java - Cannot Catch arithmetic exception in junit -

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the method process throwing exception when test in junit not working eventhough placed next @test annotation expected exception thrown test fails why happening?

java.lang.arithmeticexception: / 0 @ com.javageek.junit.calculator.process(calculator.java:88) @ com.javageek.junit.calculatortest.calculatortestdivisionbyzero(calculatortest.java:50) @ sun.reflect.nativemethodaccessorimpl.invoke0(native method) @ sun.reflect.nativemethodaccessorimpl.invoke(unknown source) @ sun.reflect.delegatingmethodaccessorimpl.invoke(unknown source) @ java.lang.reflect.method.invoke(unknown source) @ org.junit.runners.model.frameworkmethod$1.runreflectivecall(frameworkmethod.java:47) @ org.junit.internal.runners.model.reflectivecallable.run(reflectivecallable.java:12) @ org.junit.runners.model.frameworkmethod.invokeexplosively(frameworkmethod.java:44) @ org.junit.internal.runners.statements.invokemethod.evaluate(invokemethod.java:17) @ org.junit.internal.runners.statements.expectexception.evaluate(expectexception.java:19) @ org.junit.runners.parentrunner.runleaf(parentrunner.java:271) @ org.junit.runners.blockjunit4classrunner.runchild(blockjunit4classrunner.java:70) @ org.junit.runners.blockjunit4classrunner.runchild(blockjunit4classrunner.java:50) @ org.junit.runners.parentrunner$3.run(parentrunner.java:238) @ org.junit.runners.parentrunner$1.schedule(parentrunner.java:63) @ org.junit.runners.parentrunner.runchildren(parentrunner.java:236) @ org.junit.runners.parentrunner.access$000(parentrunner.java:53) @ org.junit.runners.parentrunner$2.evaluate(parentrunner.java:229) @ org.junit.runners.parentrunner.run(parentrunner.java:309) @ org.eclipse.jdt.internal.junit4.runner.junit4testreference.run(junit4testreference.java:50) @ org.eclipse.jdt.internal.junit.runner.testexecution.run(testexecution.java:38) @ org.eclipse.jdt.internal.junit.runner.remotetestrunner.runtests(remotetestrunner.java:467) @ org.eclipse.jdt.internal.junit.runner.remotetestrunner.runtests(remotetestrunner.java:683) @ org.eclipse.jdt.internal.junit.runner.remotetestrunner.run(remotetestrunner.java:390) @ org.eclipse.jdt.internal.junit.runner.remotetestrunner.main(remotetestrunner.java:197)        @test(expected=arithmeticexception.class) public void calculatortestdivisionbyzero(){     calculator calculator = new calculator();     calculator.process("divisionbyzero.txt"); }

you need specify runner test class as:

@runwith(junit4.class)

plus test function should not start capital letter (calculatortestdivisionbyzero).


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