def test_check_installed(get_distribution):
"It should be possible to check if a certain package is currently installed"
get_distribution.return_value = True
Env({}).check_installed('gherkin==0.1.0').should.be.true
get_distribution.side_effect = pkg_resources.VersionConflict
Env({}).check_installed('gherkin==0.1.0').should.be.false
get_distribution.side_effect = pkg_resources.DistributionNotFound
Env({}).check_installed('gherkin==0.1.0').should.be.false
def test_request_install_cached_package():
"Request the installation of a cached package"
# Given that I have a loaded local cache
index = Index('')
index.storage = {'gherkin': {'0.1.0': ['storage1/gherkin-0.1.0.tar.gz']}}
# And that I have an environment associated with that local cache
env = Env(conf={'index': index})
env.check_installed = Mock(return_value=False)
env.services['download'] = Mock()
env.services['install'] = Mock()
env.services['curdling'] = Mock()
# When I request an installation of a package
env.request_install('gherkin==0.1.0')
# Then I see that, since the package was not installed, the locall cache
# was queried and returned the right entry
env.check_installed.assert_called_once_with('gherkin==0.1.0')
# And I see that the install queue was populated
env.services['curdling'].queue.assert_called_once_with(
'gherkin==0.1.0', 'main', path='storage1/gherkin-0.1.0.tar.gz')
# And that the download queue was not touched
env.services['download'].queue.called.should.be.false
env.services['install'].queue.called.should.be.false
def test_request_install_cached_package():
"Request the installation of a cached package"
# Given that I have a loaded local cache
index = Index('')
index.storage = {'gherkin': {'0.1.0': ['storage1/gherkin-0.1.0.tar.gz']}}
# And that I have an environment associated with that local cache
env = Env(conf={'index': index})
env.check_installed = Mock(return_value=False)
env.services['download'] = Mock()
env.services['install'] = Mock()
env.services['curdling'] = Mock()
# When I request an installation of a package
env.request_install('gherkin==0.1.0')
# Then I see that, since the package was not installed, the locall cache
# was queried and returned the right entry
env.check_installed.assert_called_once_with('gherkin==0.1.0')
# And I see that the install queue was populated
env.services['curdling'].queue.assert_called_once_with(
'gherkin==0.1.0', 'main', path='storage1/gherkin-0.1.0.tar.gz')
# And that the download queue was not touched
env.services['download'].queue.called.should.be.false
env.services['install'].queue.called.should.be.false
def test_request_install_installed_package():
"Request the installation of an already installed package"
# Given that I have an environment
index = Mock()
env = Env(conf={'index': index})
env.check_installed = Mock(return_value=True)
env.services['download'] = Mock()
# When I request an installation of a package
env.request_install('gherkin==0.1.0').should.be.true
# Then I see that, since the package was installed, the local cache was not
# queried
env.check_installed.assert_called_once_with('gherkin==0.1.0')
env.index.get.called.should.be.false
# And then I see that the download queue was not touched
env.services['download'].queue.called.should.be.false
def test_install_package():
"It should possible to install wheels"
# Given that I have an installer configured with a loaded index
index = Index(FIXTURE('storage2'))
index.scan()
installer = Installer(index=index)
# When I request a curd to be created
installer.install('gherkin==0.1.0',
('main', {
'path': index.get('gherkin==0.1.0;whl')
}))
# Then I see that the package was installed
Env({}).check_installed('gherkin==0.1.0').should.be.true
# And I uninstall the package
Env({}).uninstall('gherkin==0.1.0')
def test_request_install_no_cache():
"Request the installation of a package when there is no cache"
# Given that I have an environment
index = Mock()
index.get.side_effect = PackageNotFound('gherkin==0.1.0', 'whl')
env = Env(conf={'index': index})
env.check_installed = Mock(return_value=False)
env.services['download'] = Mock()
# When I request an installation of a package
env.request_install('gherkin==0.1.0')
# Then I see that the caches were checked
env.check_installed.assert_called_once_with('gherkin==0.1.0')
list(env.index.get.call_args_list).should.equal([
call('gherkin==0.1.0;whl'),
call('gherkin==0.1.0;~whl'),
])
# And then I see that the download queue was populated
env.services['download'].queue.assert_called_once_with(
'gherkin==0.1.0', 'main')
def test_request_install_installed_package():
"Request the installation of an already installed package"
# Given that I have an environment
index = Mock()
env = Env(conf={'index': index})
env.check_installed = Mock(return_value=True)
env.services['download'] = Mock()
# When I request an installation of a package
env.request_install('gherkin==0.1.0').should.be.true
# Then I see that, since the package was installed, the local cache was not
# queried
env.check_installed.assert_called_once_with('gherkin==0.1.0')
env.index.get.called.should.be.false
# And then I see that the download queue was not touched
env.services['download'].queue.called.should.be.false
def test_request_install_no_cache():
"Request the installation of a package when there is no cache"
# Given that I have an environment
index = Mock()
index.get.side_effect = PackageNotFound('gherkin==0.1.0', 'whl')
env = Env(conf={'index': index})
env.check_installed = Mock(return_value=False)
env.services['download'] = Mock()
# When I request an installation of a package
env.request_install('gherkin==0.1.0')
# Then I see that the caches were checked
env.check_installed.assert_called_once_with('gherkin==0.1.0')
list(env.index.get.call_args_list).should.equal([
call('gherkin==0.1.0;whl'),
call('gherkin==0.1.0;~whl'),
])
# And then I see that the download queue was populated
env.services['download'].queue.assert_called_once_with(
'gherkin==0.1.0', 'main')
