main: refactor userstream method calling

Closes GH-19312

Zend/tests/bug41421.phpt

@@ -9,22 +9,19 @@ class wrapper {
         return true;
     }
     function stream_eof() {
-        throw new exception();
+        throw new Exception('cannot eof');
     }
 }
 
 stream_wrapper_register("wrap", "wrapper");
 $fp = fopen("wrap://...", "r");
-feof($fp);
 
-echo "Done\n";
+try {
+    feof($fp);
+} catch (Throwable $e) {
+    echo $e::class, ': ', $e->getMessage(), PHP_EOL;
+}
+
 ?>
---EXPECTF--
-Warning: feof(): wrapper::stream_eof is not implemented! Assuming EOF in %s on line %d
-
-Fatal error: Uncaught Exception in %s:%d
-Stack trace:
-#0 [internal function]: wrapper->stream_eof()
-#1 %s(%d): feof(Resource id #%d)
-#2 {main}
-  thrown in %s on line %d
+--EXPECT--
+Exception: cannot eof

ext/standard/tests/file/userstreams_005.phpt

@@ -65,5 +65,5 @@ ftruncate(): Argument #2 ($size) must be greater than or equal to 0
 ------ stream_truncate bad return: -------
 truncation with new_size=0
 
-Warning: ftruncate(): test_wrapper_bad::stream_truncate did not return a boolean! in %s on line %d
+Warning: ftruncate(): test_wrapper_bad::stream_truncate value must be of type bool, string given in %s on line %d
 bool(false)

ext/zip/tests/bug53603.phpt

@@ -28,5 +28,5 @@ $a = $zip->extractTo('teststream://test');
 var_dump($a);
 ?>
 --EXPECTF--
-Warning: ZipArchive::extractTo(teststream://test/foo): Failed to open stream: "TestStream::stream_open" call failed in %s on line %d
+Warning: ZipArchive::extractTo(teststream://test/foo): Failed to open stream: "TestStream::stream_open" is not implemented in %s on line %d
 bool(false)