package types

import (
	"testing"

	"github.com/stretchr/testify/assert"

	tmrand "github.com/tendermint/tendermint/libs/rand"
)

func makeTxs(cnt, size int) Txs {
	txs := make(Txs, cnt)
	for i := 0; i < cnt; i++ {
		txs[i] = tmrand.Bytes(size)
	}
	return txs
}

func TestTxIndex(t *testing.T) {
	for i := 0; i < 20; i++ {
		txs := makeTxs(15, 60)
		for j := 0; j < len(txs); j++ {
			tx := txs[j]
			idx := txs.Index(tx)
			assert.Equal(t, j, idx)
		}
		assert.Equal(t, -1, txs.Index(nil))
		assert.Equal(t, -1, txs.Index(Tx("foodnwkf")))
	}
}

func TestTxIndexByHash(t *testing.T) {
	for i := 0; i < 20; i++ {
		txs := makeTxs(15, 60)
		for j := 0; j < len(txs); j++ {
			tx := txs[j]
			idx := txs.IndexByHash(tx.Hash())
			assert.Equal(t, j, idx)
		}
		assert.Equal(t, -1, txs.IndexByHash(nil))
		assert.Equal(t, -1, txs.IndexByHash(Tx("foodnwkf").Hash()))
	}
}