Merged PR 378: Add create file/folder and file access requests

## Summary
Added requests in file system that allows:
- file to be created
- folder to be created
- file to be "accessed"

## Test process
https://dev.azure.com/ma-dev-uk/PrimAITE/_git/PrimAITE/pullrequest/378?_a=files&path=/tests/integration_tests/test_simulation/test_request_response.py

## Checklist
- [X] PR is linked to a **work item**
- [X] **acceptance criteria** of linked ticket are met
- [X] performed **self-review** of the code
- [X] written **tests** for any new functionality added with this PR
- [ ] updated the **documentation** if this PR changes or adds functionality
- [ ] written/updated **design docs** if this PR implements new functionality
- [ ] updated the **change log**
- [X] ran **pre-commit** checks for code style
- [ ] attended to any **TO-DOs** left in the code

Related work items: #2606

tests/integration_tests/game_layer/test_actions.py

@@ -329,6 +329,78 @@ def test_node_file_delete_integration(game_and_agent: Tuple[PrimaiteGame, ProxyA
     assert file.deleted
 
 
+def test_node_file_create(game_and_agent: Tuple[PrimaiteGame, ProxyAgent]):
+    """Test that a file is created."""
+    game, agent = game_and_agent
+
+    client_1 = game.simulation.network.get_node_by_hostname("client_1")  #
+
+    action = (
+        "NODE_FILE_CREATE",
+        {
+            "node_id": 0,
+            "folder_name": "test",
+            "file_name": "file.txt",
+        },
+    )
+    agent.store_action(action)
+    game.step()
+
+    assert client_1.file_system.get_file(folder_name="test", file_name="file.txt")
+
+
+def test_node_file_access(game_and_agent: Tuple[PrimaiteGame, ProxyAgent]):
+    """Test that the file access increments."""
+    game, agent = game_and_agent
+
+    client_1 = game.simulation.network.get_node_by_hostname("client_1")  #
+
+    action = (
+        "NODE_FILE_CREATE",
+        {
+            "node_id": 0,
+            "folder_name": "test",
+            "file_name": "file.txt",
+        },
+    )
+    agent.store_action(action)
+    game.step()
+
+    assert client_1.file_system.get_file(folder_name="test", file_name="file.txt").num_access == 0
+
+    action = (
+        "NODE_FILE_ACCESS",
+        {
+            "node_id": 0,
+            "folder_name": "test",
+            "file_name": "file.txt",
+        },
+    )
+    agent.store_action(action)
+    game.step()
+
+    assert client_1.file_system.get_file(folder_name="test", file_name="file.txt").num_access == 1
+
+
+def test_node_folder_create(game_and_agent: Tuple[PrimaiteGame, ProxyAgent]):
+    """Test that a folder is created."""
+    game, agent = game_and_agent
+
+    client_1 = game.simulation.network.get_node_by_hostname("client_1")  #
+
+    action = (
+        "NODE_FOLDER_CREATE",
+        {
+            "node_id": 0,
+            "folder_name": "test",
+        },
+    )
+    agent.store_action(action)
+    game.step()
+
+    assert client_1.file_system.get_folder(folder_name="test")
+
+
 def test_network_router_port_disable_integration(game_and_agent: Tuple[PrimaiteGame, ProxyAgent]):
     """Test that the NetworkPortDisableAction can form a request and that it is accepted by the simulation."""
     game, agent = game_and_agent

tests/integration_tests/test_simulation/test_request_response.py

@@ -15,6 +15,31 @@ from primaite.simulator.network.transmission.transport_layer import Port
 from tests.conftest import TestApplication, TestService
 
 
+def test_successful_node_file_system_creation_request(example_network):
+    """Tests that the file system requests."""
+    client_1 = example_network.get_node_by_hostname("client_1")
+    assert client_1.file_system.get_file(folder_name="root", file_name="test.txt") is None
+
+    response = example_network.apply_request(["node", "client_1", "file_system", "create", "file", "", "test.txt"])
+
+    assert response
+    assert client_1.file_system.get_file(folder_name="root", file_name="test.txt")
+
+    assert client_1.file_system.get_folder(folder_name="test_folder") is None
+
+    response = example_network.apply_request(["node", "client_1", "file_system", "create", "folder", "test_folder"])
+
+    assert response
+    assert client_1.file_system.get_folder(folder_name="test_folder")
+
+    assert client_1.file_system.get_file(folder_name="root", file_name="test.txt").num_access == 0
+
+    response = example_network.apply_request(["node", "client_1", "file_system", "access", "root", "test.txt"])
+
+    assert response
+    assert client_1.file_system.get_file(folder_name="root", file_name="test.txt").num_access == 1
+
+
 def test_successful_application_requests(example_network):
     net = example_network