Make file deletion work, add test

tests/libtest.sh

@@ -33,7 +33,13 @@ die () {
 }
 
 assert_has_file () {
-    test -f $1 || (echo "Couldn't find $1"; exit 1)
+    test -f "$1" || (echo "Couldn't find '$1'"; exit 1)
+}
+
+assert_not_has_file () {
+    if test -f "$1"; then
+	echo "File '$1' exists"; exit 1
+    fi
 }
 
 setup_test_repository1 () {
@@ -67,8 +73,11 @@ setup_test_repository2 () {
     mkdir baz/another/
     echo x > baz/another/y
 
-    mkdir ../repo
-    ht_repo="--repo=../repo"
+    cd ..
+    mkdir repo
+    cd repo
+    ht_repo="--repo=`pwd`"
+    cd ../files
     export ht_repo
     hacktree init $ht_repo
     hacktree commit $ht_repo -s "Test Commit 1" -b "Commit body first" --add=firstfile

tests/t0006-removal.sh

@@ -0,0 +1,40 @@
+#!/bin/bash
+#
+# Copyright (C) 2011 Colin Walters <walters@verbum.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+#
+# Author: Colin Walters <walters@verbum.org>
+
+set -e
+
+. libtest.sh
+
+echo '1..4'
+
+setup_test_repository2
+hacktree checkout $ht_repo HEAD $test_tmpdir/checkout2-head
+echo 'ok setup'
+cd $test_tmpdir/checkout2-head
+hacktree commit -s delete $ht_repo -r firstfile
+echo 'ok rm firstfile'
+assert_has_file firstfile  # It should still exist in this checkout
+cd $test_tmpdir
+hacktree checkout $ht_repo HEAD $test_tmpdir/checkout3-head
+echo 'ok checkout 3'
+cd $test_tmpdir/checkout3-head
+assert_not_has_file firstfile
+assert_has_file baz/saucer
+echo 'ok removal full'