feat: add preserveAsciiControlCharacter to LoadJobConfig (#1484)

Author: Mattix23

google/cloud/bigquery/job/load.py

@@ -311,6 +311,19 @@ def null_marker(self):
     def null_marker(self, value):
         self._set_sub_prop("nullMarker", value)
 
+    @property
+    def preserve_ascii_control_characters(self):
+        """Optional[bool]: Preserves the embedded ASCII control characters when sourceFormat is set to CSV.
+
+        See:
+        https://cloud.google.com/bigquery/docs/reference/rest/v2/Job#JobConfigurationLoad.FIELDS.preserve_ascii_control_characters
+        """
+        return self._get_sub_prop("preserveAsciiControlCharacters")
+
+    @preserve_ascii_control_characters.setter
+    def preserve_ascii_control_characters(self, value):
+        self._set_sub_prop("preserveAsciiControlCharacters", bool(value))
+
     @property
     def projection_fields(self) -> Optional[List[str]]:
         """Optional[List[str]]: If

tests/unit/job/test_load_config.py

@@ -424,6 +424,20 @@ def test_null_marker_setter(self):
         config.null_marker = null_marker
         self.assertEqual(config._properties["load"]["nullMarker"], null_marker)
 
+    def test_preserve_ascii_control_characters_missing(self):
+        config = self._get_target_class()()
+        self.assertIsNone(config.preserve_ascii_control_characters)
+
+    def test_preserve_ascii_control_characters_hit(self):
+        config = self._get_target_class()()
+        config._properties["load"]["preserveAsciiControlCharacters"] = True
+        self.assertTrue(config.preserve_ascii_control_characters)
+
+    def test_preserve_ascii_control_characters_setter(self):
+        config = self._get_target_class()()
+        config.preserve_ascii_control_characters = True
+        self.assertTrue(config._properties["load"]["preserveAsciiControlCharacters"])
+
     def test_projection_fields_miss(self):
         config = self._get_target_class()()
         self.assertIsNone(config.projection_fields)