it('Should change the state by the action payload if it\'s valid.', () => {
let _state = seqReducer(undefined, {})
expect(_state).to.eql(_initialState)
_state = seqReducer(_state, changeSequence(1))
expect(_state).to.eql(ALLOWED_SEQUENCES[1])
// Duplicate action should do nothing
_state = seqReducer(_state, changeSequence(1))
expect(_state).to.eql(ALLOWED_SEQUENCES[1])
// Invalid action should do nothing
_state = seqReducer(_state, changeSequence('timothy'))
expect(_state).to.eql(ALLOWED_SEQUENCES[1])
})
it('Should return the previous state if an action was not matched.', () => {
let state = seqReducer(undefined, {})
expect(state).to.eql(_initialState)
state = seqReducer(state, {type: '@@@@@@@'})
expect(state).to.eql(_initialState)
state = seqReducer(state, changeSequence(1))
expect(state).to.eql(ALLOWED_SEQUENCES[1])
state = seqReducer(state, {type: '@@@@@@@'})
expect(state).to.eql(ALLOWED_SEQUENCES[1])
})
it('Should assign argument into "payload"', () => {
const _result = changeSequence(1)
expect(_result).to.have.property('payload')
expect(_result).to.have.deep.property('payload.amountOfshortBreaks', 1)
})
it('Should return an action with type "CHANGE_SEQUENCE".', () => {
expect(changeSequence(1)).to.have.property('type', CHANGE_SEQUENCE)
})