frostfs-node/pkg/morph/event/opcodes_test.go

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package event
import (
"testing"
"github.com/nspcc-dev/neo-go/pkg/io"
"github.com/nspcc-dev/neo-go/pkg/vm"
"github.com/nspcc-dev/neo-go/pkg/vm/emit"
"github.com/stretchr/testify/require"
)
func TestBytesFromOpcode(t *testing.T) {
tests := [...][]byte{
[]byte("test"),
[]byte("test test"),
[]byte(""),
[]byte("1"),
}
bw := io.NewBufBinWriter()
for _, test := range tests {
emit.Bytes(bw.BinWriter, test)
}
var (
ctx = vm.NewContext(bw.Bytes())
op Op
gotBytes []byte
err error
)
for _, test := range tests {
op = getNextOp(ctx)
gotBytes, err = BytesFromOpcode(op)
require.NoError(t, err)
require.Equal(t, test, gotBytes)
}
}
func TestIntFromOpcode(t *testing.T) {
tests := [...]int64{
-1,
-5,
15,
16,
1_000_000,
}
bw := io.NewBufBinWriter()
for _, test := range tests {
emit.Int(bw.BinWriter, test)
}
var (
ctx = vm.NewContext(bw.Bytes())
op Op
gotInt int64
err error
)
for _, test := range tests {
op = getNextOp(ctx)
gotInt, err = IntFromOpcode(op)
require.NoError(t, err)
require.Equal(t, test, gotInt)
}
}
func getNextOp(ctx *vm.Context) (op Op) {
op.code, op.param, _ = ctx.Next()
return
}