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fix: add more test cases on reflect.Value.Set

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This commit is contained in:
zenix 2022-09-14 20:11:38 +09:00
parent aaa657dcc3
commit b66bcb1f67
2 changed files with 27 additions and 11 deletions
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4
pkg/bbgo/interact_modify.go
View File

@ -63,8 +63,4 @@ func RegisterModifier(s interface{}) {
}
reply.Message(fmt.Sprintf("update to %v successfully", newVal))
})
RegisterCommand("/save", "Save config", func(reply interact.Reply) {
reply.Message("")
})
}

28
pkg/dynamic/field_test.go
View File

@ -1,6 +1,7 @@
package dynamic
import (
"encoding/json"
"reflect"
"testing"
@ -12,20 +13,25 @@ type Strategy struct {
Field1 fixedpoint.Value `json:"field1" modifiable:"true"`
Field2 float64 `json:"field2"`
field3 float64 `json:"field3" modifiable:"true"`
Field4 *fixedpoint.Value `json:"field4" modifiable:"true"`
}
func TestGetModifiableFields(t *testing.T) {
s := Strategy{}
val := reflect.ValueOf(s)
GetModifiableFields(val, func(tagName, name string) {
assert.Equal(t, tagName, "field1")
assert.Equal(t, name, "Field1")
assert.NotEqual(t, tagName, "field2")
assert.NotEqual(t, name, "Field2")
assert.NotEqual(t, tagName, "field3")
assert.NotEqual(t, name, "Field3")
})
}
func TestGetModifiableField(t *testing.T) {
s := Strategy{}
val := reflect.ValueOf(s)
// val must be get from pointer.Elem(), otherwise the fields will be unaddressable
s := &Strategy{Field1: fixedpoint.NewFromInt(1)}
val := reflect.ValueOf(s).Elem()
_, ok := GetModifiableField(val, "Field1")
assert.True(t, ok)
_, ok = GetModifiableField(val, "Field2")
@ -34,4 +40,18 @@ func TestGetModifiableField(t *testing.T) {
assert.False(t, ok)
_, ok = GetModifiableField(val, "Random")
assert.False(t, ok)
field, ok := GetModifiableField(val, "Field1")
assert.True(t, ok)
x := reflect.New(field.Type())
xi := x.Interface()
assert.NoError(t, json.Unmarshal([]byte("\"3.1415%\""), &xi))
assert.True(t, field.CanAddr())
field.Set(x.Elem())
assert.Equal(t, s.Field1.String(), "0.031415")
field, _ = GetModifiableField(val, "Field4")
x = reflect.New(field.Type())
xi = x.Interface()
assert.NoError(t, json.Unmarshal([]byte("311"), &xi))
field.Set(x.Elem())
assert.Equal(t, s.Field4.String(), "311")
}