18e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/* The contents of this file are subject to the Netscape Public 28e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * License Version 1.1 (the "License"); you may not use this file 38e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * except in compliance with the License. You may obtain a copy of 48e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * the License at http://www.mozilla.org/NPL/ 58e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 68e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Software distributed under the License is distributed on an "AS 78e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or 88e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * implied. See the License for the specific language governing 98e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * rights and limitations under the License. 108e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 118e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * The Original Code is Mozilla Communicator client code, released March 128e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 31, 1998. 138e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 148e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * The Initial Developer of the Original Code is Netscape Communications 158e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Corporation. Portions created by Netscape are 168e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Copyright (C) 1998 Netscape Communications Corporation. All 178e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Rights Reserved. 188e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 198e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * Contributor(s): 208e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project * 218e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project */ 228e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project/** 238e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project File Name: 15.8.2.2.js 248e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project ECMA Section: 15.8.2.2 acos( x ) 258e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Description: return an approximation to the arc cosine of the 268e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project argument. the result is expressed in radians and 278e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project range is from +0 to +PI. special cases: 288e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project - if x is NaN, return NaN 298e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project - if x > 1, the result is NaN 308e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project - if x < -1, the result is NaN 318e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project - if x == 1, the result is +0 328e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Author: christine@netscape.com 338e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project Date: 7 july 1997 348e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project*/ 358e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project var SECTION = "15.8.2.2"; 368e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project var VERSION = "ECMA_1"; 378e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project startTest(); 388e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project var TITLE = "Math.acos()"; 398e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 408e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project writeHeaderToLog( SECTION + " "+ TITLE); 418e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 428e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project var testcases = getTestCases(); 438e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project test(); 448e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 458e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectfunction getTestCases() { 468e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project var array = new Array(); 478e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project var item = 0; 488e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 498e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos.length", 1, Math.acos.length ); 508e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 518e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(void 0)", Number.NaN, Math.acos(void 0) ); 528e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos()", Number.NaN, Math.acos() ); 538e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(null)", Math.PI/2, Math.acos(null) ); 548e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(NaN)", Number.NaN, Math.acos(Number.NaN) ); 558e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 568e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(a string)", Number.NaN, Math.acos("a string") ); 578e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos('0')", Math.PI/2, Math.acos('0') ); 588e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos('1')", 0, Math.acos('1') ); 598e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos('-1')", Math.PI, Math.acos('-1') ); 608e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 618e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(1.00000001)", Number.NaN, Math.acos(1.00000001) ); 628e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(11.00000001)", Number.NaN, Math.acos(-1.00000001) ); 638e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(1)", 0, Math.acos(1) ); 648e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(-1)", Math.PI, Math.acos(-1) ); 658e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(0)", Math.PI/2, Math.acos(0) ); 668e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(-0)", Math.PI/2, Math.acos(-0) ); 678e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(Math.SQRT1_2)", Math.PI/4, Math.acos(Math.SQRT1_2)); 688e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(-Math.SQRT1_2)", Math.PI/4*3, Math.acos(-Math.SQRT1_2)); 698e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project array[item++] = new TestCase( SECTION, "Math.acos(0.9999619230642)", Math.PI/360, Math.acos(0.9999619230642)); 708e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 718e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return ( array ); 728e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 738e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 748e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Projectfunction test() { 758e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project for ( tc=0; tc < testcases.length; tc++ ) { 768e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project testcases[tc].passed = writeTestCaseResult( 778e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project testcases[tc].expect, 788e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project testcases[tc].actual, 798e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project testcases[tc].description +" = "+ 808e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project testcases[tc].actual ); 818e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project 828e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value "; 838e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project } 848e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project stopTest(); 858e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project return ( testcases ); 868e35f3cfc7fba1d1c829dc557ebad6409cbe16a2The Android Open Source Project} 87