mirror of
https://github.com/nspcc-dev/neo-go.git
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da2db74bc9
Make it a proper Go contract, opcodes are fun until you want to change something in them. Part of #2412.
105 lines
3.9 KiB
Go
105 lines
3.9 KiB
Go
package contracts
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import (
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"encoding/json"
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"errors"
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"fmt"
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"os"
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"path/filepath"
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"testing"
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"github.com/nspcc-dev/neo-go/pkg/core/state"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/nef"
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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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var (
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helper1ContractNEFPath = filepath.Join("management_helper", "management_helper1.nef")
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helper1ContractManifestPath = filepath.Join("management_helper", "management_helper1.manifest.json")
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helper2ContractNEFPath = filepath.Join("management_helper", "management_helper2.nef")
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helper2ContractManifestPath = filepath.Join("management_helper", "management_helper2.manifest.json")
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oracleContractModPath = "oracle_contract"
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oracleContractYAMLPath = filepath.Join(oracleContractModPath, "oracle.yml")
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oracleContractNEFPath = filepath.Join(oracleContractModPath, "oracle.nef")
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oracleContractManifestPath = filepath.Join(oracleContractModPath, "oracle.manifest.json")
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)
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// GetTestContractState reads 2 pre-compiled contracts generated by
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// TestGenerateHelperContracts, second of which is allowed to call the first.
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func GetTestContractState(t *testing.T, pathToInternalContracts string, id1, id2 int32, sender2 util.Uint160) (*state.Contract, *state.Contract) {
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errNotFound := errors.New("auto-generated oracle contract is not found, use TestGenerateHelperContracts to regenerate")
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neBytes, err := os.ReadFile(filepath.Join(pathToInternalContracts, helper1ContractNEFPath))
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require.NoError(t, err, fmt.Errorf("nef1: %w", errNotFound))
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ne, err := nef.FileFromBytes(neBytes)
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require.NoError(t, err)
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mBytes, err := os.ReadFile(filepath.Join(pathToInternalContracts, helper1ContractManifestPath))
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require.NoError(t, err, fmt.Errorf("manifest1: %w", errNotFound))
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m := &manifest.Manifest{}
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err = json.Unmarshal(mBytes, m)
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require.NoError(t, err)
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cs1 := &state.Contract{
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ContractBase: state.ContractBase{
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NEF: ne,
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Manifest: *m,
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ID: id1,
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},
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}
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neBytes, err = os.ReadFile(filepath.Join(pathToInternalContracts, helper2ContractNEFPath))
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require.NoError(t, err, fmt.Errorf("nef2: %w", errNotFound))
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ne, err = nef.FileFromBytes(neBytes)
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require.NoError(t, err)
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mBytes, err = os.ReadFile(filepath.Join(pathToInternalContracts, helper2ContractManifestPath))
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require.NoError(t, err, fmt.Errorf("manifest2: %w", errNotFound))
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m = &manifest.Manifest{}
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err = json.Unmarshal(mBytes, m)
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require.NoError(t, err)
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// Retrieve hash of the first contract from the permissions of the second contract.
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require.Equal(t, 1, len(m.Permissions))
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require.Equal(t, manifest.PermissionHash, m.Permissions[0].Contract.Type)
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cs1.Hash = m.Permissions[0].Contract.Hash()
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cs2 := &state.Contract{
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ContractBase: state.ContractBase{
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NEF: ne,
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Manifest: *m,
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ID: id2,
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Hash: state.CreateContractHash(sender2, ne.Checksum, m.Name),
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},
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}
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return cs1, cs2
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}
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// GetOracleContractState reads pre-compiled oracle contract generated by
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// TestGenerateHelperContracts and returns its state.
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func GetOracleContractState(t *testing.T, pathToInternalContracts string, sender util.Uint160, id int32) *state.Contract {
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errNotFound := errors.New("auto-generated oracle contract is not found, use TestGenerateHelperContracts to regenerate")
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neBytes, err := os.ReadFile(filepath.Join(pathToInternalContracts, oracleContractNEFPath))
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require.NoError(t, err, fmt.Errorf("nef: %w", errNotFound))
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ne, err := nef.FileFromBytes(neBytes)
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require.NoError(t, err)
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mBytes, err := os.ReadFile(filepath.Join(pathToInternalContracts, oracleContractManifestPath))
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require.NoError(t, err, fmt.Errorf("manifest: %w", errNotFound))
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m := &manifest.Manifest{}
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err = json.Unmarshal(mBytes, m)
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require.NoError(t, err)
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return &state.Contract{
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ContractBase: state.ContractBase{
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NEF: ne,
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Hash: state.CreateContractHash(sender, ne.Checksum, m.Name),
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Manifest: *m,
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ID: id,
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},
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}
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}
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