def test_multiple_dependencies(self):
raw = [
('s1', ('s1_db', ['alpha'])),
('s2', ('s2_db', ['bravo'])),
('s3', ('s3_db', ['charlie'])),
('s4', ('s4_db', ['delta'])),
]
dependencies = {
'alpha': ['bravo','delta'],
'bravo': ['charlie'],
'delta': ['charlie'],
}
ordered = simple.dependency_ordered(raw, dependencies=dependencies)
ordered_sigs = [sig for sig,aliases in ordered]
self.assertIn('s1', ordered_sigs)
self.assertIn('s2', ordered_sigs)
self.assertIn('s3', ordered_sigs)
self.assertIn('s4', ordered_sigs)
# Explicit dependencies
self.assertLess(ordered_sigs.index('s2'), ordered_sigs.index('s1'))
self.assertLess(ordered_sigs.index('s4'), ordered_sigs.index('s1'))
self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s2'))
self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s4'))
# Implicit dependencies
self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s1'))
def test_own_alias_dependency(self):
raw = [
('s1', ('s1_db', ['alpha', 'bravo']))
]
dependencies = {
'alpha': ['bravo']
}
with self.assertRaises(ImproperlyConfigured):
simple.dependency_ordered(raw, dependencies=dependencies)
# reordering aliases shouldn't matter
raw = [
('s1', ('s1_db', ['bravo', 'alpha']))
]
with self.assertRaises(ImproperlyConfigured):
simple.dependency_ordered(raw, dependencies=dependencies)
def test_simple_dependencies(self):
raw = [
('s1', ('s1_db', ['alpha'])),
('s2', ('s2_db', ['bravo'])),
('s3', ('s3_db', ['charlie'])),
]
dependencies = {
'alpha': ['charlie'],
'bravo': ['charlie'],
}
ordered = simple.dependency_ordered(raw, dependencies=dependencies)
ordered_sigs = [sig for sig,value in ordered]
self.assertIn('s1', ordered_sigs)
self.assertIn('s2', ordered_sigs)
self.assertIn('s3', ordered_sigs)
self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s1'))
self.assertLess(ordered_sigs.index('s3'), ordered_sigs.index('s2'))