add tox tests

pyproject.toml

@@ -17,6 +17,7 @@ pytest = "^7.4.4"
 pytest-randomly = "^3.12.0"
 black = "^22.6.0"
 isort = "^5.10.1"
+tox = "^4.12.1"
 
 [build-system]
 requires = ["poetry-core>=1.0.0"]
@@ -27,3 +28,16 @@ obs = "scripts:ex_obs"
 sends = "scripts:ex_sends"
 xair = "scripts:test_xair"
 x32 = "scripts:test_x32"
+all = "scripts:test_all"
+
+[tool.tox]
+legacy_tox_ini = """
+[tox]
+envlist = py310,py311,py312
+
+[testenv]
+allowlist_externals = poetry
+commands =
+  poetry install -v
+  poetry run pytest tests/
+"""