gecko-dev/js/tests/lc2/Methods/method-002.js

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JavaScript

/* The contents of this file are subject to the Netscape Public
* License Version 1.1 (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.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code, released March
* 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
*/
/**
File Name: method-002.js
Description:
Call a method of a JavaObject instance and verify that return value.
This is covered more thouroughly in the type conversion test cases.
@author christine@netscape.com
@version 1.00
*/
var SECTION = "LiveConnect Objects";
var VERSION = "1_3";
var TITLE = "Invoking Java Methods";
var testcases = new Array();
startTest();
writeHeaderToLog( SECTION + " "+ TITLE);
// All JavaObjects are of the type "object"
var E_TYPE = "object";
// All JavaObjects [[Class]] property is JavaObject
var E_JSCLASS = "[object JavaObject]";
// Create arrays of actual results (java_array) and
// expected results (test_array).
var java_array = new Array();
var test_array = new Array();
var i = 0;
// method returns an object
var rect = new java.awt.Rectangle(1,2,3,4);
var size = rect.getSize();
testcases[testcases.length] = new TestCase(
SECTION,
"var size = (new java.awt.Rectangle(1,2,3,4)).getSize(); "+
"size.getClass().equals(java.lang.Class.forName(\""+
"java.awt.Dimension\"))",
true,
size.getClass().equals(java.lang.Class.forName("java.awt.Dimension")));
testcases[testcases.length] = new TestCase(
SECTION,
"size.width",
3,
size.width );
testcases[testcases.length] = new TestCase(
SECTION,
"size.height",
4,
size.height );
// method returns void
var r = rect.setSize(5,6);
testcases[testcases.length] = new TestCase(
SECTION,
"var r = rect.setSize(5,6); r",
void 0,
r );
// method returns a string
var string = new java.lang.String( " hello " );
s = string.trim()
testcases[testcases.length] = new TestCase(
SECTION,
"var string = new java.lang.String(\" hello \"); "+
"var s = string.trim(); s.getClass().equals("+
"java.lang.Class.forName(\"java.lang.String\")",
true,
s.getClass().equals(java.lang.Class.forName("java.lang.String")) );
// method returns an int
testcases[testcases.length] = new TestCase(
SECTION,
"s.length()",
5,
s.length() );
test();
function CompareValues( javaval, testval ) {
// Check type, which should be E_TYPE
testcases[testcases.length] = new TestCase( SECTION,
"typeof (" + testval.description +" )",
testval.type,
javaval.type );
// Check JavaScript class, which should be E_JSCLASS
testcases[testcases.length] = new TestCase( SECTION,
"(" + testval.description +" ).getJSClass()",
testval.jsclass,
javaval.jsclass );
// Check the JavaClass, which should be the same as the result as Class.forName(description).
testcases[testcases.length] = new TestCase( SECTION,
testval.description +".getClass().equals( " +
"java.lang.Class.forName( '" + testval.classname +
"' ) )",
true,
javaval.javaclass.equals( testval.javaclass ) );
}
function JavaValue( value ) {
this.type = typeof value;
// Object.prototype.toString will show its JavaScript wrapper object.
value.__proto__.getJSClass = Object.prototype.toString;
this.jsclass = value.getJSClass();
this.javaclass = value.getClass();
return this;
}
function TestValue( description, classname ) {
this.description = description;
this.classname = classname;
this.type = E_TYPE;
this.jsclass = E_JSCLASS;
this.javaclass = java.lang.Class.forName( classname );
return this;
}
function test() {
for ( tc=0; tc < testcases.length; tc++ ) {
testcases[tc].passed = writeTestCaseResult(
testcases[tc].expect,
testcases[tc].actual,
testcases[tc].description +" = "+
testcases[tc].actual );
testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
}
stopTest();
return ( testcases );
}