
package com.netscape.javascript.qa.liveconnect.datatypes;

import com.netscape.javascript.qa.liveconnect.*;

/**
 *  Tests for converting Java char[] to JavaScript variables.  
 *
 *  <p>
 *
 *  Create a JavaScript variable.  Use JSObject.eval to call a Java method
 *  that returns a Java array.  Assign the array to the JavaScript variable.
 *
 *  <p>
 *
 *  Iterate through the array in JavaScript.  Get the value, and compare it
 *  to the value in the original Java array.
 *
 *  <p>
 *
 *  Use JSObject.getMember to get the JavaScript variable.  Verify that the
 *  array is the same object that was used to assign the original JS variable.
 *
 *  @see com.netscape.javascript.qa.liveconnect.DataTypesClass
 *  @see netscape.javascript.JSObject
 *
 *  @author christine m begle
 */

public class DataTypes_009 extends LiveConnectTest {
    public DataTypes_009() {
        super();
    }

    public static void main( String[] args ) {
        DataTypes_009 test = new DataTypes_009();
        test.start();
    }

    public void setupTestEnvironment() {
        super.setupTestEnvironment();
        global.eval( "var DT = "+
            "Packages.com.netscape.javascript.qa.liveconnect.DataTypeClass");
		global.eval( "var dt = new DT();" );			            
    }

	public void	executeTest() {
		doArrayTest( "DT.staticGetCharArray();", true );
		doArrayTest( "DT.PUB_STATIC_ARRAY_CHAR;", true);
		doArrayTest( "dt.getCharArray();", true );
		doArrayTest( "dt.PUB_ARRAY_CHAR;", false );
	}
	/**
	 *	Assign a java array to a JavaScript variable in the following ways:
	 *	<ul>
	 *	<li>	Call a static method
	 *	<li>	Get	the	value of a static field
	 *	<li>	Call an	instance method
	 *	<li>	Get	the	value of an	instance field.
	 *
	 *	@param command the command to eval to get the array
	 */
	
	public void	doArrayTest( String	command, boolean shouldEqual ) {
        char    array[]  = DataTypeClass.PUB_STATIC_ARRAY_CHAR;
        char    jsArray[];
        int     jsArray_length;

        try {
            //  assign the array to a JavaScript variable
            global.eval( "var jsArray = " + command );

            // get the jsArray object, which should be the java object
            jsArray = (char[]) global.getMember( "jsArray" );

            // get the length of the array from JavaScript
            jsArray_length =
                ((Double) global.eval("jsArray.length")).intValue();

            //  iterate through jsArray in JavaScript. verify that the type and
            //  value of each object in the array is correct.

            for ( int i = 0; i < jsArray_length; i++ ) {
                //  verify that the array item is the same object as in the
                //  original array

                Double item = (Double) global.eval( "jsArray[" + i +"];" );

                addTestCase(
					"[ jsArray = " + command +"] "+                
                    "global.eval(\"jsArray["+i+"]\").equals( array["+i+"])",
                    "true",
                    (item.equals(new Double(array[i]))) +"",
                    "" );
            }

        } catch ( Exception e ) {
            e.printStackTrace();
            file.exception = e.toString();
            jsArray_length = 0;
            jsArray = null;
        }

        // verify that jsArray is the same as the original array

        addTestCase(
			"[jsArray = "+ command +"] "+		        
            "jsArray = global.getMember( \"jsArray\"); "+
            "jsArray == array",
            (shouldEqual) ? "true" : "false",
            (jsArray == array ) +"",
            "" );
    }
 }