[core][tests][application] Remove nose

IPython/core/tests/test_application.py

@@ -1,73 +1,70
 # coding: utf-8
 """Tests for IPython.core.application"""
 
 import os
 import tempfile
 
-import nose.tools as nt
-
 from traitlets import Unicode
 
 from IPython.core.application import BaseIPythonApplication
 from IPython.testing import decorators as dec
 from IPython.utils.tempdir import TemporaryDirectory
 
 
 @dec.onlyif_unicode_paths
 def test_unicode_cwd():
     """Check that IPython starts with non-ascii characters in the path."""
     wd = tempfile.mkdtemp(suffix=u"€")
     
     old_wd = os.getcwd()
     os.chdir(wd)
     #raise Exception(repr(os.getcwd()))
     try:
         app = BaseIPythonApplication()
         # The lines below are copied from Application.initialize()
         app.init_profile_dir()
         app.init_config_files()
         app.load_config_file(suppress_errors=False)
     finally:
         os.chdir(old_wd)
 
 @dec.onlyif_unicode_paths
 def test_unicode_ipdir():
     """Check that IPython starts with non-ascii characters in the IP dir."""
     ipdir = tempfile.mkdtemp(suffix=u"€")
     
     # Create the config file, so it tries to load it.
     with open(os.path.join(ipdir, 'ipython_config.py'), "w") as f:
         pass
     
     old_ipdir1 = os.environ.pop("IPYTHONDIR", None)
     old_ipdir2 = os.environ.pop("IPYTHON_DIR", None)
     os.environ["IPYTHONDIR"] = ipdir
     try:
         app = BaseIPythonApplication()
         # The lines below are copied from Application.initialize()
         app.init_profile_dir()
         app.init_config_files()
         app.load_config_file(suppress_errors=False)
     finally:
         if old_ipdir1:
             os.environ["IPYTHONDIR"] = old_ipdir1
         if old_ipdir2:
             os.environ["IPYTHONDIR"] = old_ipdir2
 
 def test_cli_priority():
     with TemporaryDirectory() as td:
 
         class TestApp(BaseIPythonApplication):
             test = Unicode().tag(config=True)
 
         # Create the config file, so it tries to load it.
         with open(os.path.join(td, 'ipython_config.py'), "w") as f:
             f.write("c.TestApp.test = 'config file'")
 
         app = TestApp()
-        app.initialize(['--profile-dir', td])
-        nt.assert_equal(app.test, 'config file')
+        app.initialize(["--profile-dir", td])
+        assert app.test == "config file"
         app = TestApp()
-        app.initialize(['--profile-dir', td, '--TestApp.test=cli'])
-        nt.assert_equal(app.test, 'cli')
-
+        app.initialize(["--profile-dir", td, "--TestApp.test=cli"])
+        assert app.test == "cli"