test_examples.py :  » Database » SQLAlchemy » SQLAlchemy-0.6.0 » test » ex » Python Open Source

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Python Open Source » Database » SQLAlchemy 
SQLAlchemy » SQLAlchemy 0.6.0 » test » ex » test_examples.py
from sqlalchemy.test import *
import os, re


def find_py_files(dirs):
    for dn in dirs:
        dn = os.path.abspath(dn)
        for root, dirs, files in os.walk(dn):
            for r in '.svn', 'CVS', '.git', '.hg':
                try:
                    dirs.remove(r)
                except ValueError:
                    pass

            pyfiles = [fn for fn in files if fn.endswith('.py')]
            if not pyfiles:
                continue

            # Find the root of the packages.
            packroot = root
            while 1:
                if not os.path.exists(os.path.join(packroot, '__init__.py')):
                    break
                packroot = os.path.dirname(packroot)

            for fn in pyfiles:
                yield os.path.join(root[len(packroot)+1:], fn)

def filename_to_module_name(fn):
    if os.path.basename(fn) == '__init__.py':
        fn = os.path.dirname(fn)
    return re.sub('\.py$', '', fn.replace(os.sep, '.'))

def find_modules(*args):
    for fn in find_py_files(args or ('./examples',)):
        yield filename_to_module_name(fn)

def check_import(module):
    __import__(module)


class ExamplesTest(TestBase):
    # TODO: ensure examples are actually run regardless of 
    # check for "__main__", perhaps standardizing the format of all examples.
    # ensure that examples with external dependencies are not run if those dependencies are 
    # not present (i.e. elementtree, postgis)
    def test_examples(self):
        pass
        #for module in find_modules():
        #    check_import.description = module
        #    yield check_import, module
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