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._full_hash = 'aaaaaa'
spec._build_hash = 'aaaaaa'
dep._full_hash = 'bbbbbb'
dep._build_hash = 'bbbbbb'
spec['splice-h']._full_hash = 'cccccc'
spec['splice-h']._build_hash = 'cccccc'
spec['splice-z']._full_hash = 'dddddd'
spec['splice-z']._build_hash = 'dddddd'
dep['splice-z']._full_hash = 'eeeeee'
dep['splice-z']._build_hash = 'eeeeee'
out = spec.splice(dep, transitive=transitive)
out_z_expected = (dep if transitive else spec)['splice-z']
assert out.full_hash() != spec.full_hash()
assert (out['splice-h'].full_hash() == dep.full_hash()) == transitive
assert out['splice-z'].full_hash() == out_z_expected.full_hash()
assert out.build_hash() != spec.build_hash()
assert (out['splice-h'].build_hash() == dep.build_hash()) == transitive
assert out['splice-z'].build_hash() == out_z_expected.build_hash()
def test_splice(self, transitive):
# Tests the new splice function in Spec using a somewhat simple case
# with a variant with a conditional dependency.
# TODO: Test being able to splice in different provider for a virtual.
# Example: mvapich for mpich.
spec = Spec('splice-t')
dep = Spec('splice-h+foo')
spec.concretize()
dep.concretize()
# Sanity checking that these are not the same thing.
assert dep.dag_hash() != spec['splice-h'].dag_hash()
assert dep.build_hash() != spec['splice-h'].build_hash()
# Do the splice.
out = spec.splice(dep, transitive)
# Returned spec should still be concrete.
assert out.concrete
# Traverse the spec and assert that all dependencies are accounted for.
for node in spec.traverse():
assert node.name in out
# If the splice worked, then the full hash of the spliced dep should
# now match the full hash of the build spec of the dependency from the
# returned spec.
out_h_build = out['splice-h'].build_spec
assert out_h_build.full_hash() == dep.full_hash()
# Transitivity should determine whether the transitive dependency was
# changed.
expected_z = dep['splice-z'] if transitive else spec['splice-z']
assert out['splice-z'].full_hash() == expected_z.full_hash()
# Sanity check build spec of out should be the original spec.
assert (out['splice-t'].build_spec.full_hash() ==
spec['splice-t'].full_hash())
# Finally, the spec should know it's been spliced:
assert out.spliced
def test_external_packages_have_consistent_hash(self):
if spack.config.get('config:concretizer') == 'original':
pytest.skip('This tests needs the ASP-based concretizer')
s, t = Spec('externaltool'), Spec('externaltool')
s._old_concretize(), t._new_concretize()
assert s.dag_hash() == t.dag_hash()
assert s.build_hash() == t.build_hash()
assert s.full_hash() == t.full_hash()
