chore(python-provider): add test without errorCode in response (#2056)

Signed-off-by: Thomas Poignant <[email protected]>

openfeature/providers/python-provider/tests/mock_responses/bool_targeting_match_no_error_field.json

@@ -0,0 +1,10 @@
+{
+  "trackEvents": true,
+  "variationType": "True",
+  "failed": false,
+  "version": "1.0.0",
+  "reason": "TARGETING_MATCH",
+  "value": true,
+  "metadata": {"test": "test1", "test2": false, "test3": 123.3},
+  "cacheable": true
+}

openfeature/providers/python-provider/tests/test_gofeatureflag_python_provider.py

@@ -207,6 +207,25 @@ def test_should_resolve_a_valid_boolean_flag_with_targeting_match_reason(mock_re
     assert res == want
 
 
+@patch("urllib3.poolmanager.PoolManager.request")
+def test_should_resolve_a_valid_boolean_flag_with_targeting_match_reason_without_error_code(
+    mock_request,
+):
+    flag_key = "bool_targeting_match_no_error_field"
+    default_value = False
+    res = _generic_test(
+        mock_request, flag_key, default_value, _default_evaluation_ctx, "bool"
+    )
+    want: FlagEvaluationDetails = FlagEvaluationDetails(
+        flag_key=flag_key,
+        value=True,
+        variant="True",
+        reason=Reason.TARGETING_MATCH,
+        flag_metadata={"test": "test1", "test2": False, "test3": 123.3},
+    )
+    assert res == want
+
+
 @patch("urllib3.poolmanager.PoolManager.request")
 def test_should_return_custom_reason_if_returned_by_relay_proxy(mock_request):
     flag_key = "unknown_reason"