From 20349d46cbf26a156db3c822e4e1f34daee63b6e Mon Sep 17 00:00:00 2001
From: ldm0 <ldm2993593805@163.com>
Date: Wed, 2 Sep 2026 11:07:18 +0800
Subject: [PATCH] fix(wpt): apply text edits for testdriver send keys

---
 .../moli_benchmark/wpt_cross/server.py        | 37 ++++++++++++++++++-
 moli-benchmark/tests/test_wpt_cross.py        | 11 ++++++
 2 files changed, 46 insertions(+), 2 deletions(-)

diff --git a/moli-benchmark/moli_benchmark/wpt_cross/server.py b/moli-benchmark/moli_benchmark/wpt_cross/server.py
index cbf4aebe06..ac5acec53a 100644
--- a/moli-benchmark/moli_benchmark/wpt_cross/server.py
+++ b/moli-benchmark/moli_benchmark/wpt_cross/server.py
@@ -514,7 +514,7 @@ BENCH_TESTDRIVER_VENDOR_BRIDGE = b"""\
   }
 
   function dispatchKey(target, type, key, modifiers) {
-    target.dispatchEvent(new KeyboardEvent(type, {
+    return target.dispatchEvent(new KeyboardEvent(type, {
       key: key,
       altKey: !!modifiers.Alt,
       ctrlKey: !!modifiers.Control,
@@ -525,6 +525,29 @@ BENCH_TESTDRIVER_VENDOR_BRIDGE = b"""\
     }));
   }
 
+  function insertSendKeyText(target, key, modifiers) {
+    if (!target || key.length !== 1 || modifiers.Alt || modifiers.Control) {
+      return;
+    }
+    var codePoint = key.codePointAt(0);
+    if (codePoint >= 0xE000 && codePoint <= 0xF8FF) {
+      return;
+    }
+    var localName = String(target.localName || '').toLowerCase();
+    var type = localName === 'input' ? String(target.type || '').toLowerCase() : '';
+    var isTextControl =
+      localName === 'textarea' ||
+      (localName === 'input' &&
+       ['text', 'search', 'tel', 'url', 'email', 'password'].includes(type));
+    if (!isTextControl && !target.isContentEditable) {
+      return;
+    }
+    var doc = target.ownerDocument || document;
+    try {
+      doc.execCommand('insertText', false, key);
+    } catch (e) {}
+  }
+
   async function action_sequence(actions, context) {
     var pointer = { x: 0, y: 0, target: null, button: 0 };
     var modifiers = { Alt: false, Control: false, Shift: false };
@@ -583,6 +606,7 @@ BENCH_TESTDRIVER_VENDOR_BRIDGE = b"""\
   }
 
   async function sendKeys(element, keys) {
+    var wasFocused = document.activeElement === element;
     if (
       element &&
       typeof element.focus === 'function' &&
@@ -590,6 +614,12 @@ BENCH_TESTDRIVER_VENDOR_BRIDGE = b"""\
     ) {
       element.focus();
     }
+    if (!wasFocused && element && typeof element.setSelectionRange === 'function') {
+      try {
+        var end = String(element.value || '').length;
+        element.setSelectionRange(end, end);
+      } catch (e) {}
+    }
     var modifiers = { Alt: false, Control: false, Shift: false };
     for (var keyValue of String(keys || '')) {
       var key = keyName(keyValue);
@@ -599,7 +629,10 @@ BENCH_TESTDRIVER_VENDOR_BRIDGE = b"""\
         dispatchKey(target, 'keydown', key, modifiers);
         continue;
       }
-      dispatchKey(target, 'keydown', key, modifiers);
+      var keyAllowed = dispatchKey(target, 'keydown', key, modifiers);
+      if (keyAllowed) {
+        insertSendKeyText(document.activeElement || target, key, modifiers);
+      }
       dispatchKey(document.activeElement || target, 'keyup', key, modifiers);
     }
     for (var modifier in modifiers) {
diff --git a/moli-benchmark/tests/test_wpt_cross.py b/moli-benchmark/tests/test_wpt_cross.py
index e9c83ccd18..27503e5de8 100644
--- a/moli-benchmark/tests/test_wpt_cross.py
+++ b/moli-benchmark/tests/test_wpt_cross.py
@@ -4032,6 +4032,17 @@ test(() => {}, "ok");
         self.assertIn(b"ctrlKey: !!modifiers.Control", BENCH_TESTDRIVER_VENDOR_BRIDGE)
         self.assertIn(b"shiftKey: !!modifiers.Shift", BENCH_TESTDRIVER_VENDOR_BRIDGE)
 
+    def test_testdriver_vendor_bridge_send_keys_runs_text_edit_default_action(
+        self,
+    ) -> None:
+        self.assertIn(b"insertSendKeyText", BENCH_TESTDRIVER_VENDOR_BRIDGE)
+        self.assertIn(
+            b"doc.execCommand('insertText', false, key)",
+            BENCH_TESTDRIVER_VENDOR_BRIDGE,
+        )
+        self.assertIn(b"codePoint >= 0xE000", BENCH_TESTDRIVER_VENDOR_BRIDGE)
+        self.assertIn(b"if (keyAllowed)", BENCH_TESTDRIVER_VENDOR_BRIDGE)
+
     def test_testdriver_vendor_bridge_focuses_user_activation_target(self) -> None:
         self.assertIn(b"focusForUserActivation", BENCH_TESTDRIVER_VENDOR_BRIDGE)
         self.assertIn(b"document.activeElement === before", BENCH_TESTDRIVER_VENDOR_BRIDGE)