def test_install_from_cache_ok(install_mockery, monkeypatch):
"""Test to ensure cover _install_from_cache to the return."""
spec = spack.spec.Spec('trivial-install-test-package')
spec.concretize()
monkeypatch.setattr(inst, '_try_install_from_binary_cache', _true)
monkeypatch.setattr(spack.hooks, 'post_install', _noop)
assert inst._install_from_cache(spec.package, True, True, False)
def test_install_from_cache_errors(install_mockery, capsys):
"""Test to ensure cover _install_from_cache errors."""
spec = spack.spec.Spec('trivial-install-test-package')
spec.concretize()
assert spec.concrete
# Check with cache-only
with pytest.raises(SystemExit):
inst._install_from_cache(spec.package, True, True, False)
captured = str(capsys.readouterr())
assert 'No binary' in captured
assert 'found when cache-only specified' in captured
assert not spec.package.installed_from_binary_cache
# Check when don't expect to install only from binary cache
assert not inst._install_from_cache(spec.package, False, True, False)
assert not spec.package.installed_from_binary_cache
