def test_get_mass_changes(self):
"""Retrieve mass changes easily."""
actual = cm.get_mass_changes(self.log, min_path=2)
self.assertEqual(self.expected.query("revision == '1018'"), actual)
def test_get_mass_changes_on_indexed_log(self):
"""The function works when the input log is indexed."""
log = self.log.set_index(["revision", "path"])
actual = cm.get_mass_changes(log, min_path=2)
self.assertEqual(self.expected.query("revision == '1018'"), actual)
def test_get_mass_changes_on_changes_per_path(self):
"""Retrieve mass changes using changes_per_path."""
actual = cm.get_mass_changes(self.log, max_changes_per_path=5.0)
self.assertEqual(self.expected.query("revision == '1016'"), actual)
def test_get_no_mass_changes(self):
"""Handles case where no mass changes are found."""
actual = cm.get_mass_changes(self.log, min_path=100)
self.assertEqual((0, 4), actual.shape)