neo-go/pkg/neotest/compile.go
Evgeniy Stratonikov 233fca0c1e neotest: add contract testing framework
Signed-off-by: Evgeniy Stratonikov <evgeniy@nspcc.ru>
2021-11-11 11:15:14 +03:00

85 lines
2.3 KiB
Go

package neotest
import (
"io"
"testing"
"github.com/nspcc-dev/neo-go/cli/smartcontract"
"github.com/nspcc-dev/neo-go/pkg/compiler"
"github.com/nspcc-dev/neo-go/pkg/config"
"github.com/nspcc-dev/neo-go/pkg/core/state"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
"github.com/nspcc-dev/neo-go/pkg/smartcontract/nef"
"github.com/nspcc-dev/neo-go/pkg/util"
"github.com/stretchr/testify/require"
)
// Contract contains contract info for deployment.
type Contract struct {
Hash util.Uint160
NEF *nef.File
Manifest *manifest.Manifest
}
// contracts caches compiled contracts from FS across multiple tests.
var contracts = make(map[string]*Contract)
// CompileSource compiles contract from reader and returns it's NEF, manifest and hash.
func CompileSource(t *testing.T, sender util.Uint160, src io.Reader, opts *compiler.Options) *Contract {
// nef.NewFile() cares about version a lot.
config.Version = "neotest"
avm, di, err := compiler.CompileWithDebugInfo(opts.Name, src)
require.NoError(t, err)
ne, err := nef.NewFile(avm)
require.NoError(t, err)
m, err := compiler.CreateManifest(di, opts)
require.NoError(t, err)
return &Contract{
Hash: state.CreateContractHash(sender, ne.Checksum, m.Name),
NEF: ne,
Manifest: m,
}
}
// CompileFile compiles contract from file and returns it's NEF, manifest and hash.
func CompileFile(t *testing.T, sender util.Uint160, srcPath string, configPath string) *Contract {
if c, ok := contracts[srcPath]; ok {
return c
}
// nef.NewFile() cares about version a lot.
config.Version = "neotest"
avm, di, err := compiler.CompileWithDebugInfo(srcPath, nil)
require.NoError(t, err)
ne, err := nef.NewFile(avm)
require.NoError(t, err)
conf, err := smartcontract.ParseContractConfig(configPath)
require.NoError(t, err)
o := &compiler.Options{}
o.Name = conf.Name
o.ContractEvents = conf.Events
o.ContractSupportedStandards = conf.SupportedStandards
o.Permissions = make([]manifest.Permission, len(conf.Permissions))
for i := range conf.Permissions {
o.Permissions[i] = manifest.Permission(conf.Permissions[i])
}
o.SafeMethods = conf.SafeMethods
m, err := compiler.CreateManifest(di, o)
require.NoError(t, err)
c := &Contract{
Hash: state.CreateContractHash(sender, ne.Checksum, m.Name),
NEF: ne,
Manifest: m,
}
contracts[srcPath] = c
return c
}