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Making test less flakily fail

Open java-codehunger opened this issue 2 years ago • 0 comments

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.

java-codehunger avatar Apr 01 '23 09:04 java-codehunger