Created selectedServer reducer test

test/servers/reducers/selectedServer.test.js

@@ -0,0 +1,54 @@
+import {
+  _selectServer,
+  RESET_SELECTED_SERVER,
+  resetSelectedServer,
+  SELECT_SERVER,
+} from '../../../src/servers/reducers/selectedServer';
+import * as sinon from 'sinon';
+import { RESET_SHORT_URL_PARAMS } from '../../../src/short-urls/reducers/shortUrlsListParams';
+
+describe('selectedServerReducer', () => {
+  describe('resetSelectedServer', () => {
+    it('returns proper action', () => {
+      expect(resetSelectedServer()).toEqual({ type: RESET_SELECTED_SERVER });
+    });
+  });
+
+  describe('selectedServer', () => {
+    const ShlinkApiClientMock = {
+      setConfig: sinon.spy()
+    };
+    const serverId = 'abc123';
+    const selectedServer = {
+      id: serverId
+    };
+    const ServersServiceMock = {
+      findServerById: sinon.fake.returns(selectedServer)
+    };
+
+    afterEach(() => {
+      ShlinkApiClientMock.setConfig.resetHistory();
+      ServersServiceMock.findServerById.resetHistory();
+    });
+
+    it('dispatches proper actions', () => {
+      const dispatch = sinon.spy();
+
+      _selectServer(ShlinkApiClientMock, ServersServiceMock, serverId)(dispatch);
+
+      expect(dispatch.callCount).toEqual(2);
+      expect(dispatch.firstCall.calledWith({ type: RESET_SHORT_URL_PARAMS })).toEqual(true);
+      expect(dispatch.secondCall.calledWith({
+        type: SELECT_SERVER,
+        selectedServer
+      })).toEqual(true);
+    });
+
+    it('invokes dependencies', () => {
+      _selectServer(ShlinkApiClientMock, ServersServiceMock, serverId)(() => {});
+
+      expect(ShlinkApiClientMock.setConfig.callCount).toEqual(1);
+      expect(ServersServiceMock.findServerById.callCount).toEqual(1);
+    });
+  });
+});