mirror of
https://github.com/nspcc-dev/neo-go.git
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134 lines
3 KiB
Go
134 lines
3 KiB
Go
package compiler_test
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import (
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"fmt"
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"strings"
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"testing"
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"github.com/nspcc-dev/neo-go/pkg/compiler"
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"github.com/nspcc-dev/neo-go/pkg/crypto/hash"
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"github.com/nspcc-dev/neo-go/pkg/encoding/address"
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"github.com/nspcc-dev/neo-go/pkg/util"
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"github.com/stretchr/testify/require"
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)
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func TestFromAddress(t *testing.T) {
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as1 := "Aej1fe4mUgou48Zzup5j8sPrE3973cJ5oz"
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addr1, err := address.StringToUint160(as1)
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require.NoError(t, err)
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as2 := "AK2nJJpJr6o664CWJKi1QRXjqeic2zRp8y"
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addr2, err := address.StringToUint160(as2)
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require.NoError(t, err)
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t.Run("append 2 addresses", func(t *testing.T) {
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src := `
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package foo
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import "github.com/nspcc-dev/neo-go/pkg/interop/util"
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func Main() []byte {
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addr1 := util.FromAddress("` + as1 + `")
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addr2 := util.FromAddress("` + as2 + `")
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sum := append(addr1, addr2...)
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return sum
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}
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`
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eval(t, src, append(addr1.BytesBE(), addr2.BytesBE()...))
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})
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t.Run("append 2 addresses inline", func(t *testing.T) {
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src := `
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package foo
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import "github.com/nspcc-dev/neo-go/pkg/interop/util"
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func Main() []byte {
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addr1 := util.FromAddress("` + as1 + `")
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sum := append(addr1, util.FromAddress("` + as2 + `")...)
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return sum
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}
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`
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eval(t, src, append(addr1.BytesBE(), addr2.BytesBE()...))
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})
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}
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func TestAppCall(t *testing.T) {
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srcInner := `
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package foo
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func Main(a []byte, b []byte) []byte {
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return append(a, b...)
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}
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`
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inner, err := compiler.Compile(strings.NewReader(srcInner))
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require.NoError(t, err)
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ih := hash.Hash160(inner)
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getScript := func(u util.Uint160) ([]byte, bool) {
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if u.Equals(ih) {
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return inner, true
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}
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return nil, false
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}
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t.Run("valid script", func(t *testing.T) {
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src := getAppCallScript(fmt.Sprintf("%#v", ih.BytesBE()))
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v := vmAndCompile(t, src)
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v.SetScriptGetter(getScript)
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require.NoError(t, v.Run())
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assertResult(t, v, []byte{1, 2, 3, 4})
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})
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t.Run("missing script", func(t *testing.T) {
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h := ih
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h[0] = ^h[0]
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src := getAppCallScript(fmt.Sprintf("%#v", h.BytesBE()))
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v := vmAndCompile(t, src)
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v.SetScriptGetter(getScript)
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require.Error(t, v.Run())
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})
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t.Run("invalid script address", func(t *testing.T) {
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src := getAppCallScript("[]byte{1, 2, 3}")
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_, err := compiler.Compile(strings.NewReader(src))
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require.Error(t, err)
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})
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t.Run("convert from string constant", func(t *testing.T) {
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src := `
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package foo
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import "github.com/nspcc-dev/neo-go/pkg/interop/engine"
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const scriptHash = ` + fmt.Sprintf("%#v", string(ih.BytesBE())) + `
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func Main() []byte {
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x := []byte{1, 2}
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y := []byte{3, 4}
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result := engine.AppCall([]byte(scriptHash), x, y)
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return result.([]byte)
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}
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`
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v := vmAndCompile(t, src)
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v.SetScriptGetter(getScript)
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require.NoError(t, v.Run())
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assertResult(t, v, []byte{1, 2, 3, 4})
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})
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}
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func getAppCallScript(h string) string {
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return `
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package foo
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import "github.com/nspcc-dev/neo-go/pkg/interop/engine"
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func Main() []byte {
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x := []byte{1, 2}
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y := []byte{3, 4}
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result := engine.AppCall(` + h + `, x, y)
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return result.([]byte)
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}
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`
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}
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