tools/vm-tests/src/dot/junit/opcodes/int_to_char/Test_int_to_char.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.int_to_char;

import dot.junit.DxTestCase;
import dot.junit.DxUtil;
import dot.junit.opcodes.int_to_char.d.T_int_to_char_1;
import dot.junit.opcodes.int_to_char.d.T_int_to_char_5;


public class Test_int_to_char extends DxTestCase {
    /**
     * @title Argument = 65
     */
    public void testN1() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('A', t.run(65));
    }

    /**
     * @title Argument = 65537
     */
    public void testN2() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\u0001', t.run(65537));
    }

    /**
     * @title Argument = -2
     */
    public void testN3() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\ufffe', t.run(-2));
    }

    /**
     * @title Argument = 0x110000
     */
    public void testN4() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\u0000', t.run(0x110000));
    }

    /**
     * @title Type of argument - float. Dalvik doens't distinguish 32-bits types internally,
     * so this conversion of float to char makes no sense but shall not crash the VM.  
     */

    public void testN5() {
        T_int_to_char_5 t = new T_int_to_char_5();
        try {
            t.run(1.333f);
        } catch (Throwable e) {
        }
    } 
    
    /**
     * @title Argument = 0
     */
    public void testB1() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\u0000', t.run(0));
    }

    /**
     * @title Argument = 65535
     */
    public void testB2() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\uffff', t.run(65535));
    }

    /**
     * @title Argument = Integer.MAX_VALUE
     */
    public void testB3() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\uffff', t.run(Integer.MAX_VALUE));
    }

    /**
     * @title Argument = Integer.MIN_VALUE
     */
    public void testB4() {
        T_int_to_char_1 t = new T_int_to_char_1();
        assertEquals('\u0000', t.run(Integer.MIN_VALUE));
    }


    /**
     * @constraint B1 
     * @title type of argument - double
     */
    public void testVFE2() {
        try {
            Class.forName("dot.junit.opcodes.int_to_char.d.T_int_to_char_2");
            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.int_to_char.d.T_int_to_char_3");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

    /**
     * @constraint B1 
     * @title type of argument - reference
     */
    public void testVFE4() {
        try {
            Class.forName("dot.junit.opcodes.int_to_char.d.T_int_to_char_4");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }
    
    /**
     * @constraint A23 
     * @title number of registers
     */
    public void testVFE5() {
        try {
            Class.forName("dot.junit.opcodes.int_to_char.d.T_int_to_char_6");
            fail("expected a verification exception");
        } catch (Throwable t) {
            DxUtil.checkVerifyException(t);
        }
    }

}