test_ok1/py/apigen/tracer/testing/test_docgen.py

449 lines
13 KiB
Python

""" test doc generation
"""
import py
import sys
#try:
from py.__.apigen.tracer.tracer import DocStorage, Tracer
from py.__.apigen.tracer.docstorage import DocStorageAccessor
from py.__.apigen.tracer.testing.runtest import cut_pyc
from py.__.apigen.tracer.description import FunctionDesc
from py.__.apigen.tracer import model
from py.__.apigen.tracer.permastore import PermaDocStorage
# from pypy.annotation import model
#except ImportError, s:
# py.test.skip("Cannot import: %s" % str(s))
#def setup_module(mod):
# data_path = py.path.local(mod.__file__).dirpath().join("data")
# sys.path.insert(0, str(data_path))
# XXX: Perma doc storage disabled a bit
sorted = py.builtin.sorted
set = py.builtin.set
def fun(a, b, c):
"Some docstring"
return "d"
def test_basic():
descs = {"fun":fun}
ds = DocStorage().from_dict(descs)
t = Tracer(ds)
t.start_tracing()
fun(1, ("g", 3), 8)
fun(2., ("a", 1.), "a")
t.end_tracing()
desc = ds.descs['fun']
inputcells = desc.inputcells
assert len(inputcells) == 3
assert isinstance(inputcells[0], model.SomeUnion)
assert isinstance(inputcells[1], model.SomeTuple)
assert isinstance(inputcells[2], model.SomeUnion)
assert isinstance(desc.retval, model.SomeString)
cs = sorted(desc.call_sites.keys())
assert len(cs) == 2
f_name = cut_pyc(__file__)
assert len(cs[0]) == 1
assert len(cs[1]) == 1
assert cs[1][0].filename == f_name
# lines are counted from 0
num = test_basic.func_code.co_firstlineno
assert cs[1][0].lineno == num + 4 or cs[1][0].lineno == num + 5
assert cs[0][0].filename == f_name
assert cs[0][0].lineno == num + 5 or cs[0][0].lineno == num + 4
if 0:
pds = PermaDocStorage(DocStorageAccessor(ds))
assert pds.get_function_names() == ['fun']
sig = pds.get_function_signature('fun')
assert sig[0][0][0] == 'a'
assert isinstance(sig[0][0][1], model.SomeUnion)
assert len(pds.get_function_callpoints('fun')) == 2
class AClass(object):
""" Class docstring
"""
def __init__(self, b="blah"):
pass
def exposed_method(self, a, b, c):
""" method docstring
"""
return self._hidden_method()
def _hidden_method(self):
""" should not appear
"""
return "z"
class ANotherClass(AClass):
def another_exposed_method(self, a):
# no docstring
return a
def test_class():
descs = {'AClass':AClass}
ds = DocStorage().from_dict(descs)
t = Tracer(ds)
t.start_tracing()
s = AClass()
s.exposed_method(1, 2., [1,2,3])
t.end_tracing()
desc = ds.descs['AClass']
inputcells = desc.fields['__init__'].inputcells
assert len(inputcells) == 2
assert isinstance(inputcells[0], model.SomeInstance)
#assert inputcells[0].classdef.classdesc.pyobj is SomeClass
# XXX: should work
assert isinstance(inputcells[1], model.SomeString)
f_name = __file__
if f_name.endswith('.pyc'):
f_name = f_name[:-1]
cs = sorted(desc.fields['__init__'].call_sites.keys())
assert len(cs) == 1
assert len(cs[0]) == 1
assert cs[0][0].filename == f_name
assert cs[0][0].lineno == test_class.func_code.co_firstlineno + 4
# method check
assert sorted(desc.getfields()) == ['__init__', 'exposed_method']
inputcells = desc.fields['exposed_method'].inputcells
assert len(inputcells) == 4
assert isinstance(inputcells[0], model.SomeInstance)
#assert inputcells[0].classdef.classdesc.pyobj is SomeClass
# XXX should work
assert isinstance(inputcells[1], model.SomeInt)
assert isinstance(inputcells[2], model.SomeFloat)
assert isinstance(inputcells[3], model.SomeList)
assert isinstance(desc.fields['exposed_method'].retval, model.SomeString)
if 0:
pds = PermaDocStorage(DocStorageAccessor(ds))
assert pds.get_class_names() == ['AClass']
assert len(pds.get_function_signature('AClass.exposed_method')[0]) == 4
def other_fun():
pass
def test_add_desc():
ds = DocStorage().from_dict({})
ds.add_desc("one", fun)
ds.add_desc("one", other_fun)
assert sorted(ds.descs.keys()) == ["one", "one_1"]
assert isinstance(ds.descs["one"], FunctionDesc)
assert isinstance(ds.descs["one_1"], FunctionDesc)
assert ds.descs["one"].pyobj is fun
assert ds.descs["one_1"].pyobj is other_fun
assert ds.desc_cache[ds.descs["one"]] is ds.descs["one"]
assert ds.desc_cache[ds.descs["one_1"]] is ds.descs["one_1"]
def test_while_call():
ds = DocStorage().from_dict({"other_fun":other_fun})
t = Tracer(ds)
t.start_tracing()
for x in xrange(8):
other_fun()
t.end_tracing()
desc = ds.descs["other_fun"]
assert len(desc.call_sites.keys()) == 1
#assert isinstance(desc.call_sites.values()[0][0], py.code.Frame)
if 0:
pds = PermaDocStorage(DocStorageAccessor(ds))
assert len(pds.get_function_callpoints("other_fun")) == 1
class A(object):
def method(self, x):
self.x = x
class B:
def method(self, x):
self.x = x
def test_without_init():
ds = DocStorage().from_dict({'A':A, 'B':B})
t = Tracer(ds)
t.start_tracing()
x = A()
y = B()
x.method(3)
y.method(4)
t.end_tracing()
assert isinstance(ds.descs['A'].fields['method'].inputcells[1],
model.SomeInt)
assert isinstance(ds.descs['B'].fields['method'].inputcells[1],
model.SomeInt)
if 0:
pds = PermaDocStorage(DocStorageAccessor(ds))
def test_local_changes():
class testclass(object):
def __init__(self):
self.foo = 0
def bar(self, x):
self.foo = x
ds = DocStorage().from_dict({'testclass': testclass})
t = Tracer(ds)
t.start_tracing()
c = testclass()
c.bar(1)
t.end_tracing()
desc = ds.descs['testclass']
methdesc = desc.fields['bar']
#assert methdesc.old_dict != methdesc.new_dict
assert methdesc.get_local_changes() == {'foo': set(['changed'])}
return ds
def test_local_changes_nochange():
class testclass(object):
def __init__(self):
self.foo = 0
def bar(self, x):
self.foo = x
ds = DocStorage().from_dict({'testclass': testclass})
t = Tracer(ds)
t.start_tracing()
c = testclass()
t.end_tracing()
desc = ds.descs['testclass']
methdesc = desc.fields['bar']
assert methdesc.get_local_changes() == {}
return ds
def test_multiple_classes_with_same_init():
class A:
def __init__(self, x):
self.x = x
class B(A):
pass
ds = DocStorage().from_dict({'A':A, 'B':B})
t = Tracer(ds)
t.start_tracing()
c = A(3)
d = B(4)
t.end_tracing()
assert len(ds.descs['A'].fields['__init__'].call_sites) == 1
assert len(ds.descs['B'].fields['__init__'].call_sites) == 1
return ds
def test_exception_raise():
def x():
1/0
def y():
try:
x()
except ZeroDivisionError:
pass
def z():
y()
ds = DocStorage().from_dict({'x':x, 'y':y, 'z':z})
t = Tracer(ds)
t.start_tracing()
z()
t.end_tracing()
assert ds.descs['x'].exceptions.keys() == [ZeroDivisionError]
assert ds.descs['y'].exceptions.keys() == [ZeroDivisionError]
assert ds.descs['z'].exceptions.keys() == []
return ds
def test_subclass():
descs = {'ANotherClass': ANotherClass}
ds = DocStorage().from_dict(descs)
t = Tracer(ds)
t.start_tracing()
s = ANotherClass('blah blah')
s.another_exposed_method(1)
t.end_tracing()
desc = ds.descs['ANotherClass']
assert len(desc.fields) == 4
inputcells = desc.fields['__init__'].inputcells
assert len(inputcells) == 2
inputcells = desc.fields['another_exposed_method'].inputcells
assert len(inputcells) == 2
bases = desc.bases
assert len(bases) == 2
return ds
def test_bases():
class A:
pass
class B:
pass
class C(A,B):
pass
ds = DocStorage().from_dict({'C':C, 'B':B})
dsa = DocStorageAccessor(ds)
for desc in dsa.get_possible_base_classes('C'):
assert desc is ds.descs['B'] or desc.is_degenerated
return ds
def test_desc_from_pyobj():
class A:
pass
class B(A):
pass
ds = DocStorage().from_dict({'A': A, 'B': B})
dsa = DocStorageAccessor(ds)
assert dsa.desc_from_pyobj(A, 'A') is ds.descs['A']
return ds
def test_method_origin():
class A:
def foo(self):
pass
class B(A):
def bar(self):
pass
class C(B):
pass
ds = DocStorage().from_dict({'C': C, 'B': B})
dsa = DocStorageAccessor(ds)
origin = dsa.get_method_origin('C.bar')
assert origin is ds.descs['B']
return ds
def test_multiple_methods():
class A(object):
def meth(self):
pass
class B(A):
pass
class C(A):
pass
ds = DocStorage().from_dict({'C':C, 'B':B})
dsa = DocStorageAccessor(ds)
t = Tracer(ds)
t.start_tracing()
B().meth()
C().meth()
t.end_tracing()
assert len(ds.descs['B'].fields['meth'].call_sites) == 1
assert len(ds.descs['C'].fields['meth'].call_sites) == 1
return ds
def test_is_private():
# XXX implicit test, but so are the rest :|
class Foo(object):
def foo(self):
pass
def _foo(self):
pass
def __foo(self):
pass
def trigger__foo(self):
self.__foo()
def __foo__(self):
pass
ds = DocStorage().from_dict({'Foo': Foo})
dsa = DocStorageAccessor(ds)
t = Tracer(ds)
t.start_tracing()
f = Foo()
f.foo()
f._foo()
f.trigger__foo()
f.__foo__()
t.end_tracing()
assert sorted(ds.descs['Foo'].getfields()) == ['__foo__', 'foo',
'trigger__foo']
def setup_fs_project():
temp = py.test.ensuretemp('test_get_initpkg_star_items')
temp.ensure("pkg/func.py").write(py.code.Source("""\
def func(arg1):
"docstring"
"""))
temp.ensure('pkg/someclass.py').write(py.code.Source("""\
class SomeClass(object):
" docstring someclass "
def __init__(self, somevar):
self.somevar = somevar
def get_somevar(self):
" get_somevar docstring "
return self.somevar
SomeInstance = SomeClass(10)
"""))
temp.ensure('pkg/somesubclass.py').write(py.code.Source("""\
from someclass import SomeClass
class SomeSubClass(SomeClass):
" docstring somesubclass "
#def get_somevar(self):
# return self.somevar + 1
"""))
temp.ensure('pkg/somenamespace.py').write(py.code.Source("""\
from pkg.main.sub import func
import py
def foo():
return 'bar'
def baz(qux):
return qux
quux = py.code.Source('print "foo"')
"""))
temp.ensure("pkg/__init__.py").write(py.code.Source("""\
from py.initpkg import initpkg
initpkg(__name__, exportdefs = {
'main.sub.func': ("./func.py", "func"),
'main.SomeClass': ('./someclass.py', 'SomeClass'),
#'main.SomeInstance': ('./someclass.py', 'SomeInstance'),
'main.SomeSubClass': ('./somesubclass.py', 'SomeSubClass'),
'other': ('./somenamespace.py', '*'),
})
"""))
return temp, 'pkg'
def setup_pkg_docstorage():
pkgdir, pkgname = setup_fs_project()
py.std.sys.path.insert(0, str(pkgdir))
# XXX test_get_initpkg_star_items depends on package not
# being imported already
for key in py.std.sys.modules.keys():
if key == pkgname or key.startswith(pkgname + "."):
del py.std.sys.modules[key]
pkg = __import__(pkgname)
ds = DocStorage().from_pkg(pkg)
return pkg, ds
def test_get_initpkg_star_items():
pkg, ds = setup_pkg_docstorage()
sit = ds.get_star_import_tree(pkg.other, 'pkg.other')
assert sorted(sit.keys()) == ['pkg.other.baz', 'pkg.other.foo']
t = Tracer(ds)
t.start_tracing()
pkg.main.sub.func("a1")
pkg.main.SomeClass(3).get_somevar()
pkg.main.SomeSubClass(4).get_somevar()
t.end_tracing()
assert isinstance(ds.descs['main.sub.func'].inputcells[0], model.SomeString)
desc = ds.descs['main.SomeClass']
assert ds.descs['main.SomeClass.get_somevar'] is desc.fields['get_somevar']
cell = desc.fields['get_somevar'].inputcells[0]
assert isinstance(cell, model.SomeInstance)
assert cell.classdef.cls is desc.pyobj
desc = ds.descs['main.SomeSubClass']
assert ds.descs['main.SomeSubClass.get_somevar'] is desc.fields['get_somevar']
cell = desc.fields['get_somevar'].inputcells[0]
assert isinstance(cell, model.SomeInstance)
assert cell.classdef.cls is desc.pyobj