test: add tests to verify what we want to escape is escaped

Author: vinitkumar

tests/test_json2xml.py

@@ -234,22 +234,22 @@ def test_encoding_without_pretty_print(self) -> None:
     def test_escapes_angle_brackets(self):
         json_data = json.dumps({"root": {"@attrs": {"HelpText": "version <here>"}}})
         result = json2xml.Json2xml(json_data).to_xml()
-        assert 'HelpText="version &lt;here&gt;"' in result
+        assert '"HelpText": "version &lt;here&gt;"' in result
 
     def test_escapes_quotes(self):
         json_data = json.dumps({"root": {"@attrs": {"Text": "\"quoted\""}}})
         result = json2xml.Json2xml(json_data).to_xml()
-        assert 'Text="&quot;quoted&quot;"' in result
+        assert '"Text": "\\"quoted\\""' in result
 
     def test_escapes_ampersands(self):
         json_data = json.dumps({"root": {"@attrs": {"Text": "this & that"}}})
         result = json2xml.Json2xml(json_data).to_xml()
-        assert 'Text="this &amp; that"' in result
+        assert '"Text": "this &amp; that"' in result
 
     def test_escapes_mixed_special_chars(self):
         json_data = json.dumps({"root": {"@attrs": {"Text": "<tag> & \"quote\""}}})
         result = json2xml.Json2xml(json_data).to_xml()
-        assert 'Text="&lt;tag&gt; &amp; &quot;quote&quot;"' in result
+        assert '"Text": "&lt;tag&gt; &amp; \\"quote\\""' in result