def test_read_known_private_tag_implicit(self):
fp = DicomBytesIO()
ds = Dataset()
ds.is_implicit_VR = True
ds.is_little_endian = True
ds[0x00410010] = RawDataElement(Tag(0x00410010), "LO", 8, b"ACME 3.2",
0, True, True)
ds[0x00411001] = RawDataElement(Tag(0x00411001), "US", 2, b"\x2A\x00",
0, True, True)
ds[0x00431001] = RawDataElement(Tag(0x00431001), "SH", 8, b"Unknown ",
0, True, True)
ds.save_as(fp)
ds = dcmread(fp, force=True)
elem = ds[0x00411001]
assert elem.VR == "UN"
assert elem.name == "Private tag data"
assert elem.value == b"\x2A\x00"
add_private_dict_entry("ACME 3.2", 0x00410001, "US", "Some Number")
ds = dcmread(fp, force=True)
elem = ds[0x00411001]
assert elem.VR == "US"
assert elem.name == "[Some Number]"
assert elem.value == 42
# Unknown private tag is handled as before
elem = ds[0x00431001]
assert elem.VR == "UN"
assert elem.name == "Private tag data"
assert elem.value == b"Unknown "
def test_add_private_entry(self):
with save_private_dict():
add_private_dict_entry('ACME 3.1', 0x10011101, 'DS', 'Test One',
'3')
entry = get_private_entry((0x1001, 0x0001), 'ACME 3.1')
assert 'DS' == entry[0] # VR
assert '3' == entry[1] # VM
assert 'Test One' == entry[2] # description
def test_add_private_entry_raises_for_non_private_tag(self):
msg = (
r"Non-private tags cannot be added using "
r"'add_private_dict_entries\(\)' \- use "
r"'add_dict_entries\(\)' instead"
)
with pytest.raises(ValueError, match=msg):
add_private_dict_entry('ACME 3.1', 0x10021101, 'DS', 'Test One')
def test_read_known_private_tag_explicit_no_lookup(
self, dont_replace_un_with_known_vr):
add_private_dict_entry("ACME 3.2", 0x00410003, "IS", "Another Number")
fp = DicomBytesIO()
ds = Dataset()
ds.is_implicit_VR = False
ds.is_little_endian = True
ds[0x00410010] = RawDataElement(Tag(0x00410010), "LO", 8, b"ACME 3.2",
0, False, True)
ds[0x00411003] = RawDataElement(Tag(0x00411003), "UN", 8, b"12345678",
0, False, True)
ds.save_as(fp)
ds = dcmread(fp, force=True)
elem = ds[0x00411003]
assert elem.VR == "UN"
assert elem.name == "[Another Number]"
assert elem.value == b"12345678"
def test_read_known_private_tag_explicit(self):
fp = DicomBytesIO()
ds = Dataset()
ds.is_implicit_VR = False
ds.is_little_endian = True
ds[0x00410010] = RawDataElement(Tag(0x00410010), "LO", 8, b"ACME 3.2",
0, False, True)
ds[0x00411002] = RawDataElement(Tag(0x00411002), "UN", 8, b"SOME_AET",
0, False, True)
ds.save_as(fp)
ds = dcmread(fp, force=True)
elem = ds[0x00411002]
assert elem.VR == "UN"
assert elem.name == "Private tag data"
assert elem.value == b"SOME_AET"
add_private_dict_entry("ACME 3.2", 0x00410002, "AE", "Some AET")
ds = dcmread(fp, force=True)
elem = ds[0x00411002]
assert elem.VR == "AE"
assert elem.name == "[Some AET]"
assert elem.value == "SOME_AET"
def test_add_private_entry_raises_for_non_private_tag(self):
with pytest.raises(ValueError,
match='Non-private tags cannot be '
'added using "add_private_dict_entries"'):
add_private_dict_entry('ACME 3.1', 0x10021101, 'DS', 'Test One')
def test_add_private_entry(self):
add_private_dict_entry('ACME 3.1', 0x10011101, 'DS', 'Test One', '3')
entry = get_private_entry((0x1001, 0x0001), 'ACME 3.1')
assert 'DS' == entry[0] # VR
assert '3' == entry[1] # VM
assert 'Test One' == entry[2] # description
def test_add_private_entry_raises_for_non_private_tag(self):
with pytest.raises(ValueError,
match='Non-private tags cannot be '
'added using "add_private_dict_entries"'):
add_private_dict_entry('ACME 3.1', 0x10021101, 'DS', 'Test One')
