Пример #1
0
 def setUp(self):
     if xprofile is None:
         raise SkipTest
     self.app = ProfileMiddleware(FakeApp, {})
     self.log_files = []
     self.tempdir = tempfile.mkdtemp()
     self.log_filename_prefix = self.tempdir + '/unittest.profile'
     self.profile_log = ProfileLog(self.log_filename_prefix, False)
     self.pids = ['123', '456', str(os.getpid())]
     profiler = xprofile.get_profiler('eventlet.green.profile')
     for pid in self.pids:
         profiler.runctx('import os;os.getcwd();', globals(), locals())
         self.log_files.append(self.profile_log.dump_profile(profiler, pid))
     self.viewer = HTMLViewer('__profile__', 'eventlet.green.profile',
                              self.profile_log)
     body = "profile=123&profile=456&sort=time&sort=nc&limit=10"\
         + "&fulldirs=1&nfl_filter=getcwd&query=query&metric=nc"
     wsgi_input = StringIO.StringIO(body)
     environ = {
         'REQUEST_METHOD': 'GET',
         'QUERY_STRING': 'profile=all',
         'wsgi.input': wsgi_input
     }
     req = Request.blank('/__profile__/', environ=environ)
     self.query_dict = self.app._combine_body_qs(req)
Пример #2
0
 def setUp(self):
     self.got_statuses = []
     self.app = ProfileMiddleware(FakeApp, {})
     self.tempdir = os.path.dirname(self.app.log_filename_prefix)
     self.pids = ['123', '456', str(os.getpid())]
     profiler = xprofile.get_profiler('eventlet.green.profile')
     for pid in self.pids:
         path = self.app.log_filename_prefix + pid
         profiler.runctx('import os;os.getcwd();', globals(), locals())
         profiler.dump_stats(path)
         profiler.runctx('import os;os.getcwd();', globals(), locals())
         profiler.dump_stats(path + '.tmp')
Пример #3
0
 def setUp(self):
     self.got_statuses = []
     self.app = ProfileMiddleware(FakeApp, {})
     self.tempdir = os.path.dirname(self.app.log_filename_prefix)
     self.pids = ['123', '456', str(os.getpid())]
     profiler = xprofile.get_profiler('eventlet.green.profile')
     for pid in self.pids:
         path = self.app.log_filename_prefix + pid
         profiler.runctx('import os;os.getcwd();', globals(), locals())
         profiler.dump_stats(path)
         profiler.runctx('import os;os.getcwd();', globals(), locals())
         profiler.dump_stats(path + '.tmp')
Пример #4
0
 def setUp(self):
     self.app = ProfileMiddleware(FakeApp, {})
     self.log_files = []
     self.tempdir = tempfile.mkdtemp()
     self.log_filename_prefix = self.tempdir + '/unittest.profile'
     self.profile_log = ProfileLog(self.log_filename_prefix, False)
     self.pids = ['123', '456', str(os.getpid())]
     profiler = xprofile.get_profiler('eventlet.green.profile')
     for pid in self.pids:
         profiler.runctx('import os;os.getcwd();', globals(), locals())
         self.log_files.append(self.profile_log.dump_profile(profiler, pid))
     self.viewer = HTMLViewer('__profile__', 'eventlet.green.profile',
                              self.profile_log)
     body = (b"profile=123&profile=456&sort=time&sort=nc&limit=10"
             b"&fulldirs=1&nfl_filter=getcwd&query=query&metric=nc")
     wsgi_input = BytesIO(body)
     environ = {'REQUEST_METHOD': 'GET',
                'QUERY_STRING': 'profile=all',
                'wsgi.input': wsgi_input}
     req = Request.blank('/__profile__/', environ=environ)
     self.query_dict = self.app._combine_body_qs(req)
Пример #5
0
class TestProfileMiddleware(unittest.TestCase):

    def setUp(self):
        if xprofile is None:
            raise SkipTest
        self.got_statuses = []
        self.app = ProfileMiddleware(FakeApp, {})
        self.tempdir = os.path.dirname(self.app.log_filename_prefix)
        self.pids = ['123', '456', str(os.getpid())]
        profiler = xprofile.get_profiler('eventlet.green.profile')
        for pid in self.pids:
            path = self.app.log_filename_prefix + pid
            profiler.runctx('import os;os.getcwd();', globals(), locals())
            profiler.dump_stats(path)
            profiler.runctx('import os;os.getcwd();', globals(), locals())
            profiler.dump_stats(path + '.tmp')

    def tearDown(self):
        shutil.rmtree(self.tempdir, ignore_errors=True)

    def get_app(self, app, global_conf, **local_conf):
        factory = xprofile.filter_factory(global_conf, **local_conf)
        return factory(app)

    def start_response(self, status, headers):
        self.got_statuses = [status]
        self.headers = headers

    def test_combine_body_qs(self):
        body = (b"profile=all&sort=time&limit=-1&fulldirs=1"
                b"&nfl_filter=__call__&query=query&metric=nc&format=default")
        wsgi_input = BytesIO(body)
        environ = {'REQUEST_METHOD': 'GET',
                   'QUERY_STRING': 'profile=all&format=json',
                   'wsgi.input': wsgi_input}
        req = Request.blank('/__profile__/', environ=environ)
        query_dict = self.app._combine_body_qs(req)
        self.assertEqual(query_dict['profile'], ['all'])
        self.assertEqual(query_dict['sort'], ['time'])
        self.assertEqual(query_dict['limit'], ['-1'])
        self.assertEqual(query_dict['fulldirs'], ['1'])
        self.assertEqual(query_dict['nfl_filter'], ['__call__'])
        self.assertEqual(query_dict['query'], ['query'])
        self.assertEqual(query_dict['metric'], ['nc'])
        self.assertEqual(query_dict['format'], ['default'])

    def test_call(self):
        body = b"sort=time&limit=-1&fulldirs=1&nfl_filter=&metric=nc"
        wsgi_input = BytesIO(body + b'&query=query')
        environ = {'HTTP_HOST': 'localhost:8080',
                   'PATH_INFO': '/__profile__',
                   'REQUEST_METHOD': 'GET',
                   'QUERY_STRING': 'profile=all&format=json',
                   'wsgi.input': wsgi_input}
        resp = self.app(environ, self.start_response)
        self.assertTrue(resp[0].find('<html>') > 0, resp)
        self.assertEqual(self.got_statuses, ['200 OK'])
        self.assertEqual(self.headers, [('content-type', 'text/html')])
        wsgi_input = BytesIO(body + b'&plot=plot')
        environ['wsgi.input'] = wsgi_input
        if PLOTLIB_INSTALLED:
            resp = self.app(environ, self.start_response)
            self.assertEqual(self.got_statuses, ['200 OK'])
            self.assertEqual(self.headers, [('content-type', 'image/jpg')])
        else:
            resp = self.app(environ, self.start_response)
            self.assertEqual(self.got_statuses, ['500 Internal Server Error'])
        wsgi_input = BytesIO(body + '&download=download&format=default')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        self.assertEqual(self.headers, [('content-type',
                                         HTMLViewer.format_dict['default'])])
        wsgi_input = BytesIO(body + '&download=download&format=json')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        self.assertTrue(self.headers == [('content-type',
                                          HTMLViewer.format_dict['json'])])
        env2 = environ.copy()
        env2['REQUEST_METHOD'] = 'DELETE'
        resp = self.app(env2, self.start_response)
        self.assertEqual(self.got_statuses, ['405 Method Not Allowed'], resp)

        # use a totally bogus profile identifier
        wsgi_input = BytesIO(body + b'&profile=ABC&download=download')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        self.assertEqual(self.got_statuses, ['404 Not Found'], resp)

        wsgi_input = BytesIO(body + b'&download=download&format=ods')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        if ODFLIB_INSTALLED:
            self.assertEqual(self.headers, [('content-type',
                                             HTMLViewer.format_dict['ods'])])
        else:
            self.assertEqual(self.got_statuses, ['500 Internal Server Error'])

    def test_dump_checkpoint(self):
        self.app.dump_checkpoint()
        self.assertTrue(self.app.last_dump_at is not None)

    def test_renew_profile(self):
        old_profiler = self.app.profiler
        self.app.renew_profile()
        new_profiler = self.app.profiler
        self.assertTrue(old_profiler != new_profiler)
Пример #6
0
class Test_html_viewer(unittest.TestCase):

    def setUp(self):
        if xprofile is None:
            raise SkipTest
        self.app = ProfileMiddleware(FakeApp, {})
        self.log_files = []
        self.tempdir = tempfile.mkdtemp()
        self.log_filename_prefix = self.tempdir + '/unittest.profile'
        self.profile_log = ProfileLog(self.log_filename_prefix, False)
        self.pids = ['123', '456', str(os.getpid())]
        profiler = xprofile.get_profiler('eventlet.green.profile')
        for pid in self.pids:
            profiler.runctx('import os;os.getcwd();', globals(), locals())
            self.log_files.append(self.profile_log.dump_profile(profiler, pid))
        self.viewer = HTMLViewer('__profile__', 'eventlet.green.profile',
                                 self.profile_log)
        body = (b"profile=123&profile=456&sort=time&sort=nc&limit=10"
                b"&fulldirs=1&nfl_filter=getcwd&query=query&metric=nc")
        wsgi_input = BytesIO(body)
        environ = {'REQUEST_METHOD': 'GET',
                   'QUERY_STRING': 'profile=all',
                   'wsgi.input': wsgi_input}
        req = Request.blank('/__profile__/', environ=environ)
        self.query_dict = self.app._combine_body_qs(req)

    def tearDown(self):
        shutil.rmtree(self.tempdir, ignore_errors=True)

    def fake_call_back(self):
        pass

    def test_get_param(self):
        query_dict = self.query_dict
        get_param = self.viewer._get_param
        self.assertEqual(get_param(query_dict, 'profile', 'current', True),
                         ['123', '456'])
        self.assertEqual(get_param(query_dict, 'profile', 'current'), '123')
        self.assertEqual(get_param(query_dict, 'sort', 'time'), 'time')
        self.assertEqual(get_param(query_dict, 'sort', 'time', True),
                         ['time', 'nc'])
        self.assertEqual(get_param(query_dict, 'limit', -1), 10)
        self.assertEqual(get_param(query_dict, 'fulldirs', '0'), '1')
        self.assertEqual(get_param(query_dict, 'nfl_filter', ''), 'getcwd')
        self.assertEqual(get_param(query_dict, 'query', ''), 'query')
        self.assertEqual(get_param(query_dict, 'metric', 'time'), 'nc')
        self.assertEqual(get_param(query_dict, 'format', 'default'), 'default')

    def test_render(self):
        url = 'http://localhost:8080/__profile__'
        path_entries = ['/__profile__'.split('/'),
                        '/__profile__/'.split('/'),
                        '/__profile__/123'.split('/'),
                        '/__profile__/123/'.split('/'),
                        '/__profile__/123/:0(getcwd)'.split('/'),
                        '/__profile__/all'.split('/'),
                        '/__profile__/all/'.split('/'),
                        '/__profile__/all/:0(getcwd)'.split('/'),
                        '/__profile__/current'.split('/'),
                        '/__profile__/current/'.split('/'),
                        '/__profile__/current/:0(getcwd)'.split('/')]

        content, headers = self.viewer.render(url, 'GET', path_entries[0],
                                              self.query_dict, None)
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type', 'text/html')])

        content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                              self.query_dict, None)
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type', 'text/html')])

        plot_dict = self.query_dict.copy()
        plot_dict['plot'] = ['plot']
        if PLOTLIB_INSTALLED:
            content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                                  plot_dict, None)
            self.assertEqual(headers, [('content-type', 'image/jpg')])
        else:
            self.assertRaises(PLOTLIBNotInstalled, self.viewer.render,
                              url, 'POST', path_entries[0], plot_dict, None)

        clear_dict = self.query_dict.copy()
        clear_dict['clear'] = ['clear']
        del clear_dict['query']
        clear_dict['profile'] = ['xxx']
        content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                              clear_dict, None)
        self.assertEqual(headers, [('content-type', 'text/html')])

        download_dict = self.query_dict.copy()
        download_dict['download'] = ['download']
        content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                              download_dict, None)
        self.assertTrue(headers == [('content-type',
                                    self.viewer.format_dict['default'])])

        content, headers = self.viewer.render(url, 'GET', path_entries[1],
                                              self.query_dict, None)
        self.assertTrue(isinstance(json.loads(content), dict))

        for method in ['HEAD', 'PUT', 'DELETE', 'XYZMethod']:
            self.assertRaises(MethodNotAllowed, self.viewer.render, url,
                              method, path_entries[10], self.query_dict, None)

        for entry in path_entries[2:]:
            download_dict['format'] = 'default'
            content, headers = self.viewer.render(url, 'GET', entry,
                                                  download_dict, None)
            self.assertTrue(
                ('content-type', self.viewer.format_dict['default'])
                in headers, entry)
            download_dict['format'] = 'json'
            content, headers = self.viewer.render(url, 'GET', entry,
                                                  download_dict, None)
            self.assertTrue(isinstance(json.loads(content), dict))

    def test_index(self):
        content, headers = self.viewer.index_page(self.log_files[0:1],
                                                  profile_id='current')
        self.assertTrue(content.find('<html>') > -1)
        self.assertTrue(headers == [('content-type', 'text/html')])

    def test_index_all(self):
        content, headers = self.viewer.index_page(self.log_files,
                                                  profile_id='all')
        for f in self.log_files:
            self.assertTrue(content.find(f) > 0, content)
            self.assertTrue(headers == [('content-type', 'text/html')])

    def test_download(self):
        content, headers = self.viewer.download(self.log_files)
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['default'])])
        content, headers = self.viewer.download(self.log_files, sort='calls',
                                                limit=10, nfl_filter='os')
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['default'])])
        content, headers = self.viewer.download(self.log_files,
                                                output_format='default')
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['default'])])
        content, headers = self.viewer.download(self.log_files,
                                                output_format='json')
        self.assertTrue(isinstance(json.loads(content), dict))
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['json'])])
        content, headers = self.viewer.download(self.log_files,
                                                output_format='csv')
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['csv'])])
        if ODFLIB_INSTALLED:
            content, headers = self.viewer.download(self.log_files,
                                                    output_format='ods')
            self.assertEqual(headers, [('content-type',
                                        self.viewer.format_dict['ods'])])
        else:
            self.assertRaises(ODFLIBNotInstalled, self.viewer.download,
                              self.log_files, output_format='ods')
        content, headers = self.viewer.download(self.log_files,
                                                nfl_filter=__file__,
                                                output_format='python')
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['python'])])

    def test_plot(self):
        if PLOTLIB_INSTALLED:
            content, headers = self.viewer.plot(self.log_files)
            self.assertTrue(content is not None)
            self.assertEqual(headers, [('content-type', 'image/jpg')])
            self.assertRaises(NotFoundException, self.viewer.plot, [])
        else:
            self.assertRaises(PLOTLIBNotInstalled, self.viewer.plot,
                              self.log_files)

    def test_format_source_code(self):
        nfl_os = '%s:%d(%s)' % (os.__file__[:-1], 136, 'makedirs')
        self.assertTrue('makedirs' in self.viewer.format_source_code(nfl_os))
        self.assertFalse('makedirsXYZ' in
                         self.viewer.format_source_code(nfl_os))
        nfl_illegal = '%s:136(makedirs)' % os.__file__
        self.assertTrue(_('The file type are forbidden to access!') in
                        self.viewer.format_source_code(nfl_illegal))
        nfl_not_exist = '%s.py:136(makedirs)' % os.__file__
        expected_msg = _('Can not access the file %s.') % os.__file__
        self.assertTrue(expected_msg in
                        self.viewer.format_source_code(nfl_not_exist))
Пример #7
0
class TestProfileMiddleware(unittest.TestCase):

    def setUp(self):
        if xprofile is None:
            raise SkipTest
        self.got_statuses = []
        self.app = ProfileMiddleware(FakeApp, {})
        self.tempdir = os.path.dirname(self.app.log_filename_prefix)
        self.pids = ['123', '456', str(os.getpid())]
        profiler = xprofile.get_profiler('eventlet.green.profile')
        for pid in self.pids:
            path = self.app.log_filename_prefix + pid
            profiler.runctx('import os;os.getcwd();', globals(), locals())
            profiler.dump_stats(path)
            profiler.runctx('import os;os.getcwd();', globals(), locals())
            profiler.dump_stats(path + '.tmp')

    def tearDown(self):
        shutil.rmtree(self.tempdir, ignore_errors=True)

    def get_app(self, app, global_conf, **local_conf):
        factory = xprofile.filter_factory(global_conf, **local_conf)
        return factory(app)

    def start_response(self, status, headers):
        self.got_statuses = [status]
        self.headers = headers

    def test_combine_body_qs(self):
        body = (b"profile=all&sort=time&limit=-1&fulldirs=1"
                b"&nfl_filter=__call__&query=query&metric=nc&format=default")
        wsgi_input = BytesIO(body)
        environ = {'REQUEST_METHOD': 'GET',
                   'QUERY_STRING': 'profile=all&format=json',
                   'wsgi.input': wsgi_input}
        req = Request.blank('/__profile__/', environ=environ)
        query_dict = self.app._combine_body_qs(req)
        self.assertEqual(query_dict['profile'], ['all'])
        self.assertEqual(query_dict['sort'], ['time'])
        self.assertEqual(query_dict['limit'], ['-1'])
        self.assertEqual(query_dict['fulldirs'], ['1'])
        self.assertEqual(query_dict['nfl_filter'], ['__call__'])
        self.assertEqual(query_dict['query'], ['query'])
        self.assertEqual(query_dict['metric'], ['nc'])
        self.assertEqual(query_dict['format'], ['default'])

    def test_call(self):
        body = b"sort=time&limit=-1&fulldirs=1&nfl_filter=&metric=nc"
        wsgi_input = BytesIO(body + b'&query=query')
        environ = {'HTTP_HOST': 'localhost:8080',
                   'PATH_INFO': '/__profile__',
                   'REQUEST_METHOD': 'GET',
                   'QUERY_STRING': 'profile=all&format=json',
                   'wsgi.input': wsgi_input}
        resp = self.app(environ, self.start_response)
        self.assertTrue(resp[0].find('<html>') > 0, resp)
        self.assertEqual(self.got_statuses, ['200 OK'])
        self.assertEqual(self.headers, [('content-type', 'text/html')])
        wsgi_input = BytesIO(body + b'&plot=plot')
        environ['wsgi.input'] = wsgi_input
        if PLOTLIB_INSTALLED:
            resp = self.app(environ, self.start_response)
            self.assertEqual(self.got_statuses, ['200 OK'])
            self.assertEqual(self.headers, [('content-type', 'image/jpg')])
        else:
            resp = self.app(environ, self.start_response)
            self.assertEqual(self.got_statuses, ['500 Internal Server Error'])
        wsgi_input = BytesIO(body + '&download=download&format=default')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        self.assertEqual(self.headers, [('content-type',
                                         HTMLViewer.format_dict['default'])])
        wsgi_input = BytesIO(body + '&download=download&format=json')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        self.assertTrue(self.headers == [('content-type',
                                          HTMLViewer.format_dict['json'])])
        env2 = environ.copy()
        env2['REQUEST_METHOD'] = 'DELETE'
        resp = self.app(env2, self.start_response)
        self.assertEqual(self.got_statuses, ['405 Method Not Allowed'], resp)

        # use a totally bogus profile identifier
        wsgi_input = BytesIO(body + b'&profile=ABC&download=download')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        self.assertEqual(self.got_statuses, ['404 Not Found'], resp)

        wsgi_input = BytesIO(body + b'&download=download&format=ods')
        environ['wsgi.input'] = wsgi_input
        resp = self.app(environ, self.start_response)
        if ODFLIB_INSTALLED:
            self.assertEqual(self.headers, [('content-type',
                                             HTMLViewer.format_dict['ods'])])
        else:
            self.assertEqual(self.got_statuses, ['500 Internal Server Error'])

    def test_dump_checkpoint(self):
        self.app.dump_checkpoint()
        self.assertTrue(self.app.last_dump_at is not None)

    def test_renew_profile(self):
        old_profiler = self.app.profiler
        self.app.renew_profile()
        new_profiler = self.app.profiler
        self.assertTrue(old_profiler != new_profiler)
Пример #8
0
class Test_html_viewer(unittest.TestCase):

    def setUp(self):
        if xprofile is None:
            raise SkipTest
        self.app = ProfileMiddleware(FakeApp, {})
        self.log_files = []
        self.tempdir = tempfile.mkdtemp()
        self.log_filename_prefix = self.tempdir + '/unittest.profile'
        self.profile_log = ProfileLog(self.log_filename_prefix, False)
        self.pids = ['123', '456', str(os.getpid())]
        profiler = xprofile.get_profiler('eventlet.green.profile')
        for pid in self.pids:
            profiler.runctx('import os;os.getcwd();', globals(), locals())
            self.log_files.append(self.profile_log.dump_profile(profiler, pid))
        self.viewer = HTMLViewer('__profile__', 'eventlet.green.profile',
                                 self.profile_log)
        body = (b"profile=123&profile=456&sort=time&sort=nc&limit=10"
                b"&fulldirs=1&nfl_filter=getcwd&query=query&metric=nc")
        wsgi_input = BytesIO(body)
        environ = {'REQUEST_METHOD': 'GET',
                   'QUERY_STRING': 'profile=all',
                   'wsgi.input': wsgi_input}
        req = Request.blank('/__profile__/', environ=environ)
        self.query_dict = self.app._combine_body_qs(req)

    def tearDown(self):
        shutil.rmtree(self.tempdir, ignore_errors=True)

    def fake_call_back(self):
        pass

    def test_get_param(self):
        query_dict = self.query_dict
        get_param = self.viewer._get_param
        self.assertEqual(get_param(query_dict, 'profile', 'current', True),
                         ['123', '456'])
        self.assertEqual(get_param(query_dict, 'profile', 'current'), '123')
        self.assertEqual(get_param(query_dict, 'sort', 'time'), 'time')
        self.assertEqual(get_param(query_dict, 'sort', 'time', True),
                         ['time', 'nc'])
        self.assertEqual(get_param(query_dict, 'limit', -1), 10)
        self.assertEqual(get_param(query_dict, 'fulldirs', '0'), '1')
        self.assertEqual(get_param(query_dict, 'nfl_filter', ''), 'getcwd')
        self.assertEqual(get_param(query_dict, 'query', ''), 'query')
        self.assertEqual(get_param(query_dict, 'metric', 'time'), 'nc')
        self.assertEqual(get_param(query_dict, 'format', 'default'), 'default')

    def test_render(self):
        url = 'http://localhost:8080/__profile__'
        path_entries = ['/__profile__'.split('/'),
                        '/__profile__/'.split('/'),
                        '/__profile__/123'.split('/'),
                        '/__profile__/123/'.split('/'),
                        '/__profile__/123/:0(getcwd)'.split('/'),
                        '/__profile__/all'.split('/'),
                        '/__profile__/all/'.split('/'),
                        '/__profile__/all/:0(getcwd)'.split('/'),
                        '/__profile__/current'.split('/'),
                        '/__profile__/current/'.split('/'),
                        '/__profile__/current/:0(getcwd)'.split('/')]

        content, headers = self.viewer.render(url, 'GET', path_entries[0],
                                              self.query_dict, None)
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type', 'text/html')])

        content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                              self.query_dict, None)
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type', 'text/html')])

        plot_dict = self.query_dict.copy()
        plot_dict['plot'] = ['plot']
        if PLOTLIB_INSTALLED:
            content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                                  plot_dict, None)
            self.assertEqual(headers, [('content-type', 'image/jpg')])
        else:
            self.assertRaises(PLOTLIBNotInstalled, self.viewer.render,
                              url, 'POST', path_entries[0], plot_dict, None)

        clear_dict = self.query_dict.copy()
        clear_dict['clear'] = ['clear']
        del clear_dict['query']
        clear_dict['profile'] = ['xxx']
        content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                              clear_dict, None)
        self.assertEqual(headers, [('content-type', 'text/html')])

        download_dict = self.query_dict.copy()
        download_dict['download'] = ['download']
        content, headers = self.viewer.render(url, 'POST', path_entries[0],
                                              download_dict, None)
        self.assertTrue(headers == [('content-type',
                                    self.viewer.format_dict['default'])])

        content, headers = self.viewer.render(url, 'GET', path_entries[1],
                                              self.query_dict, None)
        self.assertTrue(isinstance(json.loads(content), dict))

        for method in ['HEAD', 'PUT', 'DELETE', 'XYZMethod']:
            self.assertRaises(MethodNotAllowed, self.viewer.render, url,
                              method, path_entries[10], self.query_dict, None)

        for entry in path_entries[2:]:
            download_dict['format'] = 'default'
            content, headers = self.viewer.render(url, 'GET', entry,
                                                  download_dict, None)
            self.assertTrue(
                ('content-type', self.viewer.format_dict['default'])
                in headers, entry)
            download_dict['format'] = 'json'
            content, headers = self.viewer.render(url, 'GET', entry,
                                                  download_dict, None)
            self.assertTrue(isinstance(json.loads(content), dict))

    def test_index(self):
        content, headers = self.viewer.index_page(self.log_files[0:1],
                                                  profile_id='current')
        self.assertTrue(content.find('<html>') > -1)
        self.assertTrue(headers == [('content-type', 'text/html')])

    def test_index_all(self):
        content, headers = self.viewer.index_page(self.log_files,
                                                  profile_id='all')
        for f in self.log_files:
            self.assertTrue(content.find(f) > 0, content)
            self.assertTrue(headers == [('content-type', 'text/html')])

    def test_download(self):
        content, headers = self.viewer.download(self.log_files)
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['default'])])
        content, headers = self.viewer.download(self.log_files, sort='calls',
                                                limit=10, nfl_filter='os')
        self.assertTrue(content is not None)
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['default'])])
        content, headers = self.viewer.download(self.log_files,
                                                output_format='default')
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['default'])])
        content, headers = self.viewer.download(self.log_files,
                                                output_format='json')
        self.assertTrue(isinstance(json.loads(content), dict))
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['json'])])
        content, headers = self.viewer.download(self.log_files,
                                                output_format='csv')
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['csv'])])
        if ODFLIB_INSTALLED:
            content, headers = self.viewer.download(self.log_files,
                                                    output_format='ods')
            self.assertEqual(headers, [('content-type',
                                        self.viewer.format_dict['ods'])])
        else:
            self.assertRaises(ODFLIBNotInstalled, self.viewer.download,
                              self.log_files, output_format='ods')
        content, headers = self.viewer.download(self.log_files,
                                                nfl_filter=__file__,
                                                output_format='python')
        self.assertEqual(headers, [('content-type',
                                    self.viewer.format_dict['python'])])

    def test_plot(self):
        if PLOTLIB_INSTALLED:
            content, headers = self.viewer.plot(self.log_files)
            self.assertTrue(content is not None)
            self.assertEqual(headers, [('content-type', 'image/jpg')])
            self.assertRaises(NotFoundException, self.viewer.plot, [])
        else:
            self.assertRaises(PLOTLIBNotInstalled, self.viewer.plot,
                              self.log_files)

    def test_format_source_code(self):
        osfile = os.__file__.rstrip('c')
        nfl_os = '%s:%d(%s)' % (osfile, 136, 'makedirs')
        self.assertIn('makedirs', self.viewer.format_source_code(nfl_os))
        self.assertNotIn('makedirsXYZ', self.viewer.format_source_code(nfl_os))
        nfl_illegal = '%sc:136(makedirs)' % osfile
        self.assertIn(_('The file type are forbidden to access!'),
                      self.viewer.format_source_code(nfl_illegal))
        nfl_not_exist = '%s.py:136(makedirs)' % osfile
        expected_msg = _('Can not access the file %s.py.') % osfile
        self.assertIn(expected_msg,
                      self.viewer.format_source_code(nfl_not_exist))