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fixup! Add tests for Array.prototype.copyWithin

This commit is contained in:
Leonardo Balter 2015-07-31 16:44:28 -04:00
parent 935da0827b
commit 2a32ff4a66
6 changed files with 234 additions and 101 deletions
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63
test/built-ins/Array/prototype/copyWithin/coerced-values-end.js vendored Normal file
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@ -0,0 +1,63 @@
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 22.1.3.3
description: >
end argument is coerced to an integer values.
info: >
22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] )
...
11. If end is undefined, let relativeEnd be len; else let relativeEnd be
ToInteger(end).
...
includes: [compareArray.js]
---*/
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, null),
[0, 1, 2, 3]
),
'null value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, NaN),
[0, 1, 2, 3]
),
'NaN value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, false),
[0, 1, 2, 3]
),
'false value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, true),
[0, 0, 2, 3]
),
'true value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, '-2'),
[0, 0, 1, 3]
),
'string "-2" value coerced to integer -2'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, -2.5),
[0, 0, 1, 3]
),
'float -2.5 value coerced to integer -2'
);

80
test/built-ins/Array/prototype/copyWithin/coerced-values-start.js vendored Normal file
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@ -0,0 +1,80 @@
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 22.1.3.3
description: >
start argument is coerced to an integer value.
info: >
22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] )
...
8. Let relativeStart be ToInteger(start).
...
includes: [compareArray.js]
---*/
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, undefined),
[0, 0, 1, 2]
),
'undefined value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, false),
[0, 0, 1, 2]
),
'false value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, NaN),
[0, 0, 1, 2]
),
'NaN value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, null),
[0, 0, 1, 2]
),
'null value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(0, true),
[1, 2, 3, 3]
),
'true value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(0, '1'),
[1, 2, 3, 3]
),
'string "1" value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0.5),
[0, 0, 1, 2]
),
'0.5 float value coerced to integer 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(0, 1.5),
[1, 2, 3, 3]
),
'1.5 float value coerced to integer 1'
);

80
test/built-ins/Array/prototype/copyWithin/coerced-values-target.js vendored Normal file
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@ -0,0 +1,80 @@
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 22.1.3.3
description: >
target argument is coerced to an integer value.
info: >
22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] )
...
5. Let relativeTarget be ToInteger(target).
...
includes: [compareArray.js]
---*/
assert(
compareArray(
[0, 1, 2, 3].copyWithin(undefined, 1),
[1, 2, 3, 3]
),
'undefined value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(false, 1),
[1, 2, 3, 3]
),
'false value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(NaN, 1),
[1, 2, 3, 3]
),
'NaN value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(null, 1),
[1, 2, 3, 3]
),
'null value coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(true, 0),
[0, 0, 1, 2]
),
'true value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin('1', 0),
[0, 0, 1, 2]
),
'string "1" value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(0.5, 1),
[1, 2, 3, 3]
),
'0.5 float value coerced to integer 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1.5, 0),
[0, 0, 1, 2]
),
'1.5 float value coerced to integer 1'
);

92
test/built-ins/Array/prototype/copyWithin/coerced-values.js vendored
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@ -1,92 +0,0 @@
// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 22.1.3.3
description: >
Arguments are coerced to integer values.
info: >
22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] )
...
5. Let relativeTarget be ToInteger(target).
...
8. Let relativeStart be ToInteger(start).
...
11. If end is undefined, let relativeEnd be len; else let relativeEnd be
ToInteger(end).
...
includes: [compareArray.js]
---*/
assert(
compareArray(
[0, 1, 2, 3].copyWithin(undefined, undefined),
[0, 1, 2, 3]
),
'undefined `target` and `start` values coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(false, false),
[0, 1, 2, 3]
),
'false `target` and `start` values coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(NaN, NaN),
[0, 1, 2, 3]
),
'NaN `target` and `start` values coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(null, null),
[0, 1, 2, 3]
),
'null `target` and `start` values coerced to 0'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(true, 0),
[0, 0, 1, 2]
),
'true `target` value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(0, true),
[1, 2, 3, 3]
),
'true `start` value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1, 0, true),
[0, 0, 2, 3]
),
'true `end` value coerced to 1'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin('1', '', '-2'),
[0, 0, 1, 3]
),
'string values coerced to integer'
);
assert(
compareArray(
[0, 1, 2, 3].copyWithin(1.3, 0.4, -2.5),
[0, 0, 1, 3]
),
'float values coerced to integer'
);

17
test/built-ins/Array/prototype/copyWithin/fill-holes.js vendored
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@ -4,12 +4,15 @@
es6id: 22.1.3.3 es6id: 22.1.3.3
description: > description: >
Loop from each property, even empty holes. Loop from each property, even empty holes.
includes: [compareArray.js]
---*/ ---*/
assert( var arr = [0, 1, , , 1];
compareArray(
[0, 1, , , 1].copyWithin(0, 1, 4), arr.copyWithin(0, 1, 4);
[1, , , , 1]
) assert.sameValue(arr.length, 5);
); assert.sameValue(arr[0], 1);
assert.sameValue(arr[4], 1);
assert.sameValue(arr.hasOwnProperty(1), false);
assert.sameValue(arr.hasOwnProperty(2), false);
assert.sameValue(arr.hasOwnProperty(3), false);

3
test/built-ins/Array/prototype/copyWithin/return-abrupt-from-this-length.js vendored
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@ -18,8 +18,7 @@ var o1 = {};
Object.defineProperty(o1, 'length', { Object.defineProperty(o1, 'length', {
get: function() { get: function() {
throw new Test262Error(); throw new Test262Error();
}, }
configurable: true
}); });
assert.throws(Test262Error, function() { assert.throws(Test262Error, function() {
[].copyWithin.call(o1); [].copyWithin.call(o1);