[HDFS-12815] Fix TestUnbuffer#testUnbufferException because of expected error message mismatch

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Duplicate
• Component/s: fs
• Assignee: Mukul Kumar Singh
• Reporter: Mukul Kumar Singh
• Created: 15/Nov/17 10:08
• Updated: 29/Nov/17 21:14
• Resolved: 29/Nov/17 08:58

Description

Fix TestUnbuffer#testUnbufferException because of expected error message mismatch.
This error is seen after HADOOP-15012.

Running org.apache.hadoop.fs.TestUnbuffer
Tests run: 3, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 6.687 sec <<< FAILURE! - in org.apache.hadoop.fs.TestUnbuffer
testUnbufferException(org.apache.hadoop.fs.TestUnbuffer)  Time elapsed: 0.134 sec  <<< FAILURE!
java.lang.AssertionError: Expected test to throw (an instance of java.lang.UnsupportedOperationException and exception with message a string containing "this stream org.apache.hadoop.fs.FSInputStream$$EnhancerByMockitoWithCGLIB$$24bda532 does not support unbuffering")
	at org.junit.Assert.fail(Assert.java:88)
	at org.junit.rules.ExpectedException.failDueToMissingException(ExpectedException.java:184)
	at org.junit.rules.ExpectedException.access$100(ExpectedException.java:85)
	at org.junit.rules.ExpectedException$ExpectedExceptionStatement.evaluate(ExpectedException.java:170)
	at org.junit.rules.RunRules.evaluate(RunRules.java:20)
	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
	at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
	at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:264)
	at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:153)
	at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:124)
	at org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:200)
	at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:153)
	at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:103)

Issue Links

• duplicates: HADOOP-15056 Fix TestUnbuffer#testUnbufferException failure
• is broken by: HADOOP-15012 Add readahead, dropbehind, and unbuffer to StreamCapabilities