def test_get_all_packages():
# preconditions
include_only = ['pip', 'pytest', 'faker']
tree = commands.get_package_tree(include_only=include_only)
# action
packages = commands.get_all_packages(tree=tree)
# verification
assert set(packages) == set(tree)
def test_get_required_package_version():
# preconditions
include_only = ['pytest']
tree = commands.get_package_tree(include_only=include_only)
packages = commands.get_all_packages(tree=tree)
dist_package = list(tree.keys())[0]
req_packages = packages[dist_package]
# action and verification
for package in req_packages:
version = commands.get_required_package_version(package=package)
assert version == (package.version_spec or VERSION_ANY)
def test_get_installed_package_version():
# preconditions
include_only = ['pytest']
tree = commands.get_package_tree(include_only=include_only)
packages = commands.get_all_packages(tree=tree)
dist_package = list(packages.keys())[0]
req_packages = packages[dist_package]
# action and verification
version = commands.get_installed_package_version(package=dist_package)
assert version == dist_package.version
for package in req_packages:
version = commands.get_installed_package_version(package=package)
assert version == package.installed_version
def test_package_list():
# preconditions
include_only = ['pip', 'pytest', 'faker']
tree = commands.get_package_tree(include_only=include_only)
packages = commands.get_all_packages(tree=tree)
expected_packages = [{
'name':
package.key.lower(),
'version':
commands.get_installed_package_version(package=package)
} for package in list(packages.keys())]
# action
package_list = commands.get_package_list(tree=tree)
# verification
for expected_package in expected_packages:
package = next((package for package in package_list
if package['name'] == expected_package['name']), None)
assert package['version'] == expected_package['version']