Added test for sort_imports_in_place

Author: zomglings

tests/test_formatter.py

@@ -5,7 +5,7 @@
 import pytest
 
 from codeflash.code_utils.config_parser import parse_config_file
-from codeflash.code_utils.formatter import format_code, sort_imports
+from codeflash.code_utils.formatter import format_code, sort_imports, sort_imports_in_place
 
 
 def test_remove_duplicate_imports():
@@ -30,6 +30,23 @@ def test_sorting_imports():
     new_code = sort_imports(original_code)
     assert new_code == "import os\nimport sys\nimport unittest\n"
 
+def test_sort_imports_in_place():
+    """Test that sorting imports in place in multiple files works."""
+    original_code = "import sys\nimport unittest\nimport os\n"
+    expected_code = "import os\nimport sys\nimport unittest\n"
+
+    with tempfile.TemporaryDirectory() as tmpdir:
+        file_paths = []
+        for i in range(3):
+            file_path = Path(tmpdir) / f"test_file_{i}.py"
+            file_path.write_text(original_code, encoding="utf8")
+            file_paths.append(file_path)
+        
+        sort_imports_in_place(file_paths)
+        
+        for file_path in file_paths:
+            assert file_path.read_text(encoding="utf8") == expected_code
+
 
 def test_sort_imports_without_formatting():
     """Test that imports are sorted when formatting is disabled and should_sort_imports is True."""