[GitHub] brooklyn-server pull request #473: Test framework: avoid repeated stacktrace...

2016-12-01 Thread asfgit
Github user asfgit closed the pull request at:

https://github.com/apache/brooklyn-server/pull/473


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[GitHub] brooklyn-server pull request #473: Test framework: avoid repeated stacktrace...

2016-12-01 Thread grkvlt
Github user grkvlt commented on a diff in the pull request:

https://github.com/apache/brooklyn-server/pull/473#discussion_r90473445
  
--- Diff: 
test-framework/src/test/java/org/apache/brooklyn/test/framework/TestSensorTest.java
 ---
@@ -332,6 +343,56 @@ public void testFailFastIfNoSensor() throws Exception {
 assertStartFails(app, NullPointerException.class, 
Asserts.DEFAULT_LONG_TIMEOUT);
 }
 
+@Test
+public void testDoesNotLogStacktraceRepeatedly() throws Exception {
+final long time = System.currentTimeMillis();
+final String sensorValue = String.format("%s%s%s", 
Identifiers.makeRandomId(8), time, Identifiers.makeRandomId(8));
+
+// Test case will repeatedly fail until we have finished our 
logging assertions.
+// Then we'll let it complete by setting the sensor.
+TestSensor testCase = 
app.createAndManageChild(EntitySpec.create(TestSensor.class)
+.configure(TestSensor.TIMEOUT, 
Asserts.DEFAULT_LONG_TIMEOUT)
+.configure(TestSensor.TARGET_ENTITY, app)
+.configure(TestSensor.SENSOR_NAME, STRING_SENSOR.getName())
+.configure(TestSensor.ASSERTIONS, 
newListAssertion("matches", String.format(".*%s.*", time;
+
+String loggerName = Repeater.class.getName();
+ch.qos.logback.classic.Level logLevel = 
ch.qos.logback.classic.Level.DEBUG;
+Predicate repeatedFailureMsgMatcher = 
EventPredicates.containsMessage("repeated failure; excluding stacktrace");
+Predicate stacktraceMatcher = 
EventPredicates.containsExceptionStackLine(TestFrameworkAssertions.class, 
"checkActualAgainstAssertions");
+Predicate filter = 
Predicates.or(repeatedFailureMsgMatcher, stacktraceMatcher);
+LogWatcher watcher = new LogWatcher(loggerName, logLevel, filter);
+
+Task task;
--- End diff --

Why is this declared outside the `try`/`catch` block? It doesn't seem to be 
used anywhere else?


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[GitHub] brooklyn-server pull request #473: Test framework: avoid repeated stacktrace...

2016-12-01 Thread grkvlt
Github user grkvlt commented on a diff in the pull request:

https://github.com/apache/brooklyn-server/pull/473#discussion_r90475367
  
--- Diff: 
utils/common/src/main/java/org/apache/brooklyn/util/repeat/Repeater.java ---
@@ -334,8 +335,14 @@ public void runRequiringTrue() {
 try {
 lastError = null;
 done = exitCondition.call();
+hasLoggedTransientException = false;
 } catch (Throwable e) {
-if (log.isDebugEnabled()) log.debug(description, e);
+if (hasLoggedTransientException) {
+if (log.isDebugEnabled()) log.debug(description + " 
(repeated failure; excluding stacktrace): " + e);
--- End diff --

Do  not need to check `log.isDebugEnabled()` for simple logging like this


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[GitHub] brooklyn-server pull request #473: Test framework: avoid repeated stacktrace...

2016-12-01 Thread grkvlt
Github user grkvlt commented on a diff in the pull request:

https://github.com/apache/brooklyn-server/pull/473#discussion_r90474345
  
--- Diff: 
test-framework/src/test/java/org/apache/brooklyn/test/framework/TestSensorTest.java
 ---
@@ -332,6 +343,56 @@ public void testFailFastIfNoSensor() throws Exception {
 assertStartFails(app, NullPointerException.class, 
Asserts.DEFAULT_LONG_TIMEOUT);
 }
 
+@Test
+public void testDoesNotLogStacktraceRepeatedly() throws Exception {
+final long time = System.currentTimeMillis();
+final String sensorValue = String.format("%s%s%s", 
Identifiers.makeRandomId(8), time, Identifiers.makeRandomId(8));
+
+// Test case will repeatedly fail until we have finished our 
logging assertions.
+// Then we'll let it complete by setting the sensor.
+TestSensor testCase = 
app.createAndManageChild(EntitySpec.create(TestSensor.class)
+.configure(TestSensor.TIMEOUT, 
Asserts.DEFAULT_LONG_TIMEOUT)
+.configure(TestSensor.TARGET_ENTITY, app)
+.configure(TestSensor.SENSOR_NAME, STRING_SENSOR.getName())
+.configure(TestSensor.ASSERTIONS, 
newListAssertion("matches", String.format(".*%s.*", time;
+
+String loggerName = Repeater.class.getName();
+ch.qos.logback.classic.Level logLevel = 
ch.qos.logback.classic.Level.DEBUG;
+Predicate repeatedFailureMsgMatcher = 
EventPredicates.containsMessage("repeated failure; excluding stacktrace");
+Predicate stacktraceMatcher = 
EventPredicates.containsExceptionStackLine(TestFrameworkAssertions.class, 
"checkActualAgainstAssertions");
+Predicate filter = 
Predicates.or(repeatedFailureMsgMatcher, stacktraceMatcher);
+LogWatcher watcher = new LogWatcher(loggerName, logLevel, filter);
+
+Task task;
+watcher.start();
+try {
+// Invoke async; will let it complete after we see the log 
messages we expect
+task = Entities.invokeEffector(app, app, Startable.START, 
ImmutableMap.of("locations", locs));
--- End diff --

Define variable here as `Task task = Entities...`


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[GitHub] brooklyn-server pull request #473: Test framework: avoid repeated stacktrace...

2016-12-01 Thread grkvlt
Github user grkvlt commented on a diff in the pull request:

https://github.com/apache/brooklyn-server/pull/473#discussion_r90474128
  
--- Diff: 
test-framework/src/test/java/org/apache/brooklyn/test/framework/TestSensorTest.java
 ---
@@ -332,6 +343,56 @@ public void testFailFastIfNoSensor() throws Exception {
 assertStartFails(app, NullPointerException.class, 
Asserts.DEFAULT_LONG_TIMEOUT);
 }
 
+@Test
+public void testDoesNotLogStacktraceRepeatedly() throws Exception {
+final long time = System.currentTimeMillis();
+final String sensorValue = String.format("%s%s%s", 
Identifiers.makeRandomId(8), time, Identifiers.makeRandomId(8));
+
+// Test case will repeatedly fail until we have finished our 
logging assertions.
+// Then we'll let it complete by setting the sensor.
+TestSensor testCase = 
app.createAndManageChild(EntitySpec.create(TestSensor.class)
+.configure(TestSensor.TIMEOUT, 
Asserts.DEFAULT_LONG_TIMEOUT)
+.configure(TestSensor.TARGET_ENTITY, app)
+.configure(TestSensor.SENSOR_NAME, STRING_SENSOR.getName())
+.configure(TestSensor.ASSERTIONS, 
newListAssertion("matches", String.format(".*%s.*", time;
+
+String loggerName = Repeater.class.getName();
+ch.qos.logback.classic.Level logLevel = 
ch.qos.logback.classic.Level.DEBUG;
+Predicate repeatedFailureMsgMatcher = 
EventPredicates.containsMessage("repeated failure; excluding stacktrace");
+Predicate stacktraceMatcher = 
EventPredicates.containsExceptionStackLine(TestFrameworkAssertions.class, 
"checkActualAgainstAssertions");
+Predicate filter = 
Predicates.or(repeatedFailureMsgMatcher, stacktraceMatcher);
+LogWatcher watcher = new LogWatcher(loggerName, logLevel, filter);
+
+Task task;
+watcher.start();
+try {
--- End diff --

Since `LogWartcher` is  `Closeable` can do this in the `try` block and it 
will be closed automatically.
```Java
try (LogWatcher watcher = new LogWatcher(loggerName, logLevel, filter)) {
// stuff
}
```


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