test(ui): retry zkEVM receipt while still processing

On CI the receipt query can return 'Status: Still processing' and stay that way
until re-queried. Tap GetReceiptButton in a loop until Success (or a terminal
failure) before asserting.

Author: rodrigo-fournier-immutable

sample/Tests/test/test.py

@@ -372,16 +372,30 @@ def test_3_zkevm_functions(self):
         # Get transaction receipt
         hash = self.altdriver.wait_for_object(By.NAME, "HashInput")
         hash.set_text(transactionHash)
-        self.altdriver.find_object(By.NAME, "GetReceiptButton").tap()
+        receipt_button = self.altdriver.find_object(By.NAME, "GetReceiptButton")
         output = self.altdriver.find_object(By.NAME, "Output")
-        text = self.wait_for_output(
-            output,
-            lambda t: t == "Status: Success"
-            or t == "Status: Failed"
-            or t.startswith("Error")
-            or t.startswith("Failed"),
-            timeout_seconds=90,
-        )
+        # The receipt endpoint can legitimately return "Still processing" for a while.
+        # Re-query until it reaches a terminal status.
+        deadline = time.time() + 120.0
+        text = ""
+        while time.time() < deadline:
+            receipt_button.tap()
+            text = self.wait_for_output(
+                output,
+                lambda t: len(t) > 0,
+                timeout_seconds=5,
+                poll_seconds=0.25,
+            )
+            if text == "Status: Success":
+                break
+            if (
+                text == "Status: Failed"
+                or text.startswith("Error")
+                or text.startswith("Failed")
+            ):
+                break
+            # Still processing (or some other intermediate state) — retry.
+            time.sleep(2)
         print(f"Get transaction receipt output: {text}")
         self.assertEqual("Status: Success", text)