 20 | public void openTrace() throws JafException |
| 21 | public void closeTrace( ) throws JafException |
| 22 | |
| 23 | public JniEvent readNextEvent() |
| 24 | public JniEvent findNextEvent() |
| 25 | public JniEvent seekAndRead(JniTime seekTime) |
| 26 | public void seekToTime(JniTime seekTime) |
| 27 | |
| 28 | public JniTracefile requestTracefileByName(String tracefileName) |
| 29 | public JniEvent requestEventByName(String tracefileName) |
| 30 | public ArrayList<Location> requestTraceLocation() |
| 31 | |
| 32 | public String getTracepath() |
| 33 | public int getCpuNumber() |
| 34 | public long getArchType() |
| 35 | public long getArchVariant() |
| 36 | public short getArchSize() |
| 37 | public short getLttMajorVersion() |
| 38 | public short getLttMinorVersion() |
| 39 | public short getFlightRecorder() |
| 40 | public long getFreqScale() |
| 41 | public long getStartFreq() |
| 42 | public long getStartTimestampCurrentCounter() |
| 43 | public long getStartMonotonic() |
| 44 | public JniTime getStartTime() |
| 45 | pubilc JniTime getEndTime() |
| 46 | public JniTime getStartTimeFromTimestampCurrentCounter() |
| 47 | public HashMap<String, JniTracefile> getTracefilesMap() |
| 48 | public long getTracePtr() |
| 49 | |
| 50 | public void printAllTracefilesInformation() |
| 51 | public void printTraceInformation() |
| 52 | |
| 53 | public String toString() |
| 54 | */ |
| 55 | |
| 56 | @SuppressWarnings("nls") |
| 57 | public class JniTraceTest extends TestCase |
| 58 | { |
| 59 | private final static boolean printLttDebug = false; |
| 60 | |
| 61 | private final static String tracepath1="traceset/trace-15316events_nolost_newformat"; |
| 62 | private final static String tracepath2="traceset/trace-15471events_nolost_newformat"; |
| 63 | private final static String wrongTracePath="/somewhere/that/does/not/exist"; |
| 64 | |
| 65 | private final static String correctTracefileName="kernel0"; |
| 66 | private final static String wrongTracefileName="somethingThatDoesNotExists"; |
| 67 | |
| 68 | private final static int numberOfTracefilesInTrace = 16; |
| 69 | |
| 70 | private final static long firstEventTimestamp = 13589759412128L; |
| 71 | private final static String firstEventTracefilename = "metadata0"; |
| 72 | |
| 73 | private final static long secondEventTimestamp = 13589759419903L; |
| 74 | private final static String secondEventName = "metadata"; |
| 75 | |
| 76 | private final static long thirdEventTimestamp = 13589759422785L; |
| 77 | |
| 78 | private final static long eventTimestampAfterMetadata = 13589760262237L; |
| 79 | private final static String eventTracefilenameAfterMetadata = "kernel0"; |
| 80 | |
| 81 | private final static long timestampToSeekTest1 = 13589821608319L; |
| 82 | private final static String eventNameAfterSeekTest1 = "kernel"; |
| 83 | private final static String eventTracefilenameAfterSeekTest1 = "kernel0"; |
| 84 | private final static String nextEventNameAfterSeekTest1 = "vm_state"; |
| 85 | |
| 86 | private final static long timestampToSeekTest2 = 13589861889350L; |
| 87 | private final static String eventNameAfterSeekTest2 = "fs"; |
| 88 | private final static String nextEventNameAfterSeekTest2 = "kernel"; |
| 89 | |
| 90 | private final static long timestampToSeekLast = 13589906758692L; |
| 91 | private final static String eventNameAfterSeekLast = "kernel"; |
| 92 | |
| 93 | |
| 94 | private JniTrace prepareTraceToTest() { |
| 95 | JniTrace tmpTrace = null; |
| 96 | |
| 97 | // This trace should be valid |
| 98 | try { |
| 99 | tmpTrace = JniTraceFactory.getJniTrace(tracepath1, null, printLttDebug); |
| 100 | //tmpTrace.seekToTime(new JniTime(0L)); |
| 101 | } |
| 102 | catch( JniException e) { } |
| 103 | |
| 104 | return tmpTrace; |
| 105 | } |
| 106 | |
| 107 | public void testTraceConstructors() { |
| 108 | @SuppressWarnings("unused") |
| 109 | JniTrace testTrace1 = null; |
| 110 | @SuppressWarnings("unused") |
| 111 | JniTrace testTrace2 = null; |
| 112 | |
| 113 | // Test constructor with argument on a wrong tracepath |
| 114 | try { |
| 115 | testTrace1 = JniTraceFactory.getJniTrace(wrongTracePath, null, printLttDebug); |
| 116 | fail("Construction with wrong tracepath should fail!"); |
| 117 | } |
| 118 | catch( JniException e) { |
| 119 | } |
| 120 | |
| 121 | // Test constructor with argument on a correct tracepath |
| 122 | try { |
| 123 | testTrace1 = JniTraceFactory.getJniTrace(tracepath1, null, printLttDebug); |
| 124 | } |
| 125 | catch( JniException e) { |
| 126 | fail("Construction with correct tracepath failed!"); |
| 127 | } |
| 128 | } |
| 129 | |
| 130 | public void testTraceOpenClose() { |
| 131 | |
| 132 | JniTrace testTrace = prepareTraceToTest(); // This trace should be valid |
| 133 | |
| 134 | // test the constructor with arguments passing a wrong tracepath |
| 135 | try { |
| 136 | testTrace.openTrace(wrongTracePath); |
| 137 | fail("Open with wrong tracepath should fail!"); |
| 138 | } |
| 139 | catch( JniException e) { } |
| 140 | |
| 141 | // Test open with a correct tracepath |
| 142 | try { |
| 143 | testTrace.openTrace(tracepath1); |
| 144 | assertNotSame("getTracepath is empty after open","",testTrace.getTracepath() ); |
| 145 | } |
| 146 | catch( JniException e) { |
| 147 | fail("Open with a correct tracepath failed!"); |
| 148 | } |
| 149 | |
| 150 | // Test to open a trace already opened |
| 151 | try { |
| 152 | testTrace.openTrace(tracepath1); |
| 153 | testTrace.openTrace(tracepath2); |
| 154 | assertNotSame("getTracepath is empty after open","",testTrace.getTracepath() ); |
| 155 | } |
| 156 | catch( JniException e) { |
| 157 | fail("Reopen of a trace failed!"); |
| 158 | } |
| 159 | |
| 160 | |
| 161 | // Test to open a trace already opened, but with a wrong tracepath |
| 162 | try { |
| 163 | testTrace.openTrace(tracepath1); |
| 164 | testTrace.openTrace(wrongTracePath); |
| 165 | fail("Reopen with wrong tracepath should fail!"); |
| 166 | } |
| 167 | catch( JniException e) { |
| 168 | } |
| 169 | } |
| 170 | |
| 171 | public void testGetSet() { |
| 172 | |
| 173 | JniTrace testTrace = prepareTraceToTest(); |
| 174 | |
| 175 | // Test that all Get/Set return data |
| 176 | assertNotSame("getTracepath is empty","",testTrace.getTracepath() ); |
| 177 | assertNotSame("getCpuNumber is 0",0,testTrace.getCpuNumber() ); |
| 178 | assertNotSame("getArchType is 0",0,testTrace.getArchType() ); |
| 179 | assertNotSame("getArchVariant is 0",0,testTrace.getArchVariant() ); |
| 180 | assertNotSame("getArchSize is 0",0,testTrace.getArchSize() ); |
| 181 | assertNotSame("getLttMajorVersion is 0",0,testTrace.getLttMajorVersion() ); |
| 182 | assertNotSame("getLttMinorVersion is 0",0,testTrace.getLttMinorVersion() ); |
| 183 | assertNotSame("getFlightRecorder is 0",0,testTrace.getFlightRecorder() ); |
| 184 | assertNotSame("getFreqScale is 0",0,testTrace.getFreqScale() ); |
| 185 | assertNotSame("getStartFreq is 0",0,testTrace.getStartFreq() ); |
| 186 | assertNotSame("getStartTimestampCurrentCounter is 0",0,testTrace.getStartTimestampCurrentCounter()); |
| 187 | assertNotSame("getStartMonotonic is 0",0,testTrace.getStartMonotonic() ); |
| 188 | assertNotSame("getStartTime is null",null,testTrace.getStartTime() ); |
| 189 | assertNotSame("getEndTime() is null", null, testTrace.getEndTime() ); |
| 190 | assertNotSame("getStartTimeNoAdjustement is null",null,testTrace.getStartTimeNoAdjustement() ); |
| 191 | assertNotSame("getTracefilesMap is null",null,testTrace.getTracefilesMap() ); |
| 192 | // Also check that the map contain some tracefiles |
| 193 | assertSame("getTracefilesMap returned an unexpected number of tracefiles",numberOfTracefilesInTrace,testTrace.getTracefilesMap().size() ); |
| 194 | assertNotSame("getTracePtr is 0",0,testTrace.getTracePtr() ); |
| 195 | |
| 196 | |
| 197 | } |
| 198 | |
| 199 | public void testPrintAndToString() { |
| 200 | |
| 201 | JniTrace testTrace = prepareTraceToTest(); |
| 202 | |
| 203 | // Test printTraceInformation |
| 204 | try { |
| 205 | testTrace.printTraceInformation(); |
| 206 | } |
| 207 | catch( Exception e) { |
| 208 | fail("printTraceInformation failed!"); |
| 209 | } |
| 210 | |
| 211 | // Test ToString() |
| 212 | assertNotSame("toString returned empty data","",testTrace.toString() ); |
| 213 | } |
| 214 | |
| 215 | public void testRequestFunctions() { |
| 216 | |
| 217 | JniTrace testTrace = prepareTraceToTest(); |
| 218 | |
| 219 | // Test requestTracefileByName() |
| 220 | assertNotSame("requestTracefileByName returned null",null,testTrace.requestTracefileByName(correctTracefileName) ); |
| 221 | assertSame("requestTracefileByName returned content on non existent name",null,testTrace.requestTracefileByName(wrongTracefileName) ); |
| 222 | |
| 223 | // Test requestEventByName() |
| 224 | assertNotSame("requestEventByName returned null",null,testTrace.requestEventByName(correctTracefileName) ); |
| 225 | assertSame("requestEventByName returned content on non existent name",null,testTrace.requestEventByName(wrongTracefileName) ); |
| 226 | } |
| 227 | |
| 228 | public void testEventDisplacement() { |
| 229 | |
| 230 | JniEvent testEvent = null; |
| 231 | JniTrace testTrace = prepareTraceToTest(); |
| 232 | |
| 233 | // Test readNextEvent() |
| 234 | testEvent = testTrace.readNextEvent(); |
| 235 | assertNotSame("readNextEvent() returned null",null,testEvent); |
| 236 | assertEquals("readNextEvent() timestamp is incoherent",firstEventTimestamp,testEvent.getEventTime().getTime() ); |
| 237 | |
| 238 | // Test findNextEvent() |
| 239 | testEvent = testTrace.findNextEvent(); |
| 240 | assertNotSame("findNextEvent() returned null",null,testEvent); |
| 241 | assertEquals("findNextEvent() name is incoherent",secondEventName,testEvent.getParentTracefile().getTracefileName() ); |
| 242 | |
| 243 | // Test readNextEvent() |
| 244 | testEvent = testTrace.readNextEvent(); |
| 245 | assertNotSame("readNextEvent() returned null",null,testEvent); |
| 246 | assertEquals("readNextEvent() timestamp is incoherent",secondEventName,testEvent.getParentTracefile().getTracefileName() ); |
| 247 | |
| 248 | // Tests below are for seekAndRead() |
| 249 | // After, we will perform the same operation for seekTime |
| 250 | // |
| 251 | // Test #1 of seekAndRead() |
| 252 | testEvent = testTrace.seekAndRead(new JniTime(timestampToSeekTest1) ); |
| 253 | assertNotSame("seekAndRead(time) returned null (test #1)",null,testEvent); |
| 254 | assertEquals("seekAndRead(time) timestamp is incoherent (test #1)",timestampToSeekTest1,testEvent.getEventTime().getTime()); |
| 255 | assertEquals("event name after seekAndRead(time) is incoherent (test #1)",eventNameAfterSeekTest1,testEvent.getParentTracefile().getTracefileName()); |
| 256 | // Test that the next event after seek in the one we expect |
| 257 | testEvent = testTrace.readNextEvent(); |
| 258 | assertEquals("readNextEvent() name after seekAndRead(time) is incoherent (test #1)",nextEventNameAfterSeekTest1,testEvent.getParentTracefile().getTracefileName()); |
| 259 | |
| 260 | // Test #2 of seekAndRead() |
| 261 | testEvent = testTrace.seekAndRead(new JniTime(timestampToSeekTest2) ); |
| 262 | assertNotSame("seekAndRead(time) returned null (test #2)",null,testEvent); |
| 263 | assertEquals("seekAndRead(time) timestamp is incoherent (test #2)",timestampToSeekTest2,testEvent.getEventTime().getTime()); |
| 264 | assertEquals("event name after seekAndRead(time) is incoherent (test #2)",eventNameAfterSeekTest2,testEvent.getParentTracefile().getTracefileName()); |
| 265 | // Test that the next event after seek in the one we expect |
| 266 | testEvent = testTrace.readNextEvent(); |
| 267 | assertEquals("readNextEvent() name after seekAndRead(time) is incoherent (test #2)",nextEventNameAfterSeekTest2,testEvent.getParentTracefile().getTracefileName()); |
| 268 | |
| 269 | |
| 270 | // Seek to the LAST event of the trace |
| 271 | testEvent = testTrace.seekAndRead(new JniTime(timestampToSeekLast) ); |
| 272 | assertNotSame("seekAndRead(time) returned null ",null,testEvent); |
| 273 | assertEquals("seekAndRead(time) timestamp is incoherent ",timestampToSeekLast,testEvent.getEventTime().getTime()); |
| 274 | assertEquals("event name after seekTime(time) is incoherent ",eventNameAfterSeekLast,testEvent.getParentTracefile().getTracefileName()); |
| 275 | // Test that the next event is NULL (end of the trace) |
| 276 | testEvent = testTrace.readNextEvent(); |
| 277 | assertSame("seekAndRead(time) returned null ",null,testEvent); |
| 278 | |
| 279 | |
| 280 | // Make sure we can seek back |
| 281 | testEvent = testTrace.seekAndRead(new JniTime(firstEventTimestamp) ); |
| 282 | assertNotSame("seekAndRead(time) to seek back returned null",null,testEvent); |
| 283 | assertEquals("seekAndRead(time) timestamp after seek back is incoherent",firstEventTimestamp,testEvent.getEventTime().getTime()); |
| 284 | |
| 285 | |
| 286 | |
| 287 | // Tests below are for seekToTime() |
| 288 | // These are the same test as seekAndRead() for a readNextEvent() should be performed after seek |
| 289 | // |
| 290 | // Test #1 of seekToTime() |
| 291 | testTrace.seekToTime(new JniTime(timestampToSeekTest1) ); |
| 292 | testEvent = testTrace.readNextEvent(); |
| 293 | assertNotSame("seekToTime(time) returned null (test #1)",null,testEvent); |
| 294 | assertEquals("seekToTime(time) timestamp is incoherent (test #1)",timestampToSeekTest1,testEvent.getEventTime().getTime()); |
| 295 | assertEquals("event name after seekTime(time) is incoherent (test #1)",eventNameAfterSeekTest1,testEvent.getParentTracefile().getTracefileName()); |
| 296 | // Test that the next event after seek in the one we expect |
| 297 | testEvent = testTrace.readNextEvent(); |
| 298 | assertEquals("readNextEvent() name after seekToTime(time) is incoherent (test #1)",nextEventNameAfterSeekTest1,testEvent.getParentTracefile().getTracefileName()); |
| 299 | |
| 300 | // Test #2 of seekToTime() |
| 301 | testTrace.seekToTime(new JniTime(timestampToSeekTest2) ); |
| 302 | testEvent = testTrace.readNextEvent(); |
| 303 | assertNotSame("seekToTime(time) returned null (test #2)",null,testEvent); |
| 304 | assertEquals("seekToTime(time) timestamp is incoherent (test #2)",timestampToSeekTest2,testEvent.getEventTime().getTime()); |
| 305 | assertEquals("event name after seekTime(time) is incoherent (test #2)",eventNameAfterSeekTest2,testEvent.getParentTracefile().getTracefileName()); |
| 306 | // Test that the next event after seek in the one we expect |
| 307 | testEvent = testTrace.readNextEvent(); |
| 308 | assertEquals("readNextEvent() name after seekToTime(time) is incoherent (test #2)",nextEventNameAfterSeekTest2,testEvent.getParentTracefile().getTracefileName()); |
| 309 | |
| 310 | |
| 311 | // Seek to the LAST event of the trace |
| 312 | testTrace.seekToTime(new JniTime(timestampToSeekLast) ); |
| 313 | testEvent = testTrace.readNextEvent(); |
| 314 | assertNotSame("seekToTime(time) returned null ",null,testEvent); |
| 315 | assertEquals("seekToTime(time) timestamp is incoherent ",timestampToSeekLast,testEvent.getEventTime().getTime()); |
| 316 | assertEquals("event name after seekTime(time) is incoherent ",eventNameAfterSeekLast,testEvent.getParentTracefile().getTracefileName()); |
| 317 | // Test that the next event is NULL (end of the trace) |
| 318 | testEvent = testTrace.readNextEvent(); |
| 319 | assertSame("seekToTime(time) returned null ",null,testEvent); |
| 320 | |
| 321 | |
| 322 | // Make sure we can seek back |
| 323 | testTrace.seekToTime(new JniTime(firstEventTimestamp) ); |
| 324 | testEvent = testTrace.readNextEvent(); |
| 325 | assertNotSame("seekToTime(time) to seek back returned null",null,testEvent); |
| 326 | assertEquals("seekToTime(time) timestamp after seek back is incoherent",firstEventTimestamp,testEvent.getEventTime().getTime()); |
| 327 | } |
| 328 | |
| 329 | public void testEventDisplacementByTracefile() { |
| 330 | |
| 331 | JniEvent testEvent = null; |
| 332 | JniTrace testTrace = prepareTraceToTest(); |
| 333 | |
| 334 | // Read first event for the metadata (which is also the first event in the trace) |
| 335 | testEvent = testTrace.readNextEvent(testTrace.requestTracefileByName(firstEventTracefilename) ); |
| 336 | assertNotSame("readNextEvent() returned null",null,testEvent); |
| 337 | assertEquals("readNextEvent() timestamp is incoherent",firstEventTimestamp,testEvent.getEventTime().getTime() ); |
| 338 | |
| 339 | // If we read the next event again for this tracefile, we should get the SECOND event |
| 340 | testEvent = testTrace.readNextEvent(testTrace.requestTracefileByName(firstEventTracefilename)); |
| 341 | assertNotSame("readNextEvent() on second read returned null",null,testEvent); |
| 342 | assertEquals("readNextEvent() timestamp on second read is incoherent",secondEventTimestamp,testEvent.getEventTime().getTime() ); |
| 343 | |
| 344 | // Reading the "global" event should take care of the change |
| 345 | // So if we read the next event, we should get the THIRD event |
| 346 | testEvent = testTrace.readNextEvent(); |
| 347 | assertNotSame("readNextEvent() to read global event returned null",null,testEvent); |
| 348 | assertEquals("readNextEvent() timestamp to read global event is incoherent",thirdEventTimestamp,testEvent.getEventTime().getTime()); |
| 349 | |
| 350 | // Now read the next event for another type of tracefile |
| 351 | testEvent = testTrace.readNextEvent(testTrace.requestTracefileByName(eventTracefilenameAfterMetadata) ); |
| 352 | assertNotSame("readNextEvent() returned null",null,testEvent); |
| 353 | assertEquals("readNextEvent() timestamp is incoherent",eventTimestampAfterMetadata,testEvent.getEventTime().getTime() ); |
| 354 | |
| 355 | |
| 356 | // Seek back to the beginning |
| 357 | testTrace.seekToTime(new JniTime(firstEventTimestamp), testTrace.requestTracefileByName(firstEventTracefilename) ); |
| 358 | // Read the first event |
| 359 | testEvent = testTrace.readNextEvent(testTrace.requestTracefileByName(firstEventTracefilename) ); |
| 360 | assertNotSame("readNextEvent() after seekToTime returned null",null,testEvent); |
| 361 | assertEquals("readNextEvent() after seekToTime timestamp is incoherent",firstEventTimestamp,testEvent.getEventTime().getTime() ); |
| 362 | |
| 363 | // Seek and Read the first event for the metadata (again the first event in the trace) |
| 364 | testEvent = testTrace.seekAndRead(new JniTime(firstEventTimestamp), testTrace.requestTracefileByName(firstEventTracefilename) ); |
| 365 | assertNotSame("seekAndRead() returned null",null,testEvent); |
| 366 | assertEquals("seekAndRead() timestamp is incoherent",firstEventTimestamp,testEvent.getEventTime().getTime() ); |
| 367 | |
| 368 | // Seek the whole trace to the infinity |
| 369 | testTrace.seekToTime(new JniTime(Long.MAX_VALUE)); |
| 370 | // Seek and Read the next event in the trace |
| 371 | testEvent = testTrace.seekAndRead(new JniTime(timestampToSeekTest1), testTrace.requestTracefileByName(eventTracefilenameAfterSeekTest1) ); |
| 372 | assertNotSame("seekAndRead() returned null",null,testEvent); |
| 373 | assertEquals("seekAndRead() timestamp is incoherent",timestampToSeekTest1,testEvent.getEventTime().getTime() ); |
| 374 | // Read next event... only the same type should be here as other are exhausted |
| 375 | testEvent = testTrace.readNextEvent(); |
| 376 | assertNotSame("readNextEvent() after seekToTime returned null",null,testEvent); |
| 377 | assertEquals("readNextEvent() name after seekToTime is incoherent",eventNameAfterSeekTest1,testEvent.getParentTracefile().getTracefileName()); |
| 378 | |
| 379 | } |
| 380 | } |