Created orphanVisitsReducer test

test/visits/reducers/orphanVisits.test.ts

@@ -0,0 +1,136 @@
+import { Mock } from 'ts-mockery';
+import reducer, {
+  getOrphanVisits,
+  cancelGetOrphanVisits,
+  GET_ORPHAN_VISITS_START,
+  GET_ORPHAN_VISITS_ERROR,
+  GET_ORPHAN_VISITS,
+  GET_ORPHAN_VISITS_LARGE,
+  GET_ORPHAN_VISITS_CANCEL,
+  GET_ORPHAN_VISITS_PROGRESS_CHANGED,
+} from '../../../src/visits/reducers/orphanVisits';
+import { CREATE_VISITS } from '../../../src/visits/reducers/visitCreation';
+import { rangeOf } from '../../../src/utils/utils';
+import { Visit, VisitsInfo } from '../../../src/visits/types';
+import { ShlinkVisits } from '../../../src/api/types';
+import ShlinkApiClient from '../../../src/api/services/ShlinkApiClient';
+import { ShlinkState } from '../../../src/container/types';
+
+describe('orphanVisitsReducer', () => {
+  const visitsMocks = rangeOf(2, () => Mock.all<Visit>());
+
+  describe('reducer', () => {
+    const buildState = (data: Partial<VisitsInfo>) => Mock.of<VisitsInfo>(data);
+
+    it('returns loading on GET_ORPHAN_VISITS_START', () => {
+      const state = reducer(buildState({ loading: false }), { type: GET_ORPHAN_VISITS_START } as any);
+      const { loading } = state;
+
+      expect(loading).toEqual(true);
+    });
+
+    it('returns loadingLarge on GET_ORPHAN_VISITS_LARGE', () => {
+      const state = reducer(buildState({ loadingLarge: false }), { type: GET_ORPHAN_VISITS_LARGE } as any);
+      const { loadingLarge } = state;
+
+      expect(loadingLarge).toEqual(true);
+    });
+
+    it('returns cancelLoad on GET_ORPHAN_VISITS_CANCEL', () => {
+      const state = reducer(buildState({ cancelLoad: false }), { type: GET_ORPHAN_VISITS_CANCEL } as any);
+      const { cancelLoad } = state;
+
+      expect(cancelLoad).toEqual(true);
+    });
+
+    it('stops loading and returns error on GET_ORPHAN_VISITS_ERROR', () => {
+      const state = reducer(buildState({ loading: true, error: false }), { type: GET_ORPHAN_VISITS_ERROR } as any);
+      const { loading, error } = state;
+
+      expect(loading).toEqual(false);
+      expect(error).toEqual(true);
+    });
+
+    it('return visits on GET_ORPHAN_VISITS', () => {
+      const actionVisits = [{}, {}];
+      const state = reducer(
+        buildState({ loading: true, error: false }),
+        { type: GET_ORPHAN_VISITS, visits: actionVisits } as any,
+      );
+      const { loading, error, visits } = state;
+
+      expect(loading).toEqual(false);
+      expect(error).toEqual(false);
+      expect(visits).toEqual(actionVisits);
+    });
+
+    it('appends a new visits on CREATE_VISIT', () => {
+      const prevState = buildState({ visits: visitsMocks });
+
+      const { visits } = reducer(
+        prevState,
+        { type: CREATE_VISITS, createdVisits: [{ visit: {} }, { visit: {} }] } as any,
+      );
+
+      expect(visits).toEqual([ ...visitsMocks, {}, {}]);
+    });
+
+    it('returns new progress on GET_ORPHAN_VISITS_PROGRESS_CHANGED', () => {
+      const state = reducer(undefined, { type: GET_ORPHAN_VISITS_PROGRESS_CHANGED, progress: 85 } as any);
+
+      expect(state).toEqual(expect.objectContaining({ progress: 85 }));
+    });
+  });
+
+  describe('getOrphanVisits', () => {
+    type GetVisitsReturn = Promise<ShlinkVisits> | ((query: any) => Promise<ShlinkVisits>);
+
+    const buildApiClientMock = (returned: GetVisitsReturn) => Mock.of<ShlinkApiClient>({
+      getOrphanVisits: jest.fn(typeof returned === 'function' ? returned : async () => returned),
+    });
+    const dispatchMock = jest.fn();
+    const getState = () => Mock.of<ShlinkState>({
+      orphanVisits: { cancelLoad: false },
+    });
+
+    beforeEach(jest.resetAllMocks);
+
+    it('dispatches start and error when promise is rejected', async () => {
+      const ShlinkApiClient = buildApiClientMock(Promise.reject({}));
+
+      await getOrphanVisits(() => ShlinkApiClient)()(dispatchMock, getState);
+
+      expect(dispatchMock).toHaveBeenCalledTimes(2);
+      expect(dispatchMock).toHaveBeenNthCalledWith(1, { type: GET_ORPHAN_VISITS_START });
+      expect(dispatchMock).toHaveBeenNthCalledWith(2, { type: GET_ORPHAN_VISITS_ERROR });
+      expect(ShlinkApiClient.getOrphanVisits).toHaveBeenCalledTimes(1);
+    });
+
+    it.each([
+      [ undefined ],
+      [{}],
+    ])('dispatches start and success when promise is resolved', async (query) => {
+      const visits = visitsMocks;
+      const ShlinkApiClient = buildApiClientMock(Promise.resolve({
+        data: visitsMocks,
+        pagination: {
+          currentPage: 1,
+          pagesCount: 1,
+          totalItems: 1,
+        },
+      }));
+
+      await getOrphanVisits(() => ShlinkApiClient)(query)(dispatchMock, getState);
+
+      expect(dispatchMock).toHaveBeenCalledTimes(2);
+      expect(dispatchMock).toHaveBeenNthCalledWith(1, { type: GET_ORPHAN_VISITS_START });
+      expect(dispatchMock).toHaveBeenNthCalledWith(2, { type: GET_ORPHAN_VISITS, visits });
+      expect(ShlinkApiClient.getOrphanVisits).toHaveBeenCalledTimes(1);
+    });
+  });
+
+  describe('cancelGetOrphanVisits', () => {
+    it('just returns the action with proper type', () =>
+      expect(cancelGetOrphanVisits()).toEqual({ type: GET_ORPHAN_VISITS_CANCEL }));
+  });
+});