package sarama

import "testing"

var (
	offsetRequestNoBlocks = []byte{
		0xFF, 0xFF, 0xFF, 0xFF,
		0x00, 0x00, 0x00, 0x00}

	offsetRequestOneBlock = []byte{
		0xFF, 0xFF, 0xFF, 0xFF,
		0x00, 0x00, 0x00, 0x01,
		0x00, 0x03, 'f', 'o', 'o',
		0x00, 0x00, 0x00, 0x01,
		0x00, 0x00, 0x00, 0x04,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
		0x00, 0x00, 0x00, 0x02}

	offsetRequestOneBlockV1 = []byte{
		0xFF, 0xFF, 0xFF, 0xFF,
		0x00, 0x00, 0x00, 0x01,
		0x00, 0x03, 'b', 'a', 'r',
		0x00, 0x00, 0x00, 0x01,
		0x00, 0x00, 0x00, 0x04,
		0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01}
)

func TestOffsetRequest(t *testing.T) {
	request := new(OffsetRequest)
	testRequest(t, "no blocks", request, offsetRequestNoBlocks)

	request.AddBlock("foo", 4, 1, 2)
	testRequest(t, "one block", request, offsetRequestOneBlock)
}

func TestOffsetRequestV1(t *testing.T) {
	request := new(OffsetRequest)
	request.Version = 1
	testRequest(t, "no blocks", request, offsetRequestNoBlocks)

	request.AddBlock("bar", 4, 1, 2) // Last argument is ignored for V1
	testRequest(t, "one block", request, offsetRequestOneBlockV1)
}