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import sys, os, py
import subprocess
import cffi
from testing.udir import udir
def chdir_to_tmp(f):
f.chdir_to_tmp = True
return f
def from_outside(f):
f.chdir_to_tmp = False
return f
class TestDist(object):
def setup_method(self, meth):
self.executable = os.path.abspath(sys.executable)
self.rootdir = os.path.abspath(os.path.dirname(os.path.dirname(
cffi.__file__)))
self.udir = udir.join(meth.__name__)
os.mkdir(str(self.udir))
if meth.chdir_to_tmp:
self.saved_cwd = os.getcwd()
os.chdir(str(self.udir))
def teardown_method(self, meth):
if hasattr(self, 'saved_cwd'):
os.chdir(self.saved_cwd)
def run(self, args, cwd=None):
env = os.environ.copy()
# a horrible hack to prevent distutils from finding ~/.pydistutils.cfg
# (there is the --no-user-cfg option, but not in Python 2.6...)
env['HOME'] = '/this/path/does/not/exist'
if cwd is None:
newpath = self.rootdir
if 'PYTHONPATH' in env:
newpath += os.pathsep + env['PYTHONPATH']
env['PYTHONPATH'] = newpath
subprocess.check_call([self.executable] + args, cwd=cwd, env=env)
def _prepare_setuptools(self):
if hasattr(TestDist, '_setuptools_ready'):
return
try:
import setuptools
except ImportError:
py.test.skip("setuptools not found")
if os.path.exists(os.path.join(self.rootdir, 'setup.py')):
self.run(['setup.py', 'egg_info'], cwd=self.rootdir)
TestDist._setuptools_ready = True
def check_produced_files(self, content, curdir=None):
if curdir is None:
curdir = str(self.udir)
found_so = None
for name in os.listdir(curdir):
if (name.endswith('.so') or name.endswith('.pyd') or
name.endswith('.dylib') or name.endswith('.dll')):
found_so = os.path.join(curdir, name)
# foo.so => foo
parts = name.split('.')
del parts[-1]
if len(parts) > 1 and parts[-1] != 'bar':
# foo.cpython-34m.so => foo, but foo.bar.so => foo.bar
del parts[-1]
name = '.'.join(parts)
# foo_d => foo (Python 2 debug builds)
if name.endswith('_d') and hasattr(sys, 'gettotalrefcount'):
name = name[:-2]
name += '.SO'
if name.startswith('pycparser') and name.endswith('.egg'):
continue # no clue why this shows up sometimes and not others
if name == '.eggs':
continue # seems new in 3.5, ignore it
assert name in content, "found unexpected file %r" % (
os.path.join(curdir, name),)
value = content.pop(name)
if value is None:
assert name.endswith('.SO') or (
os.path.isfile(os.path.join(curdir, name)))
else:
subdir = os.path.join(curdir, name)
assert os.path.isdir(subdir)
if value == '?':
continue
found_so = self.check_produced_files(value, subdir) or found_so
assert content == {}, "files or dirs not produced in %r: %r" % (
curdir, content.keys())
return found_so
@chdir_to_tmp
def test_empty(self):
self.check_produced_files({})
@chdir_to_tmp
def test_abi_emit_python_code_1(self):
ffi = cffi.FFI()
ffi.set_source("package_name_1.mymod", None)
ffi.emit_python_code('xyz.py')
self.check_produced_files({'xyz.py': None})
@chdir_to_tmp
def test_abi_emit_python_code_2(self):
ffi = cffi.FFI()
ffi.set_source("package_name_1.mymod", None)
py.test.raises(IOError, ffi.emit_python_code, 'unexisting/xyz.py')
@from_outside
def test_abi_emit_python_code_3(self):
ffi = cffi.FFI()
ffi.set_source("package_name_1.mymod", None)
ffi.emit_python_code(str(self.udir.join('xyt.py')))
self.check_produced_files({'xyt.py': None})
@chdir_to_tmp
def test_abi_compile_1(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", None)
x = ffi.compile()
self.check_produced_files({'mod_name_in_package': {'mymod.py': None}})
assert x == os.path.join('.', 'mod_name_in_package', 'mymod.py')
@chdir_to_tmp
def test_abi_compile_2(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", None)
x = ffi.compile('build2')
self.check_produced_files({'build2': {
'mod_name_in_package': {'mymod.py': None}}})
assert x == os.path.join('build2', 'mod_name_in_package', 'mymod.py')
@from_outside
def test_abi_compile_3(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", None)
tmpdir = str(self.udir.join('build3'))
x = ffi.compile(tmpdir)
self.check_produced_files({'build3': {
'mod_name_in_package': {'mymod.py': None}}})
assert x == os.path.join(tmpdir, 'mod_name_in_package', 'mymod.py')
@chdir_to_tmp
def test_api_emit_c_code_1(self):
ffi = cffi.FFI()
ffi.set_source("package_name_1.mymod", "/*code would be here*/")
ffi.emit_c_code('xyz.c')
self.check_produced_files({'xyz.c': None})
@chdir_to_tmp
def test_api_emit_c_code_2(self):
ffi = cffi.FFI()
ffi.set_source("package_name_1.mymod", "/*code would be here*/")
py.test.raises(IOError, ffi.emit_c_code, 'unexisting/xyz.c')
@from_outside
def test_api_emit_c_code_3(self):
ffi = cffi.FFI()
ffi.set_source("package_name_1.mymod", "/*code would be here*/")
ffi.emit_c_code(str(self.udir.join('xyu.c')))
self.check_produced_files({'xyu.c': None})
@chdir_to_tmp
def test_api_compile_1(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
x = ffi.compile()
if sys.platform != 'win32':
sofile = self.check_produced_files({
'mod_name_in_package': {'mymod.SO': None,
'mymod.c': None,
'mymod.o': None}})
assert os.path.isabs(x) and os.path.samefile(x, sofile)
else:
self.check_produced_files({
'mod_name_in_package': {'mymod.SO': None,
'mymod.c': None},
'Release': '?'})
@chdir_to_tmp
def test_api_compile_2(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
x = ffi.compile('output')
if sys.platform != 'win32':
sofile = self.check_produced_files({
'output': {'mod_name_in_package': {'mymod.SO': None,
'mymod.c': None,
'mymod.o': None}}})
assert os.path.isabs(x) and os.path.samefile(x, sofile)
else:
self.check_produced_files({
'output': {'mod_name_in_package': {'mymod.SO': None,
'mymod.c': None},
'Release': '?'}})
@from_outside
def test_api_compile_3(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
x = ffi.compile(str(self.udir.join('foo')))
if sys.platform != 'win32':
sofile = self.check_produced_files({
'foo': {'mod_name_in_package': {'mymod.SO': None,
'mymod.c': None,
'mymod.o': None}}})
assert os.path.isabs(x) and os.path.samefile(x, sofile)
else:
self.check_produced_files({
'foo': {'mod_name_in_package': {'mymod.SO': None,
'mymod.c': None},
'Release': '?'}})
@chdir_to_tmp
def test_api_compile_explicit_target_1(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
x = ffi.compile(target="foo.bar.*")
if sys.platform != 'win32':
sofile = self.check_produced_files({
'mod_name_in_package': {'foo.bar.SO': None,
'mymod.c': None,
'mymod.o': None}})
assert os.path.isabs(x) and os.path.samefile(x, sofile)
else:
self.check_produced_files({
'mod_name_in_package': {'foo.bar.SO': None,
'mymod.c': None},
'Release': '?'})
@chdir_to_tmp
def test_api_compile_explicit_target_3(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
x = ffi.compile(target="foo.bar.baz")
if sys.platform != 'win32':
self.check_produced_files({
'mod_name_in_package': {'foo.bar.baz': None,
'mymod.c': None,
'mymod.o': None}})
sofile = os.path.join(str(self.udir),
'mod_name_in_package', 'foo.bar.baz')
assert os.path.isabs(x) and os.path.samefile(x, sofile)
else:
self.check_produced_files({
'mod_name_in_package': {'foo.bar.baz': None,
'mymod.c': None},
'Release': '?'})
@chdir_to_tmp
def test_api_distutils_extension_1(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
ext = ffi.distutils_extension()
self.check_produced_files({'build': {
'mod_name_in_package': {'mymod.c': None}}})
if hasattr(os.path, 'samefile'):
assert os.path.samefile(ext.sources[0],
'build/mod_name_in_package/mymod.c')
@from_outside
def test_api_distutils_extension_2(self):
ffi = cffi.FFI()
ffi.set_source("mod_name_in_package.mymod", "/*code would be here*/")
ext = ffi.distutils_extension(str(self.udir.join('foo')))
self.check_produced_files({'foo': {
'mod_name_in_package': {'mymod.c': None}}})
if hasattr(os.path, 'samefile'):
assert os.path.samefile(ext.sources[0],
str(self.udir.join('foo/mod_name_in_package/mymod.c')))
def _make_distutils_api(self):
os.mkdir("src")
os.mkdir(os.path.join("src", "pack1"))
with open(os.path.join("src", "pack1", "__init__.py"), "w") as f:
pass
with open("setup.py", "w") as f:
f.write("""if 1:
# https://bugs.python.org/issue23246
import sys
if sys.platform == 'win32':
try:
import setuptools
except ImportError:
pass
import cffi
ffi = cffi.FFI()
ffi.set_source("pack1.mymod", "/*code would be here*/")
from distutils.core import setup
setup(name='example1',
version='0.1',
packages=['pack1'],
package_dir={'': 'src'},
ext_modules=[ffi.distutils_extension()])
""")
@chdir_to_tmp
def test_distutils_api_1(self):
self._make_distutils_api()
self.run(["setup.py", "build"])
self.check_produced_files({'setup.py': None,
'build': '?',
'src': {'pack1': {'__init__.py': None}}})
@chdir_to_tmp
def test_distutils_api_2(self):
self._make_distutils_api()
self.run(["setup.py", "build_ext", "-i"])
self.check_produced_files({'setup.py': None,
'build': '?',
'src': {'pack1': {'__init__.py': None,
'mymod.SO': None}}})
def _make_setuptools_abi(self):
self._prepare_setuptools()
os.mkdir("src0")
os.mkdir(os.path.join("src0", "pack2"))
with open(os.path.join("src0", "pack2", "__init__.py"), "w") as f:
pass
with open(os.path.join("src0", "pack2", "_build.py"), "w") as f:
f.write("""if 1:
import cffi
ffi = cffi.FFI()
ffi.set_source("pack2.mymod", None)
""")
with open("setup.py", "w") as f:
f.write("""if 1:
from setuptools import setup
setup(name='example1',
version='0.1',
packages=['pack2'],
package_dir={'': 'src0'},
cffi_modules=["src0/pack2/_build.py:ffi"])
""")
@chdir_to_tmp
def test_setuptools_abi_1(self):
self._make_setuptools_abi()
self.run(["setup.py", "build"])
self.check_produced_files({'setup.py': None,
'build': '?',
'src0': {'pack2': {'__init__.py': None,
'_build.py': None}}})
@chdir_to_tmp
def test_setuptools_abi_2(self):
self._make_setuptools_abi()
self.run(["setup.py", "build_ext", "-i"])
self.check_produced_files({'setup.py': None,
'src0': {'pack2': {'__init__.py': None,
'_build.py': None,
'mymod.py': None}}})
def _make_setuptools_api(self):
self._prepare_setuptools()
os.mkdir("src1")
os.mkdir(os.path.join("src1", "pack3"))
with open(os.path.join("src1", "pack3", "__init__.py"), "w") as f:
pass
with open(os.path.join("src1", "pack3", "_build.py"), "w") as f:
f.write("""if 1:
import cffi
ffi = cffi.FFI()
ffi.set_source("pack3.mymod", "/*code would be here*/")
ffi._hi_there = 42
""")
with open("setup.py", "w") as f:
f.write("from __future__ import print_function\n"
"""if 1:
from setuptools import setup
from distutils.command.build_ext import build_ext
import os
class TestBuildExt(build_ext):
def pre_run(self, ext, ffi):
print('_make_setuptools_api: in pre_run:', end=" ")
assert ffi._hi_there == 42
assert ext.name == "pack3.mymod"
fn = os.path.join(os.path.dirname(self.build_lib),
'..', 'see_me')
print('creating %r' % (fn,))
open(fn, 'w').close()
setup(name='example1',
version='0.1',
packages=['pack3'],
package_dir={'': 'src1'},
cffi_modules=["src1/pack3/_build.py:ffi"],
cmdclass={'build_ext': TestBuildExt},
)
""")
@chdir_to_tmp
def test_setuptools_api_1(self):
self._make_setuptools_api()
self.run(["setup.py", "build"])
self.check_produced_files({'setup.py': None,
'build': '?',
'see_me': None,
'src1': {'pack3': {'__init__.py': None,
'_build.py': None}}})
@chdir_to_tmp
def test_setuptools_api_2(self):
self._make_setuptools_api()
self.run(["setup.py", "build_ext", "-i"])
self.check_produced_files({'setup.py': None,
'build': '?',
'see_me': None,
'src1': {'pack3': {'__init__.py': None,
'_build.py': None,
'mymod.SO': None}}})
|
