oppushdata_test.go

package bscript_test

import (
	"encoding/hex"
	"testing"

	"github.com/libsv/go-bt/bscript"
	"github.com/stretchr/testify/assert"
)

func TestDecodeParts(t *testing.T) {
	t.Parallel()

	t.Run("simple", func(t *testing.T) {
		parts, err := bscript.DecodeStringParts("05000102030401FF02ABCD")
		assert.NoError(t, err)
		assert.Equal(t, 3, len(parts))
	})

	t.Run("simple and encode", func(t *testing.T) {
		parts, err := bscript.DecodeStringParts("05000102030401FF02ABCD")
		assert.NoError(t, err)
		assert.Equal(t, 3, len(parts))

		var p []byte
		p, err = bscript.EncodeParts(parts)
		assert.NoError(t, err)

		assert.Equal(t, "05000102030401ff02abcd", hex.EncodeToString(p))
	})

	t.Run("empty parts", func(t *testing.T) {
		parts, err := bscript.DecodeStringParts("")
		assert.NoError(t, err)
		assert.Equal(t, 0, len(parts))
	})

	t.Run("complex parts", func(t *testing.T) {
		s := "524c53ff0488b21e000000000000000000362f7a9030543db8751401c387d6a71e870f1895b3a62569d455e8ee5f5f5e5f03036624c6df96984db6b4e625b6707c017eb0e0d137cd13a0c989bfa77a4473fd000000004c53ff0488b21e0000000000000000008b20425398995f3c866ea6ce5c1828a516b007379cf97b136bffbdc86f75df14036454bad23b019eae34f10aff8b8d6d8deb18cb31354e5a169ee09d8a4560e8250000000052ae"
		parts, err := bscript.DecodeStringParts(s)
		assert.NoError(t, err)
		assert.Equal(t, 5, len(parts))
	})

	t.Run("bad parts", func(t *testing.T) {
		_, err := bscript.DecodeStringParts("05000000")
		assert.Error(t, err)
		assert.EqualError(t, err, "not enough data")

		_, err = bscript.DecodeStringParts("4c05000000")
		assert.Error(t, err)
		assert.EqualError(t, err, "not enough data")
	})

	t.Run("panic", func(t *testing.T) {
		// todo: tested this and it does NOT panic...?
		s := "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"
		_, err := bscript.DecodeStringParts(s)
		assert.NoError(t, err)
	})
}