package subex

import (
	"testing"
)

func expectASTEqual(t *testing.T, ast SubexAST, expected SubexAST) {
	if ast == expected {
		return
	}

	t.Fatalf("Expected %v, found %v", expected, ast)
}

func expectAST(t *testing.T, subex string, expected SubexAST) {
	lexer := NewStringRuneReader(subex)
	ast := Parse(lexer)
	expectASTEqual(t, ast, expected)
}