def _analyze_variants_in_directive(pkg, constraint, directive, error_cls):
import spack.variant
variant_exceptions = (spack.variant.InconsistentValidationError,
spack.variant.MultipleValuesInExclusiveVariantError,
spack.variant.InvalidVariantValueError, KeyError)
errors = []
for name, v in constraint.variants.items():
try:
variant, _ = pkg.variants[name]
variant.validate_or_raise(v, pkg=pkg)
except variant_exceptions as e:
summary = pkg.name + ': wrong variant in "{0}" directive'
summary = summary.format(directive)
filename = spack.repo.path.filename_for_package_name(pkg.name)
error_msg = str(e).strip()
if isinstance(e, KeyError):
error_msg = 'the variant {0} does not exist'.format(error_msg)
err = error_cls(summary=summary,
details=[error_msg, 'in ' + filename])
errors.append(err)
return errors
def test_variant_defaults_listed_explicitly_in_values():
failing = []
for pkg in spack.repo.path.all_packages():
for variant_name, variant in pkg.variants.items():
vspec = variant.make_default()
try:
variant.validate_or_raise(vspec, pkg=pkg)
except spack.variant.InvalidVariantValueError:
failing.append((pkg.name, variant.name))
assert not failing
