gecko-dev/js/tests/lc3/JSNumber/ToDouble-001.js

324 строки
8.4 KiB
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):
*
*/
/* -*- Mode: java; tab-width: 8 -*-
* Copyright © 1997, 1998 Netscape Communications Corporation,
* All Rights Reserved.
*/
/**
* 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: christine@netscape.com
*
*/
var SECTION = "number conversion";
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;
// passing a number to a java method that expects a double should
// transfer the exact value to java with no rounding or loss of magnitude
// or sign.
// Special cases: 0, -0, Infinity, -Infinity, and NaN
a[i++] = new TestObject(
"dt.setDouble( 0 )",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
0,
"number" );
a[i++] = new TestObject(
"dt.setDouble( -0 )",
"Infinity / dt.PUB_DOUBLE",
"Infinity / dt.getDouble()",
"typeof dt.getDouble()",
-Infinity,
"number" );
a[i++] = new TestObject(
"dt.setDouble( Infinity )",
"dt.PUB_DOUBLE ",
"dt.getDouble() ",
"typeof dt.getDouble()",
Infinity,
"number" );
a[i++] = new TestObject(
"dt.setDouble( -Infinity )",
"dt.PUB_DOUBLE",
"dt.getDouble() ",
"typeof dt.getDouble()",
-Infinity,
"number" );
a[i++] = new TestObject(
"dt.setDouble( NaN )",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
NaN,
"number" );
// test cases from waldemar
a[i++] = new TestObject(
"dt.setDouble(077777777777777777)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
2251799813685247,
"number" );
a[i++] = new TestObject(
"dt.setDouble(077777777777777776)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
2251799813685246,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x1fffffffffffff)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
9007199254740991,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x20000000000000)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
9007199254740992,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x20123456789abc)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
9027215253084860,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x20123456789abd)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
9027215253084860,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x20123456789abe)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
9027215253084862,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x20123456789abf)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
9027215253084864,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x1000000000000080)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1152921504606847000,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x1000000000000081)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1152921504606847200,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x1000000000000100)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1152921504606847200,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x100000000000017f)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1152921504606847200,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x1000000000000180)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1152921504606847500,
"number" );
a[i++] = new TestObject(
"dt.setDouble(0x1000000000000181)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1152921504606847500,
"number" );
a[i++] = new TestObject(
"dt.setDouble(1.7976931348623157E+308)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1.7976931348623157e+308,
"number" );
a[i++] = new TestObject(
"dt.setDouble(1.7976931348623158e+308)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1.7976931348623157e+308,
"number" );
a[i++] = new TestObject(
"dt.setDouble(1.7976931348623159e+308)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
Infinity,
"number" );
a[i++] = new TestObject(
"dt.setDouble(-1.7976931348623157E+308)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
-1.7976931348623157e+308,
"number" );
a[i++] = new TestObject(
"dt.setDouble(-1.7976931348623158e+308)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
-1.7976931348623157e+308,
"number" );
a[i++] = new TestObject(
"dt.setDouble(-1.7976931348623159e+308)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
-Infinity,
"number" );
a[i++] = new TestObject(
"dt.setDouble(1e-2000)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
0,
"number" );
a[i++] = new TestObject(
"dt.setDouble(1e2000)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
1e2000,
"number" );
a[i++] = new TestObject(
"dt.setDouble(-1e2000)",
"dt.PUB_DOUBLE",
"dt.getDouble()",
"typeof dt.getDouble()",
-1e2000,
"number" );
for ( i = 0; i < a.length; i++ ) {
testcases[testcases.length] = new TestCase(
a[i].description +"; "+ a[i].javaFieldName,
a[i].jsValue,
a[i].javaFieldValue );
testcases[testcases.length] = new TestCase(
a[i].description +"; " + a[i].javaMethodName,
a[i].jsValue,
a[i].javaMethodValue );
testcases[testcases.length] = 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;
}