def test_is_xxx_lid_property(self, lid: LID) -> None:
# LIDs must be either for bundles, collections, or products.
if lid.is_bundle_lid():
self.assertIsNotNone(lid.bundle_id)
self.assertIsNone(lid.collection_id)
self.assertIsNone(lid.product_id)
self.assertFalse(lid.is_collection_lid())
self.assertFalse(lid.is_product_lid())
elif lid.is_collection_lid():
self.assertIsNotNone(lid.bundle_id)
self.assertIsNotNone(lid.collection_id)
self.assertIsNone(lid.product_id)
self.assertFalse(lid.is_bundle_lid())
self.assertFalse(lid.is_product_lid())
elif lid.is_product_lid():
self.assertIsNotNone(lid.bundle_id)
self.assertIsNotNone(lid.collection_id)
self.assertIsNotNone(lid.product_id)
self.assertFalse(lid.is_bundle_lid())
self.assertFalse(lid.is_collection_lid())
else:
self.fail(
"One of is_bundle_lid(), is_collection_lid(), "
"or is_product_lid() must hold"
)
def is_sub_lid(parent_lid: LID, child_lid: LID) -> bool:
"""
Return true iff the first LID is the parent of the second.
"""
if child_lid.is_bundle_lid():
return False
else:
return child_lid.parent_lid() == parent_lid
class LIDVID(object):
"""Representation of a PDS4 LIDVID."""
def __init__(self, lidvid_str: str) -> None:
"""
Create a LIDVID object from a string, raising an exception if
the LIDVID string is malformed.
"""
segs = lidvid_str.split("::")
if len(segs) != 2:
raise ValueError(f"The number of {lidvid_str} segments: " +
f"{len(segs)}, exepct 2.")
self._lidvid = lidvid_str
self._lid = LID(segs[0])
self._vid = VID(segs[1])
@staticmethod
def create_from_lid_and_vid(lid: LID, vid: VID) -> "LIDVID":
return LIDVID(f"{lid}::{vid}")
def lid(self) -> LID:
return self._lid
def vid(self) -> VID:
return self._vid
def is_product_lidvid(self) -> bool:
"""Return True iff the LIDVID is a product LIDVID."""
return self._lid.is_product_lid()
def is_collection_lidvid(self) -> bool:
"""Return True iff the LIDVID is a collection LIDVID."""
return self._lid.is_collection_lid()
def is_bundle_lidvid(self) -> bool:
"""Return True iff the LIDVID is a bundle LIDVID."""
return self._lid.is_bundle_lid()
def next_major_lidvid(self) -> "LIDVID":
"""Return the next major LIDVID."""
return LIDVID(f"{self.lid()}::{self.vid().next_major_vid()}")
def next_minor_lidvid(self) -> "LIDVID":
"""Return the next minor LIDVID."""
return LIDVID(f"{self.lid()}::{self.vid().next_minor_vid()}")
def __eq__(self, other: object) -> bool:
if not isinstance(other, LIDVID):
return NotImplemented
return self.lid() == other.lid() and self.vid() == other.vid()
def __lt__(self, other: object) -> bool:
if not isinstance(other, LIDVID):
return NotImplemented
if self.lid() == other.lid():
return self.vid() < other.vid()
else:
return self.lid() < other.lid()
def __hash__(self) -> int:
return hash((self._lid, self._vid))
def __str__(self) -> str:
return self._lidvid
def __repr__(self) -> str:
return f"LIDVID({self._lidvid!r})"
