basic workspace model and repository implementation

tests/domain/test_workspaces.py

@@ -0,0 +1,36 @@
+import pytest
+from uuid import uuid4
+
+from atst.domain.exceptions import NotFoundError
+from atst.domain.workspaces import Workspaces
+
+from tests.factories import WorkspaceFactory, RequestFactory, TaskOrderFactory
+
+
+def test_can_create_workspace():
+    request = RequestFactory.create()
+    to = TaskOrderFactory.create()
+    workspace = Workspaces.create(request, to)
+    assert workspace.request == request
+    assert workspace.task_order == to
+    assert workspace.name == request.id
+
+    workspace = Workspaces.create(request, to, name="frugal-whale")
+    assert workspace.name == "frugal-whale"
+
+
+def test_can_get_workspace():
+    workspace = WorkspaceFactory.create()
+    found = Workspaces.get(workspace.id)
+    assert workspace == found
+
+
+def test_nonexistent_workspace_raises():
+    with pytest.raises(NotFoundError):
+        Workspaces.get(uuid4())
+
+
+def test_can_get_workspace_by_request():
+    workspace = WorkspaceFactory.create()
+    found = Workspaces.get_by_request(workspace.request)
+    assert workspace == found