Emulate webkit duplicate search behavior on webengine

qutebrowser/browser/commands.py

@@ -1778,10 +1778,10 @@ class CommandDispatcher:
         """
         self.set_mark("'")
         tab = self._current_widget()
-        if tab.search.search_displayed:
-            tab.search.clear()
 
         if not text:
+            if tab.search.search_displayed:
+                tab.search.clear()
             return
 
         options = {

qutebrowser/browser/webengine/webenginetab.py

@@ -183,6 +183,11 @@ class WebEngineSearch(browsertab.AbstractSearch):
 
     def search(self, text, *, ignore_case='never', reverse=False,
                result_cb=None):
+        # When duplicate searching, don't search again (webkit behavior)
+        if self.text == text and self.search_displayed:
+            log.webview.debug("Ignoring duplicate search request")
+            return
+
         self.text = text
         self._flags = QWebEnginePage.FindFlags(0)
         if self._is_case_sensitive(ignore_case):