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feature(util) slice: add test

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coderaiser 2014-05-22 06:13:34 -04:00
parent 87aa17b6d7
commit 82b1a18955
1 changed files with 26 additions and 0 deletions
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26
test/lib/util.js
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@ -112,6 +112,32 @@
});
describe('slice', function() {
it('should return copy of given array', function() {
var arr1 = [1, 2, 3],
length = arr1.length,
arr2 = Util.slice(arr1);
arr2.should.be.instanceof(Array)
.and.have.lengthOf(length);
});
it('should return empty array on given undefined', function() {
var arr = Util.slice(),
LENGTH = 0;
arr.should.be.instanceof(Array)
.and.have.lengthOf(LENGTH);
});
it('should return sliced array', function() {
var arr = Util.slice([1,2,3], 1);
arr.should.eql([2, 3]);
});
});
});
})();