Notify when a new test result is added to a test

lib/Test.js

@@ -1,6 +1,7 @@
 /* eslint-disable no-empty-function, getter-return */
 'use strict';
 
+const { EmailBuilder, Emailer } = require('./Emailer');
 const TestResult = require('./TestResult');
 
 /**
@@ -147,14 +148,31 @@ class Test {
 		}));
 	}
 
-	addResult(accountId, studentId, mark) {
+	async addResult(accountId, studentId, mark) {
-		return TestResult.create(
+		const tr = await TestResult.create(
 			this.#conn,
 			this.id,
 			accountId,
 			studentId,
 			mark
 		);
+
+		const email = new EmailBuilder()
+			.addTo([ tr.student.getEmail() ])
+			.setSubject('Stratos - Test result added')
+			.setBody(
+				'Your result has been added for ' +
+				`the test "${this.template.name}" that you ` +
+				`took on ${this.dateString}\n\n` +
+				`You scored ${mark}/${this.template.maxMark} ` +
+				`(${tr.percentage}%) which is a grade ` +
+				`${tr.grade}`
+			);
+
+		const emailer = new Emailer();
+		await emailer.sendEmail(email);
+
+		return tr;
 	}
 
 	async delete() {