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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,16 @@ | ||
| export const skipDependentTests = (test) => { | ||
| const siblings = test.parent.tests; | ||
| const index = siblings.indexOf(test); | ||
| siblings.slice(index + 1).forEach((dependant) => { | ||
| dependant.pending = true; // eslint-disable-line no-param-reassign | ||
| }); | ||
| }; | ||
|
|
||
| export const executeCommandWithDependentTests = (test, command) => { | ||
| try { | ||
| command(); | ||
| } catch (error) { | ||
| skipDependentTests(test); | ||
| throw error; | ||
| } | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,17 @@ | ||
| import invariant from 'invariant'; | ||
| import {skipDependentTests} from './mochaHelpers'; | ||
|
|
||
| const createAction = (args) => args[0].apply(null, args.slice(1)); | ||
|
|
||
| export default (actions) => function when() { | ||
| invariant(this.store, 'Given must be specified for when'); | ||
|
|
||
| try { | ||
| const multiple = Array.isArray(actions[0]); | ||
| const actualActions = multiple ? actions.map(createAction) : [createAction(actions)]; | ||
| this.store = this.store.apply(...actualActions); | ||
| } catch (error) { | ||
| skipDependentTests(this.test); | ||
| throw error; | ||
| } | ||
| }; |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,65 @@ | ||
| import {spy} from 'sinon'; | ||
| import when from './when'; | ||
|
|
||
| describe('when test creator', () => { | ||
| const callTest = (apply, ...actions) => { | ||
| const test = when(actions); | ||
| test.call({store: {apply}}); | ||
| }; | ||
|
|
||
| const createAction = () => ({type: 'SIMPLE_ACTION'}); | ||
| const addCharacter = (name, squad) => ({ | ||
| type: 'ADD_CHARACTER', | ||
| name, | ||
| squad, | ||
| }); | ||
|
|
||
| it('throws an error when there is no store', () => { | ||
| const test = when([createAction]); | ||
| (() => test.call({})).should.throw(); | ||
| }); | ||
| it('applies single action', () => { | ||
| const apply = spy(); | ||
| callTest(apply, createAction); | ||
|
|
||
| apply.should.have.been.calledOnce(); | ||
| apply.should.have.been.calledWith(createAction()); | ||
| }); | ||
| it('sets the store with applied actions to context', () => { | ||
| const updatedStore = {state: 'Store has been updated'}; | ||
| const context = {store: {apply: () => updatedStore}}; | ||
| when([createAction]).call(context); | ||
| context.store.should.equal(updatedStore); | ||
| }); | ||
| it('applies single action with parameters', () => { | ||
| const apply = spy(); | ||
| callTest(apply, addCharacter, 'Strings', 4); | ||
|
|
||
| apply.should.have.been.calledOnce(); | ||
| apply.should.have.been.calledWith(addCharacter('Strings', 4)); | ||
| }); | ||
| it('applies multiple actions', () => { | ||
| const createAnotherAction = () => ({type: 'ANOTHER_ACTION'}); | ||
| const apply = spy(); | ||
| callTest(apply, [createAction], [createAnotherAction]); | ||
|
|
||
| apply.should.have.been.calledOnce(); | ||
| apply.should.have.been.calledWith(createAction(), createAnotherAction()); | ||
| }); | ||
| it('applies multiple actions with parameters', () => { | ||
| const apply = spy(); | ||
| callTest( | ||
| apply, | ||
| [addCharacter, 'Strings', 4], | ||
| [addCharacter, 'Tarr', 4], | ||
| ); | ||
|
|
||
| apply.should.have.been.calledOnce(); | ||
| apply.should.have.been.calledWith(addCharacter('Strings', 4), addCharacter('Tarr', 4)); | ||
| }); | ||
|
|
||
| it('skips dependent tests when action cannot be created'); | ||
| it('skips dependent tests when action cannot be applied'); | ||
| it('throws error when action cannot be created'); | ||
| it('throws error when action cannt be applied'); | ||
| }); |