portability fixes for some tests
Apparently the ls on OS X 10.3.9 exits with success even if the file
given on the command line doesn't exist
--- a/tests/test-bad-pull
+++ b/tests/test-bad-pull
@@ -2,7 +2,7 @@
hg clone http://localhost:20059/ copy
echo $?
-ls copy 2>/dev/null || echo copy: No such file or directory
+test -e copy || echo copy: No such file or directory
cat > dumb.py <<EOF
import BaseHTTPServer, SimpleHTTPServer, signal
--- a/tests/test-empty-dir
+++ b/tests/test-empty-dir
@@ -11,6 +11,6 @@ hg commit -m "second" -d "1000000 0" sub
cat sub/b
hg co 0
cat sub/b 2>/dev/null || echo "sub/b not present"
-ls sub 2>/dev/null || echo "sub not present"
+test -e sub || echo "sub not present"
true
--- a/tests/test-static-http
+++ b/tests/test-static-http
@@ -2,7 +2,7 @@
http_proxy= hg clone static-http://localhost:20059/ copy
echo $?
-ls copy 2>/dev/null || echo copy: No such file or directory
+test -e copy || echo copy: No such file or directory
# This server doesn't do range requests so it's basically only good for
# one pull