diff --git a/tests-ng/compare-ignore.sh b/tests-ng/compare-ignore.sh
new file mode 100755
index 0000000..1141c82
--- /dev/null
+++ b/tests-ng/compare-ignore.sh
@@ -0,0 +1,100 @@
+#!/usr/bin/env bash
+# author: deadc0de6 (https://github.com/deadc0de6)
+# Copyright (c) 2017, deadc0de6
+#
+# test updates
+# returns 1 in case of error
+#
+
+# exit on first error
+#set -e
+
+# all this crap to get current path
+rl="readlink -f"
+if ! ${rl} "${0}" >/dev/null 2>&1; then
+  rl="realpath"
+
+  if ! hash ${rl}; then
+    echo "\"${rl}\" not found !" && exit 1
+  fi
+fi
+cur=$(dirname "$(${rl} "${0}")")
+
+#hash dotdrop >/dev/null 2>&1
+#[ "$?" != "0" ] && echo "install dotdrop to run tests" && exit 1
+
+#echo "called with ${1}"
+
+# dotdrop path can be pass as argument
+ddpath="${cur}/../"
+[ "${1}" != "" ] && ddpath="${1}"
+[ ! -d ${ddpath} ] && echo "ddpath \"${ddpath}\" is not a directory" && exit 1
+
+export PYTHONPATH="${ddpath}:${PYTHONPATH}"
+bin="python3 -m dotdrop.dotdrop"
+
+echo "dotdrop path: ${ddpath}"
+echo "pythonpath: ${PYTHONPATH}"
+
+# get the helpers
+source ${cur}/helpers
+
+echo "RUNNING $(basename $BASH_SOURCE)"
+
+################################################################
+# this is the test
+################################################################
+
+# dotdrop directory
+basedir=`mktemp -d`
+echo "[+] dotdrop dir: ${basedir}"
+echo "[+] dotpath dir: ${basedir}/dotfiles"
+
+# the dotfile to be imported
+tmpd=`mktemp -d`
+
+# some files
+mkdir -p ${tmpd}/{program,config}
+touch ${tmpd}/program/a
+touch ${tmpd}/config/a
+
+# create the config file
+cfg="${basedir}/config.yaml"
+create_conf ${cfg} # sets token
+
+# import
+echo "[+] import"
+cd ${ddpath} | ${bin} import -c ${cfg} ${tmpd}/program
+cd ${ddpath} | ${bin} import -c ${cfg} ${tmpd}/config
+
+# add files
+echo "[+] add files"
+touch ${tmpd}/program/b
+touch ${tmpd}/config/b
+
+# expects diff
+echo "[+] comparing normal"
+set +e
+cd ${ddpath} | ${bin} compare -c ${cfg} --verbose
+[ "$?" = "0" ] && exit 1
+set -e
+
+# expects one diff
+echo "[+] comparing with ignore"
+set +e
+cd ${ddpath} | ${bin} compare -c ${cfg} --verbose --ignore=${tmpd}/config/b
+[ "$?" = "0" ] && exit 1
+set -e
+
+# expects no diff
+echo "[+] comparing with ignore pattern"
+set +e
+cd ${ddpath} | ${bin} compare -c ${cfg} --verbose --ignore=b
+[ "$?" != "0" ] && exit 1
+set -e
+
+## CLEANING
+rm -rf ${basedir} ${tmpd}
+
+echo "OK"
+exit 0
diff --git a/tests-ng/compare.sh b/tests-ng/compare.sh
index dd6cd73..86b4a85 100755
--- a/tests-ng/compare.sh
+++ b/tests-ng/compare.sh
@@ -108,7 +108,10 @@ echo 'changed' > ${tmpd}/uniquefile
 
 # compare
 echo "[+] comparing"
+set +e
 cd ${ddpath} | ${bin} compare -c ${cfg} --verbose
+[ "$?" = "0" ] && exit 1
+set -e
 
 ## CLEANING
 rm -rf ${basedir} ${tmpd}
diff --git a/tests/test_compare.py b/tests/test_compare.py
index efa2f99..41ae303 100644
--- a/tests/test_compare.py
+++ b/tests/test_compare.py
@@ -14,6 +14,7 @@ from dotdrop.dotdrop import importer
 from dotdrop.dotdrop import compare
 from dotdrop.dotfile import Dotfile
 from dotdrop.installer import Installer
+from dotdrop.comparator import Comparator
 from dotdrop.templategen import Templategen
 
 from tests.helpers import *
@@ -32,12 +33,20 @@ class TestCompare(unittest.TestCase):
         t = Templategen(base=opts['dotpath'], debug=True)
         inst = Installer(create=opts['create'], backup=opts['backup'],
                          dry=opts['dry'], base=opts['dotpath'], debug=True)
+        comp = Comparator()
         results = {}
         for dotfile in dotfiles:
-            same, _ = inst.compare(t, tmp, opts['profile'],
-                                   dotfile.src, dotfile.dst)
+            ret, insttmp = inst.install_to_temp(t, tmp, opts['profile'],
+                                                dotfile.src, dotfile.dst)
+            if not ret:
+                results[path] = False
+                continue
+            diff = comp.compare(insttmp, dotfile.dst)
+            print('XXXX diff for {} and {}:\n{}'.format(dotfile.src,
+                                                        dotfile.dst,
+                                                        diff))
             path = os.path.expanduser(dotfile.dst)
-            results[path] = same
+            results[path] = diff == ''
         return results
 
     def edit_content(self, path, newcontent, binary=False):