forked from TrueCloudLab/neoneo-go
420 lines
13 KiB
Go
420 lines
13 KiB
Go
package compiler_test
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import (
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"fmt"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"github.com/nspcc-dev/neo-go/internal/random"
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"github.com/nspcc-dev/neo-go/pkg/compiler"
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"github.com/nspcc-dev/neo-go/pkg/config"
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"github.com/nspcc-dev/neo-go/pkg/crypto/keys"
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"github.com/nspcc-dev/neo-go/pkg/interop/native/neo"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract"
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"github.com/nspcc-dev/neo-go/pkg/smartcontract/manifest"
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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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const examplePath = "../../examples"
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const exampleCompilePath = "testdata/compile"
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const exampleSavePath = exampleCompilePath + "/save"
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type compilerTestCase struct {
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name string
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function func(*testing.T)
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}
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func TestCompiler(t *testing.T) {
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// CompileAndSave uses config.Version for proper .nef generation.
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config.Version = "0.90.0-test"
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testCases := []compilerTestCase{
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{
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name: "TestCompileDirectory",
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function: func(t *testing.T) {
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const multiMainDir = "testdata/multi"
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_, di, err := compiler.CompileWithOptions(multiMainDir, nil, nil)
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require.NoError(t, err)
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m := map[string]bool{}
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for i := range di.Methods {
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m[di.Methods[i].ID] = true
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}
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require.Contains(t, m, "Func1")
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require.Contains(t, m, "Func2")
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},
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},
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{
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name: "TestCompile",
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function: func(t *testing.T) {
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infos, err := os.ReadDir(examplePath)
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require.NoError(t, err)
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for _, info := range infos {
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if !info.IsDir() {
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// example smart contracts are located in the `examplePath` subdirectories, but
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// there is also a couple of files inside the `examplePath` which don't need to be compiled
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continue
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}
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targetPath := filepath.Join(examplePath, info.Name())
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require.NoError(t, compileFile(targetPath), info.Name())
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}
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},
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},
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{
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name: "TestCompileAndSave",
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function: func(t *testing.T) {
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infos, err := os.ReadDir(exampleCompilePath)
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require.NoError(t, err)
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err = os.MkdirAll(exampleSavePath, os.ModePerm)
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require.NoError(t, err)
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t.Cleanup(func() {
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err := os.RemoveAll(exampleSavePath)
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require.NoError(t, err)
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})
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outfile := exampleSavePath + "/test.nef"
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_, err = compiler.CompileAndSave(exampleCompilePath+"/"+infos[0].Name(), &compiler.Options{Outfile: outfile})
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require.NoError(t, err)
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},
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},
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}
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for _, tcase := range testCases {
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t.Run(tcase.name, tcase.function)
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}
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}
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func compileFile(src string) error {
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_, err := compiler.Compile(src, nil)
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return err
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}
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func TestOnPayableChecks(t *testing.T) {
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compileAndCheck := func(t *testing.T, src string) error {
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_, di, err := compiler.CompileWithOptions("payable.go", strings.NewReader(src), nil)
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require.NoError(t, err)
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_, err = compiler.CreateManifest(di, &compiler.Options{Name: "payable"})
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return err
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}
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t.Run("NEP-11, good", func(t *testing.T) {
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src := `package payable
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import "github.com/nspcc-dev/neo-go/pkg/interop"
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func OnNEP11Payment(from interop.Hash160, amount int, tokenID []byte, data interface{}) {}`
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require.NoError(t, compileAndCheck(t, src))
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})
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t.Run("NEP-11, bad", func(t *testing.T) {
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src := `package payable
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import "github.com/nspcc-dev/neo-go/pkg/interop"
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func OnNEP11Payment(from interop.Hash160, amount int, oldParam string, tokenID []byte, data interface{}) {}`
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require.Error(t, compileAndCheck(t, src))
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})
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t.Run("NEP-17, good", func(t *testing.T) {
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src := `package payable
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import "github.com/nspcc-dev/neo-go/pkg/interop"
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func OnNEP17Payment(from interop.Hash160, amount int, data interface{}) {}`
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require.NoError(t, compileAndCheck(t, src))
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})
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t.Run("NEP-17, bad", func(t *testing.T) {
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src := `package payable
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import "github.com/nspcc-dev/neo-go/pkg/interop"
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func OnNEP17Payment(from interop.Hash160, amount int, data interface{}, extra int) {}`
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require.Error(t, compileAndCheck(t, src))
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})
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}
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func TestSafeMethodWarnings(t *testing.T) {
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src := `package payable
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func Main() int { return 1 }`
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_, di, err := compiler.CompileWithOptions("eventTest.go", strings.NewReader(src),
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&compiler.Options{Name: "eventTest"})
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require.NoError(t, err)
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_, err = compiler.CreateManifest(di, &compiler.Options{SafeMethods: []string{"main"}, Name: "eventTest"})
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require.NoError(t, err)
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_, err = compiler.CreateManifest(di, &compiler.Options{SafeMethods: []string{"main", "mississippi"}, Name: "eventTest"})
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require.Error(t, err)
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}
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func TestEventWarnings(t *testing.T) {
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src := `package payable
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import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
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func Main() { runtime.Notify("Event", 1) }`
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_, di, err := compiler.CompileWithOptions("eventTest.go", strings.NewReader(src), nil)
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require.NoError(t, err)
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t.Run("event it missing from config", func(t *testing.T) {
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_, err = compiler.CreateManifest(di, &compiler.Options{Name: "payable"})
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require.Error(t, err)
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t.Run("suppress", func(t *testing.T) {
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_, err = compiler.CreateManifest(di, &compiler.Options{NoEventsCheck: true, Name: "payable"})
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require.NoError(t, err)
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})
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})
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t.Run("wrong parameter number", func(t *testing.T) {
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_, err = compiler.CreateManifest(di, &compiler.Options{
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ContractEvents: []manifest.Event{{Name: "Event"}},
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Name: "payable",
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})
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require.Error(t, err)
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})
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t.Run("wrong parameter type", func(t *testing.T) {
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_, err = compiler.CreateManifest(di, &compiler.Options{
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ContractEvents: []manifest.Event{{
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Name: "Event",
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Parameters: []manifest.Parameter{manifest.NewParameter("number", smartcontract.StringType)},
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}},
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Name: "payable",
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})
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require.Error(t, err)
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})
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t.Run("good", func(t *testing.T) {
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_, err = compiler.CreateManifest(di, &compiler.Options{
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ContractEvents: []manifest.Event{{
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Name: "Event",
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Parameters: []manifest.Parameter{manifest.NewParameter("number", smartcontract.IntegerType)},
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}},
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Name: "payable",
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})
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require.NoError(t, err)
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})
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t.Run("event in imported package", func(t *testing.T) {
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t.Run("unused", func(t *testing.T) {
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src := `package foo
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import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/notify"
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func Main() int {
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return notify.Value
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}`
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_, di, err := compiler.CompileWithOptions("eventTest.go", strings.NewReader(src), &compiler.Options{Name: "eventTest"})
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require.NoError(t, err)
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_, err = compiler.CreateManifest(di, &compiler.Options{NoEventsCheck: true, Name: "eventTest"})
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require.NoError(t, err)
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})
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t.Run("used", func(t *testing.T) {
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src := `package foo
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import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/notify"
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func Main() int {
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notify.EmitEvent()
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return 42
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}`
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_, di, err := compiler.CompileWithOptions("eventTest.go",
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strings.NewReader(src), &compiler.Options{Name: "eventTest"})
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require.NoError(t, err)
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_, err = compiler.CreateManifest(di, &compiler.Options{Name: "eventTest"})
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require.Error(t, err)
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_, err = compiler.CreateManifest(di, &compiler.Options{
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ContractEvents: []manifest.Event{{Name: "Event"}},
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Name: "eventTest",
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})
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require.NoError(t, err)
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})
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})
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}
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func TestNotifyInVerify(t *testing.T) {
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srcTmpl := `package payable
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import "github.com/nspcc-dev/neo-go/pkg/interop/runtime"
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func Verify() bool { runtime.%s("Event"); return true }`
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for _, name := range []string{"Notify", "Log"} {
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t.Run(name, func(t *testing.T) {
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src := fmt.Sprintf(srcTmpl, name)
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_, _, err := compiler.CompileWithOptions("eventTest.go", strings.NewReader(src),
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&compiler.Options{ContractEvents: []manifest.Event{{Name: "Event"}}})
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require.Error(t, err)
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t.Run("suppress", func(t *testing.T) {
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_, _, err := compiler.CompileWithOptions("eventTest.go", strings.NewReader(src),
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&compiler.Options{NoEventsCheck: true})
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require.NoError(t, err)
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})
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})
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}
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}
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func TestInvokedContractsPermissons(t *testing.T) {
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testCompile := func(t *testing.T, di *compiler.DebugInfo, disable bool, ps ...manifest.Permission) error {
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o := &compiler.Options{
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NoPermissionsCheck: disable,
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Permissions: ps,
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Name: "test",
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}
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_, err := compiler.CreateManifest(di, o)
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return err
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}
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t.Run("native", func(t *testing.T) {
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src := `package test
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import "github.com/nspcc-dev/neo-go/pkg/interop/native/neo"
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import "github.com/nspcc-dev/neo-go/pkg/interop/native/management"
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func Main() int {
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neo.Transfer(nil, nil, 10, nil)
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management.GetContract(nil) // skip read-only
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return 0
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}`
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_, di, err := compiler.CompileWithOptions("permissionTest.go", strings.NewReader(src), nil)
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require.NoError(t, err)
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var nh util.Uint160
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p := manifest.NewPermission(manifest.PermissionHash, nh)
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require.Error(t, testCompile(t, di, false, *p))
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require.NoError(t, testCompile(t, di, true, *p))
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copy(nh[:], neo.Hash)
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p.Contract.Value = nh
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require.NoError(t, testCompile(t, di, false, *p))
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p.Methods.Restrict()
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require.Error(t, testCompile(t, di, false, *p))
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require.NoError(t, testCompile(t, di, true, *p))
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})
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t.Run("custom", func(t *testing.T) {
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hashStr := "aaaaaaaaaaaaaaaaaaaa"
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src := fmt.Sprintf(`package test
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import "github.com/nspcc-dev/neo-go/pkg/interop/contract"
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import "github.com/nspcc-dev/neo-go/pkg/interop"
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import "github.com/nspcc-dev/neo-go/pkg/compiler/testdata/runh"
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const hash = "%s"
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var runtimeHash interop.Hash160
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var runtimeMethod string
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func invoke(h string) interop.Hash160 { return nil }
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func Main() {
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contract.Call(interop.Hash160(hash), "method1", contract.All)
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contract.Call(interop.Hash160(hash), "method2", contract.All)
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contract.Call(interop.Hash160(hash), "method2", contract.All)
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// skip read-only
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contract.Call(interop.Hash160(hash), "method3", contract.ReadStates)
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// skip this
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contract.Call(interop.Hash160(hash), runtimeMethod, contract.All)
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contract.Call(runtimeHash, "someMethod", contract.All)
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contract.Call(interop.Hash160(runtimeHash), "someMethod", contract.All)
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contract.Call(runh.RuntimeHash(), "method4", contract.All)
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}`, hashStr)
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_, di, err := compiler.CompileWithOptions("permissionTest.go", strings.NewReader(src), nil)
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require.NoError(t, err)
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var h util.Uint160
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copy(h[:], hashStr)
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p := manifest.NewPermission(manifest.PermissionHash, h)
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require.NoError(t, testCompile(t, di, false, *p))
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p.Methods.Add("method1")
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require.Error(t, testCompile(t, di, false, *p))
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require.NoError(t, testCompile(t, di, true, *p))
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pr := manifest.NewPermission(manifest.PermissionHash, random.Uint160())
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pr.Methods.Add("someMethod")
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pr.Methods.Add("method4")
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t.Run("wildcard", func(t *testing.T) {
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pw := manifest.NewPermission(manifest.PermissionWildcard)
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require.NoError(t, testCompile(t, di, false, *p, *pw))
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pw.Methods.Add("method2")
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require.Error(t, testCompile(t, di, false, *p, *pw))
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require.NoError(t, testCompile(t, di, false, *p, *pw, *pr))
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})
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t.Run("group", func(t *testing.T) {
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priv, _ := keys.NewPrivateKey()
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pw := manifest.NewPermission(manifest.PermissionGroup, priv.PublicKey())
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require.NoError(t, testCompile(t, di, false, *p, *pw))
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pw.Methods.Add("invalid")
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require.Error(t, testCompile(t, di, false, *p, *pw, *pr))
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pw.Methods.Add("method2")
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require.Error(t, testCompile(t, di, false, *p, *pw))
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require.NoError(t, testCompile(t, di, false, *p, *pw, *pr))
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})
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})
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}
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func TestUnnamedParameterCheck(t *testing.T) {
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t.Run("single argument", func(t *testing.T) {
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src := `
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package testcase
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func Main(_ int) int {
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x := 10
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return x
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}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.Error(t, err)
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require.ErrorIs(t, err, compiler.ErrMissingExportedParamName)
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})
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t.Run("several arguments", func(t *testing.T) {
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src := `
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package testcase
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func Main(a int, b string, _ int) int {
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x := 10
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return x
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}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.Error(t, err)
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require.ErrorIs(t, err, compiler.ErrMissingExportedParamName)
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})
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t.Run("interface", func(t *testing.T) {
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src := `
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package testcase
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func OnNEP17Payment(h string, i int, _ interface{}){}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.Error(t, err)
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require.ErrorIs(t, err, compiler.ErrMissingExportedParamName)
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})
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t.Run("a set of unnamed params", func(t *testing.T) {
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src := `
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package testcase
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func OnNEP17Payment(_ string, _ int, _ interface{}){}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.Error(t, err)
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require.ErrorIs(t, err, compiler.ErrMissingExportedParamName)
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})
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t.Run("mixed named and unnamed params", func(t *testing.T) {
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src := `
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package testcase
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func OnNEP17Payment(s0, _, s2 string){}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.Error(t, err)
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require.ErrorIs(t, err, compiler.ErrMissingExportedParamName)
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})
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t.Run("empty args", func(t *testing.T) {
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src := `
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package testcase
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func OnNEP17Payment(){}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.NoError(t, err)
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})
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t.Run("good", func(t *testing.T) {
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src := `
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package testcase
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func OnNEP17Payment(s string, i int, iface interface{}){}
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`
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_, _, err := compiler.CompileWithOptions("test.go", strings.NewReader(src), nil)
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require.NoError(t, err)
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})
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}
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