From 017c2443f44c586670d2a1e6995262f5ff5a1cb9 Mon Sep 17 00:00:00 2001
From: Zakaria El Orche <zakaria.elorche@pixel-services.com>
Date: Wed, 16 Sep 2026 15:54:10 +0000
Subject: [PATCH] feat(testing): support reusable request customizers

---
 .../main/java/dev/relism/flash/testing/FlashRequest.java   | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/flash-testing/src/main/java/dev/relism/flash/testing/FlashRequest.java b/flash-testing/src/main/java/dev/relism/flash/testing/FlashRequest.java
index b55b01b..51571d6 100644
--- a/flash-testing/src/main/java/dev/relism/flash/testing/FlashRequest.java
+++ b/flash-testing/src/main/java/dev/relism/flash/testing/FlashRequest.java
@@ -7,6 +7,7 @@ import java.net.http.HttpResponse;
 import java.nio.charset.StandardCharsets;
 import java.time.Duration;
 import java.util.Objects;
+import java.util.function.Consumer;
 
 /**
  * A request being built against a {@link FlashTest} server. The HTTP verb is terminal — it
@@ -41,6 +42,12 @@ public final class FlashRequest {
         return this;
     }
 
+    /** Applies {@code customizer} — how an extension's test kit attaches a credential, for instance. */
+    public FlashRequest with(Consumer<FlashRequest> customizer) {
+        customizer.accept(this);
+        return this;
+    }
+
     /** Sets a UTF-8 request body. */
     public FlashRequest body(String text) {
         this.body = Objects.requireNonNull(text, "text").getBytes(StandardCharsets.UTF_8);