def test_rebuild_when_dependencies_change(self):
# Given.
data = self.data
depends = ["test_rebuild"]
s = ExtModule(data, root=self.root, depends=depends)
fname = self._create_dummy_module()
f_stat = os.stat(fname)
with self._add_root_to_sys_path():
# When
self.assertTrue(s.should_recompile())
s.build()
# Then.
self.assertFalse(s.should_recompile())
# Now lets re-create the module and try again.
# When.
fname = self._create_dummy_module()
# Update the timestamp to make it newer, otherwise we need to
# sleep.
os.utime(fname, (f_stat.st_atime, f_stat.st_mtime + 10))
# Then.
self.assertTrue(s.should_recompile())
def _check_compile(root):
with mock.patch('shutil.copy') as m:
s = ExtModule("print('hello')", root=root)
s.build()
if m.called:
# If it was called, do the copy to mimic the action.
shutil.copy(*m.call_args[0])
return m.call_count
