rhino1.7.7.testsrc.tests.lc3.JSObject.ToString-001.js Maven / Gradle / Ivy

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Rhino is an open-source implementation of JavaScript written entirely in Java. It is typically embedded into Java applications to provide scripting to end users.
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/* -*- Mode: java; tab-width: 8 -*-
 * Copyright (C) 1997, 1998 Netscape Communications Corporation,
 * All Rights Reserved.
 */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

gTestfile = 'ToString-001.js';

/**
 *  JavaScript to Java type conversion.
 *
 *  This test passes JavaScript number values to several Java methods
 *  that expect arguments of various types, and verifies that the value is
 *  converted to the correct value and type.
 *
 *  This tests instance methods, and not static methods.
 *
 *  Running these tests successfully requires you to have
 *  com.netscape.javascript.qa.liveconnect.DataTypeClass on your classpath.
 *
 *  Specification:  Method Overloading Proposal for Liveconnect 3.0
 *
 *  @author: [email protected]
 *
 */
var SECTION = "JavaScript Object to java.lang.String";
var VERSION = "1_4";
var TITLE   = "LiveConnect 3.0 JavaScript to Java Data Type Conversion " +
  SECTION;
startTest();

var dt = new DT();

var a = new Array();
var i = 0;

function MyObject( stringValue ) {
  this.stringValue = String(stringValue);
  this.toString = new Function( "return this.stringValue" );
}

function MyFunction() {
  return "hello";
}
MyFunction.toString = new Function( "return \"MyFunction\";" );

// 3.3.6.4 Other JavaScript Objects
// Passing a JavaScript Object to a Java method that expects a
// java.lang.String calls the JS object's toString method, and
// returns the result as a java.lang.String.


var stringValue = "JavaScript String Value";

a[i++] = new TestObject(
  "dt.setStringObject( new String(\""+stringValue+"\"))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  stringValue,
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new MyObject(\""+stringValue+"\"))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  stringValue,
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Boolean(true))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "true",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Boolean(false))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "false",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Object())",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "[object Object]",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Number(0))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "0",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Number(NaN))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "NaN",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Number(Infinity))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "Infinity",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Number(-Infinity))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "-Infinity",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( new Array(1,2,3))",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "1,2,3",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( MyObject )",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  MyObject.toString(),
  java.lang.Class.forName("java.lang.String"));

var THIS = this;

a[i++] = new TestObject(
  "dt.setStringObject( THIS )",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  GLOBAL,
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( Math )",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "[object Math]",
  java.lang.Class.forName("java.lang.String"));

a[i++] = new TestObject(
  "dt.setStringObject( MyFunction )",
  "dt.PUB_STRING +''",
  "dt.getStringObject() +''",
  "dt.getStringObject().getClass()",
  "MyFunction",
  java.lang.Class.forName("java.lang.String"));

for ( i = 0; i < a.length; i++ ) {
  new TestCase(
    a[i].description +"; "+ a[i].javaFieldName,
    a[i].jsValue,
    a[i].javaFieldValue );

  new TestCase(
    a[i].description +"; " + a[i].javaMethodName,
    a[i].jsValue,
    a[i].javaMethodValue );

  new TestCase(
    a[i].javaTypeName,
    a[i].jsType,
    a[i].javaTypeValue );
}

test();

function TestObject( description, javaField, javaMethod, javaType,
		     jsValue, jsType )
{
  eval (description );

  this.description = description;
  this.javaFieldName = javaField;
  this.javaFieldValue = eval( javaField );
  this.javaMethodName = javaMethod;
  this.javaMethodValue = eval( javaMethod );
  this.javaTypeName = javaType,
    this.javaTypeValue = eval( javaType );

  this.jsValue   = jsValue;
  this.jsType      = jsType;
}