Chore: Add unit tests

.eslintrc.js

@@ -12,7 +12,10 @@ module.exports = {
         "quotes": [2, "double"],
         "comma-dangle": 0,
         "global-require": 0,
-        "import/no-dynamic-require": 0,
+        "import/no-dynamic-require": 0, // activate all import rules later (issue with eslint 4.x)
+        "import/no-unresolved": 0,
+        "import/no-extraneous-dependencies": 0,
+        "import/no-absolute-path": 0,
         "arrow-parens": [2, "always"],
         indent: [ 2, 4, {
             SwitchCase: 1

.travis.yml

@@ -0,0 +1,14 @@
+language: node_js
+
+node_js:
+    - "8"
+
+sudo: false
+
+branches:
+    only:
+    - master
+
+script:
+    - "npm run lint"
+    - "npm test"

README.md

@@ -1,3 +1,5 @@
+[![Build Status](https://travis-ci.org/gyandeeps/glados.svg?branch=master)](https://travis-ci.org/gyandeeps/glados)
+
 GLaDOS
 ========
 

package.json

@@ -4,11 +4,12 @@
   "description": "Plugin based Github bot",
   "main": "./src/app.js",
   "scripts": {
-    "lint": "eslint src",
-    "lint:fix": "eslint src --fix",
+    "lint": "eslint src tests",
+    "lint:fix": "eslint src tests --fix",
     "start": "node ./src/app.js",
     "start:webhook": "node ./src/webhook.js",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "jest --colors --verbose",
+    "test:cover": "jest --colors --coverage --verbose"
   },
   "author": "Gyandeep Singh <[email protected]>",
   "license": "MIT",
@@ -29,13 +30,26 @@
     "eslint": "^4.1.1",
     "eslint-config-airbnb-base": "^11.2.0",
     "eslint-plugin-import": "^2.6.1",
-    "localtunnel": "^1.8.3"
+    "jest": "^20.0.4",
+    "localtunnel": "^1.8.3",
+    "nock": "^9.0.13"
   },
   "keywords": [
     "bot",
     "github",
     "events"
   ],
+  "jest": {
+    "testEnvironment": "node",
+    "testMatch": [
+      "<rootDir>/tests/**/*.js"
+    ],
+    "testPathIgnorePatterns": [
+      "<rootDir>/tests/.eslintrc.js"
+    ],
+    "coverageDirectory": "./coverage",
+    "collectCoverage": false
+  },
   "engines": {
     "node": ">=7.7"
   }

tests/.eslintrc.js

@@ -0,0 +1,5 @@
+module.exports = {
+    env: {
+        jest: true
+    }
+};

tests/plugins/check-unit-test/index.js

@@ -0,0 +1,5 @@
+describe("check unit test", () => {
+    test("sample", () => {
+        expect(1 + 2).toBe(3);
+    });
+});

tests/plugins/commit-message/index.js

@@ -0,0 +1,5 @@
+describe("check commit message", () => {
+    test("sample", () => {
+        expect(1 + 2).toBe(3);
+    });
+});

tests/plugins/duplicate-comments/index.js

@@ -0,0 +1,5 @@
+describe("Duplicate comments", () => {
+    test("sample", () => {
+        expect(1 + 2).toBe(3);
+    });
+});

tests/plugins/pr-ready-to-merge/index.js

@@ -0,0 +1,5 @@
+describe("pr ready to merge", () => {
+    test("sample", () => {
+        expect(1 + 2).toBe(3);
+    });
+});

tests/plugins/triage/index.js

@@ -0,0 +1,95 @@
+const { triage } = require("../../../src/plugins/index");
+const nock = require("nock");
+const probot = require("probot");
+
+/*
+ * We have to mock this dependecny as its not worth the effort to solve all the things
+ * related to private keys and request header cert.
+ */
+jest.mock("github-app", () => () => ({
+    createToken: () => Promise.resolve({
+        data: {
+            token: "test"
+        }
+    })
+}));
+
+describe("triage", () => {
+    let bot = null;
+
+    beforeAll(() => {
+        bot = probot({
+            id: "test",
+            cert: "test"
+        });
+        triage(bot.robot);
+    });
+
+    test("Adds the label if there are no labels present", (done) => {
+        const issueLabelReq = nock("https://api.github.com")
+            .post("/repos/test/repo-test/issues/1/labels", (body) => {
+                expect(body).toContain("triage");
+                return true;
+            })
+            .reply(200);
+
+        bot.receive({
+            event: "issues",
+            payload: {
+                action: "opened",
+                installation: {
+                    id: 1
+                },
+                issue: {
+                    labels: [],
+                    number: 1
+                },
+                repository: {
+                    name: "repo-test",
+                    owner: {
+                        login: "test"
+                    }
+                }
+            }
+        });
+        setTimeout(() => {
+            expect(issueLabelReq.isDone()).toBeTruthy();
+            done();
+        }, 100);
+    });
+
+    test("Do not add the label if already present", (done) => {
+        const issueLabelReq = nock("https://api.github.com")
+            .post("/repos/test/repo-test/issues/1/labels", (body) => {
+                expect(body).toContain("triage");
+                return true;
+            })
+            .reply(200);
+
+        bot.receive({
+            event: "issues",
+            payload: {
+                action: "opened",
+                installation: {
+                    id: 1
+                },
+                issue: {
+                    labels: [
+                        "label"
+                    ],
+                    number: 1
+                },
+                repository: {
+                    name: "repo-test",
+                    owner: {
+                        login: "test"
+                    }
+                }
+            }
+        });
+        setTimeout(() => {
+            expect(issueLabelReq.isDone()).not.toBeTruthy();
+            done();
+        }, 100);
+    });
+});