tools/vm-tests/src/dot/junit/opcodes/shr_long/Test_shr_long.java

package dot.junit.opcodes.shr_long;

import dot.junit.DxTestCase;
import dot.junit.DxUtil;
import dot.junit.opcodes.shr_long.d.T_shr_long_1;
import dot.junit.opcodes.shr_long.d.T_shr_long_7;

public class Test_shr_long extends DxTestCase {

    /**
     * @title Arguments =  40000000000l, 3
     */
    public void testN1() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(5000000000l, t.run(40000000000l, 3));
    }

    /**
     * @title Arguments = 40000000000l, 1
     */
    public void testN2() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(20000000000l, t.run(40000000000l, 1));
    }

    /**
     * @title Arguments = -40000000000l, 1
     */
    public void testN3() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(-20000000000l, t.run(-40000000000l, 1));
    }

    /**
     * @title Arguments = 1 & -1
     */
    public void testN4() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(0l, t.run(1l, -1));
    }

    /**
     * @title Verify that shift distance is actually in range 0 to 64.
     */
    public void testN5() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(32, t.run(65l, 65));
    }
    
    /**
     * @title Types of arguments - double, int. Dalvik doens't distinguish 64-bits types internally,
     * so this operation of double and int makes no sense but shall not crash the VM.  
     */
    public void testN6() {
        T_shr_long_7 t = new T_shr_long_7();
        try {
            t.run(4.67d, 1);
        } catch (Throwable e) {
        }
    }


    /**
     * @title Arguments = 0 & -1
     */
    public void testB1() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(0l, t.run(0l, -1));
    }

    /**
     * @title Arguments = 1 & 0
     */
    public void testB2() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(1l, t.run(1l, 0));
    }

    /**
     * @title Arguments = Long.MAX_VALUE & 1
     */
    public void testB3() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(0x3FFFFFFFFFFFFFFFl, t.run(Long.MAX_VALUE, 1));
    }

    /**
     * @title Arguments = Long.MIN_VALUE & 1
     */
    public void testB4() {
        T_shr_long_1 t = new T_shr_long_1();
        assertEquals(0xc000000000000000l, t.run(Long.MIN_VALUE, 1));
    }


    /**
     * @constraint A24 
     * @title number of registers
     */
    public void testVFE1() {
        try {
            Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_2");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    

    /**
     * @constraint B1 
     * @title types of arguments - long, double
     */
    public void testVFE2() {
        try {
            Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_3");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint B1 
     * @title types of arguments - int, int
     */
    public void testVFE3() {
        try {
            Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_4");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint B1 
     * @title types of arguments - float, int
     */
    public void testVFE4() {
        try {
            Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_5");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint B1 
     * @title types of arguments - reference, int
     */
    public void testVFE5() {
        try {
            Class.forName("dot.junit.opcodes.shr_long.d.T_shr_long_6");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }
}