Making test less flakily fail #111
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Description:
This test is flakily fails. I run this test many times and it makes assertion fails.
I was running this test many times and it fails. The failure message is as follows.
Failure:
[INFO] Running com.github.davidmoten.rx2.FlowablesTest
[ERROR] Tests run: 1, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 5.146 s <<< FAILURE! - in com.github.davidmoten.rx2.FlowablesTest
[ERROR] com.github.davidmoten.rx2.FlowablesTest.testCache Time elapsed: 5.11 s <<< FAILURE!
java.lang.AssertionError
at org.junit.Assert.fail(Assert.java:87)
at org.junit.Assert.assertTrue(Assert.java:42)
at org.junit.Assert.assertTrue(Assert.java:53)
at com.github.davidmoten.rx2.FlowablesTest.testCache(FlowablesTest.java:69)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:59)
at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:56)
at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
at org.junit.runners.BlockJUnit4ClassRunner$1.evaluate(BlockJUnit4ClassRunner.java:100)
at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:366)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:103)
at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:63)
at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
at org.apache.maven.surefire.junit4.JUnit4Provider.execute(JUnit4Provider.java:377)
at org.apache.maven.surefire.junit4.JUnit4Provider.executeWithRerun(JUnit4Provider.java:284)
at org.apache.maven.surefire.junit4.JUnit4Provider.executeTestSet(JUnit4Provider.java:248)
at org.apache.maven.surefire.junit4.JUnit4Provider.invoke(JUnit4Provider.java:167)
at org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:456)
at org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:169)
at org.apache.maven.surefire.booter.ForkedBooter.run(ForkedBooter.java:595)
at org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:581)
[INFO]
[INFO] Results:
[INFO]
[ERROR] Failures:
[ERROR] FlowablesTest.testCache:69
[INFO]
[ERROR] Tests run: 1, Failures: 1, Errors: 0, Skipped: 0
Solution: This test is possible to fix by increasing a little bit more delay in the test code.