tests: use 'hghave no-windows' to avoid testing reserved file names on windows

tests/hghave

@@ -209,6 +209,9 @@ def has_ssl():
     except ImportError:
         return False
 
+def has_windows():
+    return os.name == 'nt'
+
 checks = {
     "baz": (has_baz, "GNU Arch baz client"),
     "bzr": (has_bzr, "Canonical's Bazaar client"),
@@ -239,6 +242,7 @@ checks = {
     "symlink": (has_symlink, "symbolic links"),
     "tla": (has_tla, "GNU Arch tla client"),
     "unix-permissions": (has_unix_permissions, "unix-style permissions"),
+    "windows": (has_windows, "Windows"),
 }
 
 def list_features():

tests/test-add.t

@@ -1,3 +1,5 @@
+  $ "$TESTDIR/hghave" no-windows || exit 80
+
   $ hg init a
   $ cd a
   $ echo a > a

tests/test-addremove.t

@@ -1,3 +1,5 @@
+  $ "$TESTDIR/hghave" no-windows || exit 80
+
   $ hg init rep
   $ cd rep
   $ mkdir dir

tests/test-hardlinks.t

@@ -1,3 +1,5 @@
+  $ "$TESTDIR/hghave" no-windows || exit 80
+
   $ cat > nlinks.py <<EOF
   > import os, sys
   > for f in sorted(sys.stdin.readlines()):

tests/test-init.t

@@ -1,3 +1,5 @@
+  $ "$TESTDIR/hghave" no-windows || exit 80
+
 This test tries to exercise the ssh functionality with a dummy script
 
   $ checknewrepo()

tests/test-walk.t

@@ -1,3 +1,5 @@
+  $ "$TESTDIR/hghave" no-windows || exit 80
+
   $ hg init t
   $ cd t
   $ mkdir -p beans