diff --git a/t/file_data_filter.t b/t/file_data_filter.t
index a938e97..aa054c9 100755
--- a/t/file_data_filter.t
+++ b/t/file_data_filter.t
@@ -25,7 +25,9 @@ git_convert() {
 	cd "$2" &&
 	hg-fast-export.sh --repo "../$1" \
 			  -s --hgtags -n \
-			  --plugin ../../plugins/rename_file_test_plugin
+			  --plugin ../../plugins/rename_file_test_plugin \
+			  --plugin dos2unix \
+			  --plugin shell_filter_file_contents=../../plugins/id
 	)
 }
 
diff --git a/t/plugins/id b/t/plugins/id
new file mode 100755
index 0000000..2cebdbd
--- /dev/null
+++ b/t/plugins/id
@@ -0,0 +1,2 @@
+#!/bin/bash
+cat