Ensuring we can handle a string that contains single quote + an escaped double quote.

salt/utils/stringutils.py

@@ -333,7 +333,9 @@ def build_whitespace_split_regex(text):
         lexer = shlex.shlex(text)
         lexer.whitespace_split = True
         lexer.commenters = ''
-        if '\'' in text:
+        if "'\"":
+            lexer.quotes = ''
+        elif '\'' in text:
             lexer.quotes = '"'
         elif '"' in text:
             lexer.quotes = '\''

tests/integration/files/file/base/issue-51208.sls

@@ -0,0 +1,4 @@
+/tmp/vimrc:
+  file.append:
+    - sources:
+      - salt://test/files/vimrc.stub

tests/integration/files/file/base/issue-51208/vimrc.stub

@@ -0,0 +1,8 @@
+set number
+syntax on
+set paste
+set ruler
+if has("autocmd")
+  au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif
+endif
+

tests/integration/states/test_file.py

@@ -2530,6 +2530,22 @@ class FileTest(ModuleCase, SaltReturnAssertsMixin):
             '',
         ]).encode('utf-8'))
 
+    def test_managed_file_issue_51208(self):
+        '''
+        Test to ensure we can handle a file with escaped double-quotes
+        '''
+        name = os.path.join(TMP, 'issue_51208.txt')
+        ret = self.run_state(
+            'file.managed', name=name, source='salt://issue-51208/vimrc.stub'
+        )
+        src = os.path.join(BASE_FILES, 'issue-51208', 'vimrc.stub')
+        with salt.utils.files.fopen(src, 'r') as fp_:
+            master_data = fp_.read()
+        with salt.utils.files.fopen(name, 'r') as fp_:
+            minion_data = fp_.read()
+        self.assertEqual(master_data, minion_data)
+        self.assertSaltTrueReturn(ret)
+
 
 class BlockreplaceTest(ModuleCase, SaltReturnAssertsMixin):
     marker_start = '# start'