factory_spec.js.coffee

describe "When using a Factory", ->
 it "has a name", ->
   factory = new Factory("factoryName")
   expect(factory.name).toEqual("factoryName")

  describe "configuration", ->
    factory = null

    beforeEach ->
      factory = new Factory "factory", (config) ->
        config.setFields(["id", "name", "position"])

    it "it's fields are configurable", ->
      factoryFields = _.sortBy _.keys(factory.fields), (val) -> val
      expect(factoryFields).toEqual(["id", "name", "position"])

    it "allows a default value", ->
      factory.setDefault("name", "foo")
      expect(JSON.parse(factory.toJson())).toEqual
        id: null
        name: "foo"
        position: null

    it "allows a basic numerical sequence", ->
      factory.setDefault("id", 1, true)
      _.each [1,2], (times) ->
        expect(JSON.parse(factory.toJson())).toEqual
          id: times
          name: null
          position: null

    it "allows a sequence with a custom funtion", ->
      factory.setDefault "name", 1, (n) ->
        "Foo #{n}"

      _.each [1,2], (times) ->
        expect(JSON.parse(factory.toJson())).toEqual
          id: null
          name: "Foo #{times}"
          position: null

  it "allows you to pass in overrides", ->
    factory = new Factory "factory", (config) ->
      config.setFields(["id", "name", "position"])
      config.setDefault "id", 1, true
      config.setDefault "name", 1, (n) ->
        "Story #{n}"
      config.setDefault "position", 1, true

    expect(JSON.parse(factory.toJson(id: 4))).toEqual
      id: 4
      name: "Story 1"
      position: 1

    expect(JSON.parse(factory.toJson(name: "Foo"))).toEqual
      id: 2
      name: "Foo"
      position: 2

    expect(JSON.parse(factory.toJson(position: 11))).toEqual
      id: 3
      name: "Story 3"
      position: 11
    
    expect(JSON.parse(factory.toJson())).toEqual
      id: 4
      name: "Story 4"
      position: 4