org.eclipse.jdt.debug.jdi.tests/tests/org/eclipse/debug/jdi/tests/ArrayTypeTest.java

package org.eclipse.debug.jdi.tests;

/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp.  All rights reserved.
This file is made available under the terms of the Common Public License v1.0
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v10.html
**********************************************************************/

import com.sun.jdi.ArrayReference;
import com.sun.jdi.ArrayType;
import com.sun.jdi.ClassNotLoadedException;
import com.sun.jdi.InvalidTypeException;
import com.sun.jdi.StringReference;
import com.sun.jdi.Type;

/**
 * Tests for JDI com.sun.jdi.ArrayType
 * and JDWP Array command set.
 */
public class ArrayTypeTest extends AbstractJDITest {

	private ArrayType fType;
	/**
	 * Creates a new test.
	 */
	public ArrayTypeTest() {
		super();
	}
	/**
	 * Init the fields that are used by this test only.
	 */
	public void localSetUp() {
		// Get array type
		fType = getArrayType();
	}
	/**
	 * Run all tests and output to standard output.
	 */
	public static void main(java.lang.String[] args) {
		new ArrayTypeTest().runSuite(args);
	}
	/**
	 * Gets the name of the test case.
	 */
	public String getName() {
		return "com.sun.jdi.ArrayType";
	}
	/**
	 * Test JDI componentSignature().
	 */
	public void testJDIComponentSignature() {
		String signature = fType.componentSignature();
		assertEquals("1", "Ljava/lang/String;", signature);
	}
	/**
	 * Test JDI componentType().
	 */
	public void testJDIComponentType() {
		Type expected = (Type) fVM.classesByName("java.lang.String").get(0);
		Type type = null;
		try {
			type = fType.componentType();
		} catch (ClassNotLoadedException e) {
			assertTrue("1", false);
		}
		assertEquals("2", expected, type);
	}
	/**
	 * Test JDI componentTypeName().
	 */
	public void testJDIComponentTypeName() {
		String typeName = fType.componentTypeName();
		assertEquals("1", "java.lang.String", typeName);
	}
	/**
	 * Test JDI newInstance(long).
	 */
	public void testJDINewInstance() {
		ArrayReference instance = fType.newInstance(1);
		assertTrue("1", instance.type().equals(fType));
		assertEquals("2", 1, instance.length());
		assertTrue("3", null == instance.getValue(0));

		ArrayReference instance2 = fType.newInstance(5);
		try {
			instance2.setValue(3, fVM.mirrorOf("Yo"));
		} catch (InvalidTypeException exc) {
		} catch (ClassNotLoadedException exc) {
		}
		assertTrue("4", instance2.getValue(2) == null);
		assertEquals(
			"5",
			((StringReference) (instance2.getValue(3))).value(),
			"Yo");
	}
}