progress with orders

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "paypal-rs"
-version = "0.0.4"
+version = "0.0.5"
 authors = ["Edgar <git@edgarluque.com>"]
 description = "A library that wraps the paypal api asynchronously."
 repository = "https://github.com/edg-l/paypal-rs/"
@@ -16,6 +16,7 @@ edition = "2018"
 reqwest = { version = "0.10", features = ["json"] }
 tokio = { version = "0.2", features = ["full"] }
 serde = { version = "1.0", features = ["derive"] }
+serde_json = "1.0"
 jsonwebtoken = "7"
 base64 = "0.12"
 log = "0.4"

README.md

@@ -2,7 +2,7 @@
 ![Rust](https://github.com/edg-l/paypal-rs/workflows/Rust/badge.svg)
 ![Docs](https://docs.rs/paypal-rs/badge.svg)
 
-A rust library that wraps the [paypal api](https://developer.paypal.com/docs/api) asynchronously.
+A rust library that wraps the [paypal api](https://developer.paypal.com/docs/api) asynchronously in a strongly typed manner.
 
 Crate: https://crates.io/crates/paypal-rs
 

rustfmt.toml

@@ -0,0 +1 @@
+max_width = 120

src/errors.rs

@@ -5,5 +5,5 @@ pub enum Errors {
     #[error("failed to get access token")]
     GetAccessTokenFailure,
     #[error("failure when calling the paypal api")]
-    ApiCallFailure,
+    ApiCallFailure(String),
 }

src/lib.rs

@@ -6,10 +6,10 @@ extern crate chrono;
 pub mod errors;
 pub mod orders;
 
-use serde::{Serialize, Deserialize};
-use std::time::{Duration, Instant};
-use reqwest::header::HeaderMap;
 use reqwest::header;
+use reqwest::header::HeaderMap;
+use serde::{Deserialize, Serialize};
+use std::time::{Duration, Instant};
 
 pub const LIVE_ENDPOINT: &str = "https://api.paypal.com";
 pub const SANDBOX_ENDPOINT: &str = "https://api.sandbox.paypal.com";
@@ -104,7 +104,7 @@ pub struct Query {
     // TODO: Use https://github.com/samscott89/serde_qs
 }
 
-#[derive(Debug)]
+#[derive(Debug, Eq, PartialEq)]
 pub enum Prefer {
     /// The server returns a minimal response to optimize communication between the API caller and the server.
     /// A minimal response includes the id, status and HATEOAS links.
@@ -124,11 +124,21 @@ impl Default for Prefer {
 /// https://developer.paypal.com/docs/api/reference/api-requests/#paypal-auth-assertion
 #[derive(Debug, Default)]
 pub struct HeaderParams {
-    pub  merchant_payer_id: Option<String>,
+    /// The merchant payer id used on PayPal-Auth-Assertion
+    pub merchant_payer_id: Option<String>,
+    /// Verifies that the payment originates from a valid, user-consented device and application.
+    /// Reduces fraud and decreases declines. Transactions that do not include a client metadata ID are not eligible for PayPal Seller Protection.
     pub client_metadata_id: Option<String>,
+    /// Identifies the caller as a PayPal partner. To receive revenue attribution, specify a unique build notation (BN) code.
+    /// BN codes provide tracking on all transactions that originate or are associated with a particular partner.
     pub partner_attribution_id: Option<String>,
+    /// Contains a unique user-generated ID that the server stores for a period of time. Use this header to enforce idempotency on REST API POST calls.
+    /// You can make these calls any number of times without concern that the server creates or completes an action on a resource more than once.
+    /// You can retry calls that fail with network timeouts or the HTTP 500 status code. You can retry calls for as long as the server stores the ID.
     pub request_id: Option<String>,
+    /// The preferred server response upon successful completion of the request.
     pub prefer: Option<Prefer>,
+    /// The media type. Required for operations with a request body.
     pub content_type: Option<String>,
 }
 
@@ -182,26 +192,40 @@ impl Client {
         headers.append(header::ACCEPT, "application/json".parse().unwrap());
 
         if let Some(token) = &self.auth.access_token {
-            headers.append(header::AUTHORIZATION, format!("Bearer {}", token.access_token).as_str().parse().unwrap());
+            headers.append(
+                header::AUTHORIZATION,
+                format!("Bearer {}", token.access_token).as_str().parse().unwrap(),
+            );
         }
 
         if let Some(merchant_payer_id) = header_params.merchant_payer_id {
             let claims = AuthAssertionClaims {
                 iss: self.auth.client_id.clone(),
-                payer_id: merchant_payer_id
+                payer_id: merchant_payer_id,
             };
             let jwt_header = jsonwebtoken::Header::new(jsonwebtoken::Algorithm::HS256);
-            let token = jsonwebtoken::encode(&jwt_header, &claims, &jsonwebtoken::EncodingKey::from_secret(self.auth.secret.as_ref())).unwrap();
+            let token = jsonwebtoken::encode(
+                &jwt_header,
+                &claims,
+                &jsonwebtoken::EncodingKey::from_secret(self.auth.secret.as_ref()),
+            )
+            .unwrap();
             let encoded_token = base64::encode(token);
             headers.append("PayPal-Auth-Assertion", encoded_token.as_str().parse().unwrap());
         }
 
         if let Some(client_metadata_id) = header_params.client_metadata_id {
-            headers.append("PayPal-Client-Metadata-Id", client_metadata_id.as_str().parse().unwrap());
+            headers.append(
+                "PayPal-Client-Metadata-Id",
+                client_metadata_id.as_str().parse().unwrap(),
+            );
         }
 
         if let Some(partner_attribution_id) = header_params.partner_attribution_id {
-            headers.append("PayPal-Partner-Attribution-Id", partner_attribution_id.as_str().parse().unwrap());
+            headers.append(
+                "PayPal-Partner-Attribution-Id",
+                partner_attribution_id.as_str().parse().unwrap(),
+            );
         }
 
         if let Some(request_id) = header_params.request_id {
@@ -227,10 +251,7 @@ impl Client {
         let res = self
             .client
             .post(format!("{}/v1/oauth2/token", self.endpoint()).as_str())
-            .basic_auth(
+            .basic_auth(self.auth.client_id.as_str(), Some(self.auth.secret.as_str()))
-                self.auth.client_id.as_str(),
-                Some(self.auth.secret.as_str()),
-            )
             .header("Content-Type", "x-www-form-urlencoded")
             .header("Accept", "application/json")
             .body("grant_type=client_credentials")
@@ -242,7 +263,7 @@ impl Client {
             self.auth.expires = Some((Instant::now(), Duration::new(token.expires_in, 0)));
             self.auth.access_token = Some(token);
         } else {
-            return Err(Box::new(errors::Errors::GetAccessTokenFailure));
+            return Err(Box::new(errors::Errors::ApiCallFailure(res.text().await?)));
         }
 
         Ok(())

src/orders.rs

@@ -1,8 +1,8 @@
-use serde::{Serialize, Deserialize};
 use crate::errors;
+use serde::{Deserialize, Serialize};
 
 /// The intent to either capture payment immediately or authorize a payment for an order after order creation.
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum Intent {
     /// The merchant intends to capture payment immediately after the customer makes a payment.
@@ -24,7 +24,7 @@ impl Default for Intent {
 /// Represents a payer name.
 ///
 /// https://developer.paypal.com/docs/api/orders/v2/#definition-payer.name
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub struct PayerName {
     /// When the party is a person, the party's given, or first, name.
     pub given_name: String,
@@ -36,7 +36,7 @@ pub struct PayerName {
 /// The phone type.
 ///
 /// https://developer.paypal.com/docs/api/orders/v2/#definition-phone_with_type
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum PhoneType {
     Fax,
@@ -46,7 +46,7 @@ pub enum PhoneType {
     Pager,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub struct PhoneNumber {
     /// The national number, in its canonical international E.164 numbering plan format.
     /// The combined length of the country calling code (CC) and the national number must not be greater than 15 digits.
@@ -63,7 +63,7 @@ pub struct Phone {
     pub phone_number: PhoneNumber,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 #[allow(non_camel_case_types)]
 pub enum TaxIdType {
@@ -134,7 +134,7 @@ pub struct Payer {
     pub address: Option<Address>,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub struct Money {
     /// The [three-character ISO-4217 currency code](https://developer.paypal.com/docs/integration/direct/rest/currency-codes/) that identifies the currency.
     pub currency_code: String,
@@ -216,7 +216,7 @@ pub struct PlatformFee {
     pub payee: Option<Payee>,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub enum DisbursementMode {
     /// The funds are released to the merchant immediately.
     Instant,
@@ -239,10 +239,10 @@ pub struct PaymentInstruction {
     pub platform_fees: Option<Vec<PlatformFee>>,
     /// The funds that are held on behalf of the merchant.
     #[serde(skip_serializing_if = "Option::is_none")]
-    pub disbursement_mode: Option<DisbursementMode>
+    pub disbursement_mode: Option<DisbursementMode>,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum ItemCategoryType {
     /// Goods that are stored, delivered, and used in their electronic format.
@@ -290,7 +290,7 @@ pub struct Item {
     pub category: Option<ItemCategoryType>,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum AuthorizationStatus {
     /// The authorized payment is created. No captured payments have been made for this authorized payment.
@@ -311,14 +311,14 @@ pub enum AuthorizationStatus {
     Pending,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum AuthorizationStatusDetails {
     /// Authorization is pending manual review.
     PendingReview,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub struct AuthorizationWithData {
     /// The status for the authorized payment.
     pub status: AuthorizationStatus,
@@ -326,7 +326,7 @@ pub struct AuthorizationWithData {
     pub status_details: AuthorizationStatusDetails,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum CaptureStatus {
     /// The funds for this captured payment were credited to the payee's PayPal account.
@@ -341,7 +341,7 @@ pub enum CaptureStatus {
     Refunded,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum CaptureStatusDetails {
     /// The payer initiated a dispute for this captured payment with PayPal.
@@ -372,7 +372,7 @@ pub enum CaptureStatusDetails {
     VerificationRequired,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 pub struct Capture {
     /// The status of the captured payment.
     status: CaptureStatus,
@@ -380,7 +380,7 @@ pub struct Capture {
     status_details: CaptureStatusDetails,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum RefundStatus {
     /// The refund was cancelled.
@@ -392,7 +392,7 @@ pub enum RefundStatus {
 }
 
 /// The reason why the refund has the PENDING or FAILED status.
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum RefundStatusDetails {
     /// The customer's account is funded through an eCheck, which has not yet cleared.
@@ -481,7 +481,7 @@ impl PurchaseUnit {
 }
 
 /// The type of landing page to show on the PayPal site for customer checkout.
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum LandingPage {
     /// When the customer clicks PayPal Checkout, the customer is redirected to a page to log in to PayPal and approve the payment.
@@ -502,7 +502,7 @@ impl Default for LandingPage {
 }
 
 /// The shipping preference
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum ShippingPreference {
     /// Use the customer-provided shipping address on the PayPal site.
@@ -519,7 +519,7 @@ impl Default for ShippingPreference {
     }
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum UserAction {
     /// After you redirect the customer to the PayPal payment page, a Continue button appears. Use this option when
@@ -538,7 +538,7 @@ impl Default for UserAction {
     }
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum PayeePreferred {
     /// Accepts any type of payment from the customer.
@@ -619,7 +619,7 @@ impl OrderPayload {
 }
 
 /// The card brand or network.
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum CardBrand {
     /// Visa card.
@@ -656,13 +656,13 @@ pub enum CardBrand {
     ChinaUnionPay,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum CardType {
     Credit,
     Debit,
     Prepaid,
-    Unknown
+    Unknown,
 }
 
 #[derive(Debug, Serialize, Deserialize)]
@@ -677,7 +677,7 @@ pub struct CardResponse {
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct WalletResponse {
-    pub apple_pay: CardResponse
+    pub apple_pay: CardResponse,
 }
 
 #[derive(Debug, Serialize, Deserialize)]
@@ -686,7 +686,7 @@ pub struct PaymentSourceResponse {
     pub wallet: WalletResponse,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum OrderStatus {
     /// The order was created with the specified context.
@@ -702,7 +702,7 @@ pub enum OrderStatus {
     Completed,
 }
 
-#[derive(Debug, Serialize, Deserialize)]
+#[derive(Debug, Serialize, Deserialize, Eq, PartialEq)]
 #[serde(rename_all = "SCREAMING_SNAKE_CASE")]
 pub enum LinkMethod {
     Get,
@@ -712,10 +712,9 @@ pub enum LinkMethod {
     Head,
     Connect,
     Options,
-    Patch
+    Patch,
 }
 
-
 #[derive(Debug, Default, Serialize, Deserialize)]
 pub struct LinkDescription {
     /// The complete target URL.
@@ -758,30 +757,174 @@ pub struct Order {
 
 impl super::Client {
     /// Creates an order. Supports orders with only one purchase unit.
-    pub async fn create_order(&self, order: OrderPayload, header_params: crate::HeaderParams) -> Result<Order, Box<dyn std::error::Error>> {
+    pub async fn create_order(
-        let builder = self.setup_headers(self.client.post(format!("{}/v2/checkout/orders", self.endpoint()).as_str()), header_params);
+        &self,
+        order: OrderPayload,
+        header_params: crate::HeaderParams,
+    ) -> Result<Order, Box<dyn std::error::Error>> {
+        let builder = {
+            self.setup_headers(
+                self.client
+                    .post(format!("{}/v2/checkout/orders", self.endpoint()).as_str()),
+                header_params,
+            )
+        };
         let res = builder.json(&order).send().await?;
 
         if res.status().is_success() {
-            let order: Order = res.json::<Order>().await?;
+            let order = res.json::<Order>().await?;
             Ok(order)
         } else {
-            Err(Box::new(errors::Errors::ApiCallFailure))
+            Err(Box::new(errors::Errors::ApiCallFailure(res.text().await?)))
+        }
+    }
+
+    /// Used internally for order requests that have no body.
+    async fn build_endpoint_order<S: std::fmt::Display, A: std::fmt::Display>(
+        &self,
+        order_id: S,
+        endpoint: A,
+        post: bool,
+        header_params: crate::HeaderParams,
+    ) -> Result<Order, Box<dyn std::error::Error>> {
+        let format = format!("{}/v2/checkout/orders/{}/{}", self.endpoint(), order_id, endpoint);
+
+        let builder = self.setup_headers(
+            match post {
+                true => self.client.post(format.as_str()),
+                false => self.client.get(format.as_str()),
+            },
+            header_params,
+        );
+
+        let res = builder.send().await?;
+
+        if res.status().is_success() {
+            let order = res.json::<Order>().await?;
+            Ok(order)
+        } else {
+            Err(Box::new(errors::Errors::ApiCallFailure(res.text().await?)))
         }
     }
 
     /// Updates an order with the CREATED or APPROVED status.
-    ///
     /// You cannot update an order with the COMPLETED status.
     ///
-    /// TODO: Use a enum for status. https://developer.paypal.com/docs/api/orders/v2/#orders_patch
+    /// Only replacing the existing purchase units and intent is supported right now.
-    pub async fn update_order<S: AsRef<str>>(&self, id: S, status: S) {
+    ///
-        todo!()
+    /// Note: You can only update the intent from Authorize to Capture
+    ///
+    /// More info on what you can change: https://developer.paypal.com/docs/api/orders/v2/#orders_patch
+    pub async fn update_order<S: std::fmt::Display>(
+        &self,
+        id: S,
+        intent: Option<Intent>,
+        purchase_units: Option<Vec<PurchaseUnit>>,
+    ) -> Result<(), Box<dyn std::error::Error>> {
+        let mut intent_json = String::new();
+        let units_json = String::new();
+
+        if let Some(p_units) = purchase_units {
+            let mut units_json = String::new();
+
+            for (i, unit) in p_units.iter().enumerate() {
+                let unit_str = serde_json::to_string(&unit)?;
+                let mut unit_json = format!(r#"
+                {{
+                    "op": "replace",
+                    "path": "/purchase_units/@reference_id='{reference_id}'",
+                    "value": {unit}
+                }}
+                "#,
+                reference_id = unit.reference_id.clone().unwrap_or(String::from("default")),
+                unit = unit_str);
+
+                if i < p_units.len() - 1 {
+                    unit_json += ",";
+                }
+
+                units_json += unit_json.as_str();
+            }
+        }
+
+        if let Some(x) = intent {
+            let intent_str = match x {
+                Intent::Authorize => String::from("AUTHORIZE"),
+                Intent::Capture => String::from("CAPTURE")
+            };
+
+            intent_json = format!(
+                r#"
+                {{
+                    "op": "replace",
+                    "path": "/intent",
+                    "value": "{intent}"
+                }}
+                "#,
+                intent = intent_str
+            );
+        }
+
+        let final_json = {
+            if intent_json != "" && units_json != "" {
+                format!("[{},{}]", intent_json, units_json)
+            } else {
+                format!("[{}{}]", intent_json, units_json)
+            }
+        };
+
+        let builder = {
+            self.setup_headers(
+                self.client
+                    .patch(format!("{}/v2/checkout/orders/{}", self.endpoint(), id).as_str()),
+                crate::HeaderParams {
+                    content_type: Some(String::from("application/json")),
+                    ..Default::default()
+                },
+            )
+        };
+
+        let res = builder.body(final_json.clone()).send().await?;
+
+        if res.status().is_success() {
+            Ok(())
+        } else {
+            Err(Box::new(errors::Errors::ApiCallFailure(res.text().await?)))
+        }
     }
 
-    pub async fn get_order<S: AsRef<str>>(id: S) {
+    /// Shows details for an order, by ID.
-        todo!()
+    pub async fn show_order_details<S: std::fmt::Display>(
+        &self,
+        order_id: S,
+    ) -> Result<Order, Box<dyn std::error::Error>> {
+        self.build_endpoint_order(order_id, "", false, crate::HeaderParams::default())
+            .await
+    }
+
+    /// Captures payment for an order. To successfully capture payment for an order,
+    /// the buyer must first approve the order or a valid payment_source must be provided in the request.
+    /// A buyer can approve the order upon being redirected to the rel:approve URL that was returned in the HATEOAS links in the create order response.
+    pub async fn capture_order<S: std::fmt::Display>(
+        &self,
+        order_id: S,
+        header_params: crate::HeaderParams,
+    ) -> Result<Order, Box<dyn std::error::Error>> {
+        self.build_endpoint_order(order_id, "capture", true, header_params)
+            .await
+    }
+
+    /// Authorizes payment for an order. To successfully authorize payment for an order,
+    /// the buyer must first approve the order or a valid payment_source must be provided in the request.
+    /// A buyer can approve the order upon being redirected to the rel:approve URL that was returned in the HATEOAS links in the create order response.
+    pub async fn authorize_order<S: std::fmt::Display>(
+        &self,
+        order_id: S,
+        header_params: crate::HeaderParams,
+    ) -> Result<Order, Box<dyn std::error::Error>> {
+        self.build_endpoint_order(order_id, "authorize", true, header_params)
+            .await
     }
 }
 
-// TODO: Finish order https://developer.paypal.com/docs/api/orders/v2/
+// TODO: Add strong typed support for order errors in body: https://developer.paypal.com/docs/api/orders/v2/#errors

src/tests.rs

@@ -14,16 +14,25 @@ async fn it_works() {
         false,
         "should not error"
     );
-    println!("{:#?}", client);
 
     let order = orders::OrderPayload::new(
-        orders::Intent::Capture,
+        orders::Intent::Authorize,
         vec![orders::PurchaseUnit::new(orders::Amount::new(
             "EUR", "10.0",
         ))],
     );
 
-    let order_created = client.create_order(order, HeaderParams::default()).await.unwrap();
+    let ref_id = format!("TEST-{:?}", std::time::SystemTime::now().duration_since(std::time::UNIX_EPOCH).unwrap().as_secs());
 
-    println!("{:#?}", order_created);
+    let order_created = client.create_order(order, HeaderParams {
+        prefer: Some(Prefer::Representation),
+        request_id: Some(ref_id.clone()),
+        ..Default::default()
+    }).await.unwrap();
+    
+    assert!(order_created.id != "", "order id is not empty");
+    assert_eq!(order_created.status, orders::OrderStatus::Created, "order status is created");
+    assert_eq!(order_created.links.len(), 4, "order links exist");
+
+    client.update_order(order_created.id, Some(orders::Intent::Capture), Some(order_created.purchase_units.expect("to exist"))).await.unwrap();
 }