riched20: WM_GETTEXTLENGTH should include CRLF conversions in returned count.

dlls/riched20/editor.c

@@ -1996,7 +1996,13 @@ static LRESULT RichEditWndProc_common(HWND hWnd, UINT msg, WPARAM wParam,
     return 0;
   }
   case WM_GETTEXTLENGTH:
-    return ME_GetTextLength(editor);
+  {
+    GETTEXTLENGTHEX how;
+
+    how.flags = GTL_CLOSE | GTL_USECRLF | GTL_NUMCHARS;
+    how.codepage = unicode ? 1200 : CP_ACP;
+    return ME_GetTextLengthEx(editor, &how);
+  }
   case EM_GETTEXTLENGTHEX:
     return ME_GetTextLengthEx(editor, (GETTEXTLENGTHEX *)wParam);
   case WM_GETTEXT:

dlls/riched20/tests/editor.c

@@ -671,6 +671,12 @@ static void test_WM_GETTEXT(void)
     ok(result == 0, 
         "WM_GETTEXT: settext and gettext differ. strcmp: %d\n", result);
 
+    /* Test for returned value of WM_GETTEXTLENGTH */
+    result = SendMessage(hwndRichEdit, WM_GETTEXTLENGTH, 0, 0);
+    ok(result == strlen(text),
+        "WM_GETTEXTLENGTH reports incorrect length %d, expected %d\n",
+        result, strlen(text));
+
     /* Test for behavior in overflow case */
     memset(buffer, 0, 1024);
     result = SendMessage(hwndRichEdit, WM_GETTEXT, strlen(text), (LPARAM)buffer);
@@ -689,6 +695,12 @@ static void test_WM_GETTEXT(void)
     ok(result == 0,
         "WM_GETTEXT: settext and gettext differ. strcmp: %d\n", result);
 
+    /* Test for returned value of WM_GETTEXTLENGTH */
+    result = SendMessage(hwndRichEdit, WM_GETTEXTLENGTH, 0, 0);
+    ok(result == strlen(text2_after),
+        "WM_GETTEXTLENGTH reports incorrect length %d, expected %d\n",
+        result, strlen(text2_after));
+
     /* Test for behavior of CRLF conversion in case of overflow */
     memset(buffer, 0, 1024);
     result = SendMessage(hwndRichEdit, WM_GETTEXT, strlen(text2), (LPARAM)buffer);