diff --git a/tests/Internal/Codebase/InternalCallMapHandlerTest.php b/tests/Internal/Codebase/InternalCallMapHandlerTest.php
index f5be423c569..951000d34fa 100644
--- a/tests/Internal/Codebase/InternalCallMapHandlerTest.php
+++ b/tests/Internal/Codebase/InternalCallMapHandlerTest.php
@@ -519,6 +519,12 @@ public function testIgnoresAreSortedAndUnique(): void
             /** @var string */
             $function = is_int($key) ? $value : $key;
 
+            // windows is ...
+            if ( strcmp($function, $previousFunction) < 0 ) {
+                echo $function . PHP_EOL;
+                echo $previousFunction . PHP_EOL;
+            }
+
             $this->assertGreaterThan(0, strcmp($function, $previousFunction));
             $previousFunction = $function;
         }