Restructure modules (#1572)

* Move portbase into monorepo

* Add new simple module mgr

* [WIP] Switch to new simple module mgr

* Add StateMgr and more worker variants

* [WIP] Switch more modules

* [WIP] Switch more modules

* [WIP] swtich more modules

* [WIP] switch all SPN modules

* [WIP] switch all service modules

* [WIP] Convert all workers to the new module system

* [WIP] add new task system to module manager

* [WIP] Add second take for scheduling workers

* [WIP] Add FIXME for bugs in new scheduler

* [WIP] Add minor improvements to scheduler

* [WIP] Add new worker scheduler

* [WIP] Fix more bug related to new module system

* [WIP] Fix start handing of the new module system

* [WIP] Improve startup process

* [WIP] Fix minor issues

* [WIP] Fix missing subsystem in settings

* [WIP] Initialize managers in constructor

* [WIP] Move module event initialization to constrictors

* [WIP] Fix setting for enabling and disabling the SPN module

* [WIP] Move API registeration into module construction

* [WIP] Update states mgr for all modules

* [WIP] Add CmdLine operation support

* Add state helper methods to module group and instance

* Add notification and module status handling to status package

* Fix starting issues

* Remove pilot widget and update security lock to new status data

* Remove debug logs

* Improve http server shutdown

* Add workaround for cleanly shutting down firewall+netquery

* Improve logging

* Add syncing states with notifications for new module system

* Improve starting, stopping, shutdown; resolve FIXMEs/TODOs

* [WIP] Fix most unit tests

* Review new module system and fix minor issues

* Push shutdown and restart events again via API

* Set sleep mode via interface

* Update example/template module

* [WIP] Fix spn/cabin unit test

* Remove deprecated UI elements

* Make log output more similar for the logging transition phase

* Switch spn hub and observer cmds to new module system

* Fix log sources

* Make worker mgr less error prone

* Fix tests and minor issues

* Fix observation hub

* Improve shutdown and restart handling

* Split up big connection.go source file

* Move varint and dsd packages to structures repo

* Improve expansion test

* Fix linter warnings

* Fix interception module on windows

* Fix linter errors

---------

Co-authored-by: Vladimir Stoilov <vladimir@safing.io>
This commit is contained in:
Daniel Hååvi
2024-08-09 17:15:48 +02:00
committed by GitHub
parent 10a77498f4
commit 80664d1a27
647 changed files with 37690 additions and 3366 deletions

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@@ -0,0 +1,116 @@
package accessor
import (
"github.com/tidwall/gjson"
"github.com/tidwall/sjson"
)
// JSONBytesAccessor is a json string with get functions.
type JSONBytesAccessor struct {
json *[]byte
}
// NewJSONBytesAccessor adds the Accessor interface to a JSON bytes string.
func NewJSONBytesAccessor(json *[]byte) *JSONBytesAccessor {
return &JSONBytesAccessor{
json: json,
}
}
// Set sets the value identified by key.
func (ja *JSONBytesAccessor) Set(key string, value interface{}) error {
result := gjson.GetBytes(*ja.json, key)
if result.Exists() {
err := checkJSONValueType(result, key, value)
if err != nil {
return err
}
}
newJSON, err := sjson.SetBytes(*ja.json, key, value)
if err != nil {
return err
}
*ja.json = newJSON
return nil
}
// Get returns the value found by the given json key and whether it could be successfully extracted.
func (ja *JSONBytesAccessor) Get(key string) (value interface{}, ok bool) {
result := gjson.GetBytes(*ja.json, key)
if !result.Exists() {
return nil, false
}
return result.Value(), true
}
// GetString returns the string found by the given json key and whether it could be successfully extracted.
func (ja *JSONBytesAccessor) GetString(key string) (value string, ok bool) {
result := gjson.GetBytes(*ja.json, key)
if !result.Exists() || result.Type != gjson.String {
return emptyString, false
}
return result.String(), true
}
// GetStringArray returns the []string found by the given json key and whether it could be successfully extracted.
func (ja *JSONBytesAccessor) GetStringArray(key string) (value []string, ok bool) {
result := gjson.GetBytes(*ja.json, key)
if !result.Exists() && !result.IsArray() {
return nil, false
}
slice := result.Array()
sliceCopy := make([]string, len(slice))
for i, res := range slice {
if res.Type == gjson.String {
sliceCopy[i] = res.String()
} else {
return nil, false
}
}
return sliceCopy, true
}
// GetInt returns the int found by the given json key and whether it could be successfully extracted.
func (ja *JSONBytesAccessor) GetInt(key string) (value int64, ok bool) {
result := gjson.GetBytes(*ja.json, key)
if !result.Exists() || result.Type != gjson.Number {
return 0, false
}
return result.Int(), true
}
// GetFloat returns the float found by the given json key and whether it could be successfully extracted.
func (ja *JSONBytesAccessor) GetFloat(key string) (value float64, ok bool) {
result := gjson.GetBytes(*ja.json, key)
if !result.Exists() || result.Type != gjson.Number {
return 0, false
}
return result.Float(), true
}
// GetBool returns the bool found by the given json key and whether it could be successfully extracted.
func (ja *JSONBytesAccessor) GetBool(key string) (value bool, ok bool) {
result := gjson.GetBytes(*ja.json, key)
switch {
case !result.Exists():
return false, false
case result.Type == gjson.True:
return true, true
case result.Type == gjson.False:
return false, true
default:
return false, false
}
}
// Exists returns the whether the given key exists.
func (ja *JSONBytesAccessor) Exists(key string) bool {
result := gjson.GetBytes(*ja.json, key)
return result.Exists()
}
// Type returns the accessor type as a string.
func (ja *JSONBytesAccessor) Type() string {
return "JSONBytesAccessor"
}

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@@ -0,0 +1,140 @@
package accessor
import (
"fmt"
"github.com/tidwall/gjson"
"github.com/tidwall/sjson"
)
// JSONAccessor is a json string with get functions.
type JSONAccessor struct {
json *string
}
// NewJSONAccessor adds the Accessor interface to a JSON string.
func NewJSONAccessor(json *string) *JSONAccessor {
return &JSONAccessor{
json: json,
}
}
// Set sets the value identified by key.
func (ja *JSONAccessor) Set(key string, value interface{}) error {
result := gjson.Get(*ja.json, key)
if result.Exists() {
err := checkJSONValueType(result, key, value)
if err != nil {
return err
}
}
newJSON, err := sjson.Set(*ja.json, key, value)
if err != nil {
return err
}
*ja.json = newJSON
return nil
}
func checkJSONValueType(jsonValue gjson.Result, key string, value interface{}) error {
switch value.(type) {
case string:
if jsonValue.Type != gjson.String {
return fmt.Errorf("tried to set field %s (%s) to a %T value", key, jsonValue.Type.String(), value)
}
case int, int8, int16, int32, int64, uint, uint8, uint16, uint32, uint64, float32, float64:
if jsonValue.Type != gjson.Number {
return fmt.Errorf("tried to set field %s (%s) to a %T value", key, jsonValue.Type.String(), value)
}
case bool:
if jsonValue.Type != gjson.True && jsonValue.Type != gjson.False {
return fmt.Errorf("tried to set field %s (%s) to a %T value", key, jsonValue.Type.String(), value)
}
case []string:
if !jsonValue.IsArray() {
return fmt.Errorf("tried to set field %s (%s) to a %T value", key, jsonValue.Type.String(), value)
}
}
return nil
}
// Get returns the value found by the given json key and whether it could be successfully extracted.
func (ja *JSONAccessor) Get(key string) (value interface{}, ok bool) {
result := gjson.Get(*ja.json, key)
if !result.Exists() {
return nil, false
}
return result.Value(), true
}
// GetString returns the string found by the given json key and whether it could be successfully extracted.
func (ja *JSONAccessor) GetString(key string) (value string, ok bool) {
result := gjson.Get(*ja.json, key)
if !result.Exists() || result.Type != gjson.String {
return emptyString, false
}
return result.String(), true
}
// GetStringArray returns the []string found by the given json key and whether it could be successfully extracted.
func (ja *JSONAccessor) GetStringArray(key string) (value []string, ok bool) {
result := gjson.Get(*ja.json, key)
if !result.Exists() && !result.IsArray() {
return nil, false
}
slice := result.Array()
sliceCopy := make([]string, len(slice))
for i, res := range slice {
if res.Type == gjson.String {
sliceCopy[i] = res.String()
} else {
return nil, false
}
}
return sliceCopy, true
}
// GetInt returns the int found by the given json key and whether it could be successfully extracted.
func (ja *JSONAccessor) GetInt(key string) (value int64, ok bool) {
result := gjson.Get(*ja.json, key)
if !result.Exists() || result.Type != gjson.Number {
return 0, false
}
return result.Int(), true
}
// GetFloat returns the float found by the given json key and whether it could be successfully extracted.
func (ja *JSONAccessor) GetFloat(key string) (value float64, ok bool) {
result := gjson.Get(*ja.json, key)
if !result.Exists() || result.Type != gjson.Number {
return 0, false
}
return result.Float(), true
}
// GetBool returns the bool found by the given json key and whether it could be successfully extracted.
func (ja *JSONAccessor) GetBool(key string) (value bool, ok bool) {
result := gjson.Get(*ja.json, key)
switch {
case !result.Exists():
return false, false
case result.Type == gjson.True:
return true, true
case result.Type == gjson.False:
return false, true
default:
return false, false
}
}
// Exists returns the whether the given key exists.
func (ja *JSONAccessor) Exists(key string) bool {
result := gjson.Get(*ja.json, key)
return result.Exists()
}
// Type returns the accessor type as a string.
func (ja *JSONAccessor) Type() string {
return "JSONAccessor"
}

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@@ -0,0 +1,169 @@
package accessor
import (
"errors"
"fmt"
"reflect"
)
// StructAccessor is a json string with get functions.
type StructAccessor struct {
object reflect.Value
}
// NewStructAccessor adds the Accessor interface to a JSON string.
func NewStructAccessor(object interface{}) *StructAccessor {
return &StructAccessor{
object: reflect.ValueOf(object).Elem(),
}
}
// Set sets the value identified by key.
func (sa *StructAccessor) Set(key string, value interface{}) error {
field := sa.object.FieldByName(key)
if !field.IsValid() {
return errors.New("struct field does not exist")
}
if !field.CanSet() {
return fmt.Errorf("field %s or struct is immutable", field.String())
}
newVal := reflect.ValueOf(value)
// set directly if type matches
if newVal.Kind() == field.Kind() {
field.Set(newVal)
return nil
}
// handle special cases
switch field.Kind() { // nolint:exhaustive
// ints
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
var newInt int64
switch newVal.Kind() { // nolint:exhaustive
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
newInt = newVal.Int()
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
newInt = int64(newVal.Uint())
default:
return fmt.Errorf("tried to set field %s (%s) to a %s value", key, field.Kind().String(), newVal.Kind().String())
}
if field.OverflowInt(newInt) {
return fmt.Errorf("setting field %s (%s) to %d would overflow", key, field.Kind().String(), newInt)
}
field.SetInt(newInt)
// uints
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
var newUint uint64
switch newVal.Kind() { // nolint:exhaustive
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
newUint = uint64(newVal.Int())
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
newUint = newVal.Uint()
default:
return fmt.Errorf("tried to set field %s (%s) to a %s value", key, field.Kind().String(), newVal.Kind().String())
}
if field.OverflowUint(newUint) {
return fmt.Errorf("setting field %s (%s) to %d would overflow", key, field.Kind().String(), newUint)
}
field.SetUint(newUint)
// floats
case reflect.Float32, reflect.Float64:
switch newVal.Kind() { // nolint:exhaustive
case reflect.Float32, reflect.Float64:
field.SetFloat(newVal.Float())
default:
return fmt.Errorf("tried to set field %s (%s) to a %s value", key, field.Kind().String(), newVal.Kind().String())
}
default:
return fmt.Errorf("tried to set field %s (%s) to a %s value", key, field.Kind().String(), newVal.Kind().String())
}
return nil
}
// Get returns the value found by the given json key and whether it could be successfully extracted.
func (sa *StructAccessor) Get(key string) (value interface{}, ok bool) {
field := sa.object.FieldByName(key)
if !field.IsValid() || !field.CanInterface() {
return nil, false
}
return field.Interface(), true
}
// GetString returns the string found by the given json key and whether it could be successfully extracted.
func (sa *StructAccessor) GetString(key string) (value string, ok bool) {
field := sa.object.FieldByName(key)
if !field.IsValid() || field.Kind() != reflect.String {
return "", false
}
return field.String(), true
}
// GetStringArray returns the []string found by the given json key and whether it could be successfully extracted.
func (sa *StructAccessor) GetStringArray(key string) (value []string, ok bool) {
field := sa.object.FieldByName(key)
if !field.IsValid() || field.Kind() != reflect.Slice || !field.CanInterface() {
return nil, false
}
v := field.Interface()
slice, ok := v.([]string)
if !ok {
return nil, false
}
return slice, true
}
// GetInt returns the int found by the given json key and whether it could be successfully extracted.
func (sa *StructAccessor) GetInt(key string) (value int64, ok bool) {
field := sa.object.FieldByName(key)
if !field.IsValid() {
return 0, false
}
switch field.Kind() { // nolint:exhaustive
case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
return field.Int(), true
case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
return int64(field.Uint()), true
default:
return 0, false
}
}
// GetFloat returns the float found by the given json key and whether it could be successfully extracted.
func (sa *StructAccessor) GetFloat(key string) (value float64, ok bool) {
field := sa.object.FieldByName(key)
if !field.IsValid() {
return 0, false
}
switch field.Kind() { // nolint:exhaustive
case reflect.Float32, reflect.Float64:
return field.Float(), true
default:
return 0, false
}
}
// GetBool returns the bool found by the given json key and whether it could be successfully extracted.
func (sa *StructAccessor) GetBool(key string) (value bool, ok bool) {
field := sa.object.FieldByName(key)
if !field.IsValid() || field.Kind() != reflect.Bool {
return false, false
}
return field.Bool(), true
}
// Exists returns the whether the given key exists.
func (sa *StructAccessor) Exists(key string) bool {
field := sa.object.FieldByName(key)
return field.IsValid()
}
// Type returns the accessor type as a string.
func (sa *StructAccessor) Type() string {
return "StructAccessor"
}

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@@ -0,0 +1,18 @@
package accessor
const (
emptyString = ""
)
// Accessor provides an interface to supply the query matcher a method to retrieve values from an object.
type Accessor interface {
Get(key string) (value interface{}, ok bool)
GetString(key string) (value string, ok bool)
GetStringArray(key string) (value []string, ok bool)
GetInt(key string) (value int64, ok bool)
GetFloat(key string) (value float64, ok bool)
GetBool(key string) (value bool, ok bool)
Exists(key string) bool
Set(key string, value interface{}) error
Type() string
}

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@@ -0,0 +1,291 @@
//nolint:maligned,unparam
package accessor
import (
"encoding/json"
"testing"
"github.com/safing/portmaster/base/utils"
)
type TestStruct struct {
S string
A []string
I int
I8 int8
I16 int16
I32 int32
I64 int64
UI uint
UI8 uint8
UI16 uint16
UI32 uint32
UI64 uint64
F32 float32
F64 float64
B bool
}
var (
testStruct = &TestStruct{
S: "banana",
A: []string{"black", "white"},
I: 42,
I8: 42,
I16: 42,
I32: 42,
I64: 42,
UI: 42,
UI8: 42,
UI16: 42,
UI32: 42,
UI64: 42,
F32: 42.42,
F64: 42.42,
B: true,
}
testJSONBytes, _ = json.Marshal(testStruct) //nolint:errchkjson
testJSON = string(testJSONBytes)
)
func testGetString(t *testing.T, acc Accessor, key string, shouldSucceed bool, expectedValue string) {
t.Helper()
v, ok := acc.GetString(key)
switch {
case !ok && shouldSucceed:
t.Errorf("%s failed to get string with key %s", acc.Type(), key)
case ok && !shouldSucceed:
t.Errorf("%s should have failed to get string with key %s, it returned %v", acc.Type(), key, v)
}
if v != expectedValue {
t.Errorf("%s returned an unexpected value: wanted %v, got %v", acc.Type(), expectedValue, v)
}
}
func testGetStringArray(t *testing.T, acc Accessor, key string, shouldSucceed bool, expectedValue []string) {
t.Helper()
v, ok := acc.GetStringArray(key)
switch {
case !ok && shouldSucceed:
t.Errorf("%s failed to get []string with key %s", acc.Type(), key)
case ok && !shouldSucceed:
t.Errorf("%s should have failed to get []string with key %s, it returned %v", acc.Type(), key, v)
}
if !utils.StringSliceEqual(v, expectedValue) {
t.Errorf("%s returned an unexpected value: wanted %v, got %v", acc.Type(), expectedValue, v)
}
}
func testGetInt(t *testing.T, acc Accessor, key string, shouldSucceed bool, expectedValue int64) {
t.Helper()
v, ok := acc.GetInt(key)
switch {
case !ok && shouldSucceed:
t.Errorf("%s failed to get int with key %s", acc.Type(), key)
case ok && !shouldSucceed:
t.Errorf("%s should have failed to get int with key %s, it returned %v", acc.Type(), key, v)
}
if v != expectedValue {
t.Errorf("%s returned an unexpected value: wanted %v, got %v", acc.Type(), expectedValue, v)
}
}
func testGetFloat(t *testing.T, acc Accessor, key string, shouldSucceed bool, expectedValue float64) {
t.Helper()
v, ok := acc.GetFloat(key)
switch {
case !ok && shouldSucceed:
t.Errorf("%s failed to get float with key %s", acc.Type(), key)
case ok && !shouldSucceed:
t.Errorf("%s should have failed to get float with key %s, it returned %v", acc.Type(), key, v)
}
if int64(v) != int64(expectedValue) {
t.Errorf("%s returned an unexpected value: wanted %v, got %v", acc.Type(), expectedValue, v)
}
}
func testGetBool(t *testing.T, acc Accessor, key string, shouldSucceed bool, expectedValue bool) {
t.Helper()
v, ok := acc.GetBool(key)
switch {
case !ok && shouldSucceed:
t.Errorf("%s failed to get bool with key %s", acc.Type(), key)
case ok && !shouldSucceed:
t.Errorf("%s should have failed to get bool with key %s, it returned %v", acc.Type(), key, v)
}
if v != expectedValue {
t.Errorf("%s returned an unexpected value: wanted %v, got %v", acc.Type(), expectedValue, v)
}
}
func testExists(t *testing.T, acc Accessor, key string, shouldSucceed bool) {
t.Helper()
ok := acc.Exists(key)
switch {
case !ok && shouldSucceed:
t.Errorf("%s should report key %s as existing", acc.Type(), key)
case ok && !shouldSucceed:
t.Errorf("%s should report key %s as non-existing", acc.Type(), key)
}
}
func testSet(t *testing.T, acc Accessor, key string, shouldSucceed bool, valueToSet interface{}) {
t.Helper()
err := acc.Set(key, valueToSet)
switch {
case err != nil && shouldSucceed:
t.Errorf("%s failed to set %s to %+v: %s", acc.Type(), key, valueToSet, err)
case err == nil && !shouldSucceed:
t.Errorf("%s should have failed to set %s to %+v", acc.Type(), key, valueToSet)
}
}
func TestAccessor(t *testing.T) {
t.Parallel()
// Test interface compliance.
accs := []Accessor{
NewJSONAccessor(&testJSON),
NewJSONBytesAccessor(&testJSONBytes),
NewStructAccessor(testStruct),
}
// get
for _, acc := range accs {
testGetString(t, acc, "S", true, "banana")
testGetStringArray(t, acc, "A", true, []string{"black", "white"})
testGetInt(t, acc, "I", true, 42)
testGetInt(t, acc, "I8", true, 42)
testGetInt(t, acc, "I16", true, 42)
testGetInt(t, acc, "I32", true, 42)
testGetInt(t, acc, "I64", true, 42)
testGetInt(t, acc, "UI", true, 42)
testGetInt(t, acc, "UI8", true, 42)
testGetInt(t, acc, "UI16", true, 42)
testGetInt(t, acc, "UI32", true, 42)
testGetInt(t, acc, "UI64", true, 42)
testGetFloat(t, acc, "F32", true, 42.42)
testGetFloat(t, acc, "F64", true, 42.42)
testGetBool(t, acc, "B", true, true)
}
// set
for _, acc := range accs {
testSet(t, acc, "S", true, "coconut")
testSet(t, acc, "A", true, []string{"green", "blue"})
testSet(t, acc, "I", true, uint32(44))
testSet(t, acc, "I8", true, uint64(44))
testSet(t, acc, "I16", true, uint8(44))
testSet(t, acc, "I32", true, uint16(44))
testSet(t, acc, "I64", true, 44)
testSet(t, acc, "UI", true, 44)
testSet(t, acc, "UI8", true, int64(44))
testSet(t, acc, "UI16", true, int32(44))
testSet(t, acc, "UI32", true, int8(44))
testSet(t, acc, "UI64", true, int16(44))
testSet(t, acc, "F32", true, 44.44)
testSet(t, acc, "F64", true, 44.44)
testSet(t, acc, "B", true, false)
}
// get again to check if new values were set
for _, acc := range accs {
testGetString(t, acc, "S", true, "coconut")
testGetStringArray(t, acc, "A", true, []string{"green", "blue"})
testGetInt(t, acc, "I", true, 44)
testGetInt(t, acc, "I8", true, 44)
testGetInt(t, acc, "I16", true, 44)
testGetInt(t, acc, "I32", true, 44)
testGetInt(t, acc, "I64", true, 44)
testGetInt(t, acc, "UI", true, 44)
testGetInt(t, acc, "UI8", true, 44)
testGetInt(t, acc, "UI16", true, 44)
testGetInt(t, acc, "UI32", true, 44)
testGetInt(t, acc, "UI64", true, 44)
testGetFloat(t, acc, "F32", true, 44.44)
testGetFloat(t, acc, "F64", true, 44.44)
testGetBool(t, acc, "B", true, false)
}
// failures
for _, acc := range accs {
testSet(t, acc, "S", false, true)
testSet(t, acc, "S", false, false)
testSet(t, acc, "S", false, 1)
testSet(t, acc, "S", false, 1.1)
testSet(t, acc, "A", false, "1")
testSet(t, acc, "A", false, true)
testSet(t, acc, "A", false, false)
testSet(t, acc, "A", false, 1)
testSet(t, acc, "A", false, 1.1)
testSet(t, acc, "I", false, "1")
testSet(t, acc, "I8", false, "1")
testSet(t, acc, "I16", false, "1")
testSet(t, acc, "I32", false, "1")
testSet(t, acc, "I64", false, "1")
testSet(t, acc, "UI", false, "1")
testSet(t, acc, "UI8", false, "1")
testSet(t, acc, "UI16", false, "1")
testSet(t, acc, "UI32", false, "1")
testSet(t, acc, "UI64", false, "1")
testSet(t, acc, "F32", false, "1.1")
testSet(t, acc, "F64", false, "1.1")
testSet(t, acc, "B", false, "false")
testSet(t, acc, "B", false, 1)
testSet(t, acc, "B", false, 1.1)
}
// get again to check if values werent changed when an error occurred
for _, acc := range accs {
testGetString(t, acc, "S", true, "coconut")
testGetStringArray(t, acc, "A", true, []string{"green", "blue"})
testGetInt(t, acc, "I", true, 44)
testGetInt(t, acc, "I8", true, 44)
testGetInt(t, acc, "I16", true, 44)
testGetInt(t, acc, "I32", true, 44)
testGetInt(t, acc, "I64", true, 44)
testGetInt(t, acc, "UI", true, 44)
testGetInt(t, acc, "UI8", true, 44)
testGetInt(t, acc, "UI16", true, 44)
testGetInt(t, acc, "UI32", true, 44)
testGetInt(t, acc, "UI64", true, 44)
testGetFloat(t, acc, "F32", true, 44.44)
testGetFloat(t, acc, "F64", true, 44.44)
testGetBool(t, acc, "B", true, false)
}
// test existence
for _, acc := range accs {
testExists(t, acc, "S", true)
testExists(t, acc, "A", true)
testExists(t, acc, "I", true)
testExists(t, acc, "I8", true)
testExists(t, acc, "I16", true)
testExists(t, acc, "I32", true)
testExists(t, acc, "I64", true)
testExists(t, acc, "UI", true)
testExists(t, acc, "UI8", true)
testExists(t, acc, "UI16", true)
testExists(t, acc, "UI32", true)
testExists(t, acc, "UI64", true)
testExists(t, acc, "F32", true)
testExists(t, acc, "F64", true)
testExists(t, acc, "B", true)
}
// test non-existence
for _, acc := range accs {
testExists(t, acc, "X", false)
}
}