diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/from/from-array.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/from/from-array.js | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/from/from-array.js b/js/src/tests/test262/built-ins/Array/from/from-array.js new file mode 100644 index 0000000000..708a4779bc --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/from/from-array.js @@ -0,0 +1,25 @@ +// Copyright 2015 Microsoft Corporation. All rights reserved. +// This code is governed by the license found in the LICENSE file. + +/*--- +description: Passing a valid array +esid: sec-array.from +---*/ + +var array = [0, 'foo', , Infinity]; +var result = Array.from(array); + +assert.sameValue(result.length, 4, 'The value of result.length is expected to be 4'); +assert.sameValue(result[0], 0, 'The value of result[0] is expected to be 0'); +assert.sameValue(result[1], 'foo', 'The value of result[1] is expected to be "foo"'); +assert.sameValue(result[2], undefined, 'The value of result[2] is expected to equal undefined'); +assert.sameValue(result[3], Infinity, 'The value of result[3] is expected to equal Infinity'); + +assert.notSameValue( + result, array, + 'The value of result is expected to not equal the value of `array`' +); + +assert(result instanceof Array, 'The result of evaluating (result instanceof Array) is expected to be true'); + +reportCompare(0, 0); |