Platform independent tests

dyn2py/files.py

@@ -316,8 +316,8 @@ class DynamoFile(File):
         self.python_nodes.remove(python_node_in_file)
         self.python_nodes.add(python_node)
 
-        # Update the dict:
-        node_dict["Code"] = python_node.code
+        # Update the dict, Dyn files are always CRLF:
+        node_dict["Code"] = "\r\n".join(python_node.code)
 
         self.modified = True
 
@@ -370,8 +370,8 @@ class DynamoFile(File):
 class PythonFile(File):
     """A Python file, subclass of File()"""
 
-    code: str
-    """The python code as a string."""
+    code: list[str]
+    """The python code."""
     header_data: dict
     """Parsed dict from the header of a python file."""
     text: str
@@ -431,7 +431,7 @@ class PythonFile(File):
                 header_string,
                 HEADER_SEPARATOR,
                 header_wrapper,
-                python_node.code
+                os.linesep.join(python_node.code)
             ])
 
             self.code = python_node.code
@@ -489,7 +489,7 @@ class PythonFile(File):
                         raise PythonFileException("Error reading header!")
                     self.header_data[line[0:sl]] = line[sl+1:]
 
-            self.code = os.linesep.join(python_lines[code_start_line:])
+            self.code = python_lines[code_start_line:]
             self.open_files.add(self)
 
             logging.debug(f"Header data from python file: {self.header_data}")
@@ -563,7 +563,7 @@ class PythonNode():
     """The id of the node"""
     engine: str
     """The engine of the node, IronPython2 or CPython3"""
-    code: str
+    code: list[str]
     """The full code"""
     checksum: str
     """The checksum of the code, for checking changes"""
@@ -599,7 +599,8 @@ class PythonNode():
             else:
                 self.engine = "IronPython2"
 
-            self.code = node_dict_from_dyn["Code"]
+            # It's read from a dynamo file, so separator is always CRLF
+            self.code = node_dict_from_dyn["Code"].split("\r\n")
 
             # Get the name of the node:
             self.name = next(
@@ -618,6 +619,7 @@ class PythonNode():
                 "_".join(filename_parts) + ".py")
             self.filepath = dynamo_file.dirpath.joinpath(self.filename)
 
+        # Initialize from a python file:
         elif python_file and not node_dict_from_dyn and not dynamo_file:
             self.id = python_file.header_data["py_id"]
             self.engine = python_file.header_data["py_engine"]
@@ -629,4 +631,5 @@ class PythonNode():
             raise PythonNodeException
 
         # Calculate checksum:
-        self.checksum = hashlib.md5(self.code.encode()).hexdigest()
+        checksums = [hashlib.md5(l.encode()).hexdigest() for l in self.code]
+        self.checksum = hashlib.md5("".join(checksums).encode()).hexdigest()