Added tests/refactored users module

scm-ui/src/users/modules/users.test.js

@@ -0,0 +1,202 @@
+//@flow
+import React from "react";
+import { configure, shallow } from "enzyme";
+import Adapter from "enzyme-adapter-react-16";
+import configureMockStore from "redux-mock-store";
+import thunk from "redux-thunk";
+import fetchMock from "fetch-mock";
+
+import {
+  FETCH_USERS,
+  FETCH_USERS_SUCCESS,
+  fetchUsers,
+  FETCH_USERS_FAILURE
+} from "./users";
+
+import reducer from "./users";
+
+import "raf/polyfill";
+
+configure({ adapter: new Adapter() });
+
+const userZaphod = {
+  active: true,
+  admin: true,
+  creationDate: "2018-07-11T12:23:49.027Z",
+  displayName: "Z. Beeblebrox",
+  mail: "president@heartofgold.universe",
+  name: "zaphod",
+  password: "__dummypassword__",
+  type: "xml",
+  properties: {},
+  _links: {
+    self: {
+      href: "http://localhost:8081/scm/api/rest/v2/users/zaphod"
+    },
+    delete: {
+      href: "http://localhost:8081/scm/api/rest/v2/users/zaphod"
+    },
+    update: {
+      href: "http://localhost:8081/scm/api/rest/v2/users/zaphod"
+    }
+  }
+};
+
+const userFord = {
+  active: true,
+  admin: false,
+  creationDate: "2018-07-06T13:21:18.459Z",
+  displayName: "F. Prefect",
+  mail: "ford@prefect.universe",
+  name: "ford",
+  password: "__dummypassword__",
+  type: "xml",
+  properties: {},
+  _links: {
+    self: {
+      href: "http://localhost:8081/scm/api/rest/v2/users/ford"
+    },
+    delete: {
+      href: "http://localhost:8081/scm/api/rest/v2/users/ford"
+    },
+    update: {
+      href: "http://localhost:8081/scm/api/rest/v2/users/ford"
+    }
+  }
+};
+
+const responseBodyZaphod = {
+  page: 0,
+  pageTotal: 1,
+  _links: {
+    self: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/?page=0&pageSize=10"
+    },
+    first: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/?page=0&pageSize=10"
+    },
+    last: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/?page=0&pageSize=10"
+    },
+    create: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/"
+    }
+  },
+  _embedded: {
+    users: [userZaphod]
+  }
+};
+
+const responseBody = {
+  page: 0,
+  pageTotal: 1,
+  _links: {
+    self: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/?page=0&pageSize=10"
+    },
+    first: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/?page=0&pageSize=10"
+    },
+    last: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/?page=0&pageSize=10"
+    },
+    create: {
+      href: "http://localhost:3000/scm/api/rest/v2/users/"
+    }
+  },
+  _embedded: {
+    users: [userZaphod, userFord]
+  }
+};
+
+const response = {
+  headers: { "content-type": "application/json" },
+  responseBody
+};
+
+describe("fetch tests", () => {
+  const mockStore = configureMockStore([thunk]);
+  afterEach(() => {
+    fetchMock.reset();
+    fetchMock.restore();
+  });
+
+  test("successful users fetch", () => {
+    fetchMock.getOnce("/scm/api/rest/v2/users", response);
+
+    const expectedActions = [
+      { type: FETCH_USERS },
+      {
+        type: FETCH_USERS_SUCCESS,
+        payload: response
+      }
+    ];
+
+    const store = mockStore({});
+
+    return store.dispatch(fetchUsers()).then(() => {
+      expect(store.getActions()).toEqual(expectedActions);
+    });
+  });
+
+  test("me fetch failed", () => {
+    fetchMock.getOnce("/scm/api/rest/v2/users", {
+      status: 500
+    });
+
+    const store = mockStore({});
+    return store.dispatch(fetchUsers()).then(() => {
+      const actions = store.getActions();
+      expect(actions[0].type).toEqual(FETCH_USERS);
+      expect(actions[1].type).toEqual(FETCH_USERS_FAILURE);
+      expect(actions[1].payload).toBeDefined();
+    });
+  });
+});
+
+describe("reducer tests", () => {
+  test("users request", () => {
+    var newState = reducer({}, { type: FETCH_USERS });
+    expect(newState.loading).toBeTruthy();
+    expect(newState.error).toBeNull();
+  });
+
+  test("fetch users successful", () => {
+    var newState = reducer(
+      {},
+      { type: FETCH_USERS_SUCCESS, payload: responseBody }
+    );
+
+    expect(newState.users).toEqual({
+      entries: ["zaphod", "ford"],
+      error: null,
+      loading: false
+    });
+
+    expect(newState.usersByNames).toEqual({
+      zaphod: {
+        entry: userZaphod
+      },
+      ford: {
+        entry: userFord
+      }
+    });
+  });
+
+  test("reducer does not replace whole usersByNames map", () => {
+    const oldState = {
+      usersByNames: {
+        ford: {
+          entry: userFord
+        }
+      }
+    };
+
+    const newState = reducer(oldState, {
+      type: FETCH_USERS_SUCCESS,
+      payload: responseBodyZaphod
+    });
+    expect(newState.usersByNames["zaphod"]).toBeDefined();
+    expect(newState.usersByNames["ford"]).toBeDefined();
+  });
+});