def test_prepend_dir_path(self) -> None:
tech_json = {
"name":
"My Technology Library",
"installs": [{
"path": "test",
"base var": "" # means relative to tech dir
}],
"libraries": []
}
tech_dir = "/tmp/path" # should not be used
tech = hammer_tech.HammerTechnology.load_from_json(
"dummy28", json.dumps(tech_json, indent=2), tech_dir)
# Check that a tech-provided prefix works fine
self.assertEqual("{0}/water".format(tech_dir),
tech.prepend_dir_path("test/water"))
self.assertEqual("{0}/fruit".format(tech_dir),
tech.prepend_dir_path("test/fruit"))
# Check that a non-existent prefix gives an error
with self.assertRaises(ValueError):
tech.prepend_dir_path("badprefix/file")
# Check that a lib's custom prefix works
from hammer_vlsi.hammer_tool import ExtraLibrary
lib = ExtraLibrary(library=hammer_tech.library_from_json(
"""{"milkyway techfile": "custom/chair"}"""),
prefix=hammer_tech.PathPrefix(
prefix="custom",
path="/tmp/custom")).store_into_library()
self.assertEqual("{0}/hat".format("/tmp/custom"),
tech.prepend_dir_path("custom/hat", lib))
def test_extra_prefixes(self) -> None:
"""
Test that extra_prefixes works properly as a property.
"""
lib = hammer_tech.library_from_json('{"openaccess techfile": "test/oa"}') # type: hammer_tech.Library
prefixes_orig = [hammer_tech.PathPrefix(prefix="test", path="/tmp/test")]
prefixes = [hammer_tech.PathPrefix(prefix="test", path="/tmp/test")]
lib.extra_prefixes = prefixes
# Check that we get the original back even after mutating the original list.
prefixes.append(hammer_tech.PathPrefix(prefix="bar", path="/tmp/bar"))
self.assertEqual(lib.extra_prefixes, prefixes_orig)
prefixes2 = lib.extra_prefixes
# Check that we don't mutate the copy stored in the lib if we mutate after getting it
prefixes2.append(hammer_tech.PathPrefix(prefix="bar", path="/tmp/bar"))
self.assertEqual(lib.extra_prefixes, prefixes_orig)
