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type_info_test.go
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package set_test
import (
"net/http"
"reflect"
"testing"
"github.com/stretchr/testify/assert"
"github.com/nofeaturesonlybugs/set"
)
func typeinfo_Invalid(i set.TypeInfo) bool {
return i.IsMap == false && i.IsScalar == false && i.IsSlice == false && i.IsStruct == false && i.Kind == reflect.Invalid && i.Type == nil && i.ElemType == nil
}
func TestTypeInfo(t *testing.T) {
chk := assert.New(t)
{ // Test case that a map[reflect.Type]interface{} returns same value when reflect.Type is nil
var err error
var rw http.ResponseWriter
var s string
var sp *string
var spp **string
var t struct{}
var tp *struct{}
var tpp **struct{}
var m map[string]string
var mp *map[string]string
var mpp **map[string]string
var sl []struct{}
var slp *[]struct{}
var slpp *[]struct{}
size := 5
ch := make(chan struct{})
signals := []chan struct{}{}
//
for k := 0; k < size; k++ {
signals = append(signals, make(chan struct{}))
go func(idx int) {
//
var info set.TypeInfo
<-ch
//
info = set.TypeCache.Stat(nil)
chk.Equal(true, typeinfo_Invalid(info))
info = set.TypeCache.Stat(err)
chk.Equal(true, typeinfo_Invalid(info))
info = set.TypeCache.Stat(rw)
chk.Equal(true, typeinfo_Invalid(info))
//
info = set.TypeCache.Stat(s)
chk.Equal(true, info.IsScalar)
chk.Equal(nil, info.ElemType)
info = set.TypeCache.Stat(sp)
chk.Equal(true, info.IsScalar)
chk.Equal(nil, info.ElemType)
info = set.TypeCache.Stat(spp)
chk.Equal(true, info.IsScalar)
chk.Equal(nil, info.ElemType)
//
info = set.TypeCache.Stat(t)
chk.Equal(true, info.IsStruct)
chk.Equal(nil, info.ElemType)
info = set.TypeCache.Stat(tp)
chk.Equal(true, info.IsStruct)
chk.Equal(nil, info.ElemType)
info = set.TypeCache.Stat(tpp)
chk.Equal(true, info.IsStruct)
chk.Equal(nil, info.ElemType)
//
info = set.TypeCache.Stat(m)
chk.Equal(true, info.IsMap)
chk.Equal(reflect.TypeOf(""), info.ElemType)
info = set.TypeCache.Stat(mp)
chk.Equal(true, info.IsMap)
info = set.TypeCache.Stat(mpp)
chk.Equal(true, info.IsMap)
//
info = set.TypeCache.Stat(sl)
chk.Equal(true, info.IsSlice)
chk.Equal(reflect.TypeOf(struct{}{}), info.ElemType)
info = set.TypeCache.Stat(slp)
chk.Equal(true, info.IsSlice)
info = set.TypeCache.Stat(slpp)
chk.Equal(true, info.IsSlice)
//
close(signals[idx])
}(k)
}
close(ch)
for k := 0; k < size; k++ {
<-signals[k]
}
}
}
func BenchmarkTypeInfo(b *testing.B) {
var err error
var rw http.ResponseWriter
var s string
var sp *string
var spp **string
var t struct{}
var tp *struct{}
var tpp **struct{}
var m map[string]string
var mp *map[string]string
var mpp **map[string]string
var sl []struct{}
var slp *[]struct{}
var slpp *[]struct{}
for k := 0; k < b.N; k++ {
set.TypeCache.Stat(nil)
set.TypeCache.Stat(err)
set.TypeCache.Stat(rw)
//
set.TypeCache.Stat(s)
set.TypeCache.Stat(sp)
set.TypeCache.Stat(spp)
//
set.TypeCache.Stat(t)
set.TypeCache.Stat(tp)
set.TypeCache.Stat(tpp)
//
set.TypeCache.Stat(m)
set.TypeCache.Stat(mp)
set.TypeCache.Stat(mpp)
//
set.TypeCache.Stat(sl)
set.TypeCache.Stat(slp)
set.TypeCache.Stat(slpp)
}
}
func BenchmarkTypeInfoParallel(b *testing.B) {
b.RunParallel(func(pb *testing.PB) {
var err error
var rw http.ResponseWriter
var s string
var sp *string
var spp **string
var t struct{}
var tp *struct{}
var tpp **struct{}
var m map[string]string
var mp *map[string]string
var mpp **map[string]string
var sl []struct{}
var slp *[]struct{}
var slpp *[]struct{}
for pb.Next() {
set.TypeCache.Stat(nil)
set.TypeCache.Stat(err)
set.TypeCache.Stat(rw)
//
set.TypeCache.Stat(s)
set.TypeCache.Stat(sp)
set.TypeCache.Stat(spp)
//
set.TypeCache.Stat(t)
set.TypeCache.Stat(tp)
set.TypeCache.Stat(tpp)
//
set.TypeCache.Stat(m)
set.TypeCache.Stat(mp)
set.TypeCache.Stat(mpp)
//
set.TypeCache.Stat(sl)
set.TypeCache.Stat(slp)
set.TypeCache.Stat(slpp)
}
})
}