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// Copyright (C) 2015 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
es6id: 21.1.3.18
description: >
Returns false if searchLength + start position is greater than string length.
info: |
21.1.3.18 String.prototype.startsWith ( searchString [ , position ] )
...
11. Let len be the number of elements in S.
12. Let start be min(max(pos, 0), len).
13. Let searchLength be the number of elements in searchStr.
14. If searchLength+start is greater than len, return false.
...
---*/
var str = 'The future is cool!';
assert.sameValue(
str.startsWith('!', str.length), false,
'str.startsWith("!", str.length) returns false'
);
assert.sameValue(
str.startsWith('!', 100), false,
'str.startsWith("!", 100) returns false'
);
assert.sameValue(
str.startsWith('!', Infinity), false,
'str.startsWith("!", Infinity) returns false'
);
assert(
str.startsWith('The future', -1),
'position argument < 0 will search from the start of the string (-1)'
);
assert(
str.startsWith('The future', -Infinity),
'position argument < 0 will search from the start of the string (-Infinity)'
);
reportCompare(0, 0);
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