Move unicode test to test_main so it's included in CPython port.

Author: jaraco

importlib_metadata/tests/test_integration.py

@@ -9,7 +9,6 @@
 from . import fixtures
 from .. import (
     _compat,
-    distributions,
     version,
     )
 
@@ -45,13 +44,3 @@ def __getattribute__(self, name):
         self.fixtures.enter_context(
             fixtures.install_finder(ModuleFreeFinder()))
         _compat.disable_stdlib_finder()
-
-
-class FileSystem(fixtures.OnSysPath, fixtures.SiteDir, unittest.TestCase):
-    def test_unicode_dir_on_sys_path(self):
-        """
-        Ensure a Unicode subdirectory of a directory on sys.path
-        does not crash.
-        """
-        fixtures.build_files({'☃': {}}, prefix=self.site_dir)
-        list(distributions())

importlib_metadata/tests/test_main.py

@@ -256,3 +256,13 @@ def test_module(self):
 
     def test_attr(self):
         assert self.ep.attr is None
+
+
+class FileSystem(fixtures.OnSysPath, fixtures.SiteDir, unittest.TestCase):
+    def test_unicode_dir_on_sys_path(self):
+        """
+        Ensure a Unicode subdirectory of a directory on sys.path
+        does not crash.
+        """
+        fixtures.build_files({'☃': {}}, prefix=self.site_dir)
+        list(distributions())