feat: explorer should return full length string (#125)

Author: mathislucka

src/deepset_mcp/tools/tokonomics/explorer.py

@@ -65,7 +65,12 @@ def explore(self, obj_id: str, path: str = "") -> str:
 
         # Generate header and body
         header = self._make_header(obj_id, path, obj)
-        body = self._get_pretty_repr(obj)
+
+        # We want the full length str if the (nested) object is a string
+        if isinstance(obj, str):
+            body = obj
+        else:
+            body = self._get_pretty_repr(obj)
 
         return f"{header}\n\n{body}"
 

test/unit/tools/tokonomics/test_explorer.py

@@ -412,3 +412,36 @@ def test_max_search_matches(self, store: ObjectStore) -> None:
         assert "Match 2:" in result
         assert "Match 3:" not in result  # Should be limited
         assert "and 2 more matches" in result
+
+    def test_explore_string_returns_full_string(self, store: ObjectStore, explorer: RichExplorer) -> None:
+        """Test that exploring a string object returns the full string without pretty formatting."""
+        test_string = "This is a test string with special characters: \n\t quotes 'single' and double"
+        obj_id = store.put(test_string)
+
+        result = explorer.explore(obj_id)
+
+        # Should contain the header
+        assert f"@{obj_id} → str" in result
+        # Should contain the full original string without quotes or escaping
+        assert test_string in result
+        # The body should be exactly the string (after the header)
+        lines = result.split("\n\n", 1)
+        body = lines[1] if len(lines) > 1 else ""
+        assert body == test_string
+
+    def test_explore_nested_string_returns_full_string(self, store: ObjectStore, explorer: RichExplorer) -> None:
+        """Test that exploring a nested string object returns the full string without pretty formatting."""
+        test_string = "Nested string with newlines\nand tabs\tand quotes 'test'"
+        test_data = {"content": test_string}
+        obj_id = store.put(test_data)
+
+        result = explorer.explore(obj_id, "content")
+
+        # Should contain the header for the nested path
+        assert f"@{obj_id}.content → str" in result
+        # Should contain the full original string
+        assert test_string in result
+        # Should not be wrapped in quotes like Rich Pretty would do
+        lines = result.split("\n\n", 1)
+        body = lines[1] if len(lines) > 1 else ""
+        assert body == test_string