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Ordering Issues with Logging Tests

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The ordering of the test execution can cause the ThrottlingReporter test
to fail due to the class being loaded by an earlier test.
This commit is contained in:
Pfifer, Justin 2017-02-17 09:38:11 -08:00
parent 2b2ae45b0f
commit eb01d8759a
2 changed files with 25 additions and 52 deletions
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9
src/main/java/com/amazonaws/services/kinesis/clientlibrary/lib/worker/ThrottlingReporter.java
View file

@ -3,6 +3,7 @@ package com.amazonaws.services.kinesis.clientlibrary.lib.worker;
import lombok.Getter;
import lombok.RequiredArgsConstructor;
import lombok.extern.apachecommons.CommonsLog;
import org.apache.commons.logging.Log;
@RequiredArgsConstructor
@CommonsLog
@ -19,9 +20,9 @@ class ThrottlingReporter {
+ consecutiveThrottles + " consecutively";
if (consecutiveThrottles > maxConsecutiveWarnThrottles) {
log.error(message);
getLog().error(message);
} else {
log.warn(message);
getLog().warn(message);
}
}
@ -30,4 +31,8 @@ class ThrottlingReporter {
consecutiveThrottles = 0;
}
protected Log getLog() {
return log;
}
}

68
src/test/java/com/amazonaws/services/kinesis/clientlibrary/lib/worker/ThrottlingReporterTest.java
View file

@ -1,71 +1,27 @@
package com.amazonaws.services.kinesis.clientlibrary.lib.worker;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import java.util.HashMap;
import java.util.Map;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogConfigurationException;
import org.apache.commons.logging.impl.LogFactoryImpl;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.Mockito;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import lombok.RequiredArgsConstructor;
@RunWith(MockitoJUnitRunner.class)
public class ThrottlingReporterTest {
private static final String SHARD_ID = "Shard-001";
private static final Log throttleLog = mock(Log.class);
@RequiredArgsConstructor
private static class DirectRegisterLogFactory extends LogFactoryImpl {
private final Map<Class<?>, Log> logMapping;
public static void mockLogFactory(Map<Class<?>, Log> logMapping) {
factories.put(Thread.currentThread().getContextClassLoader(), new DirectRegisterLogFactory(logMapping));
}
@Override
public Log getInstance(Class clazz) throws LogConfigurationException {
if (logMapping.containsKey(clazz)) {
return logMapping.get(clazz);
}
return super.getInstance(clazz);
}
}
@BeforeClass
public static void beforeClass() {
Map<Class<?>, Log> logMapping = new HashMap<>();
logMapping.put(ThrottlingReporter.class, throttleLog);
DirectRegisterLogFactory.mockLogFactory(logMapping);
}
@Before
public void before() {
//
// Have to to do this since the only time that the logFactory will be able to inject a mock is on
// class load.
//
Mockito.reset(throttleLog);
}
@Mock
private Log throttleLog;
@Test
public void testLessThanMaxThrottles() {
ThrottlingReporter reporter = new ThrottlingReporter(5, SHARD_ID);
ThrottlingReporter reporter = new LogTestingThrottingReporter(5, SHARD_ID);
reporter.throttled();
verify(throttleLog).warn(any(Object.class));
verify(throttleLog, never()).error(any(Object.class));
@ -74,7 +30,7 @@ public class ThrottlingReporterTest {
@Test
public void testMoreThanMaxThrottles() {
ThrottlingReporter reporter = new ThrottlingReporter(1, SHARD_ID);
ThrottlingReporter reporter = new LogTestingThrottingReporter(1, SHARD_ID);
reporter.throttled();
reporter.throttled();
verify(throttleLog).warn(any(Object.class));
@ -83,7 +39,7 @@ public class ThrottlingReporterTest {
@Test
public void testSuccessResetsErrors() {
ThrottlingReporter reporter = new ThrottlingReporter(1, SHARD_ID);
ThrottlingReporter reporter = new LogTestingThrottingReporter(1, SHARD_ID);
reporter.throttled();
reporter.throttled();
reporter.throttled();
@ -95,4 +51,16 @@ public class ThrottlingReporterTest {
}
private class LogTestingThrottingReporter extends ThrottlingReporter {
public LogTestingThrottingReporter(int maxConsecutiveWarnThrottles, String shardId) {
super(maxConsecutiveWarnThrottles, shardId);
}
@Override
protected Log getLog() {
return throttleLog;
}
}
}