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annotate venv/lib/python2.7/site-packages/setuptools/tests/test_integration.py @ 0:d67268158946 draft

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planemo upload commit a3f181f5f126803c654b3a66dd4e83a48f7e203b
author bcclaywell
date Mon, 12 Oct 2015 17:43:33 -0400
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1 """Run some integration tests.
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2
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3 Try to install a few packages.
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4 """
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5
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6 import glob
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7 import os
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8 import sys
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9
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10 import pytest
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11
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12 from setuptools.command.easy_install import easy_install
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13 from setuptools.command import easy_install as easy_install_pkg
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14 from setuptools.dist import Distribution
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15 from setuptools.compat import urlopen
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16
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17
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18 def setup_module(module):
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19 packages = 'stevedore', 'virtualenvwrapper', 'pbr', 'novaclient'
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20 for pkg in packages:
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21 try:
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22 __import__(pkg)
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23 tmpl = "Integration tests cannot run when {pkg} is installed"
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24 pytest.skip(tmpl.format(**locals()))
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25 except ImportError:
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26 pass
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27
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28 try:
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29 urlopen('https://pypi.python.org/pypi')
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30 except Exception as exc:
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31 pytest.skip(reason=str(exc))
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32
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33
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34 @pytest.fixture
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35 def install_context(request, tmpdir, monkeypatch):
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36 """Fixture to set up temporary installation directory.
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37 """
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38 # Save old values so we can restore them.
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39 new_cwd = tmpdir.mkdir('cwd')
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40 user_base = tmpdir.mkdir('user_base')
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41 user_site = tmpdir.mkdir('user_site')
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42 install_dir = tmpdir.mkdir('install_dir')
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43
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44 def fin():
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45 # undo the monkeypatch, particularly needed under
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46 # windows because of kept handle on cwd
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47 monkeypatch.undo()
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48 new_cwd.remove()
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49 user_base.remove()
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50 user_site.remove()
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51 install_dir.remove()
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52 request.addfinalizer(fin)
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53
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54 # Change the environment and site settings to control where the
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55 # files are installed and ensure we do not overwrite anything.
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56 monkeypatch.chdir(new_cwd)
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57 monkeypatch.setattr(easy_install_pkg, '__file__', user_site.strpath)
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58 monkeypatch.setattr('site.USER_BASE', user_base.strpath)
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59 monkeypatch.setattr('site.USER_SITE', user_site.strpath)
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60 monkeypatch.setattr('sys.path', sys.path + [install_dir.strpath])
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61 monkeypatch.setenv('PYTHONPATH', os.path.pathsep.join(sys.path))
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62
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63 # Set up the command for performing the installation.
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64 dist = Distribution()
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65 cmd = easy_install(dist)
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66 cmd.install_dir = install_dir.strpath
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67 return cmd
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68
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69
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70 def _install_one(requirement, cmd, pkgname, modulename):
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71 cmd.args = [requirement]
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72 cmd.ensure_finalized()
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73 cmd.run()
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74 target = cmd.install_dir
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75 dest_path = glob.glob(os.path.join(target, pkgname + '*.egg'))
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76 assert dest_path
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77 assert os.path.exists(os.path.join(dest_path[0], pkgname, modulename))
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78
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79
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80 def test_stevedore(install_context):
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81 _install_one('stevedore', install_context,
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82 'stevedore', 'extension.py')
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83
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84
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85 @pytest.mark.xfail
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86 def test_virtualenvwrapper(install_context):
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87 _install_one('virtualenvwrapper', install_context,
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88 'virtualenvwrapper', 'hook_loader.py')
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89
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90
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91 def test_pbr(install_context):
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92 _install_one('pbr', install_context,
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93 'pbr', 'core.py')
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94
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95
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96 @pytest.mark.xfail
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97 def test_python_novaclient(install_context):
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98 _install_one('python-novaclient', install_context,
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99 'novaclient', 'base.py')