+# Like test_expect_equal, but arguments are JSON expressions to be
+# canonicalized before diff'ing. If an argument cannot be parsed, it
+# is used unchanged so that there's something to diff against.
+test_expect_equal_json () {
+ output=$(echo "$1" | python -mjson.tool || echo "$1")
+ expected=$(echo "$2" | python -mjson.tool || echo "$2")
+ shift 2
+ test_expect_equal "$output" "$expected" "$@"
+}
+