~free.ekanayaka/landscape-client/jaunty-1.5.4-0ubuntu0.9.04.0

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#!/usr/bin/env python
import tempfile
import optparse
import unittest
import doctest
import shutil
import new
import sys
import os

lib_dir = os.path.abspath(os.path.dirname(__file__))
sys.path.insert(0, lib_dir)

# This is needed for DBUS listeners to work.
from twisted.internet.glib2reactor import install
install()

import landscape


def find_tests(testpaths=()):
    """Find all test paths, or test paths contained in the provided sequence.

    @param testpaths: If provided, only tests in the given sequence will
                      be considered.  If not provided, all tests are
                      considered.
    @return: (unittests, doctests) tuple, with lists of unittests and
             doctests found, respectively.
    """
    topdir = os.path.abspath(os.path.dirname(__file__))
    testdir = os.path.dirname(landscape.__file__)
    testpaths = set(testpaths)
    unittests = []
    doctests = []
    for root, dirnames, filenames in os.walk(testdir):
        for filename in filenames:
            filepath = os.path.join(root, filename)
            relpath = filepath[len(topdir)+1:]

            if (filename == "__init__.py" or filename.endswith(".pyc") or
                relpath == "landscape/conftest.py" or "/tests/" not in relpath):
                # Skip non-tests.
                continue

            if testpaths:
                # Skip any tests not in testpaths.
                for testpath in testpaths:
                    if relpath.startswith(testpath):
                        break
                else:
                    continue

            if filename.endswith(".py"):
                unittests.append(relpath)
            elif filename.endswith(".txt"):
                doctests.append(relpath)

    return unittests, doctests


def parse_sys_argv():
    """Extract any arguments not starting with '-' from sys.argv."""
    testpaths = []
    for i in range(len(sys.argv)-1,0,-1):
        arg = sys.argv[i]
        if not arg.startswith("-"):
            testpaths.append(arg)
            del sys.argv[i]
    return testpaths


def test_with_trial():
    from twisted.scripts import trial
    unittests, doctests = find_tests(parse_sys_argv())
    sys.argv.extend(unittests)
    trial.run()


def test_with_py_test():
    import py
    dirname = os.path.dirname(__file__)
    unittests, doctests = find_tests(parse_sys_argv())
    sys.argv.extend(unittests)
    sys.argv.extend(doctests)
    # For timestamp checking when looping:
    sys.argv.append(os.path.join(os.path.dirname(__file__), "landscape/"))
    py.test.cmdline.main()


def test_with_unittest():

    usage = "test.py [options] [<test filename>, ...]"

    parser = optparse.OptionParser(usage=usage)

    parser.add_option('--verbose', action='store_true')
    opts, args = parser.parse_args()

    runner = unittest.TextTestRunner()

    if opts.verbose:
        runner.verbosity = 2
 
    loader = unittest.TestLoader()

    unittests, doctests = find_tests(args)

    class Summary:
        def __init__(self):
            self.total_failures = 0
            self.total_errors = 0
            self.total_tests = 0
        def __call__(self, tests, failures, errors):
            self.total_tests += tests
            self.total_failures += failures
            self.total_errors += errors
            print "(tests=%d, failures=%d, errors=%d)" % \
                  (tests, failures, errors)

    unittest_summary = Summary()
    doctest_summary = Summary()

    if unittests:
        print "Running unittests..."
        for relpath in unittests:
            print "[%s]" % relpath
            modpath = relpath.replace('/', '.')[:-3]
            module = __import__(modpath, None, None, [""])
            test = loader.loadTestsFromModule(module)
            result = runner.run(test)
            unittest_summary(test.countTestCases(),
                             len(result.failures), len(result.errors))
            print

    if doctests:
        print "Running doctests..."
        doctest_flags = doctest.ELLIPSIS
        for relpath in doctests:
            print "[%s]" % relpath
            failures, total = doctest.testfile(relpath,
                                               optionflags=doctest_flags)
            doctest_summary(total, failures, 0)
            print

    print "Total test cases: %d" % unittest_summary.total_tests
    print "Total doctests: %d" % doctest_summary.total_tests
    print "Total failures: %d" % (unittest_summary.total_failures +
                                  doctest_summary.total_failures)
    print "Total errors: %d" % (unittest_summary.total_errors +
                                doctest_summary.total_errors)

    failed = bool(unittest_summary.total_failures or
                  unittest_summary.total_errors or
                  doctest_summary.total_failures or
                  doctest_summary.total_errors)

    sys.exit(failed)

if __name__ == "__main__":
    runner = os.environ.get("LANDSCAPE_TEST_RUNNER")
    if not runner:
        runner = "unittest"
    runner_func = globals().get("test_with_%s" % runner.replace(".", "_"))
    if not runner_func:
        sys.exit("Test runner not found: %s" % runner)
    runner_func()

# vim:ts=4:sw=4:et