neoneo-go/pkg/smartcontract/manifest/manifest_test.go
Anna Shaleva efe9bee1ff smartcontract: refactor manifest.FromStackItem test
We need a good case to ensure that error cases constructed well.
2021-05-05 18:54:42 +03:00

397 lines
14 KiB
Go

package manifest
import (
"encoding/json"
"math/big"
"testing"
"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
"github.com/nspcc-dev/neo-go/pkg/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/nspcc-dev/neo-go/pkg/vm/stackitem"
"github.com/stretchr/testify/require"
)
// Test vectors are taken from the main NEO repo
// https://github.com/neo-project/neo/blob/master/tests/neo.UnitTests/SmartContract/Manifest/UT_ContractManifest.cs#L10
func TestManifest_MarshalJSON(t *testing.T) {
t.Run("default", func(t *testing.T) {
s := `{"groups":[],"features":{},"supportedstandards":[],"name":"Test","abi":{"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}`
m := testUnmarshalMarshalManifest(t, s)
require.Equal(t, DefaultManifest("Test"), m)
})
t.Run("permissions", func(t *testing.T) {
s := `{"groups":[],"features":{},"supportedstandards":[],"name":"Test","abi":{"methods":[],"events":[]},"permissions":[{"contract":"0x0000000000000000000000000000000000000000","methods":["method1","method2"]}],"trusts":[],"extra":null}`
testUnmarshalMarshalManifest(t, s)
})
t.Run("safe methods", func(t *testing.T) {
s := `{"groups":[],"features":{},"supportedstandards":[],"name":"Test","abi":{"methods":[{"name":"safeMet","offset":123,"parameters":[],"returntype":"Integer","safe":true}],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}`
testUnmarshalMarshalManifest(t, s)
})
t.Run("trust", func(t *testing.T) {
s := `{"groups":[],"features":{},"supportedstandards":[],"name":"Test","abi":{"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":["0x0000000000000000000000000000000000000001"],"extra":null}`
testUnmarshalMarshalManifest(t, s)
})
t.Run("groups", func(t *testing.T) {
s := `{"groups":[{"pubkey":"03b209fd4f53a7170ea4444e0cb0a6bb6a53c2bd016926989cf85f9b0fba17a70c","signature":"QUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQQ=="}],"features":{},"supportedstandards":[],"name":"Test","abi":{"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":null}`
testUnmarshalMarshalManifest(t, s)
})
t.Run("extra", func(t *testing.T) {
s := `{"groups":[],"features":{},"supportedstandards":[],"name":"Test","abi":{"methods":[],"events":[]},"permissions":[{"contract":"*","methods":"*"}],"trusts":[],"extra":{"key":"value"}}`
testUnmarshalMarshalManifest(t, s)
})
}
func testUnmarshalMarshalManifest(t *testing.T, s string) *Manifest {
js := []byte(s)
c := NewManifest("Test")
require.NoError(t, json.Unmarshal(js, c))
data, err := json.Marshal(c)
require.NoError(t, err)
require.JSONEq(t, s, string(data))
return c
}
func TestManifest_CanCall(t *testing.T) {
man1 := DefaultManifest("Test1")
man2 := DefaultManifest("Test2")
require.True(t, man1.CanCall(util.Uint160{}, man2, "method1"))
}
func TestPermission_IsAllowed(t *testing.T) {
manifest := DefaultManifest("Test")
t.Run("wildcard", func(t *testing.T) {
perm := NewPermission(PermissionWildcard)
require.True(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
})
t.Run("hash", func(t *testing.T) {
perm := NewPermission(PermissionHash, util.Uint160{})
require.True(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
t.Run("restrict methods", func(t *testing.T) {
perm.Methods.Restrict()
require.False(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
perm.Methods.Add("AAA")
require.True(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
})
})
t.Run("invalid hash", func(t *testing.T) {
perm := NewPermission(PermissionHash, util.Uint160{1})
require.False(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
})
priv, err := keys.NewPrivateKey()
require.NoError(t, err)
manifest.Groups = []Group{{PublicKey: priv.PublicKey()}}
t.Run("group", func(t *testing.T) {
perm := NewPermission(PermissionGroup, priv.PublicKey())
require.True(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
})
t.Run("invalid group", func(t *testing.T) {
priv2, err := keys.NewPrivateKey()
require.NoError(t, err)
perm := NewPermission(PermissionGroup, priv2.PublicKey())
require.False(t, perm.IsAllowed(util.Uint160{}, manifest, "AAA"))
})
}
func TestIsValid(t *testing.T) {
contractHash := util.Uint160{1, 2, 3}
m := &Manifest{}
t.Run("invalid, no name", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m = NewManifest("Test")
t.Run("invalid, no ABI methods", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m.ABI.Methods = append(m.ABI.Methods, Method{
Name: "dummy",
ReturnType: smartcontract.VoidType,
Parameters: []Parameter{},
})
t.Run("valid, no groups/events", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
m.ABI.Events = append(m.ABI.Events, Event{
Name: "itHappened",
Parameters: []Parameter{},
})
t.Run("valid, with events", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
m.ABI.Events = append(m.ABI.Events, Event{
Name: "itHappened",
Parameters: []Parameter{
NewParameter("qwerty", smartcontract.IntegerType),
NewParameter("qwerty", smartcontract.IntegerType),
},
})
t.Run("invalid, bad event", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m.ABI.Events = m.ABI.Events[:1]
m.Permissions = append(m.Permissions, *NewPermission(PermissionHash, util.Uint160{1, 2, 3}))
t.Run("valid, with permissions", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
m.Permissions = append(m.Permissions, *NewPermission(PermissionHash, util.Uint160{1, 2, 3}))
t.Run("invalid, with permissions", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m.Permissions = m.Permissions[:1]
m.SupportedStandards = append(m.SupportedStandards, "NEP-17")
t.Run("valid, with standards", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
m.SupportedStandards = append(m.SupportedStandards, "")
t.Run("invalid, with nameless standard", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m.SupportedStandards = m.SupportedStandards[:1]
m.SupportedStandards = append(m.SupportedStandards, "NEP-17")
t.Run("invalid, with duplicate standards", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m.SupportedStandards = m.SupportedStandards[:1]
d := PermissionDesc{Type: PermissionHash, Value: util.Uint160{1, 2, 3}}
m.Trusts.Add(d)
t.Run("valid, with trust", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
m.Trusts.Add(PermissionDesc{Type: PermissionHash, Value: util.Uint160{3, 2, 1}})
t.Run("valid, with trusts", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
m.Trusts.Add(d)
t.Run("invalid, with trusts", func(t *testing.T) {
require.Error(t, m.IsValid(contractHash))
})
m.Trusts.Restrict()
t.Run("with groups", func(t *testing.T) {
m.Groups = make([]Group, 3)
pks := make([]*keys.PrivateKey, 3)
for i := range pks {
pk, err := keys.NewPrivateKey()
require.NoError(t, err)
pks[i] = pk
m.Groups[i] = Group{
PublicKey: pk.PublicKey(),
Signature: pk.Sign(contractHash.BytesBE()),
}
}
t.Run("valid", func(t *testing.T) {
require.NoError(t, m.IsValid(contractHash))
})
t.Run("invalid, wrong contract hash", func(t *testing.T) {
require.Error(t, m.IsValid(util.Uint160{4, 5, 6}))
})
t.Run("invalid, wrong group signature", func(t *testing.T) {
pk, err := keys.NewPrivateKey()
require.NoError(t, err)
m.Groups = append(m.Groups, Group{
PublicKey: pk.PublicKey(),
// actually, there shouldn't be such situation, as Signature is always the signature
// of the contract hash.
Signature: pk.Sign([]byte{1, 2, 3}),
})
require.Error(t, m.IsValid(contractHash))
})
})
}
func TestManifestToStackItem(t *testing.T) {
check := func(t *testing.T, expected *Manifest) {
item, err := expected.ToStackItem()
require.NoError(t, err)
actual := new(Manifest)
require.NoError(t, actual.FromStackItem(item))
require.Equal(t, expected, actual)
}
t.Run("default", func(t *testing.T) {
expected := DefaultManifest("manifest")
check(t, expected)
})
t.Run("full", func(t *testing.T) {
pk, _ := keys.NewPrivateKey()
expected := &Manifest{
Name: "manifest",
ABI: ABI{
Methods: []Method{{
Name: "method",
Offset: 15,
Parameters: []Parameter{{
Name: "param",
Type: smartcontract.StringType,
}},
ReturnType: smartcontract.BoolType,
Safe: true,
}},
Events: []Event{{
Name: "event",
Parameters: []Parameter{{
Name: "param",
Type: smartcontract.BoolType,
}},
}},
},
Features: json.RawMessage("{}"),
Groups: []Group{{
PublicKey: pk.PublicKey(),
Signature: make([]byte, keys.SignatureLen),
}},
Permissions: []Permission{*NewPermission(PermissionWildcard)},
SupportedStandards: []string{"NEP-17"},
Trusts: WildPermissionDescs{
Value: []PermissionDesc{
{
Type: PermissionHash,
Value: util.Uint160{1, 2, 3},
},
{
Type: PermissionGroup,
Value: pk.PublicKey(),
},
},
},
Extra: []byte(`even not a json allowed`),
}
check(t, expected)
})
}
func TestManifest_FromStackItemErrors(t *testing.T) {
name := stackitem.NewByteArray([]byte{})
groups := stackitem.NewArray([]stackitem.Item{})
features := stackitem.NewMap()
sStandards := stackitem.NewArray([]stackitem.Item{})
abi := stackitem.NewStruct([]stackitem.Item{stackitem.NewArray([]stackitem.Item{}), stackitem.NewArray([]stackitem.Item{})})
permissions := stackitem.NewArray([]stackitem.Item{})
trusts := stackitem.NewArray([]stackitem.Item{})
extra := stackitem.NewByteArray([]byte{})
// check OK
goodSI := []stackitem.Item{name, groups, features, sStandards, abi, permissions, trusts, extra}
m := new(Manifest)
require.NoError(t, m.FromStackItem(stackitem.NewStruct(goodSI)))
errCases := map[string]stackitem.Item{
"not a struct": stackitem.NewArray([]stackitem.Item{}),
"invalid length": stackitem.NewStruct([]stackitem.Item{}),
"invalid name type": stackitem.NewStruct(append([]stackitem.Item{stackitem.NewInterop(nil)}, goodSI[1:]...)),
"invalid Groups type": stackitem.NewStruct(append([]stackitem.Item{name, stackitem.Null{}}, goodSI[2:]...)),
"invalid group": stackitem.NewStruct(append([]stackitem.Item{name, stackitem.NewArray([]stackitem.Item{stackitem.Null{}})}, goodSI[2:]...)),
"invalid Features type": stackitem.NewStruct(append([]stackitem.Item{name, groups, stackitem.Null{}}, goodSI[3:]...)),
"invalid supported standards type": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, stackitem.Null{}}, goodSI[4:]...)),
"invalid supported standard": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, stackitem.NewArray([]stackitem.Item{stackitem.Null{}})}, goodSI[4:]...)),
"invalid ABI": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, sStandards, stackitem.Null{}}, goodSI[5:]...)),
"invalid Permissions type": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, sStandards, abi, stackitem.Null{}}, goodSI[6:]...)),
"invalid permission": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, sStandards, abi, stackitem.NewArray([]stackitem.Item{stackitem.Null{}})}, goodSI[6:]...)),
"invalid Trusts type": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, sStandards, abi, permissions, stackitem.NewInterop(nil)}, goodSI[7:]...)),
"invalid trust": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, sStandards, abi, permissions, stackitem.NewArray([]stackitem.Item{stackitem.NewInterop(nil)})}, goodSI[7:]...)),
"invalid Uint160 trust": stackitem.NewStruct(append([]stackitem.Item{name, groups, features, sStandards, abi, permissions, stackitem.NewArray([]stackitem.Item{stackitem.NewByteArray([]byte{1, 2, 3})})}, goodSI[7:]...)),
"invalid extra type": stackitem.NewStruct([]stackitem.Item{name, groups, features, sStandards, abi, permissions, trusts, stackitem.Null{}}),
}
for name, errCase := range errCases {
t.Run(name, func(t *testing.T) {
p := new(Manifest)
require.Error(t, p.FromStackItem(errCase))
})
}
}
func TestABI_ToStackItemFromStackItem(t *testing.T) {
a := &ABI{
Methods: []Method{{
Name: "mur",
Offset: 5,
Parameters: []Parameter{{Name: "p1", Type: smartcontract.BoolType}},
ReturnType: smartcontract.StringType,
Safe: true,
}},
Events: []Event{{
Name: "mur",
Parameters: []Parameter{{Name: "p1", Type: smartcontract.BoolType}},
}},
}
expected := stackitem.NewStruct([]stackitem.Item{
stackitem.NewArray([]stackitem.Item{
stackitem.NewStruct([]stackitem.Item{
stackitem.NewByteArray([]byte("mur")),
stackitem.NewArray([]stackitem.Item{
stackitem.NewStruct([]stackitem.Item{
stackitem.NewByteArray([]byte("p1")),
stackitem.NewBigInteger(big.NewInt(int64(smartcontract.BoolType))),
}),
}),
stackitem.NewBigInteger(big.NewInt(int64(smartcontract.StringType))),
stackitem.NewBigInteger(big.NewInt(int64(5))),
stackitem.NewBool(true),
}),
}),
stackitem.NewArray([]stackitem.Item{
stackitem.NewStruct([]stackitem.Item{
stackitem.NewByteArray([]byte("mur")),
stackitem.NewArray([]stackitem.Item{
stackitem.NewStruct([]stackitem.Item{
stackitem.NewByteArray([]byte("p1")),
stackitem.NewBigInteger(big.NewInt(int64(smartcontract.BoolType))),
}),
}),
}),
}),
})
CheckToFromStackItem(t, a, expected)
}
func TestABI_FromStackItemErrors(t *testing.T) {
errCases := map[string]stackitem.Item{
"not a struct": stackitem.NewArray([]stackitem.Item{}),
"invalid length": stackitem.NewStruct([]stackitem.Item{}),
"invalid methods type": stackitem.NewStruct([]stackitem.Item{stackitem.NewInterop(nil), stackitem.Null{}}),
"invalid method": stackitem.NewStruct([]stackitem.Item{stackitem.NewArray([]stackitem.Item{stackitem.Null{}}), stackitem.Null{}}),
"invalid events type": stackitem.NewStruct([]stackitem.Item{stackitem.NewArray([]stackitem.Item{}), stackitem.Null{}}),
"invalid event": stackitem.NewStruct([]stackitem.Item{stackitem.NewArray([]stackitem.Item{}), stackitem.NewArray([]stackitem.Item{stackitem.Null{}})}),
}
for name, errCase := range errCases {
t.Run(name, func(t *testing.T) {
p := new(ABI)
require.Error(t, p.FromStackItem(errCase))
})
}
}