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Direktori : /proc/self/root/home/infra/fusioninventory/lib/lazy.js-0.5.1/spec/ |
Current File : //proc/self/root/home/infra/fusioninventory/lib/lazy.js-0.5.1/spec/count_by_spec.js |
describe("countBy", function() { ensureLaziness(function() { Lazy(people).countBy(Person.getGender); }); it("counts the collection by a specified selector function", function() { var byGender = Lazy(people).countBy(Person.getGender).toArray(); expect(byGender).toEqual([["M", 3], ["F", 3]]); }); testAllSequenceTypes( "uses a 'pluck'-style callback when a string is passed instead of a function", [ { foo: 1, bar: 1 }, { foo: 2, bar: 2 }, { foo: 1, bar: 3 } ], function(sequence) { expect(sequence.countBy('foo').toObject()).toEqual({ '1': 2, '2': 1 }); } ); });