/* 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: 11.4.4.js ECMA Section: 11.4.4 Prefix increment operator Description: The production UnaryExpression : ++ UnaryExpression is evaluated as follows: 1. Evaluate UnaryExpression. 2. Call GetValue(Result(1)). 3. Call ToNumber(Result(2)). 4. Add the value 1 to Result(3), using the same rules as for the + operator (section 11.6.3). 5. Call PutValue(Result(1), Result(4)). 6. Return Result(4). Author: christine@netscape.com Date: 12 november 1997 */ var SECTION = "11.4.4"; var VERSION = "ECMA_1"; startTest(); var testcases = getTestCases(); writeHeaderToLog( SECTION + " Prefix increment operator"); test(); 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 ); } function getTestCases() { var array = new Array(); var item = 0; // special case: var is not defined array[item++] = new TestCase( SECTION, "var MYVAR; ++MYVAR", NaN, eval("var MYVAR; ++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR= void 0; ++MYVAR", NaN, eval("var MYVAR=void 0; ++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=null; ++MYVAR", 1, eval("var MYVAR=null; ++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=true; ++MYVAR", 2, eval("var MYVAR=true; ++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=false; ++MYVAR", 1, eval("var MYVAR=false; ++MYVAR") ); // special numbers // verify return value array[item++] = new TestCase( SECTION, "var MYVAR=Number.POSITIVE_INFINITY;++MYVAR", Number.POSITIVE_INFINITY, eval("var MYVAR=Number.POSITIVE_INFINITY;++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=Number.NEGATIVE_INFINITY;++MYVAR", Number.NEGATIVE_INFINITY, eval("var MYVAR=Number.NEGATIVE_INFINITY;++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=Number.NaN;++MYVAR", Number.NaN, eval("var MYVAR=Number.NaN;++MYVAR") ); // verify value of variable array[item++] = new TestCase( SECTION, "var MYVAR=Number.POSITIVE_INFINITY;++MYVAR;MYVAR", Number.POSITIVE_INFINITY, eval("var MYVAR=Number.POSITIVE_INFINITY;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=Number.NEGATIVE_INFINITY;++MYVAR;MYVAR", Number.NEGATIVE_INFINITY, eval("var MYVAR=Number.NEGATIVE_INFINITY;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=Number.NaN;++MYVAR;MYVAR", Number.NaN, eval("var MYVAR=Number.NaN;++MYVAR;MYVAR") ); // number primitives array[item++] = new TestCase( SECTION, "var MYVAR=0;++MYVAR", 1, eval("var MYVAR=0;++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=0.2345;++MYVAR", 1.2345, eval("var MYVAR=0.2345;++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=-0.2345;++MYVAR", 0.7655, eval("var MYVAR=-0.2345;++MYVAR") ); // verify value of variable array[item++] = new TestCase( SECTION, "var MYVAR=0;++MYVAR;MYVAR", 1, eval("var MYVAR=0;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=0.2345;++MYVAR;MYVAR", 1.2345, eval("var MYVAR=0.2345;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=-0.2345;++MYVAR;MYVAR", 0.7655, eval("var MYVAR=-0.2345;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=0;++MYVAR;MYVAR", 1, eval("var MYVAR=0;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=0;++MYVAR;MYVAR", 1, eval("var MYVAR=0;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=0;++MYVAR;MYVAR", 1, eval("var MYVAR=0;++MYVAR;MYVAR") ); // boolean values // verify return value array[item++] = new TestCase( SECTION, "var MYVAR=true;++MYVAR", 2, eval("var MYVAR=true;++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=false;++MYVAR", 1, eval("var MYVAR=false;++MYVAR") ); // verify value of variable array[item++] = new TestCase( SECTION, "var MYVAR=true;++MYVAR;MYVAR", 2, eval("var MYVAR=true;++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=false;++MYVAR;MYVAR", 1, eval("var MYVAR=false;++MYVAR;MYVAR") ); // boolean objects // verify return value array[item++] = new TestCase( SECTION, "var MYVAR=new Boolean(true);++MYVAR", 2, eval("var MYVAR=true;++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new Boolean(false);++MYVAR", 1, eval("var MYVAR=false;++MYVAR") ); // verify value of variable array[item++] = new TestCase( SECTION, "var MYVAR=new Boolean(true);++MYVAR;MYVAR", 2, eval("var MYVAR=new Boolean(true);++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new Boolean(false);++MYVAR;MYVAR", 1, eval("var MYVAR=new Boolean(false);++MYVAR;MYVAR") ); // string primitives array[item++] = new TestCase( SECTION, "var MYVAR='string';++MYVAR", Number.NaN, eval("var MYVAR='string';++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='12345';++MYVAR", 12346, eval("var MYVAR='12345';++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='-12345';++MYVAR", -12344, eval("var MYVAR='-12345';++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='0Xf';++MYVAR", 16, eval("var MYVAR='0Xf';++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='077';++MYVAR", 78, eval("var MYVAR='077';++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=''; ++MYVAR", 1, eval("var MYVAR='';++MYVAR") ); // verify value of variable array[item++] = new TestCase( SECTION, "var MYVAR='string';++MYVAR;MYVAR", Number.NaN, eval("var MYVAR='string';++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='12345';++MYVAR;MYVAR", 12346, eval("var MYVAR='12345';++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='-12345';++MYVAR;MYVAR", -12344, eval("var MYVAR='-12345';++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='0xf';++MYVAR;MYVAR", 16, eval("var MYVAR='0xf';++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='077';++MYVAR;MYVAR", 78, eval("var MYVAR='077';++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR='';++MYVAR;MYVAR", 1, eval("var MYVAR='';++MYVAR;MYVAR") ); // string objects array[item++] = new TestCase( SECTION, "var MYVAR=new String('string');++MYVAR", Number.NaN, eval("var MYVAR=new String('string');++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('12345');++MYVAR", 12346, eval("var MYVAR=new String('12345');++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('-12345');++MYVAR", -12344, eval("var MYVAR=new String('-12345');++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('0Xf');++MYVAR", 16, eval("var MYVAR=new String('0Xf');++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('077');++MYVAR", 78, eval("var MYVAR=new String('077');++MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String(''); ++MYVAR", 1, eval("var MYVAR=new String('');++MYVAR") ); // verify value of variable array[item++] = new TestCase( SECTION, "var MYVAR=new String('string');++MYVAR;MYVAR", Number.NaN, eval("var MYVAR=new String('string');++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('12345');++MYVAR;MYVAR", 12346, eval("var MYVAR=new String('12345');++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('-12345');++MYVAR;MYVAR", -12344, eval("var MYVAR=new String('-12345');++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('0xf');++MYVAR;MYVAR", 16, eval("var MYVAR=new String('0xf');++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('077');++MYVAR;MYVAR", 78, eval("var MYVAR=new String('077');++MYVAR;MYVAR") ); array[item++] = new TestCase( SECTION, "var MYVAR=new String('');++MYVAR;MYVAR", 1, eval("var MYVAR=new String('');++MYVAR;MYVAR") ); return ( array ); }