Fix imports to get tests passing (mkdocs#2751)

* Fix broken localization import in theme_tests.py
* Fix tests by importing directly from config submodule
* Fix test runner top level directory

mkdocs/tests/base.py

@@ -6,6 +6,7 @@
 
 from mkdocs import config
 from mkdocs import utils
+from mkdocs.config import defaults as config_defaults
 
 
 def dedent(text):
@@ -32,7 +33,7 @@ def load_config(**cfg):
     if 'docs_dir' not in cfg:
         # Point to an actual dir to avoid a 'does not exist' error on validation.
         cfg['docs_dir'] = os.path.join(path_base, 'docs')
-    conf = config.Config(schema=config.defaults.get_schema(), config_file_path=cfg['config_file_path'])
+    conf = config.Config(schema=config_defaults.get_schema(), config_file_path=cfg['config_file_path'])
     conf.load_dict(cfg)
 
     errors_warnings = conf.validate()

mkdocs/tests/plugin_tests.py

@@ -8,15 +8,16 @@
 from mkdocs import plugins
 from mkdocs import config
 from mkdocs.commands import build
+from mkdocs.config import config_options
 from mkdocs.exceptions import BuildError, PluginError, Abort
 from mkdocs.tests.base import load_config
 
 
 class DummyPlugin(plugins.BasePlugin):
     config_scheme = (
-        ('foo', config.config_options.Type(str, default='default foo')),
-        ('bar', config.config_options.Type(int, default=0)),
-        ('dir', config.config_options.Dir(exists=False)),
+        ('foo', config_options.Type(str, default='default foo')),
+        ('bar', config_options.Type(int, default=0)),
+        ('dir', config_options.Dir(exists=False)),
     )
 
     def on_pre_page(self, content, **kwargs):

mkdocs/tests/theme_tests.py

@@ -5,7 +5,7 @@
 
 import mkdocs
 from mkdocs.theme import Theme
-from localization import parse_locale
+from mkdocs.localization import parse_locale
 
 abs_path = os.path.abspath(os.path.dirname(__file__))
 mkdocs_dir = os.path.abspath(os.path.dirname(mkdocs.__file__))

tox.ini

@@ -11,7 +11,7 @@ deps=
     py{36,37,38,39,310,py3}-{unittests,min-req}: -rrequirements/test.txt
 commands=
     {envpython} --version
-    py{36,37,38,39,310,py3}-{unittests,min-req}:  {envbindir}/coverage run --source=mkdocs --omit 'mkdocs/tests/*' -m unittest discover -p '*tests.py' mkdocs
+    py{36,37,38,39,310,py3}-{unittests,min-req}:  {envbindir}/coverage run --source=mkdocs --omit 'mkdocs/tests/*' -m unittest discover -p '*tests.py' mkdocs --top-level-directory .
     py{36,37,38,39,310,py3}-unittests: {envbindir}/coverage xml
     py{36,37,38,39,310,py3}-unittests: {envbindir}/coverage report --show-missing
     py{36,37,38,39,310,py3}-integration: {envpython} -m mkdocs.tests.integration --output={envtmpdir}/builds