tools/dx-tests/src/dxc/junit/opcodes/ifnull/Test_ifnull.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 dxc.junit.opcodes.ifnull;

import dxc.junit.DxTestCase;
import dxc.junit.DxUtil;
import dxc.junit.opcodes.ifnull.jm.T_ifnull_1;

public class Test_ifnull extends DxTestCase {

    /**
     * @title  Argument = this
     */
    public void testN1() {
        T_ifnull_1 t = new T_ifnull_1();
        /*
         * Compare with 1234 to check that in case of failed comparison
         * execution proceeds at the address following if_acmpeq instruction
         */
        assertEquals(1234, t.run(this));
    }

    /**
     * @title  Argument = null
     */
    public void testN2() {
        T_ifnull_1 t = new T_ifnull_1();
        assertEquals(1, t.run(null));
    }

    /**
     * @constraint 4.8.2.1
     * @title number of arguments
     */
    public void testVFE1() {
        try {
            Class.forName("dxc.junit.opcodes.ifnull.jm.T_ifnull_2");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint 4.8.2.1
     * @title types of arguments - double
     */
    public void testVFE2() {
        try {
            Class.forName("dxc.junit.opcodes.ifnull.jm.T_ifnull_3");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint 4.8.2.1
     * @title types of arguments - long
     */
    public void testVFE3() {
        try {
            Class.forName("dxc.junit.opcodes.ifnull.jm.T_ifnull_4");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint 4.8.1.7
     * @title branch target shall be inside the
     * method
     */
    public void testVFE4() {
        try {
            Class.forName("dxc.junit.opcodes.ifnull.jm.T_ifnull_5");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint 4.8.1.7
     * @title branch target shall not be "inside" wide
     * instruction
     */
    public void testVFE5() {
        try {
            Class.forName("dxc.junit.opcodes.ifnull.jm.T_ifnull_6");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

}