.gitignore

+node_modules/
\ No newline at end of file

dao/persondao.js

@@ -21,4 +21,22 @@ module.exports = class PersonDao extends Dao {
       callback
     );
   }
+  
+  updateOne(id, json, callback) {
+    let val = [json.navn, json.adresse, json.alder, id];
+    super.query(
+      "UPDATE person SET navn = ?, adresse = ?, alder = ?  WHERE id = ?",
+      val,
+      callback
+    );
+  }
+
+  deleteOne(id, callback){
+    super.query(
+      "DELETE FROM person WHERE id = ?",
+      [id],
+      callback
+    );
+  }
+
 };

dao/persondao.test.js

@@ -77,3 +77,45 @@ test("get all persons from db", done => {
 
   personDao.getAll(callback);
 });
+
+test("update a person", done =>{
+  let id = 1;
+  function callback1(status, data) {
+    personDao.getOne(id, callback2)
+  }
+
+  function callback2(status, data) {
+    console.log(
+      "Test callback: status=" + status + ", data=" + JSON.stringify(data)
+    );
+    expect(data.length).toBe(1);
+    expect(data[0].alder).toBe(20);
+    expect(data[0].navn).toBe("Swaghetti");
+    done();
+  }
+
+  personDao.updateOne(
+    id,
+    {navn: "Swaghetti", adresse: "Toppen 25", alder: 20},
+    callback1
+  );
+});
+
+test("delete a person", done => {
+  function callback(status, data) {
+    personDao.getAll(callback2);
+  }
+  function callback2(status, data) {
+    console.log(
+      "Test callback: status=" + status + ", data.length=" + data.length
+    );
+    //expect(data.length).toBeLessThan(3);
+    expect(data.length).toBeLessThan(5);
+    done();
+  }
+  
+  personDao.deleteOne(
+    1,
+    callback
+  )
+});