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Diffstat (limited to 'js/src/tests/ecma_2/Statements/forin-001.js')
-rw-r--r-- | js/src/tests/ecma_2/Statements/forin-001.js | 297 |
1 files changed, 297 insertions, 0 deletions
diff --git a/js/src/tests/ecma_2/Statements/forin-001.js b/js/src/tests/ecma_2/Statements/forin-001.js new file mode 100644 index 000000000..215de6c4c --- /dev/null +++ b/js/src/tests/ecma_2/Statements/forin-001.js @@ -0,0 +1,297 @@ +/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */ +/* 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/. */ + + +/** + * File Name: forin-001.js + * ECMA Section: + * Description: The forin-001 statement + * + * Verify that the property name is assigned to the property on the left + * hand side of the for...in expression. + * + * Author: christine@netscape.com + * Date: 28 August 1998 + */ +var SECTION = "forin-001"; +var VERSION = "ECMA_2"; +var TITLE = "The for...in statement"; +var BUGNUMBER="330890"; +var BUGNUMBER="http://scopus.mcom.com/bugsplat/show_bug.cgi?id=344855"; + +startTest(); +writeHeaderToLog( SECTION + " "+ TITLE); + +ForIn_1( { length:4, company:"netscape", year:2000, 0:"zero" } ); +ForIn_2( { length:4, company:"netscape", year:2000, 0:"zero" } ); +ForIn_3( { length:4, company:"netscape", year:2000, 0:"zero" } ); + +// ForIn_6({ length:4, company:"netscape", year:2000, 0:"zero" }); +// ForIn_7({ length:4, company:"netscape", year:2000, 0:"zero" }); +ForIn_8({ length:4, company:"netscape", year:2000, 0:"zero" }); + +test(); + +/** + * Verify that the left side argument is evaluated with every iteration. + * Verify that the name of each property of the object is assigned to a + * a property. + * + */ +function ForIn_1( object ) { + PropertyArray = new Array(); + ValueArray = new Array(); + + for ( PropertyArray[PropertyArray.length] in object ) { + ValueArray[ValueArray.length] = + object[PropertyArray[PropertyArray.length-1]]; + } + + for ( var i = 0; i < PropertyArray.length; i++ ) { + new TestCase( + SECTION, + "object[" + PropertyArray[i] +"]", + object[PropertyArray[i]], + ValueArray[i] + ); + } + + new TestCase( + SECTION, + "object.length", + PropertyArray.length, + object.length ); +} + +/** + * Similar to ForIn_1, except it should increment the counter variable + * every time the left hand expression is evaluated. + */ +function ForIn_2( object ) { + PropertyArray = new Array(); + ValueArray = new Array(); + var i = 0; + + for ( PropertyArray[i++] in object ) { + ValueArray[ValueArray.length] = + object[PropertyArray[PropertyArray.length-1]]; + } + + for ( i = 0; i < PropertyArray.length; i++ ) { + new TestCase( + SECTION, + "object[" + PropertyArray[i] +"]", + object[PropertyArray[i]], + ValueArray[i] + ); + } + + new TestCase( + SECTION, + "object.length", + PropertyArray.length, + object.length ); +} + +/** + * Break out of a for...in loop + * + * + */ +function ForIn_3( object ) { + var checkBreak = "pass"; + var properties = new Array(); + var values = new Array(); + + for ( properties[properties.length] in object ) { + values[values.length] = object[properties[properties.length-1]]; + break; + checkBreak = "fail"; + } + + new TestCase( + SECTION, + "check break out of for...in", + "pass", + checkBreak ); + + new TestCase( + SECTION, + "properties.length", + 1, + properties.length ); + + new TestCase( + SECTION, + "object["+properties[0]+"]", + values[0], + object[properties[0]] ); +} + +/** + * Break out of a labeled for...in loop. + */ +function ForIn_4( object ) { + var result1 = 0; + var result2 = 0; + var result3 = 0; + var result4 = 0; + var i = 0; + var property = new Array(); + +butterbean: { + result1++; + + for ( property[i++] in object ) { + result2++; + break; + result4++; + } + result3++; + } + + new TestCase( + SECTION, + "verify labeled statement is only executed once", + true, + result1 == 1 ); + + new TestCase( + SECTION, + "verify statements in for loop are evaluated", + true, + result2 == i ); + + new TestCase( + SECTION, + "verify break out of labeled for...in loop", + true, + result4 == 0 ); + + new TestCase( + SECTION, + "verify break out of labeled block", + true, + result3 == 0 ); +} + +/** + * Labeled break out of a labeled for...in loop. + */ +function ForIn_5 (object) { + var result1 = 0; + var result2 = 0; + var result3 = 0; + var result4 = 0; + var i = 0; + var property = new Array(); + +bigredbird: { + result1++; + for ( property[i++] in object ) { + result2++; + break bigredbird; + result4++; + } + result3++; + } + + new TestCase( + SECTION, + "verify labeled statement is only executed once", + true, + result1 == 1 ); + + new TestCase( + SECTION, + "verify statements in for loop are evaluated", + true, + result2 == i ); + + new TestCase( + SECTION, + "verify break out of labeled for...in loop", + true, + result4 == 0 ); + + new TestCase( + SECTION, + "verify break out of labeled block", + true, + result3 == 0 ); +} + +/** + * Labeled continue from a labeled for...in loop + */ +function ForIn_7( object ) { + var result1 = 0; + var result2 = 0; + var result3 = 0; + var result4 = 0; + var i = 0; + var property = new Array(); + +bigredbird: + for ( property[i++] in object ) { + result2++; + continue bigredbird; + result4++; + } + + new TestCase( + SECTION, + "verify statements in for loop are evaluated", + true, + result2 == i ); + + new TestCase( + SECTION, + "verify break out of labeled for...in loop", + true, + result4 == 0 ); + + new TestCase( + SECTION, + "verify break out of labeled block", + true, + result3 == 1 ); +} + + +/** + * continue in a for...in loop + * + */ +function ForIn_8( object ) { + var checkBreak = "pass"; + var properties = new Array(); + var values = new Array(); + + for ( properties[properties.length] in object ) { + values[values.length] = object[properties[properties.length-1]]; + break; + checkBreak = "fail"; + } + + new TestCase( + SECTION, + "check break out of for...in", + "pass", + checkBreak ); + + new TestCase( + SECTION, + "properties.length", + 1, + properties.length ); + + new TestCase( + SECTION, + "object["+properties[0]+"]", + values[0], + object[properties[0]] ); +} + |