Add tests

jest.config.js

@@ -0,0 +1,14 @@
+module.exports = {
+    transform: {
+        "^.+\\.ts$": "ts-jest"
+    },
+    moduleFileExtensions: [
+        'js',
+        'ts',
+        'd.ts'
+    ],
+    testMatch: [
+        '**/test/**/*.test.ts'
+    ],
+    testEnvironment: 'node'
+};

package.json

@@ -12,8 +12,9 @@
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
   "scripts": {
+    "test": "jest --verbose --runInBand",
     "build": "rm -r dist && tsc && cp package.json dist/ && mkdir dist/types && cp src/types/* dist/types/",
-    "publish_to_local": "yarn build && cd dist && yarn publish"
+    "publish_to_local": "yarn test && yarn build && cd dist && yarn publish"
   },
   "devDependencies": {
     "@types/config": "^0.0.36",
@@ -22,6 +23,7 @@
     "@types/cookie": "^0.3.3",
     "@types/cookie-parser": "^1.4.2",
     "@types/express": "^4.17.6",
+    "@types/jest": "^25.2.1",
     "@types/mjml": "^4.0.4",
     "@types/mysql": "^2.15.10",
     "@types/nodemailer": "^6.4.0",
@@ -29,6 +31,8 @@
     "@types/on-finished": "^2.3.1",
     "@types/uuid": "^7.0.2",
     "@types/ws": "^7.2.4",
+    "jest": "^25.4.0",
+    "ts-jest": "^25.4.0",
     "typescript": "^3.8.3"
   },
   "dependencies": {

test/Model.test.ts

@@ -0,0 +1,64 @@
+import registerMigrations from "./_registerMigrations";
+import Model from "../src/db/Model";
+import MysqlConnectionManager from "../src/db/MysqlConnectionManager";
+import Validator from "../src/db/Validator";
+
+class FakeDummyModel extends Model {
+    public name?: string;
+    public date?: Date;
+    public date_default?: Date;
+
+    protected defineProperties(): void {
+        this.defineProperty<string>('name', new Validator().acceptUndefined().between(3, 256));
+        this.defineProperty<Date>('date', new Validator());
+        this.defineProperty<Date>('date_default', new Validator());
+    }
+}
+
+beforeAll(async (done) => {
+    registerMigrations();
+    await MysqlConnectionManager.prepare();
+    done();
+});
+
+afterAll(async (done) => {
+    await MysqlConnectionManager.endPool();
+    done();
+});
+
+describe('Model', () => {
+    it('should have a proper table name', async () => {
+        expect(FakeDummyModel.table).toBe('fake_dummy_models');
+        expect(new FakeDummyModel({}).table).toBe('fake_dummy_models');
+    });
+
+    it('should insert and retrieve properly', async () => {
+        await MysqlConnectionManager.query(`DROP TABLE IF EXISTS ${FakeDummyModel.table}`);
+        await MysqlConnectionManager.query(`CREATE TABLE ${FakeDummyModel.table}(
+            id INT NOT NULL AUTO_INCREMENT,
+            name VARCHAR(256),
+            date DATETIME,
+            date_default DATETIME DEFAULT NOW(),
+            PRIMARY KEY(id)
+        )`);
+
+        const date = new Date(569985);
+        let instance: FakeDummyModel | null = new FakeDummyModel({
+            name: 'name1',
+            date: date,
+        });
+
+        await instance.save();
+        expect(instance.id).toBe(1);
+        expect(instance.name).toBe('name1');
+        expect(instance.date?.getTime()).toBeCloseTo(date.getTime(), -4);
+        expect(instance.date_default).toBeDefined();
+
+        instance = await FakeDummyModel.getById(1);
+        expect(instance).toBeDefined();
+        expect(instance!.id).toBe(1);
+        expect(instance!.name).toBe('name1');
+        expect(instance!.date?.getTime()).toBeCloseTo(date.getTime(), -4);
+        expect(instance!.date_default).toBeDefined();
+    }, 15000);
+});

test/_registerMigrations.ts

@@ -0,0 +1,15 @@
+import CreateMigrationsTable from "../src/migrations/CreateMigrationsTable";
+import CreateLogsTable from "../src/migrations/CreateLogsTable";
+import MysqlConnectionManager from "../src/db/MysqlConnectionManager";
+
+let migrationsRegistered = false;
+
+export default function registerMigrations() {
+    if (!migrationsRegistered) {
+        migrationsRegistered = true;
+        [
+            CreateMigrationsTable,
+            CreateLogsTable,
+        ].forEach(m => MysqlConnectionManager.registerMigration(v => new m(v)));
+    }
+}

tsconfig.json

@@ -1,6 +1,6 @@
 {
   "compilerOptions": {
-    "target": "ES2020",
+    "target": "ES6",
     "module": "CommonJS",
     "declaration": true,
     "stripInternal": true,
@@ -29,6 +29,6 @@
     ]
   },
   "include": [
-    "src"
+    "src/**/*"
   ]
 }