From 74ebaf864831a343e78e911004d94cd3ff7424e0 Mon Sep 17 00:00:00 2001
From: Louis Pahlavi <louis.pahlavi@dfinity.org>
Date: Wed, 5 Nov 2025 16:42:57 +0100
Subject: [PATCH] Use `httpin` Docker image in CI

---
 .github/workflows/ci.yml           | 7 +++++++
 examples/http_canister/src/main.rs | 9 ++++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0cef132..d1a28b6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -54,6 +54,13 @@ jobs:
 
   integration-tests:
     runs-on: ubuntu-latest
+    services:
+      httpbin:
+        image: kennethreitz/httpbin
+        ports:
+          - 80:80
+    env:
+      HTTPBIN_URL: http://localhost
     steps:
       - name: 'Checkout'
         uses: actions/checkout@v4
diff --git a/examples/http_canister/src/main.rs b/examples/http_canister/src/main.rs
index 08d5378..9d8dbb9 100644
--- a/examples/http_canister/src/main.rs
+++ b/examples/http_canister/src/main.rs
@@ -1,4 +1,5 @@
 //! Example of a canister using `canhttp` to issue HTTP requests.
+
 use canhttp::{
     cycles::{ChargeMyself, CyclesAccountingServiceBuilder},
     http::HttpConversionLayer,
@@ -11,7 +12,7 @@ use tower::{BoxError, Service, ServiceBuilder, ServiceExt};
 /// Make an HTTP POST request.
 #[update]
 pub async fn make_http_post_request() -> String {
-    let request = http::Request::post("https://httpbin.org/anything")
+    let request = http::Request::post(format!("{}/anything", httpbin_base_url()))
         .max_response_bytes(1_000)
         .header("X-Id", "42")
         .body("Hello, World!".as_bytes().to_vec())
@@ -52,4 +53,10 @@ fn http_client(
         .service(Client::new_with_box_error())
 }
 
+fn httpbin_base_url() -> String {
+    option_env!("HTTPBIN_URL")
+        .unwrap_or_else(|| "https://httpbin.org")
+        .to_string()
+}
+
 fn main() {}