tools/vm-tests/src/dot/junit/opcodes/instance_of/Test_instance_of.java

/*
 * Copyright (C) 2008 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package dot.junit.opcodes.instance_of;

import dot.junit.DxTestCase;
import dot.junit.DxUtil;
import dot.junit.opcodes.instance_of.d.T_instance_of_1;
import dot.junit.opcodes.instance_of.d.T_instance_of_2;
import dot.junit.opcodes.instance_of.d.T_instance_of_3;
import dot.junit.opcodes.instance_of.d.T_instance_of_7;

public class Test_instance_of extends DxTestCase {


    /**
     * @title (Object)String instanceof String
     */
    public void testN1() {
        T_instance_of_1 t = new T_instance_of_1();
        String s = "";
        assertTrue(t.run(s));
    }

    /**
     * @title null instanceof String
     */
    public void testN2() {
        T_instance_of_1 t = new T_instance_of_1();
        assertFalse(t.run(null));
    }

    /**
     * @title check assignment compatibility rules
     */
    public void testN4() {
        T_instance_of_2 t = new T_instance_of_2();
        assertTrue(t.run());
    }

    /**
     * @title T_instance_of_1 instanceof String
     */
    public void testE1() {
        T_instance_of_1 t = new T_instance_of_1();
        assertFalse(t.run(t));
    }

    /**
     * @title Attempt to access inaccessible class.
     */
    public void testE2() {
        //@uses dot.junit.opcodes.instance_of.TestStubs
        //@uses dot.junit.opcodes.instance_of.d.T_instance_of_3
        try {
            T_instance_of_3 tt = new T_instance_of_3();
            tt.run();
            fail("expected IllegalAccessError");
        } catch (IllegalAccessError e) {
        }
    }

    /**
     * @title Attempt to access undefined class.
     */
    public void testE3() {
        try {
            T_instance_of_7 tt = new T_instance_of_7();
            tt.run();
            fail("expected a verification exception");
        } catch (NoClassDefFoundError e) {
            // expected
        } catch(VerifyError e) {
            // expected
        }
    }

    /**
     * @constraint A19
     * @title constant pool index
     */
    public void testVFE1() {
        try {
            Class.forName("dot.junit.opcodes.instance_of.d.T_instance_of_4");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     *
     * @constraint B1
     * @title type of argument - int
     */
    public void testVFE2() {
        try {
            Class.forName("dot.junit.opcodes.instance_of.d.T_instance_of_5");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     *
     * @constraint B1
     * @title type of argument - long
     */
    public void testVFE3() {
        try {
            Class.forName("dot.junit.opcodes.instance_of.d.T_instance_of_8");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     *
     * @constraint B1
     * @title number of registers
     */
    public void testVFE4() {
        try {
            Class.forName("dot.junit.opcodes.instance_of.d.T_instance_of_6");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }


}