--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/tests/test-patch.t	Thu Aug 12 15:12:25 2010 +0900
@@ -0,0 +1,41 @@
+  $ cat > patchtool.py <<EOF
+  > import sys
+  > print 'Using custom patch'
+  > if '--binary' in sys.argv:
+  >     print '--binary found !'
+  > EOF
+
+  $ echo "[ui]" >> $HGRCPATH
+  $ echo "patch=python ../patchtool.py" >> $HGRCPATH
+
+  $ hg init a
+  $ cd a
+  $ echo a > a
+  $ hg commit -Ama -d '1 0'
+  adding a
+  $ echo b >> a
+  $ hg commit -Amb -d '2 0'
+  $ cd ..
+
+This test check that:
+ - custom patch commands with arguments actually works
+ - patch code does not try to add weird arguments like
+ --binary when custom patch commands are used. For instance
+ --binary is added by default under win32.
+
+check custom patch options are honored
+
+  $ hg --cwd a export -o ../a.diff tip
+  $ hg clone -r 0 a b
+  requesting all changes
+  adding changesets
+  adding manifests
+  adding file changes
+  added 1 changesets with 1 changes to 1 files
+  updating to branch default
+  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
+
+  $ hg --cwd b import -v ../a.diff
+  applying ../a.diff
+  Using custom patch
+