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[Ljava.lang.Object; cannot be cast to [Ljava.lang.String;
java.lang.ClassCastException: [Ljava.lang.Object; cannot be cast to [Ljava.lang.String;	at arraystack.ArrayBasedStackTest.testToArray(ArrayBasedStackTest.java:82)	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)	at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)	at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)	at java.lang.reflect.Method.invoke(Unknown Source)	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)	at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)	at org.junit.internal.runners.statements.RunAfters.evaluate(RunAfters.java:27)	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:298)	at org.junit.internal.runners.statements.FailOnTimeout$CallableStatement.call(FailOnTimeout.java:292)	at java.util.concurrent.FutureTask.run(Unknown Source)	at java.lang.Thread.run(Unknown Source)