+original_file="test/test_dir/feed.xml"
+generated_file="$original_file".ignoring
+expected_file="test/test_files/feed.xml.ignoring"
+cat "$original_file" | \
+ sed 's/>[0-9]\{4\}-[0-9]\{2\}-[0-9]\{2\}T[0-9]\{2\}:[0-9]\{2\}:[0-9]\{2\}Z</>IGNORE</' | \
+ sed 's/>urn:uuid:[0-9a-f]\{8\}-[0-9a-f]\{4\}-[0-9a-f]\{4\}-[0-9a-f]\{4\}-[0-9a-f]\{12\}</>urn:uuid:IGNORE</' \
+ > "$generated_file"
+diff_test "$generated_file" "$expected_file"
+rm "$generated_file"