def test_without():
l1 = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 0.5,
'foo.c:3': 0.1
})
l2 = l1.without(l('foo.c:2'))
assert l2 == \
Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:3': 0.1
})
l3 = l2.without(l('foo.c:2'))
assert l3 == \
Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:3': 0.1
})
l4 = l3.without(l('foo.c:1'))
assert l4 == \
Localization.from_dict({
'foo.c:3': 0.1
})
with pytest.raises(darjeeling.exceptions.NoImplicatedLines):
l4.without(l('foo.c:3'))
def test_files():
loc = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 1.0,
'bar.c:1': 1.0
})
assert set(loc.files) == {'foo.c', 'bar.c'}
def test_to_and_from_dict():
loc = Localization({
l('foo.c:1'): 1.0,
l('foo.c:2'): 0.1,
l('foo.c:3'): 0.5,
l('bar.c:9'): 0.1
})
dict_expected = {
'foo.c:1': 1.0,
'foo.c:2': 0.1,
'foo.c:3': 0.5,
'bar.c:9': 0.1
}
assert loc.to_dict() == dict_expected
assert Localization.from_dict(dict_expected) == loc
def test_contains():
loc = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 1.0,
'foo.c:3': 1.0
})
assert l('foo.c:1') in loc
assert l('foo.c:2') in loc
assert l('foo.c:3') in loc
assert l('foo.c:4') not in loc
assert l('bar.c:1') not in loc
def test_get():
loc = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 0.5,
'foo.c:3': 0.1
})
assert loc[l('foo.c:1')] == 1.0
assert loc[l('foo.c:2')] == 0.5
assert loc[l('foo.c:3')] == 0.1
assert loc[l('foo.c:4')] == 0.0
assert loc[l('bar.c:1')] == 0.0
def test_iter():
loc = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 1.0,
'foo.c:3': 1.0
})
lines_expected = \
{l('foo.c:1'), l('foo.c:2'), l('foo.c:3')}
lines_actual = set(loc)
assert lines_expected == lines_actual
def test_eq():
l1 = Localization({
l('foo.c:1'): 1.0,
l('foo.c:2'): 0.1,
l('foo.c:3'): 0.5,
l('bar.c:9'): 0.1
})
l2 = Localization({
l('foo.c:1'): 1.0,
l('foo.c:2'): 0.1,
l('foo.c:3'): 0.5,
l('bar.c:9'): 0.1
})
l3 = Localization({l('foo.c:2'): 0.1, l('foo.c:3'): 0.5})
assert l1 == l2
assert l2 == l1
assert l1 != l3
assert l3 != l1
assert l2 != l3
assert l3 != l2
def obtain_localization(self, coverage):
# type: (TestSuiteCoverage) -> Localization
fn = self.app.pargs.localization
if not fn:
logger.info("no localization file provided")
logger.info("computing fault localization")
localization = start_repair.localize(coverage)
logger.info("computed fault localization:\n%s",
indent(repr(localization), 2))
else:
logger.info("loading localization from file: %s", fn)
localization = Localization.from_file(fn)
logger.info("loaded localization from file:\n%s",
indent(repr(localization), 2))
return localization
def test_exclude_files():
loc = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 1.0,
'foo.c:3': 1.0,
'bar.c:1': 1.0,
'bar.c:2': 1.0,
'woo.c:1': 1.0
})
assert len(loc.exclude_files([])) == 6
assert len(loc.exclude_files(['buzz.c'])) == 6
assert len(loc.exclude_files(['foo.c'])) == 3
assert len(loc.exclude_files(['bar.c'])) == 4
assert len(loc.exclude_files(['woo.c'])) == 5
assert len(loc.exclude_files(['bar.c', 'woo.c'])) == 3
assert len(loc.exclude_files(['bar.c', 'foo.c'])) == 1
def test_restrict_to_lines():
loc = Localization.from_dict({
'foo.c:1': 1.0,
'foo.c:2': 0.5,
'foo.c:3': 0.1
})
restricted_to = {l('foo.c:1'), l('foo.c:2')}
assert set(loc.restrict_to_lines(restricted_to)) == restricted_to
restricted_to = {l('foo.c:1'), l('foo.c:2'), l('bar.c:7')}
assert set(loc.restrict_to_lines(restricted_to)) == {
l('foo.c:1'), l('foo.c:2')}
restricted_to = {l('foo.c:1')}
assert set(loc.restrict_to_lines(restricted_to)) == restricted_to
with pytest.raises(darjeeling.exceptions.NoImplicatedLines):
loc.restrict_to_lines({})
def ld(lines: List[str]) -> Localization:
return Localization({l: 1.0 for l in fl(lines)})
def test_empty_throws_exception():
with pytest.raises(darjeeling.exceptions.NoImplicatedLines):
Localization({})
def localize(coverage):
# type: (TestSuiteCoverage) -> Localization
return Localization.from_coverage(coverage, metric)
