orphan-oss / ognl

Object Graph Navigation Library

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Java8Test is failed

kazuki43zoo opened this issue · comments

I've performed the Java8Test on local PC. But testGetDeclaredMethods is failed.
Probably, the OgnlRuntime.getDeclaredMethods cannot scan a declared method in a super interface.

Is this bug?

package ognl;

import java.beans.IntrospectionException;
import java.lang.reflect.Method;
import java.util.List;

import junit.framework.TestCase;

public class Java8Test extends TestCase {

    public void testDefaultMethodOnClass() {
        /* defaultMethod(); */
        List defaultMethod = OgnlRuntime.getMethods(ClassWithDefaults.class, "defaultMethod", false);
        assertNotNull(defaultMethod);
        Method method = OgnlRuntime.getReadMethod(ClassWithDefaults.class, "defaultMethod");
        assertNotNull(method);
    }

    public void testDefaultMethodOnSubClass() {
        /* defaultMethod(); */
        List defaultMethod = OgnlRuntime.getMethods(SubClassWithDefaults.class, "defaultMethod", false);
        assertNotNull(defaultMethod);
        Method method = OgnlRuntime.getReadMethod(SubClassWithDefaults.class, "defaultMethod");
        assertNotNull(method);
    }
    
    public void testGetDeclaredMethods() throws IntrospectionException, OgnlException{
    	List defaultMethod = OgnlRuntime.getDeclaredMethods(SubClassWithDefaults.class, "name", false);
    	assertNotNull(defaultMethod);
    	defaultMethod = OgnlRuntime.getDeclaredMethods(ClassWithDefaults.class, "name", false);
    	assertNotNull(defaultMethod); // fail this line
    }

}

class SubClassWithDefaults extends ClassWithDefaults {

	public String getName() { return "name"; }

}

class ClassWithDefaults implements SubInterfaceWithDefaults {

}

interface InterfaceWithDefaults {
    default public void defaultMethod() { }
    default public String getName() { return "name"; }
}
interface SubInterfaceWithDefaults extends InterfaceWithDefaults {
}
junit.framework.AssertionFailedError
	at junit.framework.Assert.fail(Assert.java:48)
	at junit.framework.Assert.assertTrue(Assert.java:20)
	at junit.framework.Assert.assertNotNull(Assert.java:218)
	at junit.framework.Assert.assertNotNull(Assert.java:211)
	at ognl.Java8Test.testGetDeclaredMethods(Java8Test.java:31)
	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 junit.framework.TestCase.runTest(TestCase.java:168)
	at junit.framework.TestCase.runBare(TestCase.java:134)
	at junit.framework.TestResult$1.protect(TestResult.java:110)
	at junit.framework.TestResult.runProtected(TestResult.java:128)
	at junit.framework.TestResult.run(TestResult.java:113)
	at junit.framework.TestCase.run(TestCase.java:124)
	at junit.framework.TestSuite.runTest(TestSuite.java:243)
	at junit.framework.TestSuite.run(TestSuite.java:238)
	at org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:83)
	at org.junit.runner.JUnitCore.run(JUnitCore.java:157)
	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)
	at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)
	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)
	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)

Yes, it is a bug. This can potentially break apps on Java 8 :(

Hello, do you intent to fix this issue or do you eventually need a PR ?

PRs are welcome :)

Actually PR already exist in a way ^^;
See my message on PR #40