def test_remove(self):
""" RECIPE RULE
REMOVE InstitutionName
REMOVE 00190010
"""
print("Test remove of public and private tags")
dicom_file = get_file(self.dataset)
field1name = "InstitutionName"
field2name = "00190010"
actions = [
{
"action": "REMOVE",
"field": field1name
},
{
"action": "REMOVE",
"field": field2name
},
]
recipe = create_recipe(actions)
dicom = read_file(dicom_file)
# Create a DicomParser to easily find fields
parser = DicomParser(dicom_file)
parser.parse()
# The first in the list is the highest level
field1 = list(parser.find_by_name(field1name).values())[0]
field2 = list(parser.find_by_name(field2name).values())[0]
self.assertIsNotNone(field1.element.value)
self.assertIsNotNone(field2.element.value)
result = replace_identifiers(
dicom_files=dicom_file,
deid=recipe,
save=False,
remove_private=False,
strip_sequences=False,
)
# Create a DicomParser to easily find fields
parser = DicomParser(result[0])
parser.parse()
# Removed means we don't find them
assert not parser.find_by_name(field1name)
assert not parser.find_by_name(field2name)
self.assertEqual(1, len(result))
with self.assertRaises(KeyError):
check1 = result[0][field1name].value
with self.assertRaises(KeyError):
check2 = result[0][field2name].value
def test_replace_with_constant(self):
""" RECIPE RULE
REPLACE AccessionNumber 987654321
REPLACE 00190010 NEWVALUE!
"""
print("Test replace tags with constant values")
dicom_file = get_file(self.dataset)
newfield1 = "AccessionNumber"
newvalue1 = "987654321"
newfield2 = "00190010"
newvalue2 = "NEWVALUE!"
actions = [
{
"action": "REPLACE",
"field": newfield1,
"value": newvalue1
},
{
"action": "REPLACE",
"field": newfield2,
"value": newvalue2
},
]
recipe = create_recipe(actions)
# Create a DicomParser to easily find fields
parser = DicomParser(dicom_file)
parser.parse()
# The first in the list is the highest level
field1 = list(parser.find_by_name(newfield1).values())[0]
field2 = list(parser.find_by_name(newfield2).values())[0]
self.assertNotEqual(newvalue1, field1.element.value)
self.assertNotEqual(newvalue2, field2.element.value)
result = replace_identifiers(
dicom_files=dicom_file,
deid=recipe,
save=False,
remove_private=False,
strip_sequences=False,
)
self.assertEqual(1, len(result))
self.assertEqual(newvalue1, result[0][newfield1].value)
self.assertEqual(newvalue2, result[0][newfield2].value)