Add tests for ENS (#1933)

* add basic test to ens

* add more tests

* test arguments for test

packages/plugins/ens/package.json

@@ -36,10 +36,8 @@
     "lint": "eslint src/",
     "qa": "npm-run-all lint _build",
     "reset": "npx rimraf dist embark-*.tgz package",
-    "solo": "embark-solo"
-  },
-  "eslintConfig": {
-    "extends": "../../../.eslintrc.json"
+    "solo": "embark-solo",
+    "test": "jest"
   },
   "dependencies": {
     "@babel/runtime-corejs2": "7.6.2",
@@ -54,10 +52,33 @@
   },
   "devDependencies": {
     "embark-solo": "^4.1.1",
+    "babel-eslint": "10.0.3",
+    "babel-jest": "24.9.0",
     "eslint": "5.7.0",
+    "eslint-plugin-jest": "22.5.1",
+    "jest": "24.9.0",
     "npm-run-all": "4.1.5",
     "rimraf": "3.0.0"
   },
+  "eslintConfig": {
+    "env": {
+      "es6": true,
+      "node": true
+    },
+    "extends": [
+      "eslint:recommended",
+      "plugin:jest/recommended",
+      "plugin:jest/style"
+    ],
+    "parser": "babel-eslint"
+  },
+  "jest": {
+    "collectCoverage": true,
+    "testEnvironment": "node",
+    "testMatch": [
+      "**/test/**/*.js"
+    ]
+  },
   "engines": {
     "node": ">=8.12.0 <12.0.0",
     "npm": ">=6.4.1",

packages/plugins/ens/test/index.js

@@ -0,0 +1,70 @@
+const ENS = require("../dist/index");
+const { fakeEmbark } = require('embark-testing');
+const {Utils} = require('embarkjs');
+const secureSend = Utils.secureSend;
+
+describe('embark-ens', () => {
+  let ens, doneCb;
+
+  const { embark } = fakeEmbark();
+
+
+  beforeEach(() => {
+    embark.events.setCommandHandler('namesystem:node:register', () => {});
+    ens = new ENS(embark);
+    ens.config = {
+      embarkConfig: {
+        generationDir: 'test-dir'
+      },
+      namesystemConfig: {
+        register: {
+          rootDomain: 'root.eth'
+        }
+      }
+    };
+  });
+
+  afterEach(() => {
+    embark.teardown();
+  });
+
+  it("should register the right artifact", (done) => {
+    const pipelineRegisterHandler = jest.fn((args, cb) => {
+      expect(args).toEqual({
+        path: ['test-dir', 'config'],
+        file: 'namesystem.json',
+        format: 'json',
+        content: Object.assign({}, embark.config.namesystemConfig, ens.getEnsConfig())
+      });
+      cb();
+      done();
+    });
+    ens.getEnsConfig = jest.fn();
+
+    embark.events.setCommandHandler('pipeline:register', pipelineRegisterHandler);
+
+    ens.addArtifactFile({}, () => {});
+  });
+
+  describe('safeRegisterSubDomain', () => {
+    it('should register if the name is not registered', (done) => {
+      ens.ensResolve = jest.fn((name, cb) => {cb(null, null)});
+      ens.registerSubDomain = jest.fn((defaultAccount, subDomainName, reverseNode, address, secureSend, callback) => callback());
+
+      ens.safeRegisterSubDomain('test.eth', '0x0123', '0x4321',  () => {
+        expect(ens.registerSubDomain).toHaveBeenCalledWith('0x4321', 'test.eth', '0xd523d7aaff8eefa323a17f2c79662ff1a8d952f6fa9cf53986347e99ada8098c', '0x0123', secureSend, expect.any(Function));
+        done();
+      });
+    });
+
+    it('should not register if the name is already registered', (done) => {
+      ens.ensResolve = jest.fn((name, cb) => {cb(null, '0x0123')});
+      ens.registerSubDomain = jest.fn((defaultAccount, subDomainName, reverseNode, address, secureSend, callback) => callback());
+
+      ens.safeRegisterSubDomain('test.eth', '0x0123', '0x4321', () => {
+        expect(ens.registerSubDomain).not.toHaveBeenCalled();
+        done();
+      });
+    });
+  });
+});