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improve code coverage on devTools.js
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@ -14,6 +14,7 @@ function counterWithBug(state = 0, action) {
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switch (action.type) {
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case 'INCREMENT': return state + 1;
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case 'DECREMENT': return mistake - 1; // eslint-disable-line no-undef
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case 'SET_UNDEFINED': return undefined;
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default: return state;
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}
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}
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@ -202,18 +203,13 @@ describe('devTools', () => {
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spy.restore();
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});
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it('returns the last non-undefined state from getState', () => {
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let spy = spyOn(console, 'error');
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it('should return the last non-undefined state from getState', () => {
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let storeWithBug = devTools()(createStore)(counterWithBug);
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storeWithBug.dispatch({ type: 'INCREMENT' });
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storeWithBug.dispatch({ type: 'INCREMENT' });
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expect(storeWithBug.getState()).toBe(2);
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store.dispatch({ type: 'INCREMENT' });
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store.dispatch({ type: 'DECREMENT' });
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store.dispatch({ type: 'INCREMENT' });
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store.dispatch({ type: 'INCREMENT' });
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expect(store.getState()).toBe(2);
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store.replaceReducer(counterWithBug);
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expect(store.getState()).toBe(1);
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spy.restore();
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storeWithBug.dispatch({ type: 'SET_UNDEFINED' });
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expect(storeWithBug.getState()).toBe(2);
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});
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});
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