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Add unit tests for jQuery.grep. Close gh-1345.

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ameyms authored and timmywil committed Sep 12, 2013
1 parent dab011e commit 18099d52d831609bf63d1140a0dc63b5bd117f5e
Showing with 20 additions and 0 deletions.
  1. +20 −0 test/unit/core.js
@@ -964,6 +964,26 @@ test("jQuery.merge()", function() {
);
});

test("jQuery.grep()", function() {
expect(8);

var searchCriterion = function( value ) {
return value % 2 === 0;
};

deepEqual( jQuery.grep( [], searchCriterion ), [], "Empty array" );
deepEqual( jQuery.grep( new Array(4), searchCriterion ), [], "Sparse array" );

deepEqual( jQuery.grep( [ 1, 2, 3, 4, 5, 6 ], searchCriterion ), [ 2, 4, 6 ], "Satisfying elements present" );
deepEqual( jQuery.grep( [ 1, 3, 5, 7], searchCriterion ), [], "Satisfying elements absent" );

deepEqual( jQuery.grep( [ 1, 2, 3, 4, 5, 6 ], searchCriterion, true ), [ 1, 3, 5 ], "Satisfying elements present and grep inverted" );
deepEqual( jQuery.grep( [ 1, 3, 5, 7], searchCriterion, true ), [1, 3, 5, 7], "Satisfying elements absent and grep inverted" );

deepEqual( jQuery.grep( [ 1, 2, 3, 4, 5, 6 ], searchCriterion, false ), [ 2, 4, 6 ], "Satisfying elements present but grep explicitly uninverted" );
deepEqual( jQuery.grep( [ 1, 3, 5, 7 ], searchCriterion, false ), [], "Satisfying elements absent and grep explicitly uninverted" );
});

test("jQuery.extend(Object, Object)", function() {
expect(28);

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