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// Copyright 2015 go-swagger maintainers
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package spec
import (
"encoding/json"
"reflect"
"testing"
"github.com/stretchr/testify/assert"
"gopkg.in/yaml.v3"
)
func assertSerializeJSON(t testing.TB, actual interface{}, expected string) bool {
ser, err := json.Marshal(actual)
if err != nil {
return assert.Fail(t, "unable to marshal to json (%s): %#v", err, actual)
}
return assert.Equal(t, expected, string(ser))
}
func assertSerializeYAML(t testing.TB, actual interface{}, expected string) bool {
ser, err := yaml.Marshal(actual)
if err != nil {
return assert.Fail(t, "unable to marshal to yaml (%s): %#v", err, actual)
}
return assert.Equal(t, expected, string(ser))
}
func derefTypeOf(expected interface{}) (tpe reflect.Type) {
tpe = reflect.TypeOf(expected)
if tpe.Kind() == reflect.Ptr {
tpe = tpe.Elem()
}
return
}
func isPointed(expected interface{}) (pointed bool) {
tpe := reflect.TypeOf(expected)
if tpe.Kind() == reflect.Ptr {
pointed = true
}
return
}
func assertParsesJSON(t testing.TB, actual string, expected interface{}) bool {
parsed := reflect.New(derefTypeOf(expected))
err := json.Unmarshal([]byte(actual), parsed.Interface())
if err != nil {
return assert.Fail(t, "unable to unmarshal from json (%s): %s", err, actual)
}
act := parsed.Interface()
if !isPointed(expected) {
act = reflect.Indirect(parsed).Interface()
}
return assert.Equal(t, expected, act)
}
func assertParsesYAML(t testing.TB, actual string, expected interface{}) bool {
parsed := reflect.New(derefTypeOf(expected))
err := yaml.Unmarshal([]byte(actual), parsed.Interface())
if err != nil {
return assert.Fail(t, "unable to unmarshal from yaml (%s): %s", err, actual)
}
act := parsed.Interface()
if !isPointed(expected) {
act = reflect.Indirect(parsed).Interface()
}
return assert.EqualValues(t, expected, act)
}
func TestSerialization_SerializeJSON(t *testing.T) {
assertSerializeJSON(t, []string{"hello"}, "[\"hello\"]")
assertSerializeJSON(t, []string{"hello", "world", "and", "stuff"}, "[\"hello\",\"world\",\"and\",\"stuff\"]")
assertSerializeJSON(t, StringOrArray(nil), "null")
assertSerializeJSON(t, SchemaOrArray{
Schemas: []Schema{
{SchemaProps: SchemaProps{Type: []string{"string"}}}},
}, "[{\"type\":\"string\"}]")
assertSerializeJSON(t, SchemaOrArray{
Schemas: []Schema{
{SchemaProps: SchemaProps{Type: []string{"string"}}},
{SchemaProps: SchemaProps{Type: []string{"string"}}},
}}, "[{\"type\":\"string\"},{\"type\":\"string\"}]")
assertSerializeJSON(t, SchemaOrArray{}, "null")
}
func TestSerialization_DeserializeJSON(t *testing.T) {
// String
assertParsesJSON(t, "\"hello\"", StringOrArray([]string{"hello"}))
assertParsesJSON(t, "[\"hello\",\"world\",\"and\",\"stuff\"]",
StringOrArray([]string{"hello", "world", "and", "stuff"}))
assertParsesJSON(t, "[\"hello\",\"world\",null,\"stuff\"]", StringOrArray([]string{"hello", "world", "", "stuff"}))
assertParsesJSON(t, "null", StringOrArray(nil))
// Schema
assertParsesJSON(t, "{\"type\":\"string\"}", SchemaOrArray{Schema: &Schema{
SchemaProps: SchemaProps{Type: []string{"string"}}},
})
assertParsesJSON(t, "[{\"type\":\"string\"},{\"type\":\"string\"}]", &SchemaOrArray{
Schemas: []Schema{
{SchemaProps: SchemaProps{Type: []string{"string"}}},
{SchemaProps: SchemaProps{Type: []string{"string"}}},
},
})
assertParsesJSON(t, "null", SchemaOrArray{})
}
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