diff --git a/server/.env.test b/server/.env.test
index fe52f65..ee3f0cb 100644
--- a/server/.env.test
+++ b/server/.env.test
@@ -1 +1,3 @@
-DATABASE_URL="file:./test.sqlite"
\ No newline at end of file
+DATABASE_URL="file:./test.sqlite"
+
+POST_LIMIT=9999
diff --git a/server/package.json b/server/package.json
index be2219f..03e6fc1 100644
--- a/server/package.json
+++ b/server/package.json
@@ -5,10 +5,10 @@
   "main": "server.js",
   "scripts": {
     "test-watch": "vitest",
-    "test": "vitest run",
+    "test": "vitest run unit",
     "test:unit": "vitest run unit",
     "test:integration": "run-s db:test:migrate test:integration:test db:test:cleanup",
-    "test:integration:test": "dotenv -e .env.test -- vitest run integration --coverage --no-threads",
+    "test:integration:test": "dotenv -e .env.test -- vitest run --coverage --no-threads",
     "db:test:migrate": "dotenv -e .env.test -- npx prisma db push",
     "db:test:cleanup": "rm ./prisma/test.sqlite",
     "coverage": "vitest run --coverage",
diff --git a/server/src/app.integration.test.ts b/server/src/app.integration.test.ts
index 50e1e46..4771bf7 100644
--- a/server/src/app.integration.test.ts
+++ b/server/src/app.integration.test.ts
@@ -1,14 +1,95 @@
 import app from "./app";
 import request from "supertest";
 import { describe, it, expect } from "vitest";
+import prisma from "./client";
+
+const testNote = {
+  ciphertext: "sample_ciphertext",
+  hmac: "sample_hmac",
+};
 
 describe("GET /api/test", () => {
-  it('should respond "Hello world!"', () => {
-    return request(app)
-      .get("/api/test")
-      .then((res) => {
-        expect(res.statusCode).toBe(200);
-        expect(res.text).toBe("Hello world!");
-      });
+  it('should respond "Hello world!"', async () => {
+    const res = await request(app).get("/api/test");
+    expect(res.statusCode).toBe(200);
+    expect(res.text).toBe("Hello world!");
+  });
+});
+
+describe("GET /api/note", () => {
+  it("returns a note for valid ID", async () => {
+    // Insert a note
+    const { id } = await prisma.encryptedNote.create({
+      data: testNote,
+    });
+
+    // Make get request
+    const res = await request(app).get(`/api/note/${id}`);
+
+    // Validate returned note
+    expect(res.statusCode).toBe(200);
+    expect(res.body).toHaveProperty("id");
+    expect(res.body).toHaveProperty("expire_time");
+    expect(res.body).toHaveProperty("insert_time");
+    expect(res.body).toHaveProperty("ciphertext");
+    expect(res.body).toHaveProperty("hmac");
+    expect(res.body.id).toEqual(id);
+    expect(res.body.ciphertext).toEqual(testNote.ciphertext);
+    expect(res.body.hmac).toEqual(testNote.hmac);
+  });
+
+  it("responds 404 for invalid ID", async () => {
+    // Insert a note
+    // Make get request
+    const res = await request(app).get(`/api/note/NaN`);
+
+    // Validate returned note
+    expect(res.statusCode).toBe(404);
+  });
+});
+
+describe("POST /api/note", () => {
+  it("returns a view_url on correct POST body", async () => {
+    const res = await request(app).post("/api/note").send(testNote);
+    expect(res.statusCode).toBe(200);
+
+    // Returned body has correct fields
+    expect(res.body).toHaveProperty("expire_time");
+    expect(res.body).toHaveProperty("view_url");
+
+    // View URL is properly formed
+    expect(res.body.view_url).toMatch(/^http[s]?:\/\//);
+
+    // A future expiry date is assigned
+    expect(new Date(res.body.expire_time).getTime()).toBeGreaterThan(
+      new Date().getTime()
+    );
+  });
+
+  it("returns a valid view_url on correct POST body", async () => {
+    // Make post request
+    let res = await request(app).post("/api/note").send(testNote);
+
+    // Extract note id from post response
+    expect(res.statusCode).toBe(200);
+    expect(res.body).toHaveProperty("view_url");
+    const match = (res.body.view_url as string).match(/note\/(.+)$/);
+    expect(match).not.toBeNull();
+    expect(match).toHaveLength(2);
+    const note_id = (match as RegExpMatchArray)[1];
+
+    // Make get request
+    res = await request(app).get(`/api/note/${note_id}`);
+
+    // Validate returned note
+    expect(res.statusCode).toBe(200);
+    expect(res.body).toHaveProperty("id");
+    expect(res.body).toHaveProperty("expire_time");
+    expect(res.body).toHaveProperty("insert_time");
+    expect(res.body).toHaveProperty("ciphertext");
+    expect(res.body).toHaveProperty("hmac");
+    expect(res.body.id).toEqual(note_id);
+    expect(res.body.ciphertext).toEqual(testNote.ciphertext);
+    expect(res.body.hmac).toEqual(testNote.hmac);
   });
 });
diff --git a/server/src/util.unit.test.ts b/server/src/util.unit.test.ts
new file mode 100644
index 0000000..d78d8bf
--- /dev/null
+++ b/server/src/util.unit.test.ts
@@ -0,0 +1,10 @@
+import { describe, it, expect } from "vitest";
+import { addDays } from "./util";
+
+describe("addDays()", () => {
+  it("Should add n days to the input date", () => {
+    const date = new Date("2022-01-01");
+    const expectedDate = new Date("2022-01-31");
+    expect(addDays(date, 30)).toEqual(expectedDate);
+  });
+});