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"""Test pycode.
"""
import os
import sys
import pytest
import sphinx
from sphinx.errors import PycodeError
from sphinx.pycode import ModuleAnalyzer
SPHINX_MODULE_PATH = os.path.splitext(sphinx.__file__)[0] + '.py'
def test_ModuleAnalyzer_get_module_source():
assert ModuleAnalyzer.get_module_source('sphinx') == (sphinx.__file__, sphinx.__loader__.get_source('sphinx'))
# failed to obtain source information from builtin modules
with pytest.raises(PycodeError):
ModuleAnalyzer.get_module_source('builtins')
with pytest.raises(PycodeError):
ModuleAnalyzer.get_module_source('itertools')
def test_ModuleAnalyzer_for_string():
analyzer = ModuleAnalyzer.for_string('print("Hello world")', 'module_name')
assert analyzer.modname == 'module_name'
assert analyzer.srcname == '<string>'
def test_ModuleAnalyzer_for_file():
analyzer = ModuleAnalyzer.for_string(SPHINX_MODULE_PATH, 'sphinx')
assert analyzer.modname == 'sphinx'
assert analyzer.srcname == '<string>'
def test_ModuleAnalyzer_for_module(rootdir):
analyzer = ModuleAnalyzer.for_module('sphinx')
assert analyzer.modname == 'sphinx'
assert analyzer.srcname in (SPHINX_MODULE_PATH,
os.path.abspath(SPHINX_MODULE_PATH))
path = rootdir / 'test-pycode'
sys.path.insert(0, path)
try:
analyzer = ModuleAnalyzer.for_module('cp_1251_coded')
docs = analyzer.find_attr_docs()
assert docs == {('', 'X'): ['It MUST look like X="\u0425"', '']}
finally:
sys.path.pop(0)
def test_ModuleAnalyzer_for_file_in_egg(rootdir):
try:
path = rootdir / 'test-pycode-egg' / 'sample-0.0.0-py3.7.egg'
sys.path.insert(0, path)
import sample
analyzer = ModuleAnalyzer.for_file(sample.__file__, 'sample')
docs = analyzer.find_attr_docs()
assert docs == {('', 'CONSTANT'): ['constant on sample.py', '']}
finally:
sys.path.pop(0)
def test_ModuleAnalyzer_for_module_in_egg(rootdir):
try:
path = rootdir / 'test-pycode-egg' / 'sample-0.0.0-py3.7.egg'
sys.path.insert(0, path)
analyzer = ModuleAnalyzer.for_module('sample')
docs = analyzer.find_attr_docs()
assert docs == {('', 'CONSTANT'): ['constant on sample.py', '']}
finally:
sys.path.pop(0)
def test_ModuleAnalyzer_find_tags():
code = ('class Foo(object):\n' # line: 1
' """class Foo!"""\n'
' def __init__(self):\n'
' pass\n'
'\n'
' def bar(self, arg1, arg2=True, *args, **kwargs):\n'
' """method Foo.bar"""\n'
' pass\n'
'\n'
' class Baz(object):\n'
' def __init__(self):\n' # line: 11
' pass\n'
'\n'
'def qux():\n'
' """function baz"""\n'
' pass\n'
'\n'
'@decorator1\n'
'@decorator2\n'
'def quux():\n'
' pass\n' # line: 21
'\n'
'class Corge(object):\n'
' @decorator1\n'
' @decorator2\n'
' def grault(self):\n'
' pass\n')
analyzer = ModuleAnalyzer.for_string(code, 'module')
tags = analyzer.find_tags()
assert set(tags.keys()) == {'Foo', 'Foo.__init__', 'Foo.bar',
'Foo.Baz', 'Foo.Baz.__init__', 'qux', 'quux',
'Corge', 'Corge.grault'}
assert tags['Foo'] == ('class', 1, 12) # type, start, end
assert tags['Foo.__init__'] == ('def', 3, 4)
assert tags['Foo.bar'] == ('def', 6, 8)
assert tags['Foo.Baz'] == ('class', 10, 12)
assert tags['Foo.Baz.__init__'] == ('def', 11, 12)
assert tags['qux'] == ('def', 14, 16)
assert tags['quux'] == ('def', 18, 21)
assert tags['Corge'] == ('class', 23, 27)
assert tags['Corge.grault'] == ('def', 24, 27)
def test_ModuleAnalyzer_find_attr_docs():
code = ('class Foo(object):\n'
' """class Foo!"""\n'
' #: comment before attr1\n'
' attr1 = None\n'
' attr2 = None # attribute comment for attr2 (without colon)\n'
' attr3 = None #: attribute comment for attr3\n'
' attr4 = None #: long attribute comment\n'
' #: for attr4\n'
' #: comment before attr5\n'
' attr5 = None #: attribute comment for attr5\n'
' attr6, attr7 = 1, 2 #: this comment is ignored\n'
'\n'
' def __init__(self):\n'
' self.attr8 = None #: first attribute comment (ignored)\n'
' self.attr8 = None #: attribute comment for attr8\n'
' #: comment before attr9\n'
' self.attr9 = None #: comment after attr9\n'
' "string after attr9"\n'
'\n'
' def bar(self, arg1, arg2=True, *args, **kwargs):\n'
' """method Foo.bar"""\n'
' pass\n'
'\n'
'def baz():\n'
' """function baz"""\n'
' pass\n'
'\n'
'class Qux: attr1 = 1; attr2 = 2')
analyzer = ModuleAnalyzer.for_string(code, 'module')
docs = analyzer.find_attr_docs()
assert set(docs) == {('Foo', 'attr1'),
('Foo', 'attr3'),
('Foo', 'attr4'),
('Foo', 'attr5'),
('Foo', 'attr6'),
('Foo', 'attr7'),
('Foo', 'attr8'),
('Foo', 'attr9')}
assert docs[('Foo', 'attr1')] == ['comment before attr1', '']
assert docs[('Foo', 'attr3')] == ['attribute comment for attr3', '']
assert docs[('Foo', 'attr4')] == ['long attribute comment', '']
assert docs[('Foo', 'attr4')] == ['long attribute comment', '']
assert docs[('Foo', 'attr5')] == ['attribute comment for attr5', '']
assert docs[('Foo', 'attr6')] == ['this comment is ignored', '']
assert docs[('Foo', 'attr7')] == ['this comment is ignored', '']
assert docs[('Foo', 'attr8')] == ['attribute comment for attr8', '']
assert docs[('Foo', 'attr9')] == ['string after attr9', '']
assert analyzer.tagorder == {'Foo': 0,
'Foo.__init__': 8,
'Foo.attr1': 1,
'Foo.attr2': 2,
'Foo.attr3': 3,
'Foo.attr4': 4,
'Foo.attr5': 5,
'Foo.attr6': 6,
'Foo.attr7': 7,
'Foo.attr8': 10,
'Foo.attr9': 12,
'Foo.bar': 13,
'baz': 14,
'Qux': 15,
'Qux.attr1': 16,
'Qux.attr2': 17}
@pytest.mark.skipif(sys.version_info < (3, 8),
reason='posonlyargs are available since python3.8.')
def test_ModuleAnalyzer_find_attr_docs_for_posonlyargs_method():
code = ('class Foo(object):\n'
' def __init__(self, /):\n'
' self.attr = None #: attribute comment\n')
analyzer = ModuleAnalyzer.for_string(code, 'module')
docs = analyzer.find_attr_docs()
assert set(docs) == {('Foo', 'attr')}
assert docs[('Foo', 'attr')] == ['attribute comment', '']
assert analyzer.tagorder == {'Foo': 0,
'Foo.__init__': 1,
'Foo.attr': 2}
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