src: constify is_<platform>() calls

+ TCs: unittest-asserts for git-tests.

1 files changed, 3 insertions, 3 deletions

diff --git a/git/test/test_index.py b/git/test/test_index.py
index b83201c9..2a8df798 100644
--- a/git/test/test_index.py
+++ b/git/test/test_index.py
@@ -577,7 +577,7 @@ class TestIndex(TestBase):
         assert len(entries) == 1 and entries[0].hexsha != null_hex_sha
 
         # add symlink
-        if not is_win():
+        if not is_win:
             for target in ('/etc/nonexisting', '/etc/passwd', '/etc'):
                 basename = "my_real_symlink"
 
@@ -630,7 +630,7 @@ class TestIndex(TestBase):
         index.checkout(fake_symlink_path)
 
         # on windows we will never get symlinks
-        if is_win():
+        if is_win:
             # simlinks should contain the link as text ( which is what a
             # symlink actually is )
             open(fake_symlink_path, 'rb').read() == link_target
@@ -711,7 +711,7 @@ class TestIndex(TestBase):
             assert fkey not in index.entries
 
         index.add(files, write=True)
-        if is_win():
+        if is_win:
             hp = hook_path('pre-commit', index.repo.git_dir)
             hpd = os.path.dirname(hp)
             if not os.path.isdir(hpd):