first pass of merging in warp (doesn't build)

crates/http_client/src/iap_tests.rs

@@ -0,0 +1,42 @@
+use http::{HeaderMap, HeaderValue};
+use reqwest::StatusCode;
+
+use super::*;
+
+fn headers_with_iap() -> HeaderMap {
+    let mut headers = HeaderMap::new();
+    headers.insert(
+        IAP_GENERATED_RESPONSE_HEADER,
+        HeaderValue::from_static("true"),
+    );
+    headers
+}
+
+#[test]
+fn challenge_statuses_with_iap_header_are_challenges() {
+    for status in [
+        StatusCode::FOUND,
+        StatusCode::UNAUTHORIZED,
+        StatusCode::FORBIDDEN,
+    ] {
+        assert!(is_iap_challenge(status, &headers_with_iap()));
+    }
+}
+
+#[test]
+fn challenge_status_without_iap_header_is_not_a_challenge() {
+    assert!(!is_iap_challenge(StatusCode::FORBIDDEN, &HeaderMap::new()));
+    assert!(!is_iap_challenge(
+        StatusCode::UNAUTHORIZED,
+        &HeaderMap::new()
+    ));
+}
+
+#[test]
+fn non_challenge_status_with_iap_header_is_not_a_challenge() {
+    assert!(!is_iap_challenge(StatusCode::OK, &headers_with_iap()));
+    assert!(!is_iap_challenge(
+        StatusCode::INTERNAL_SERVER_ERROR,
+        &headers_with_iap()
+    ));
+}