Add basic tests for dataProvider

Change-Id: Ib399cbb4e927ab18f714371e07606df83170df52

README.md

@@ -29,3 +29,8 @@ Steps for 2):
 ## Screenshots
 
 ![Screenshots](./screenshots.jpg)
+
+## Development
+
+- Use `yarn test` to run all style, lint and unit tests
+- Use `yarn fix` to fix the coding style

package.json

@@ -18,6 +18,7 @@
     "eslint": "^6.8.0",
     "eslint-config-prettier": "^6.10.1",
     "eslint-plugin-prettier": "^3.1.2",
+    "jest-fetch-mock": "^3.0.3",
     "prettier": "^2.0.0"
   },
   "dependencies": {

src/setupTests.js

@@ -1,4 +1,6 @@
 import { configure } from "enzyme";
 import Adapter from "enzyme-adapter-react-16";
+import fetchMock from "jest-fetch-mock";
 
 configure({ adapter: new Adapter() });
+fetchMock.enableMocks();

src/synapse/dataProvider.test.js

@@ -0,0 +1,78 @@
+import dataProvider from "./dataProvider";
+
+beforeEach(() => {
+  fetch.resetMocks();
+});
+
+describe("dataProvider", () => {
+  localStorage.setItem("base_url", "http://localhost");
+  localStorage.setItem("access_token", "access_token");
+
+  it("fetches all users", async () => {
+    fetch.mockResponseOnce(
+      JSON.stringify({
+        users: [
+          {
+            name: "user_id1",
+            password_hash: "password_hash1",
+            is_guest: 0,
+            admin: 0,
+            user_type: null,
+            deactivated: 0,
+            displayname: "User One",
+          },
+          {
+            name: "user_id2",
+            password_hash: "password_hash2",
+            is_guest: 0,
+            admin: 1,
+            user_type: null,
+            deactivated: 0,
+            displayname: "User Two",
+          },
+        ],
+        next_token: "100",
+        total: 200,
+      })
+    );
+
+    const users = await dataProvider.getList("users", {
+      pagination: { page: 1, perPage: 5 },
+      sort: { field: "title", order: "ASC" },
+      filter: { author_id: 12 },
+    });
+
+    expect(users["data"][0]["id"]).toEqual("user_id1");
+    expect(users["total"]).toEqual(200);
+    expect(fetch).toHaveBeenCalledTimes(1);
+  });
+
+  it("fetches one user", async () => {
+    fetch.mockResponseOnce(
+      JSON.stringify({
+        name: "user_id1",
+        password: "user_password",
+        displayname: "User",
+        threepids: [
+          {
+            medium: "email",
+            address: "user@mail_1.com",
+          },
+          {
+            medium: "email",
+            address: "user@mail_2.com",
+          },
+        ],
+        avatar_url: "mxc://localhost/user1",
+        admin: false,
+        deactivated: false,
+      })
+    );
+
+    const user = await dataProvider.getOne("users", { id: "user_id1" });
+
+    expect(user["data"]["id"]).toEqual("user_id1");
+    expect(user["data"]["displayname"]).toEqual("User");
+    expect(fetch).toHaveBeenCalledTimes(1);
+  });
+});

yarn.lock

@@ -3502,6 +3502,13 @@ create-hmac@^1.1.0, create-hmac@^1.1.4, create-hmac@^1.1.7:
     safe-buffer "^5.0.1"
     sha.js "^2.4.8"
 
+cross-fetch@^3.0.4:
+  version "3.0.5"
+  resolved "https://registry.yarnpkg.com/cross-fetch/-/cross-fetch-3.0.5.tgz#2739d2981892e7ab488a7ad03b92df2816e03f4c"
+  integrity sha512-FFLcLtraisj5eteosnX1gf01qYDCOc4fDy0+euOt8Kn9YBY2NtXL/pCoYPavw24NIQkQqm5ZOLsGD5Zzj0gyew==
+  dependencies:
+    node-fetch "2.6.0"
+
 cross-spawn@7.0.1:
   version "7.0.1"
   resolved "https://registry.yarnpkg.com/cross-spawn/-/cross-spawn-7.0.1.tgz#0ab56286e0f7c24e153d04cc2aa027e43a9a5d14"
@@ -6447,6 +6454,14 @@ jest-environment-node@^24.9.0:
     jest-mock "^24.9.0"
     jest-util "^24.9.0"
 
+jest-fetch-mock@^3.0.3:
+  version "3.0.3"
+  resolved "https://registry.yarnpkg.com/jest-fetch-mock/-/jest-fetch-mock-3.0.3.tgz#31749c456ae27b8919d69824f1c2bd85fe0a1f3b"
+  integrity sha512-Ux1nWprtLrdrH4XwE7O7InRY6psIi3GOsqNESJgMJ+M5cv4A8Lh7SN9d2V2kKRZ8ebAfcd1LNyZguAOb6JiDqw==
+  dependencies:
+    cross-fetch "^3.0.4"
+    promise-polyfill "^8.1.3"
+
 jest-get-type@^24.9.0:
   version "24.9.0"
   resolved "https://registry.yarnpkg.com/jest-get-type/-/jest-get-type-24.9.0.tgz#1684a0c8a50f2e4901b6644ae861f579eed2ef0e"
@@ -7650,6 +7665,11 @@ no-case@^3.0.3:
     lower-case "^2.0.1"
     tslib "^1.10.0"
 
+node-fetch@2.6.0:
+  version "2.6.0"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd"
+  integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==
+
 node-fetch@^1.0.1:
   version "1.7.3"
   resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-1.7.3.tgz#980f6f72d85211a5347c6b2bc18c5b84c3eb47ef"
@@ -9131,6 +9151,11 @@ promise-inflight@^1.0.1:
   resolved "https://registry.yarnpkg.com/promise-inflight/-/promise-inflight-1.0.1.tgz#98472870bf228132fcbdd868129bad12c3c029e3"
   integrity sha1-mEcocL8igTL8vdhoEputEsPAKeM=
 
+promise-polyfill@^8.1.3:
+  version "8.1.3"
+  resolved "https://registry.yarnpkg.com/promise-polyfill/-/promise-polyfill-8.1.3.tgz#8c99b3cf53f3a91c68226ffde7bde81d7f904116"
+  integrity sha512-MG5r82wBzh7pSKDRa9y+vllNHz3e3d4CNj1PQE4BQYxLme0gKYYBm9YENq+UkEikyZ0XbiGWxYlVw3Rl9O/U8g==
+
 promise@^7.1.1:
   version "7.3.1"
   resolved "https://registry.yarnpkg.com/promise/-/promise-7.3.1.tgz#064b72602b18f90f29192b8b1bc418ffd1ebd3bf"