def test_cyclic_deps(self):
tracker = Tracker()
tracker.add_direct('A', ['B'])
tracker.add_direct('B', ['C'])
tracker.add_direct('C', ['A'])
self.assertEqual(['B', 'C'], tracker.dependencies_for('A'))
def test_basic(self):
tracker = Tracker()
tracker.add_direct('A', ['B', 'C'])
tracker.add_direct('B', ['C', 'E'])
tracker.add_direct('C', ['G'])
tracker.add_direct('D', ['A', 'F'])
tracker.add_direct('E', ['F'])
tracker.add_direct('F', ['H'])
self.assertEqual(['B', 'C', 'E', 'F', 'G', 'H'],
tracker.dependencies_for('A'))
self.assertEqual(['C', 'E', 'F', 'G', 'H'],
tracker.dependencies_for('B'))
self.assertEqual(['G'], tracker.dependencies_for('C'))
self.assertEqual(['A', 'B', 'C', 'E', 'F', 'G', 'H'],
tracker.dependencies_for('D'))
self.assertEqual(['F', 'H'], tracker.dependencies_for('E'))
self.assertEqual(['H'], tracker.dependencies_for('F'))
