def test_umr_reload_modules(user_module):
"""Test that the UMR only tries to reload user modules."""
# Create user module
user_module('foo3')
# Create UMR
umr = UserModuleReloader()
# Don't reload stdlib modules
import xml
assert not umr.is_module_reloadable(xml, 'xml')
# Don't reload third-party modules
import numpy
assert not umr.is_module_reloadable(numpy, 'numpy')
# Reload user modules
import foo3
assert umr.is_module_reloadable(foo3, 'foo3')
def test_umr_skip_cython(user_module):
"""
Test that the UMR doesn't try to reload modules when Cython
support is active.
"""
# Create user module
user_module('foo')
# Activate Cython support
os.environ['SPY_RUN_CYTHON'] = 'True'
# Create UMR
umr = UserModuleReloader()
import foo
assert umr.is_module_reloadable(foo, 'foo') == False
# Deactivate Cython support
os.environ['SPY_RUN_CYTHON'] = 'False'