diff --git a/.env b/.env
new file mode 100644
index 0000000..df3e56d
--- /dev/null
+++ b/.env
@@ -0,0 +1,3 @@
+DATABASE_URL=postgresql://user:password@127.0.0.1:8001/godsaeng
+REDIS_URL=redis://127.0.0.1:6379
+SECRET_KEY=AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
\ No newline at end of file
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 0ded3fb..b245b5f 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -44,6 +44,15 @@ jobs:
   test:
     name: ✅ Test Suite
     runs-on: ubuntu-latest
+    services:
+      postgres:
+        image: postgres:14
+        ports:
+          - 8001:5432
+      redis:
+        image: redis:7
+        ports:
+          - 6379:6379
     steps:
       - uses: actions/checkout@v2
       - uses: actions-rs/toolchain@v1
@@ -51,6 +60,20 @@ jobs:
           toolchain: stable
           override: true
       - uses: Swatinem/rust-cache@v1
+        with:
+          key: sqlx-0.6.2
+      - name: Install sqlx-cli
+        run:
+          cargo install sqlx-cli
+          --version=0.6.2
+          --features rustls,postgres
+          --no-default-features 
+          --locked
+      - name: Migrate database
+        run: |
+          sudo apt-get install libpq-dev -y
+          sqlx database create
+          sqlx migrate run
       - name: Install cargo-nextest
         uses: baptiste0928/cargo-install@v1
         with:
diff --git a/.gitignore b/.gitignore
index c778313..50c8301 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,7 +7,4 @@
 Cargo.lock
 
 # These are backup files generated by rustfmt
-**/*.rs.bk
-
-## env file
-.env
\ No newline at end of file
+**/*.rs.bk
\ No newline at end of file
diff --git a/Cargo.toml b/Cargo.toml
index b0a8a23..8a728f1 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -20,3 +20,8 @@ dotenv = "0.15.0"
 serde = { version = "1.0.152", features = ["derive"] }
 sqlx = { version = "0.6.2", features = ["runtime-async-std-native-tls", "postgres", "chrono"] }
 tokio = { version = "1", features = ["macros", "rt-multi-thread"] }
+
+[dev-dependencies]
+reqwest = { version = "0.11.14", features = ["json", "cookies"] }
+serde_json = "1.0.91"
+uuid = { version = "1", features = ["v4"] }
diff --git a/tests/event_check.rs b/tests/event_check.rs
new file mode 100644
index 0000000..a04917e
--- /dev/null
+++ b/tests/event_check.rs
@@ -0,0 +1,166 @@
+use reqwest::{Client, Response};
+use serde::Deserialize;
+use serde_json::{Map, Number, Value};
+
+mod helper;
+use helper::{login, test_run, TestApp};
+
+#[derive(Deserialize)]
+struct IdRow {
+    pub id: i32,
+}
+
+async fn create_event(
+    app: &TestApp,
+    client: &Client,
+    note: &str,
+    event_date: &str,
+) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("note".to_string(), Value::String(note.to_string()));
+    map.insert(
+        "event_date".to_string(),
+        Value::String(event_date.to_string()),
+    );
+    let response = client
+        .post(&format!("{}/event", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
+
+async fn patch_event(
+    app: &TestApp,
+    client: &Client,
+    id: i32,
+    new_note: &str,
+    new_event_date: &str,
+) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("id".to_string(), Value::Number(Number::from(id)));
+    map.insert("new_note".to_string(), Value::String(new_note.to_string()));
+    map.insert(
+        "new_event_date".to_string(),
+        Value::String(new_event_date.to_string()),
+    );
+    let response = client
+        .patch(&format!("{}/event", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
+
+async fn delete_event(app: &TestApp, client: &Client, id: i32) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("id".to_string(), Value::Number(Number::from(id)));
+    let response = client
+        .delete(&format!("{}/event", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
+
+#[tokio::test]
+async fn create_event_works() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+
+    let response: Response = create_event(&app, &client, "test_note", "2022-01-01")
+        .await
+        .expect("Failed to create event.");
+    assert!(response.status().is_success());
+
+    let ret: IdRow = response.json().await.expect("Failed to get the json");
+    assert_eq!(ret.id, 1)
+}
+
+#[tokio::test]
+async fn patch_event_works() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+
+    let event_id = {
+        let response: Response = create_event(&app, &client, "test_note", "2022-01-01")
+            .await
+            .expect("Failed to create event.");
+        let ret: IdRow = response.json().await.expect("Failed to get the json");
+        ret.id
+    };
+    assert_eq!(event_id, 1);
+
+    let response: Response = patch_event(&app, &client, event_id, "new_note", "2023-01-01")
+        .await
+        .expect("Failed to patch event");
+    assert!(response.status().is_success());
+}
+
+#[tokio::test]
+async fn patch_event_returns_a_400_for_invalid_id() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+    let event_id = {
+        let response: Response = create_event(&app, &client, "test_note", "2022-01-01")
+            .await
+            .expect("Failed to create event.");
+        let ret: IdRow = response.json().await.expect("Failed to get the json");
+        ret.id
+    };
+    assert_eq!(event_id, 1);
+
+    let response: Response = patch_event(&app, &client, event_id + 1, "new_note", "2023-01-01")
+        .await
+        .expect("Failed to patch event");
+    assert_eq!(400, response.status().as_u16());
+}
+
+#[tokio::test]
+async fn delete_event_works() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+    let event_id = {
+        let response: Response = create_event(&app, &client, "test_note", "2022-01-01")
+            .await
+            .expect("Failed to create event.");
+        let ret: IdRow = response.json().await.expect("Failed to get the json");
+        ret.id
+    };
+    let response: Response = delete_event(&app, &client, event_id)
+        .await
+        .expect("Failed to patch event");
+
+    assert!(response.status().is_success());
+}
diff --git a/tests/helper.rs b/tests/helper.rs
new file mode 100644
index 0000000..4ada618
--- /dev/null
+++ b/tests/helper.rs
@@ -0,0 +1,77 @@
+use actix_session::storage::RedisSessionStore;
+use dotenv::dotenv;
+use godsaeng_backend::runner::run;
+use reqwest::{Client, Response};
+use serde_json::{Map, Value};
+use sqlx::{Connection, Executor, PgConnection, PgPool};
+use std::net::TcpListener;
+
+use uuid::Uuid;
+
+pub struct TestApp {
+    pub address: String,
+    pub db_pool: PgPool,
+}
+
+pub async fn test_run() -> TestApp {
+    let listener = TcpListener::bind("127.0.0.1:0").expect("Failed to bind random port");
+    let port = listener.local_addr().unwrap().port();
+    let address = format!("http://127.0.0.1:{port}");
+
+    dotenv().ok();
+    let db_url = std::env::var("TEST_DATABASE_URL").expect("DATABASE_URL must be set");
+    let test_database = format!("{db_url}/postgres");
+
+    let mut connection = PgConnection::connect(&test_database)
+        .await
+        .expect("Failed to connect to Postgres");
+
+    let database_name = Uuid::new_v4().to_string();
+
+    connection
+        .execute(&*format!(r#"CREATE DATABASE "{database_name}";"#))
+        .await
+        .expect("Failed to create database.");
+
+    let test_database_url = format!("{db_url}/{database_name}");
+    println!("{test_database_url}");
+    let connection_pool = PgPool::connect(&test_database_url)
+        .await
+        .expect("Failed to connect to Postgres");
+
+    sqlx::migrate!("./migrations")
+        .run(&connection_pool)
+        .await
+        .expect("Failed to migrate the database");
+    let store = {
+        let redis_url = std::env::var("REDIS_URL").expect("REDI must be set");
+        RedisSessionStore::new(redis_url).await.unwrap()
+    };
+    let secret_key = std::env::var("SECRET_KEY").expect("SECRET_KEY must be set");
+    let server =
+        run(listener, connection_pool.clone(), store, secret_key).expect("Failed to bind address");
+    tokio::spawn(server);
+
+    TestApp {
+        address,
+        db_pool: connection_pool,
+    }
+}
+
+pub async fn login(
+    app: &TestApp,
+    client: &Client,
+    name: &str,
+    password: &str,
+) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("name".to_string(), Value::String(name.to_string()));
+    map.insert("password".to_string(), Value::String(password.to_string()));
+    let response = client
+        .post(&format!("{}/login", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
diff --git a/tests/user_check.rs b/tests/user_check.rs
new file mode 100644
index 0000000..c7dbb28
--- /dev/null
+++ b/tests/user_check.rs
@@ -0,0 +1,200 @@
+use reqwest::{Client, Response};
+use serde_json::{Map, Value};
+
+mod helper;
+use helper::{login, test_run, TestApp};
+
+async fn create_user(
+    app: &TestApp,
+    client: &Client,
+    name: &str,
+    password: &str,
+) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("name".to_string(), Value::String(name.to_string()));
+    map.insert("password".to_string(), Value::String(password.to_string()));
+
+    let response = client
+        .post(&format!("{}/user", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
+
+async fn patch_user(
+    app: &TestApp,
+    client: &Client,
+    name: &str,
+    password: &str,
+    new_name: &str,
+    new_password: &str,
+) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("name".to_string(), Value::String(name.to_string()));
+    map.insert("password".to_string(), Value::String(password.to_string()));
+    map.insert("new_name".to_string(), Value::String(new_name.to_string()));
+    map.insert(
+        "new_password".to_string(),
+        Value::String(new_password.to_string()),
+    );
+
+    let response = client
+        .patch(&format!("{}/user", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
+
+async fn delete_user(
+    app: &TestApp,
+    client: &Client,
+    name: &str,
+    password: &str,
+) -> Result<Response, std::io::Error> {
+    let mut map = Map::new();
+    map.insert("name".to_string(), Value::String(name.to_string()));
+    map.insert("password".to_string(), Value::String(password.to_string()));
+
+    let response = client
+        .delete(&format!("{}/user", &app.address))
+        .json(&map)
+        .send()
+        .await
+        .expect("Failed to execute request.");
+    Ok(response)
+}
+
+#[tokio::test]
+async fn create_user_works() {
+    let app = test_run().await;
+    let client = reqwest::Client::new();
+    let response: Response = create_user(&app, &client, "test_user", "test_password")
+        .await
+        .expect("Failed to create user");
+    assert!(response.status().is_success());
+}
+
+#[tokio::test]
+async fn create_user_returns_a_400_for_duplicated_id() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+    let response: Response = create_user(&app, &client, "admin", "test_password")
+        .await
+        .expect("Failed to create user");
+
+    assert_eq!(400, response.status().as_u16());
+}
+
+#[tokio::test]
+async fn create_user_returns_a_500_for_long_id() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+    let response: Response = create_user(
+        &app,
+        &client,
+        "test_user_loooooooooooooooooooooooooooooong_id",
+        "test_password",
+    )
+    .await
+    .expect("Failed to create user");
+
+    assert_eq!(500, response.status().as_u16());
+}
+
+#[tokio::test]
+async fn patch_user_works() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+
+    let response: Response = patch_user(
+        &app,
+        &client,
+        "admin",
+        "secret",
+        "test_user_new",
+        "test_password_new",
+    )
+    .await
+    .expect("Failed to create user");
+
+    assert!(response.status().is_success());
+}
+
+#[tokio::test]
+async fn patch_user_returns_a_400_for_duplicated_id() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+
+    let response: Response = patch_user(
+        &app,
+        &client,
+        "admin",
+        "secret",
+        "admin",
+        "test_password_new",
+    )
+    .await
+    .expect("Failed to create user");
+
+    assert_eq!(400, response.status().as_u16());
+}
+
+#[tokio::test]
+async fn delete_user_works() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+
+    let response: Response = delete_user(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to create user");
+    assert!(response.status().is_success());
+}
+
+#[tokio::test]
+async fn delete_user_returns_a_401_for_invalid_password() {
+    let app = test_run().await;
+    let client = reqwest::Client::builder()
+        .cookie_store(true)
+        .build()
+        .expect("Failed to create Client");
+
+    login(&app, &client, "admin", "secret")
+        .await
+        .expect("Failed to login as admin");
+
+    let response: Response = delete_user(&app, &client, "admin", "secret_ss")
+        .await
+        .expect("Failed to create user");
+    assert_eq!(401, response.status().as_u16());
+}