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94 lines
3.7 KiB
CoffeeScript
94 lines
3.7 KiB
CoffeeScript
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React = require 'react'
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ComponentRegistry = require '../src/component-registry'
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dummy_component = new ComponentRegistry.Component
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name: 'dummy-component'
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view: ->
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role: 'button'
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describe 'a Component', ->
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it 'should not construct if a name or view is unspecified', ->
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expect(-> ComponentRegistry.Component()).toThrow()
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it 'should construct if there is both a name and a view', ->
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i = ComponentRegistry.Component
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name: 'reply-button'
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view: ->
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expect(i).toBeDefined()
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describe 'ComponentRegistry', ->
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beforeEach ->
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ComponentRegistry._clear()
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describe '.register()', ->
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it 'throws an exception if passed a non-component', ->
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expect(-> ComponentRegistry.register(null)).toThrow()
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expect(-> ComponentRegistry.register("cheese")).toThrow()
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it 'returns itself', ->
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expect(ComponentRegistry.register dummy_component).toBe(ComponentRegistry)
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it 'does not allow a component to be registered twice', ->
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ComponentRegistry.register dummy_component
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expect(-> ComponentRegistry.register dummy_component).toThrow()
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describe '.getByName()', ->
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it 'should return a component', ->
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ComponentRegistry.register dummy_component
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expect(ComponentRegistry.getByName dummy_component.name).toEqual dummy_component
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it 'should throw an exception if a component is undefined', ->
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expect(-> ComponentRegistry.getByName "not actually a name").toThrow()
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describe '.findByName()', ->
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it 'should return a component', ->
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ComponentRegistry.register dummy_component
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expect(ComponentRegistry.findByName dummy_component.name).toEqual dummy_component
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it 'should return undefined if there is no component', ->
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expect(ComponentRegistry.findByName "not actually a name").toBeUndefined()
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it 'should return an alternate if there is no component, and an alt', ->
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alt = "alt"
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expect(ComponentRegistry.findByName "not actually a name", alt).toBe alt
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describe '.findViewByName()', ->
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it 'should return a component view', ->
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ComponentRegistry.register dummy_component
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expect(ComponentRegistry.findViewByName dummy_component.name).toEqual dummy_component.view
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it 'should return undefined if there is no component', ->
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expect(ComponentRegistry.findViewByName "not actually a name").toBeUndefined()
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it 'should return an alternate if there is no component, and an alt', ->
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alt = "alt"
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expect(ComponentRegistry.findViewByName "not actually a name", alt).toBe alt
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describe '.findAllByRole()', ->
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it 'should return a list of matching components', ->
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ComponentRegistry.register dummy_component
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expect(ComponentRegistry.findAllByRole 'button').toEqual [dummy_component]
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it 'should return an empty list for non-matching components', ->
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expect(ComponentRegistry.findAllByRole 'dummy').toEqual []
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describe '.findAllViewsByRole()', ->
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it 'should return a list of matching components', ->
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ComponentRegistry.register dummy_component
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expect(ComponentRegistry.findAllViewsByRole 'button').toEqual [dummy_component.view]
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it 'should return an empty list for non-matching components', ->
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expect(ComponentRegistry.findAllViewsByRole 'dummy').toEqual []
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describe '.unregister()', ->
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it 'unregisters the component if it exists', ->
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ComponentRegistry.register dummy_component
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ComponentRegistry.unregister dummy_component.name
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expect(ComponentRegistry.findByName dummy_component.name).toBeUndefined()
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it 'notifies of an error if an invalid component is unregistered', ->
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ComponentRegistry.register dummy_component
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unregistered = ComponentRegistry.unregister "something-else"
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expect(ComponentRegistry.findByName dummy_component.name).toEqual dummy_component
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