Test suite executed from CI pipeline (#433)

* Test strategy & test cases

* Unit tests

* Integration tests

tests/unit/test_gateway/test_dispatch_serialize.py

@@ -0,0 +1,89 @@
+"""
+Tests for Gateway Dispatch Serialization
+"""
+
+import pytest
+from unittest.mock import MagicMock
+
+from trustgraph.gateway.dispatch.serialize import to_value, to_subgraph, serialize_value
+from trustgraph.schema import Value, Triple
+
+
+class TestDispatchSerialize:
+    """Test cases for dispatch serialization functions"""
+
+    def test_to_value_with_uri(self):
+        """Test to_value function with URI"""
+        input_data = {"v": "http://example.com/resource", "e": True}
+        
+        result = to_value(input_data)
+        
+        assert isinstance(result, Value)
+        assert result.value == "http://example.com/resource"
+        assert result.is_uri is True
+
+    def test_to_value_with_literal(self):
+        """Test to_value function with literal value"""
+        input_data = {"v": "literal string", "e": False}
+        
+        result = to_value(input_data)
+        
+        assert isinstance(result, Value)
+        assert result.value == "literal string"
+        assert result.is_uri is False
+
+    def test_to_subgraph_with_multiple_triples(self):
+        """Test to_subgraph function with multiple triples"""
+        input_data = [
+            {
+                "s": {"v": "subject1", "e": True},
+                "p": {"v": "predicate1", "e": True},
+                "o": {"v": "object1", "e": False}
+            },
+            {
+                "s": {"v": "subject2", "e": False},
+                "p": {"v": "predicate2", "e": True},
+                "o": {"v": "object2", "e": True}
+            }
+        ]
+        
+        result = to_subgraph(input_data)
+        
+        assert len(result) == 2
+        assert all(isinstance(triple, Triple) for triple in result)
+        
+        # Check first triple
+        assert result[0].s.value == "subject1"
+        assert result[0].s.is_uri is True
+        assert result[0].p.value == "predicate1"
+        assert result[0].p.is_uri is True
+        assert result[0].o.value == "object1"
+        assert result[0].o.is_uri is False
+        
+        # Check second triple
+        assert result[1].s.value == "subject2"
+        assert result[1].s.is_uri is False
+
+    def test_to_subgraph_with_empty_list(self):
+        """Test to_subgraph function with empty input"""
+        input_data = []
+        
+        result = to_subgraph(input_data)
+        
+        assert result == []
+
+    def test_serialize_value_with_uri(self):
+        """Test serialize_value function with URI value"""
+        value = Value(value="http://example.com/test", is_uri=True)
+        
+        result = serialize_value(value)
+        
+        assert result == {"v": "http://example.com/test", "e": True}
+
+    def test_serialize_value_with_literal(self):
+        """Test serialize_value function with literal value"""
+        value = Value(value="test literal", is_uri=False)
+        
+        result = serialize_value(value)
+        
+        assert result == {"v": "test literal", "e": False}