defining behaviour of replaying flag

This commit is contained in:
Tomas Weiss 2016-04-01 16:06:39 +02:00
parent a4414a92cf
commit 600134b5d3

View File

@ -1,4 +1,4 @@
import expect, { spyOn } from 'expect';
import expect, { createSpy, spyOn } from 'expect';
import { createStore, compose } from 'redux';
import instrument, { ActionCreators } from '../src/instrument';
@ -356,4 +356,84 @@ describe('instrument', () => {
'Check your store configuration.'
);
});
describe('replaying flag', () => {
const TESTING_ACTION = { type: 'TESTING_ACTION' };
const INIT_ACTION = { type: '@@INIT' };
const TESTING_APP_STATE = 42;
let spiedEmptyReducer;
let replayingStore;
let liftedReplayingStore;
beforeEach(() => {
spiedEmptyReducer = createSpy(function emptyReducer(appState = TESTING_APP_STATE) {
return appState;
}).andCallThrough();
replayingStore = createStore(spiedEmptyReducer, instrument());
liftedReplayingStore = replayingStore.liftedStore;
});
it('should provide falsy replaying argument when plain action is dispatched', () => {
replayingStore.dispatch(TESTING_ACTION);
expect(spiedEmptyReducer).toHaveBeenCalled();
expect(spiedEmptyReducer.calls[1].arguments).toEqual([TESTING_APP_STATE, TESTING_ACTION, false]);
});
it('should provide falsy replaying argument when PERFORM_ACTION is dispatched', () => {
replayingStore.dispatch(TESTING_ACTION);
liftedReplayingStore.dispatch(ActionCreators.performAction(TESTING_ACTION));
expect(spiedEmptyReducer.calls[1].arguments).toEqual([TESTING_APP_STATE, TESTING_ACTION, false]);
});
it('should provide truthy replaying argument for init action which follows rollback', () => {
replayingStore.dispatch(TESTING_ACTION);
liftedReplayingStore.dispatch(ActionCreators.rollback());
expect(spiedEmptyReducer.calls[2].arguments).toEqual([undefined, INIT_ACTION, true]);
});
it('should provide truthy replaying argument for init action which follows reset', () => {
replayingStore.dispatch(TESTING_ACTION);
liftedReplayingStore.dispatch(ActionCreators.reset());
expect(spiedEmptyReducer.calls[2].arguments).toEqual([undefined, INIT_ACTION, true]);
});
it('should provide truthy replaying argument for init action which follows commit', () => {
replayingStore.dispatch(TESTING_ACTION);
liftedReplayingStore.dispatch(ActionCreators.commit());
expect(spiedEmptyReducer.calls[2].arguments).toEqual([42, INIT_ACTION, true]);
});
it('should provide truthy replaying argument for all the actions after sweeping', () => {
replayingStore.dispatch(TESTING_ACTION);
liftedReplayingStore.dispatch(ActionCreators.sweep());
expect(spiedEmptyReducer.calls[2].arguments).toEqual([undefined, INIT_ACTION, true]);
expect(spiedEmptyReducer.calls[3].arguments).toEqual([TESTING_APP_STATE, TESTING_ACTION, true]);
});
it('after toggling, should provide truthy replaying argument for action which has not been toggled', () => {
const NEXT_TESTING_ACTION = { type: 'NEXT_TESTING_ACTION' };
replayingStore.dispatch(TESTING_ACTION);
replayingStore.dispatch(NEXT_TESTING_ACTION);
liftedReplayingStore.dispatch(ActionCreators.toggleAction(1));
expect(spiedEmptyReducer.calls[3].arguments).toEqual([TESTING_APP_STATE, NEXT_TESTING_ACTION, true]);
});
it('should provide truthy replaying argument for all the actions after importing state', () => {
replayingStore.dispatch(TESTING_ACTION);
const exportedState = liftedReplayingStore.getState();
const spiedImportStoreReducer = createSpy(function importReducer(appState = TESTING_APP_STATE) {
return appState;
}).andCallThrough();
const importStore = createStore(spiedImportStoreReducer, instrument());
importStore.liftedStore.dispatch(ActionCreators.importState(exportedState));
expect(spiedImportStoreReducer.calls[0].arguments).toEqual([undefined, INIT_ACTION, false]);
expect(spiedImportStoreReducer.calls[1].arguments).toEqual([undefined, INIT_ACTION, true]);
expect(spiedImportStoreReducer.calls[2].arguments).toEqual([TESTING_APP_STATE, TESTING_ACTION, true]);
});
});
});