From a39c73f0efb9f2990bff9d9a1f0d3f662c168659 Mon Sep 17 00:00:00 2001
From: Pyry Jahkola <pyry.jahkola@iki.fi>
Date: Fri, 29 Aug 2025 22:34:01 +0300
Subject: [PATCH] Add failing test using store.publisher in makeUIView

---
 .../StorePerceptionTests.swift                | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/Tests/ComposableArchitectureTests/StorePerceptionTests.swift b/Tests/ComposableArchitectureTests/StorePerceptionTests.swift
index b99bb3df0320..3029841f3b03 100644
--- a/Tests/ComposableArchitectureTests/StorePerceptionTests.swift
+++ b/Tests/ComposableArchitectureTests/StorePerceptionTests.swift
@@ -68,6 +68,27 @@ final class StorePerceptionTests: BaseTCATestCase {
     render(FeatureView())
   }
 
+  @MainActor
+  func testPerceptionCheck_ViewRepresentable_publisher() {
+    #if canImport(UIKit)
+      struct ViewRepresentable: UIViewRepresentable {
+        let store = Store(initialState: Feature.State()) {
+          Feature()
+        }
+        func makeUIView(context: Context) -> UILabel {
+          let label = UILabel()
+          let cancellable = store.publisher.sink { [weak label] state in
+            label?.text = "\(state.count)"
+          }
+          objc_setAssociatedObject(label, cancellableKey, cancellable, .OBJC_ASSOCIATION_RETAIN_NONATOMIC)
+          return label
+        }
+        func updateUIView(_ view: UILabel, context: Context) {}
+      }
+      render(ViewRepresentable())
+    #endif
+  }
+
   @MainActor
   private func render(_ view: some View) {
     let image = ImageRenderer(content: view).cgImage
@@ -75,6 +96,8 @@ final class StorePerceptionTests: BaseTCATestCase {
   }
 }
 
+@MainActor private let cancellableKey = malloc(1)!
+
 @Reducer
 private struct Feature {
   @ObservableState