Mailspring/spec-nylas/database-object-registry-spec.coffee

43 lines
1.5 KiB
CoffeeScript

_ = require 'underscore'
Model = require '../src/flux/models/model'
Attributes = require '../src/flux/attributes'
DatabaseObjectRegistry = require '../src/database-object-registry'
class BadTest
class GoodTest extends Model
@attributes: _.extend {}, Model.attributes,
"foo": Attributes.String
modelKey: 'foo'
jsonKey: 'foo'
describe 'DatabaseObjectRegistry', ->
beforeEach ->
DatabaseObjectRegistry.unregister("GoodTest")
it "throws an error if the constructor isn't a Model", ->
expect( -> DatabaseObjectRegistry.register()).toThrow()
expect( -> DatabaseObjectRegistry.register(BadTest)).toThrow()
it "can register constructors", ->
expect( -> DatabaseObjectRegistry.register(GoodTest)).not.toThrow()
expect(DatabaseObjectRegistry._constructors["GoodTest"]).toBe GoodTest
it "Retrurns a map of constructors", ->
DatabaseObjectRegistry.register(GoodTest)
map = DatabaseObjectRegistry.classMap()
expect(map.GoodTest).toBe GoodTest
it "Tests if a constructor is in the registry", ->
DatabaseObjectRegistry.register(GoodTest)
expect(DatabaseObjectRegistry.isInRegistry("GoodTest")).toBe true
it "deserializes the objects for a constructor", ->
DatabaseObjectRegistry.register(GoodTest)
obj = DatabaseObjectRegistry.deserialize("GoodTest", foo: "bar")
expect(obj instanceof GoodTest).toBe true
expect(obj.foo).toBe "bar"
it "throws an error if the object can't be deserialized", ->
expect( -> DatabaseObjectRegistry.deserialize("GoodTest", foo: "bar")).toThrow()