Files
the-littlest-jupyterhub/tests/test_conda.py
Min RK 1a3c48a500 Update base user environment to mambaforge 22.11.1-4
shift some duplicated code into utility functions and constants
2023-03-21 14:37:50 +01:00

64 lines
1.9 KiB
Python

"""
Test conda commandline wrappers
"""
from tljh import conda
from tljh import installer
import os
import pytest
import subprocess
import tempfile
@pytest.fixture(scope="module")
def prefix():
"""
Provide a temporary directory with a mambaforge conda environment
"""
machine = os.uname().machine
installer_url, checksum = installer._mambaforge_url()
with tempfile.TemporaryDirectory() as tmpdir:
with conda.download_miniconda_installer(
installer_url, checksum
) as installer_path:
conda.install_miniconda(installer_path, tmpdir)
conda.ensure_conda_packages(
tmpdir,
[
f"conda=={installer.MAMBAFORGE_CONDA_VERSION}",
f"mamba=={installer.MAMBAFORGE_MAMBA_VERSION}",
],
)
yield tmpdir
def test_ensure_packages(prefix):
"""
Test installing packages in conda environment
"""
conda.ensure_conda_packages(prefix, ["numpy"])
# Throws an error if this fails
subprocess.check_call([os.path.join(prefix, "bin", "python"), "-c", "import numpy"])
def test_ensure_pip_packages(prefix):
"""
Test installing pip packages in conda environment
"""
conda.ensure_conda_packages(prefix, ["pip"])
conda.ensure_pip_packages(prefix, ["numpy"])
# Throws an error if this fails
subprocess.check_call([os.path.join(prefix, "bin", "python"), "-c", "import numpy"])
def test_ensure_pip_requirements(prefix):
"""
Test installing pip packages with requirements.txt in conda environment
"""
conda.ensure_conda_packages(prefix, ["pip"])
with tempfile.NamedTemporaryFile() as f:
# Sample small package to test
f.write(b"there")
f.flush()
conda.ensure_pip_requirements(prefix, f.name)
subprocess.check_call([os.path.join(prefix, "bin", "python"), "-c", "import there"])