Merge pull request #121 from gg-blog/312551063

[LAB2] 312551063

lab2/main_test.js

@@ -1,6 +1,89 @@
 const test = require('node:test');
 const assert = require('assert');
 const { Application, MailSystem } = require('./main');
+const fs = require('fs');
+
+
+test("Test MailSystem's write", () => {
+
+    const mail=new MailSystem();
+    assert.strictEqual(mail.write("Daniel"),'Congrats, Daniel!');
+
+});
+
+test("Test MailSystem's send", () => {
+
+    const mail=new MailSystem();
+    const name="Daniel";
+    const context="";
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+    assert.strictEqual(typeof(mail.send(name,context)), "boolean" );
+});
+
+class FakeMailSystem  {
+    constructor() {
+        this.sended = [];
+    }
+
+    write(name) {
+        const context = 'haha,' + name;
+        console.log("sending");
+        return context;
+    }
+
+    send(name, context) {
+        this.sended.push(context);
+    }
+}
+
+test("Test Application's getNames",async () => {
+  fs.writeFileSync('name_list.txt', 'Daniel\nAndy');
+  const app = new Application();
+  const result=await app.getNames(); // wait for reading file
+
+  assert.strictEqual(result[0][0],"Daniel");  
+  assert.strictEqual(result[0][1],"Andy");
+
+});
+
+test("Test Application's getRandomPerson", async () => {
+    fs.writeFileSync('name_list.txt', 'Daniel\nAndy');
+    const app = new Application();
+    const result=await app.getNames(); // wait for reading file
+    assert.match(app.getRandomPerson(),new RegExp("Daniel|Andy"));
+    assert.match(app.getRandomPerson(),new RegExp("Daniel|Andy"));
+    assert.match(app.getRandomPerson(),new RegExp("Daniel|Andy"));
+});
+
+test("Test Application's selectNextPerson", async () => {
+    fs.writeFileSync('name_list.txt', 'Daniel\nAndy');
+    const app = new Application();
+    const result=await app.getNames(); // wait for reading file
+    assert.match(app.selectNextPerson(),new RegExp("Daniel|Andy"));
+    assert.notEqual(app.selected,null);
+    assert.match(app.selectNextPerson(),new RegExp("Daniel|Andy"));
+    assert.strictEqual(app.selectNextPerson(),null);
+
+});
+
+test("Test Application's notifySelected",async () => {
+    fs.writeFileSync('name_list.txt', 'Daniel');
+    const app = new Application();
+    const result=await app.getNames(); // wait for reading file
+    app.selectNextPerson();
+    app.selectNextPerson();
+    const faking=new FakeMailSystem();
+    app.mailSystem=faking;
+    app.notifySelected();
+    assert.strictEqual(faking.sended[0],"haha,Daniel");
+
+
+});
+
+
 
-// TODO: write your tests here
-// Remember to use Stub, Mock, and Spy when necessary