package parser

import "io"
import "fmt"
import "testing"
import "strings"

func testString (test *testing.T, correct, input string) {
	testReader(test, correct, strings.NewReader(input))
}

func testReader (test *testing.T, correct string, inputs ...io.Reader) {
	tree := Tree { }
	for index, stream := range inputs {
		err := tree.Parse(fmt.Sprintf("stream%d.fspl", index), stream)
		if err != nil {
			test.Error("parser returned error: ", err)
			return
		}
	}
	
	got := tree.String()
	if got != correct {
		test.Log("strings do not match")
		test.Log("tree.String():\n" + got)
		test.Log("correct:\n" + correct)
		test.Fail()
		return
	}
}