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Ensure _.intersection of a single array returns an empty array. [closes #1085]

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jdalton
2015-03-26 13:17:41 -07:00
parent 075cae4efb
commit 2884f8acb8
2 changed files with 13 additions and 10 deletions
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16
test/test.js
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@@ -6595,14 +6595,14 @@
deepEqual(actual, [1, 2]);
});
test('should return an array of unique values', 2, function() {
var array = [1, 1, 3, 2, 2];
deepEqual(_.intersection(array, [5, 2, 2, 1, 4], [2, 1, 1]), [1, 2]);
deepEqual(_.intersection(array), [1, 3, 2]);
test('should return an array of unique values', 1, function() {
var actual = _.intersection([1, 1, 3, 2, 2], [5, 2, 2, 1, 4], [2, 1, 1]);
deepEqual(actual, [1, 2]);
});
test('should match `NaN`', 1, function() {
deepEqual(_.intersection([1, NaN, 3], [NaN, 5, NaN]), [NaN]);
var actual = _.intersection([1, NaN, 3], [NaN, 5, NaN]);
deepEqual(actual, [NaN]);
});
test('should work with large arrays of objects', 1, function() {
@@ -6627,7 +6627,7 @@
test('should ignore values that are not arrays or `arguments` objects', 3, function() {
var array = [0, 1, null, 3];
deepEqual(_.intersection(array, 3, null, { '0': 1 }), array);
deepEqual(_.intersection(array, 3, null, { '0': 1 }), []);
deepEqual(_.intersection(null, array, null, [2, 1]), [1]);
deepEqual(_.intersection(array, null, args, null), [1, 3]);
});
@@ -16405,7 +16405,7 @@
}
deepEqual(_.difference(null, array), [], message('difference'));
deepEqual(_.intersection(null, array), array, message('intersection'));
deepEqual(_.intersection(null, array), [], message('intersection'));
deepEqual(_.union(null, array), array, message('union'));
deepEqual(_.xor(null, array), array, message('xor'));
});
@@ -16416,7 +16416,7 @@
}
deepEqual(_.difference(array, null), array, message('difference'));
deepEqual(_.intersection(array, null), array, message('intersection'));
deepEqual(_.intersection(array, null), [], message('intersection'));
deepEqual(_.union(array, null), array, message('union'));
});
}(1, null, [3], null, 5));