68 lines
1.8 KiB
Python
Executable File
68 lines
1.8 KiB
Python
Executable File
import py
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import pickle
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import zlib
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import base64
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def find_toplevel(name):
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for syspath in py.std.sys.path:
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base = py.path.local(syspath)
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lib = base/name
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if lib.check(dir=1):
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return lib
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raise LookupError(name)
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def pkgname(toplevel, rootpath, path):
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parts = path.parts()[len(rootpath.parts()):]
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return '.'.join([toplevel] + [x.purebasename for x in parts])
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def pkg_to_mapping(name):
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toplevel = find_toplevel(name)
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name2src = {}
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for pyfile in toplevel.visit('*.py'):
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pkg = pkgname(name, toplevel, pyfile)
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name2src[pkg] = pyfile.read()
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return name2src
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def compress_mapping(mapping):
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data = pickle.dumps(mapping, 2)
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data = zlib.compress(data, 9)
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data = base64.encodestring(data)
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data = data.decode('ascii')
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return data
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def compress_packages(names):
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mapping = {}
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for name in names:
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mapping.update(pkg_to_mapping(name))
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return compress_mapping(mapping)
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def generate_script(entry, packages):
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data = compress_packages(packages)
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tmpl = py.path.local(__file__).dirpath().join('standalonetemplate.py')
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exe = tmpl.read()
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exe = exe.replace('@SOURCES@', data)
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exe = exe.replace('@ENTRY@', entry)
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return exe
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def pytest_addoption(parser):
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group = parser.getgroup("debugconfig")
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group.addoption("--genscript", action="store", default=None,
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dest="genscript", metavar="path",
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help="create standalone py.test script at given target path.")
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def pytest_cmdline_main(config):
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genscript = config.getvalue("genscript")
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if genscript:
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script = generate_script(
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'import py; raise SystemExit(py.test.cmdline.main())',
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['py', 'pytest'],
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)
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genscript = py.path.local(genscript)
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genscript.write(script)
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return 0
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