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// Copyright (c) 2012, 2013 Ugorji Nwoke. All rights reserved.
// Use of this source code is governed by a BSD-style license found in the LICENSE file.
package codec
// All non-std package dependencies related to testing live in this file,
// so porting to different environment is easy (just update functions).
//
// Also, this file is called z_helper_test, to give a "hint" to compiler
// that its init() function should be called last. (not guaranteed by spec)
import (
"errors"
"reflect"
"flag"
"testing"
)
var (
testLogToT = true
failNowOnFail = true
)
func init() {
testInitFlags()
benchInitFlags()
flag.Parse()
testInit()
benchInit()
}
func checkErrT(t *testing.T, err error) {
if err != nil {
logT(t, err.Error())
failT(t)
}
}
func checkEqualT(t *testing.T, v1 interface{}, v2 interface{}, desc string) (err error) {
if err = deepEqual(v1, v2); err != nil {
logT(t, "Not Equal: %s: %v. v1: %v, v2: %v", desc, err, v1, v2)
failT(t)
}
return
}
func logT(x interface{}, format string, args ...interface{}) {
if t, ok := x.(*testing.T); ok && t != nil && testLogToT {
t.Logf(format, args...)
} else if b, ok := x.(*testing.B); ok && b != nil && testLogToT {
b.Logf(format, args...)
} else {
debugf(format, args...)
}
}
func failT(t *testing.T) {
if failNowOnFail {
t.FailNow()
} else {
t.Fail()
}
}
func deepEqual(v1, v2 interface{}) (err error) {
if !reflect.DeepEqual(v1, v2) {
err = errors.New("Not Match")
}
return
}
func approxDataSize(rv reflect.Value) (sum int) {
switch rk := rv.Kind(); rk {
case reflect.Invalid:
case reflect.Ptr, reflect.Interface:
sum += int(rv.Type().Size())
sum += approxDataSize(rv.Elem())
case reflect.Slice:
sum += int(rv.Type().Size())
for j := 0; j < rv.Len(); j++ {
sum += approxDataSize(rv.Index(j))
}
case reflect.String:
sum += int(rv.Type().Size())
sum += rv.Len()
case reflect.Map:
sum += int(rv.Type().Size())
for _, mk := range rv.MapKeys() {
sum += approxDataSize(mk)
sum += approxDataSize(rv.MapIndex(mk))
}
case reflect.Struct:
//struct size already includes the full data size.
//sum += int(rv.Type().Size())
for j := 0; j < rv.NumField(); j++ {
sum += approxDataSize(rv.Field(j))
}
default:
//pure value types
sum += int(rv.Type().Size())
}
return
}
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