Simplify test

tests/scipy-notebook/data/cython/setup.py

@@ -1,9 +1,4 @@
 from setuptools import setup
 from Cython.Build import cythonize
-from pathlib import Path
 
-
-THIS_DIR = Path(__file__).parent.resolve()
-
-
-setup(ext_modules=cythonize(str(THIS_DIR / "helloworld.pyx")))
+setup(ext_modules=cythonize("helloworld.pyx"))

tests/scipy-notebook/test_cython.py

@@ -3,8 +3,6 @@
 
 import logging
 from pathlib import Path
-import shutil
-import tempfile
 
 from conftest import TrackedContainer
 
@@ -13,24 +11,18 @@ THIS_DIR = Path(__file__).parent.resolve()
 
 
 def test_cython(container: TrackedContainer) -> None:
-    data_dir = THIS_DIR / "data/cython"
-
-    with tempfile.TemporaryDirectory() as host_data_dir:
-        """We create temporary dir with the same content to mount it as a writeable folder
-        This allows to run this test in parallel many times
-        """
-        shutil.copy(data_dir / "helloworld.pyx", host_data_dir)
-        shutil.copy(data_dir / "setup.py", host_data_dir)
-
+    host_data_dir = THIS_DIR / "data/cython"
     cont_data_dir = "/home/jovyan/data"
-        command = "sleep infinity"
 
-        running_container = container.run_detached(
-            volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "rw"}},
+    logs = container.run_and_wait(
+        timeout=10,
+        volumes={str(host_data_dir): {"bind": cont_data_dir, "mode": "ro"}},
         tty=True,
-            command=["start.sh", "bash", "-c", command],
+        command=[
+            "start.sh",
+            "bash",
+            "-c",
+            f"cp -r {cont_data_dir}/ /tmp/test/ && cd /tmp/test && python3 setup.py build_ext",
+        ],
     )
-        command = f"python {cont_data_dir}/setup.py build_ext --inplace"
-        cmd = running_container.exec_run(command)
-        LOGGER.debug(cmd.output.decode("utf-8"))
-        assert cmd.exit_code == 0, f"Command {command} failed"
+    assert "building 'helloworld' extension" in logs