def test_str_repr():
assert repr(Q(module='a', function='b')).endswith(
"predicates.Query: query_eq=(('function', 'b'), ('module', 'a'))>")
assert str(Q(module='a',
function='b')) == "Query(function='b', module='a')"
assert repr(Q(
module='a')).endswith("predicates.Query: query_eq=(('module', 'a'),)>")
assert str(Q(module='a')) == "Query(module='a')"
assert "predicates.When: condition=<hunter." in repr(
Q(module='a', action=C('foo')))
assert "predicates.Query: query_eq=(('module', 'a'),)>, actions=('foo',)>" in repr(
Q(module='a', action=C('foo')))
assert str(Q(module='a',
action=C('foo'))) == "When(Query(module='a'), 'foo')"
assert "predicates.Not: predicate=<hunter." in repr(~Q(module='a'))
assert "predicates.Query: query_eq=(('module', 'a'),)>>" in repr(~Q(
module='a'))
assert str(~Q(module='a')) == "Not(Query(module='a'))"
assert "predicates.Or: predicates=(<hunter." in repr(
Q(module='a') | Q(module='b'))
assert "predicates.Query: query_eq=(('module', 'a'),)>, " in repr(
Q(module='a') | Q(module='b'))
assert repr(Q(module='a') | Q(module='b')).endswith(
"predicates.Query: query_eq=(('module', 'b'),)>)>")
assert str(Q(module='a')
| Q(module='b')) == "Or(Query(module='a'), Query(module='b'))"
assert "predicates.And: predicates=(<hunter." in repr(
Q(module='a') & Q(module='b'))
assert "predicates.Query: query_eq=(('module', 'a'),)>," in repr(
Q(module='a') & Q(module='b'))
assert repr(Q(module='a') & Q(module='b')).endswith(
"predicates.Query: query_eq=(('module', 'b'),)>)>")
assert str(Q(module='a')
& Q(module='b')) == "And(Query(module='a'), Query(module='b'))"
assert repr(From(module='a', depth_lte=2)).replace(
'<hunter._', '<hunter.'
) == (
"<hunter.predicates.From: condition=<hunter.predicates.Query: query_eq=(('module', 'a'),)>, "
"predicate=<hunter.predicates.Query: query_lte=(('depth', 2),)>, watermark=0>"
)
assert str(From(module='a', depth_gte=2)
) == "From(Query(module='a'), Query(depth_gte=2), watermark=0)"
assert repr(Backlog(module='a', action=CodePrinter, size=2)).replace(
'<hunter._', '<hunter.'
).startswith(
"<hunter.predicates.Backlog: condition=<hunter.predicates.Query: query_eq=(('module', 'a'),)>, "
"size=2, stack=10, vars=False, action=CodePrinter")
assert repr(Debugger()) == "Debugger(klass=<class 'pdb.Pdb'>, kwargs={})"
assert str(Debugger()) == "Debugger(klass=<class 'pdb.Pdb'>, kwargs={})"
assert repr(Manhole()) == 'Manhole(options={})'
assert str(Manhole()) == 'Manhole(options={})'
def test_debugger(LineMatcher):
out = StringIO()
calls = []
class FakePDB:
def __init__(self, foobar=1):
calls.append(foobar)
def set_trace(self, frame):
calls.append(frame.f_code.co_name)
with hunter.trace(lambda event: event.locals.get("node") == "Foobar",
module="test_hunter",
function="foo",
actions=[
CodePrinter,
VarsPrinter("a",
"node",
"foo",
"test_debugger",
globals=True,
stream=out),
Debugger(klass=FakePDB, foobar=2)
]):
def foo():
a = 1
node = "Foobar"
node += "x"
a += 2
return a
foo()
print(out.getvalue())
assert calls == [2, 'foo']
lm = LineMatcher(out.getvalue().splitlines())
pprint(lm.lines)
lm.fnmatch_lines_random([
"* test_debugger => <function test_debugger at *",
"* node => 'Foobar'",
"* a => 1",
])
def test_debugger(LineMatcher):
out = StringIO()
calls = []
class FakePDB:
def __init__(self, foobar=1):
calls.append(foobar)
def set_trace(self, frame):
calls.append(frame.f_code.co_name)
with hunter.trace(lambda event: event.locals.get('node') == 'Foobar',
module='test_hunter',
function='foo',
actions=[
CodePrinter,
VarsPrinter('a',
'node',
'foo',
'test_debugger',
stream=out),
Debugger(klass=FakePDB, foobar=2)
]):
def foo():
a = 1
node = 'Foobar'
node += 'x'
a += 2
return a
foo()
print(out.getvalue())
assert calls == [2, 'foo']
lm = LineMatcher(out.getvalue().splitlines())
pprint(lm.lines)
lm.fnmatch_lines_random([
"* [[]test_debugger => <function test_debugger at *[]]",
"* [[]node => 'Foobar'[]]",
"* [[]a => 1[]]",
])