diff --git a/ee/tabby-webserver/src/oauth/github.rs b/ee/tabby-webserver/src/oauth/github.rs
index 69b500434401..6016100744af 100644
--- a/ee/tabby-webserver/src/oauth/github.rs
+++ b/ee/tabby-webserver/src/oauth/github.rs
@@ -123,15 +123,30 @@ impl OAuthClient for GithubClient {
 
     async fn get_authorization_url(&self) -> Result<String> {
         let credentials = self.read_credential().await?;
-        let mut url = reqwest::Url::parse("https://github.com/login/oauth/authorize")?;
-        let params = vec![
-            ("client_id", credentials.client_id.as_str()),
-            ("response_type", "code"),
-            ("scope", "read:user user:email"),
-        ];
-        for (k, v) in params {
-            url.query_pairs_mut().append_pair(k, v);
-        }
-        Ok(url.to_string())
+        create_authorization_url(&credentials.client_id)
+    }
+}
+
+fn create_authorization_url(client_id: &str) -> Result<String> {
+    let mut url = reqwest::Url::parse("https://github.com/login/oauth/authorize")?;
+    let params = vec![
+        ("client_id", client_id),
+        ("response_type", "code"),
+        ("scope", "read:user user:email"),
+    ];
+    for (k, v) in params {
+        url.query_pairs_mut().append_pair(k, v);
+    }
+    Ok(url.to_string())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::create_authorization_url;
+
+    #[test]
+    fn test_create_authorization_url() {
+        let url = create_authorization_url("client_id").unwrap();
+        assert_eq!(url, "https://github.com/login/oauth/authorize?client_id=client_id&response_type=code&scope=read%3Auser+user%3Aemail");
     }
 }
diff --git a/ee/tabby-webserver/src/oauth/google.rs b/ee/tabby-webserver/src/oauth/google.rs
index 0da526144854..ccba46ee4829 100644
--- a/ee/tabby-webserver/src/oauth/google.rs
+++ b/ee/tabby-webserver/src/oauth/google.rs
@@ -122,17 +122,32 @@ impl OAuthClient for GoogleClient {
     async fn get_authorization_url(&self) -> Result<String> {
         let credential = self.read_credential().await?;
         let redirect_uri = self.auth.oauth_callback_url(OAuthProvider::Google).await?;
-        let mut url = reqwest::Url::parse("https://accounts.google.com/o/oauth2/v2/auth")?;
-        let params = vec![
-            ("client_id", credential.client_id.as_str()),
-            ("redirect_uri", redirect_uri.as_str()),
-            ("response_type", "code"),
-            ("scope", "https://www.googleapis.com/auth/userinfo.email"),
-            ("access_type", "offline"),
-        ];
-        for (k, v) in params {
-            url.query_pairs_mut().append_pair(k, v);
-        }
-        Ok(url.to_string())
+        create_authorization_url(&credential.client_id, &redirect_uri)
+    }
+}
+
+fn create_authorization_url(client_id: &str, redirect_uri: &str) -> Result<String> {
+    let mut url = reqwest::Url::parse("https://accounts.google.com/o/oauth2/v2/auth")?;
+    let params = vec![
+        ("client_id", client_id),
+        ("redirect_uri", redirect_uri),
+        ("response_type", "code"),
+        ("scope", "https://www.googleapis.com/auth/userinfo.email"),
+        ("access_type", "offline"),
+    ];
+    for (k, v) in params {
+        url.query_pairs_mut().append_pair(k, v);
+    }
+    Ok(url.to_string())
+}
+
+#[cfg(test)]
+mod tests {
+    use super::create_authorization_url;
+
+    #[test]
+    fn test_create_authorization_url() {
+        let url = create_authorization_url("client_id", "localhost").unwrap();
+        assert_eq!(url, "https://accounts.google.com/o/oauth2/v2/auth?client_id=client_id&redirect_uri=localhost&response_type=code&scope=https%3A%2F%2Fwww.googleapis.com%2Fauth%2Fuserinfo.email&access_type=offline");
     }
 }