def test_performed_mutation_ids():
source = "dict(a=b, c=d)"
context = Context(source=source)
mutate(context)
# we found two mutation points: mutate "a" and "c"
assert context.performed_mutation_ids == [
RelativeMutationID(source, 0, 0),
RelativeMutationID(source, 1, 0)
]
def test_perform_one_indexed_mutation():
assert mutate(
Context(source='1+1',
mutation_id=RelativeMutationID(line='1+1',
index=0,
line_number=0))) == ('2+1', 1)
assert mutate(
Context(source='1+1',
mutation_id=RelativeMutationID('1+1', 1,
line_number=0))) == ('1-1', 1)
assert mutate(
Context(source='1+1',
mutation_id=RelativeMutationID('1+1', 2,
line_number=0))) == ('1+2', 1)
def test_mutate_dict2():
source = "dict(a=b, c=d, e=f, g=h)"
assert mutate(
Context(source=source,
mutation_id=RelativeMutationID(
source, 3,
line_number=0))) == ("dict(a=b, c=d, e=f, gXX=h)", 1)
def test_bug_github_issue_162():
source = """
primes: List[int] = []
foo = 'bar'
"""
assert mutate(
Context(source=source,
mutation_id=RelativeMutationID("foo = 'bar'", 0,
2))) == (source.replace(
"'bar'", "'XXbarXX'"), 1)
def test_function_with_annotation():
source = "def capitalize(s : str):\n return s[0].upper() + s[1:] if s else s\n"
assert mutate(
Context(source=source,
mutation_id=RelativeMutationID(source.split('\n')[1],
0,
line_number=1))
) == (
"def capitalize(s : str):\n return s[1].upper() + s[1:] if s else s\n",
1)
def print_diffs(status):
mutants = mutants_by_status[status]
for mutant in sorted(mutants, key=lambda m: m.id):
diff = _get_unified_diff(
source,
filename,
RelativeMutationID(mutant.line.line, mutant.index,
mutant.line.line_number),
dict_synonyms,
update_cache=False)
f.write('<h3>Mutant %s</h3>' % mutant.id)
f.write('<pre>%s</pre>' % diff)
def mutation_id_from_pk(pk):
mutant = Mutant.get(id=pk)
return RelativeMutationID(line=mutant.line.line, index=mutant.index, line_number=mutant.line.line_number)
def test_mutate_dict():
source = "dict(a=b, c=d)"
assert mutate(
Context(source=source,
mutation_id=RelativeMutationID(
source, 1, line_number=0))) == ("dict(a=b, cXX=d)", 1)