diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/flat/non-numeric-depth-should-not-throw.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/flat/non-numeric-depth-should-not-throw.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/flat/non-numeric-depth-should-not-throw.js b/js/src/tests/test262/built-ins/Array/prototype/flat/non-numeric-depth-should-not-throw.js new file mode 100644 index 0000000000..fb86d87595 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/flat/non-numeric-depth-should-not-throw.js @@ -0,0 +1,45 @@ +// Copyright (C) 2018 Shilpi Jain and Michael Ficarra. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-array.prototype.flat +description: > + if the argument is a string or object, the depthNum is 0 +includes: [compareArray.js] +features: [Array.prototype.flat] +---*/ + +var a = [1, [2]]; +var expected = a; + +// non integral string depthNum is converted to 0 +var depthNum = 'TestString'; +var actual = a.flat(depthNum); +assert.compareArray(actual, expected, 'The value of actual is expected to equal the value of expected'); + +// object type depthNum is converted to 0 +depthNum = {}; +actual = a.flat(depthNum); +assert.compareArray(actual, expected, 'The value of actual is expected to equal the value of expected'); + +// negative infinity depthNum is converted to 0 +depthNum = Number.NEGATIVE_INFINITY; +actual = a.flat(depthNum); +assert.compareArray(actual, expected, 'The value of actual is expected to equal the value of expected'); + +// positive zero depthNum is converted to 0 +depthNum = +0; +actual = a.flat(depthNum); +assert.compareArray(actual, expected, 'The value of actual is expected to equal the value of expected'); + +// negative zero depthNum is converted to 0 +depthNum = -0; +actual = a.flat(depthNum); +assert.compareArray(actual, expected, 'The value of actual is expected to equal the value of expected'); + +// integral string depthNum is converted to an integer +depthNum = '1'; +actual = a.flat(depthNum); +expected = [1, 2] +assert.compareArray(actual, expected, 'The value of actual is expected to equal the value of expected'); + +reportCompare(0, 0); |