tools/vm-tests-tf/src/dot/junit/opcodes/const_4/Test_const_4.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.const_4;

import dot.junit.DxTestCase;
import dot.junit.DxUtil;
import dot.junit.opcodes.const_4.d.T_const_4_1;

public class Test_const_4 extends DxTestCase {
    /**
     * @title const/4 v15, -4
     */
    public void testN2() {
        T_const_4_1 t = new T_const_4_1();
         int a = -2;
         int b = -2;
        assertEquals(a + b, t.run());
    }

    /**
     * @constraint A23 
     * @title  number of registers
     */
    public void testVFE1() {
        try {
            Class.forName("dot.junit.opcodes.const_4.d.T_const_4_3");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }
    
    /**
     * @constraint B11 
     * @title  When writing to a register that is one half of a register 
     * pair, but not touching the other half, the old register pair gets broken up, and the 
     * other register involved in it becomes undefined
     */
    public void testVFE2() {
        try {
            Class.forName("dot.junit.opcodes.const_4.d.T_const_4_4");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }
}