def test_ambiguous_hash(self, database):
x1 = Spec('a')
x1._hash = 'xy'
x1._concrete = True
x2 = Spec('a')
x2._hash = 'xx'
x2._concrete = True
database.add(x1, spack.store.layout)
database.add(x2, spack.store.layout)
# ambiguity in first hash character
self._check_raises(AmbiguousHashError, ['/x'])
# ambiguity in first hash character AND spec name
self._check_raises(AmbiguousHashError, ['a/x'])
def test_ambiguous_hash(self, mutable_database):
x1 = Spec('a')
x1.concretize()
x1._hash = 'xyyyyyyyyyyyyyyyyyyyyyyyyyyyyyyy'
x2 = Spec('a')
x2.concretize()
x2._hash = 'xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx'
mutable_database.add(x1, spack.store.layout)
mutable_database.add(x2, spack.store.layout)
# ambiguity in first hash character
self._check_raises(AmbiguousHashError, ['/x'])
# ambiguity in first hash character AND spec name
self._check_raises(AmbiguousHashError, ['a/x'])
def test_splice_with_cached_hashes(self, transitive):
spec = Spec('splice-t')
dep = Spec('splice-h+foo')
spec.concretize()
dep.concretize()
# monkeypatch hashes so we can test that they are cached
spec._hash = 'aaaaaa'
dep._hash = 'bbbbbb'
spec['splice-h']._hash = 'cccccc'
spec['splice-z']._hash = 'dddddd'
dep['splice-z']._hash = 'eeeeee'
out = spec.splice(dep, transitive=transitive)
out_z_expected = (dep if transitive else spec)['splice-z']
assert out.dag_hash() != spec.dag_hash()
assert (out['splice-h'].dag_hash() == dep.dag_hash()) == transitive
assert out['splice-z'].dag_hash() == out_z_expected.dag_hash()
def test_concretize_partial_old_dag_hash_spec(mock_packages, config):
# create an "old" spec with no package hash
bottom = Spec("dt-diamond-bottom").concretized()
delattr(bottom, "_package_hash")
dummy_hash = "zd4m26eis2wwbvtyfiliar27wkcv3ehk"
bottom._hash = dummy_hash
# add it to an abstract spec as a dependency
top = Spec("dt-diamond")
top.add_dependency_edge(bottom, ())
# concretize with the already-concrete dependency
top.concretize()
for spec in top.traverse():
assert spec.concrete
# make sure dag_hash is untouched
assert spec["dt-diamond-bottom"].dag_hash() == dummy_hash
assert spec["dt-diamond-bottom"]._hash == dummy_hash
# make sure package hash is NOT recomputed
assert not getattr(spec["dt-diamond-bottom"], '_package_hash', None)