bf51655a7b
Signed-off-by: Jacek J. Łakis <jacek.lakis@intel.com> Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
792 lines
16 KiB
Go
792 lines
16 KiB
Go
// Copyright 2015 Google Inc. All Rights Reserved.
|
|
//
|
|
// 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 bigquery
|
|
|
|
import (
|
|
"fmt"
|
|
"reflect"
|
|
"testing"
|
|
"time"
|
|
|
|
"cloud.google.com/go/civil"
|
|
"cloud.google.com/go/internal/pretty"
|
|
|
|
bq "google.golang.org/api/bigquery/v2"
|
|
)
|
|
|
|
func (fs *FieldSchema) GoString() string {
|
|
if fs == nil {
|
|
return "<nil>"
|
|
}
|
|
|
|
return fmt.Sprintf("{Name:%s Description:%s Repeated:%t Required:%t Type:%s Schema:%s}",
|
|
fs.Name,
|
|
fs.Description,
|
|
fs.Repeated,
|
|
fs.Required,
|
|
fs.Type,
|
|
fmt.Sprintf("%#v", fs.Schema),
|
|
)
|
|
}
|
|
|
|
func bqTableFieldSchema(desc, name, typ, mode string) *bq.TableFieldSchema {
|
|
return &bq.TableFieldSchema{
|
|
Description: desc,
|
|
Name: name,
|
|
Mode: mode,
|
|
Type: typ,
|
|
}
|
|
}
|
|
|
|
func fieldSchema(desc, name, typ string, repeated, required bool) *FieldSchema {
|
|
return &FieldSchema{
|
|
Description: desc,
|
|
Name: name,
|
|
Repeated: repeated,
|
|
Required: required,
|
|
Type: FieldType(typ),
|
|
}
|
|
}
|
|
|
|
func TestSchemaConversion(t *testing.T) {
|
|
testCases := []struct {
|
|
schema Schema
|
|
bqSchema *bq.TableSchema
|
|
}{
|
|
{
|
|
// required
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "STRING", "REQUIRED"),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "STRING", false, true),
|
|
},
|
|
},
|
|
{
|
|
// repeated
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "STRING", "REPEATED"),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "STRING", true, false),
|
|
},
|
|
},
|
|
{
|
|
// nullable, string
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "STRING", ""),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "STRING", false, false),
|
|
},
|
|
},
|
|
{
|
|
// integer
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "INTEGER", ""),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "INTEGER", false, false),
|
|
},
|
|
},
|
|
{
|
|
// float
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "FLOAT", ""),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "FLOAT", false, false),
|
|
},
|
|
},
|
|
{
|
|
// boolean
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "BOOLEAN", ""),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "BOOLEAN", false, false),
|
|
},
|
|
},
|
|
{
|
|
// timestamp
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "name", "TIMESTAMP", ""),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "name", "TIMESTAMP", false, false),
|
|
},
|
|
},
|
|
{
|
|
// civil times
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("desc", "f1", "TIME", ""),
|
|
bqTableFieldSchema("desc", "f2", "DATE", ""),
|
|
bqTableFieldSchema("desc", "f3", "DATETIME", ""),
|
|
},
|
|
},
|
|
schema: Schema{
|
|
fieldSchema("desc", "f1", "TIME", false, false),
|
|
fieldSchema("desc", "f2", "DATE", false, false),
|
|
fieldSchema("desc", "f3", "DATETIME", false, false),
|
|
},
|
|
},
|
|
{
|
|
// nested
|
|
bqSchema: &bq.TableSchema{
|
|
Fields: []*bq.TableFieldSchema{
|
|
{
|
|
Description: "An outer schema wrapping a nested schema",
|
|
Name: "outer",
|
|
Mode: "REQUIRED",
|
|
Type: "RECORD",
|
|
Fields: []*bq.TableFieldSchema{
|
|
bqTableFieldSchema("inner field", "inner", "STRING", ""),
|
|
},
|
|
},
|
|
},
|
|
},
|
|
schema: Schema{
|
|
&FieldSchema{
|
|
Description: "An outer schema wrapping a nested schema",
|
|
Name: "outer",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: []*FieldSchema{
|
|
{
|
|
Description: "inner field",
|
|
Name: "inner",
|
|
Type: "STRING",
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
bqSchema := tc.schema.asTableSchema()
|
|
if !reflect.DeepEqual(bqSchema, tc.bqSchema) {
|
|
t.Errorf("converting to TableSchema: got:\n%v\nwant:\n%v",
|
|
pretty.Value(bqSchema), pretty.Value(tc.bqSchema))
|
|
}
|
|
schema := convertTableSchema(tc.bqSchema)
|
|
if !reflect.DeepEqual(schema, tc.schema) {
|
|
t.Errorf("converting to Schema: got:\n%v\nwant:\n%v", schema, tc.schema)
|
|
}
|
|
}
|
|
}
|
|
|
|
type allStrings struct {
|
|
String string
|
|
ByteSlice []byte
|
|
}
|
|
|
|
type allSignedIntegers struct {
|
|
Int64 int64
|
|
Int32 int32
|
|
Int16 int16
|
|
Int8 int8
|
|
Int int
|
|
}
|
|
|
|
type allUnsignedIntegers struct {
|
|
Uint32 uint32
|
|
Uint16 uint16
|
|
Uint8 uint8
|
|
}
|
|
|
|
type allFloat struct {
|
|
Float64 float64
|
|
Float32 float32
|
|
// NOTE: Complex32 and Complex64 are unsupported by BigQuery
|
|
}
|
|
|
|
type allBoolean struct {
|
|
Bool bool
|
|
}
|
|
|
|
type allTime struct {
|
|
Timestamp time.Time
|
|
Time civil.Time
|
|
Date civil.Date
|
|
DateTime civil.DateTime
|
|
}
|
|
|
|
func reqField(name, typ string) *FieldSchema {
|
|
return &FieldSchema{
|
|
Name: name,
|
|
Type: FieldType(typ),
|
|
Required: true,
|
|
}
|
|
}
|
|
|
|
func TestSimpleInference(t *testing.T) {
|
|
testCases := []struct {
|
|
in interface{}
|
|
want Schema
|
|
}{
|
|
{
|
|
in: allSignedIntegers{},
|
|
want: Schema{
|
|
reqField("Int64", "INTEGER"),
|
|
reqField("Int32", "INTEGER"),
|
|
reqField("Int16", "INTEGER"),
|
|
reqField("Int8", "INTEGER"),
|
|
reqField("Int", "INTEGER"),
|
|
},
|
|
},
|
|
{
|
|
in: allUnsignedIntegers{},
|
|
want: Schema{
|
|
reqField("Uint32", "INTEGER"),
|
|
reqField("Uint16", "INTEGER"),
|
|
reqField("Uint8", "INTEGER"),
|
|
},
|
|
},
|
|
{
|
|
in: allFloat{},
|
|
want: Schema{
|
|
reqField("Float64", "FLOAT"),
|
|
reqField("Float32", "FLOAT"),
|
|
},
|
|
},
|
|
{
|
|
in: allBoolean{},
|
|
want: Schema{
|
|
reqField("Bool", "BOOLEAN"),
|
|
},
|
|
},
|
|
{
|
|
in: &allBoolean{},
|
|
want: Schema{
|
|
reqField("Bool", "BOOLEAN"),
|
|
},
|
|
},
|
|
{
|
|
in: allTime{},
|
|
want: Schema{
|
|
reqField("Timestamp", "TIMESTAMP"),
|
|
reqField("Time", "TIME"),
|
|
reqField("Date", "DATE"),
|
|
reqField("DateTime", "DATETIME"),
|
|
},
|
|
},
|
|
{
|
|
in: allStrings{},
|
|
want: Schema{
|
|
reqField("String", "STRING"),
|
|
reqField("ByteSlice", "BYTES"),
|
|
},
|
|
},
|
|
}
|
|
for _, tc := range testCases {
|
|
got, err := InferSchema(tc.in)
|
|
if err != nil {
|
|
t.Fatalf("%T: error inferring TableSchema: %v", tc.in, err)
|
|
}
|
|
if !reflect.DeepEqual(got, tc.want) {
|
|
t.Errorf("%T: inferring TableSchema: got:\n%#v\nwant:\n%#v", tc.in,
|
|
pretty.Value(got), pretty.Value(tc.want))
|
|
}
|
|
}
|
|
}
|
|
|
|
type containsNested struct {
|
|
hidden string
|
|
NotNested int
|
|
Nested struct {
|
|
Inside int
|
|
}
|
|
}
|
|
|
|
type containsDoubleNested struct {
|
|
NotNested int
|
|
Nested struct {
|
|
InsideNested struct {
|
|
Inside int
|
|
}
|
|
}
|
|
}
|
|
|
|
type ptrNested struct {
|
|
Ptr *struct{ Inside int }
|
|
}
|
|
|
|
type dup struct { // more than one field of the same struct type
|
|
A, B allBoolean
|
|
}
|
|
|
|
func TestNestedInference(t *testing.T) {
|
|
testCases := []struct {
|
|
in interface{}
|
|
want Schema
|
|
}{
|
|
{
|
|
in: containsNested{},
|
|
want: Schema{
|
|
reqField("NotNested", "INTEGER"),
|
|
&FieldSchema{
|
|
Name: "Nested",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Inside", "INTEGER")},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
in: containsDoubleNested{},
|
|
want: Schema{
|
|
reqField("NotNested", "INTEGER"),
|
|
&FieldSchema{
|
|
Name: "Nested",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{
|
|
{
|
|
Name: "InsideNested",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Inside", "INTEGER")},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
in: ptrNested{},
|
|
want: Schema{
|
|
&FieldSchema{
|
|
Name: "Ptr",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Inside", "INTEGER")},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
in: dup{},
|
|
want: Schema{
|
|
&FieldSchema{
|
|
Name: "A",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Bool", "BOOLEAN")},
|
|
},
|
|
&FieldSchema{
|
|
Name: "B",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Bool", "BOOLEAN")},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for _, tc := range testCases {
|
|
got, err := InferSchema(tc.in)
|
|
if err != nil {
|
|
t.Fatalf("%T: error inferring TableSchema: %v", tc.in, err)
|
|
}
|
|
if !reflect.DeepEqual(got, tc.want) {
|
|
t.Errorf("%T: inferring TableSchema: got:\n%#v\nwant:\n%#v", tc.in,
|
|
pretty.Value(got), pretty.Value(tc.want))
|
|
}
|
|
}
|
|
}
|
|
|
|
type repeated struct {
|
|
NotRepeated []byte
|
|
RepeatedByteSlice [][]byte
|
|
Slice []int
|
|
Array [5]bool
|
|
}
|
|
|
|
type nestedRepeated struct {
|
|
NotRepeated int
|
|
Repeated []struct {
|
|
Inside int
|
|
}
|
|
RepeatedPtr []*struct{ Inside int }
|
|
}
|
|
|
|
func repField(name, typ string) *FieldSchema {
|
|
return &FieldSchema{
|
|
Name: name,
|
|
Type: FieldType(typ),
|
|
Repeated: true,
|
|
}
|
|
}
|
|
|
|
func TestRepeatedInference(t *testing.T) {
|
|
testCases := []struct {
|
|
in interface{}
|
|
want Schema
|
|
}{
|
|
{
|
|
in: repeated{},
|
|
want: Schema{
|
|
reqField("NotRepeated", "BYTES"),
|
|
repField("RepeatedByteSlice", "BYTES"),
|
|
repField("Slice", "INTEGER"),
|
|
repField("Array", "BOOLEAN"),
|
|
},
|
|
},
|
|
{
|
|
in: nestedRepeated{},
|
|
want: Schema{
|
|
reqField("NotRepeated", "INTEGER"),
|
|
{
|
|
Name: "Repeated",
|
|
Repeated: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Inside", "INTEGER")},
|
|
},
|
|
{
|
|
Name: "RepeatedPtr",
|
|
Repeated: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("Inside", "INTEGER")},
|
|
},
|
|
},
|
|
},
|
|
}
|
|
|
|
for i, tc := range testCases {
|
|
got, err := InferSchema(tc.in)
|
|
if err != nil {
|
|
t.Fatalf("%d: error inferring TableSchema: %v", i, err)
|
|
}
|
|
if !reflect.DeepEqual(got, tc.want) {
|
|
t.Errorf("%d: inferring TableSchema: got:\n%#v\nwant:\n%#v", i,
|
|
pretty.Value(got), pretty.Value(tc.want))
|
|
}
|
|
}
|
|
}
|
|
|
|
type Embedded struct {
|
|
Embedded int
|
|
}
|
|
|
|
type embedded struct {
|
|
Embedded2 int
|
|
}
|
|
|
|
type nestedEmbedded struct {
|
|
Embedded
|
|
embedded
|
|
}
|
|
|
|
func TestEmbeddedInference(t *testing.T) {
|
|
got, err := InferSchema(nestedEmbedded{})
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
want := Schema{
|
|
reqField("Embedded", "INTEGER"),
|
|
reqField("Embedded2", "INTEGER"),
|
|
}
|
|
if !reflect.DeepEqual(got, want) {
|
|
t.Errorf("got %v, want %v", pretty.Value(got), pretty.Value(want))
|
|
}
|
|
}
|
|
|
|
func TestRecursiveInference(t *testing.T) {
|
|
type List struct {
|
|
Val int
|
|
Next *List
|
|
}
|
|
|
|
_, err := InferSchema(List{})
|
|
if err == nil {
|
|
t.Fatal("got nil, want error")
|
|
}
|
|
}
|
|
|
|
type withTags struct {
|
|
NoTag int
|
|
ExcludeTag int `bigquery:"-"`
|
|
SimpleTag int `bigquery:"simple_tag"`
|
|
UnderscoreTag int `bigquery:"_id"`
|
|
MixedCase int `bigquery:"MIXEDcase"`
|
|
}
|
|
|
|
type withTagsNested struct {
|
|
Nested withTags `bigquery:"nested"`
|
|
NestedAnonymous struct {
|
|
ExcludeTag int `bigquery:"-"`
|
|
Inside int `bigquery:"inside"`
|
|
} `bigquery:"anon"`
|
|
}
|
|
|
|
type withTagsRepeated struct {
|
|
Repeated []withTags `bigquery:"repeated"`
|
|
RepeatedAnonymous []struct {
|
|
ExcludeTag int `bigquery:"-"`
|
|
Inside int `bigquery:"inside"`
|
|
} `bigquery:"anon"`
|
|
}
|
|
|
|
type withTagsEmbedded struct {
|
|
withTags
|
|
}
|
|
|
|
var withTagsSchema = Schema{
|
|
reqField("NoTag", "INTEGER"),
|
|
reqField("simple_tag", "INTEGER"),
|
|
reqField("_id", "INTEGER"),
|
|
reqField("MIXEDcase", "INTEGER"),
|
|
}
|
|
|
|
func TestTagInference(t *testing.T) {
|
|
testCases := []struct {
|
|
in interface{}
|
|
want Schema
|
|
}{
|
|
{
|
|
in: withTags{},
|
|
want: withTagsSchema,
|
|
},
|
|
{
|
|
in: withTagsNested{},
|
|
want: Schema{
|
|
&FieldSchema{
|
|
Name: "nested",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: withTagsSchema,
|
|
},
|
|
&FieldSchema{
|
|
Name: "anon",
|
|
Required: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("inside", "INTEGER")},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
in: withTagsRepeated{},
|
|
want: Schema{
|
|
&FieldSchema{
|
|
Name: "repeated",
|
|
Repeated: true,
|
|
Type: "RECORD",
|
|
Schema: withTagsSchema,
|
|
},
|
|
&FieldSchema{
|
|
Name: "anon",
|
|
Repeated: true,
|
|
Type: "RECORD",
|
|
Schema: Schema{reqField("inside", "INTEGER")},
|
|
},
|
|
},
|
|
},
|
|
{
|
|
in: withTagsEmbedded{},
|
|
want: withTagsSchema,
|
|
},
|
|
}
|
|
for i, tc := range testCases {
|
|
got, err := InferSchema(tc.in)
|
|
if err != nil {
|
|
t.Fatalf("%d: error inferring TableSchema: %v", i, err)
|
|
}
|
|
if !reflect.DeepEqual(got, tc.want) {
|
|
t.Errorf("%d: inferring TableSchema: got:\n%#v\nwant:\n%#v", i,
|
|
pretty.Value(got), pretty.Value(tc.want))
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestTagInferenceErrors(t *testing.T) {
|
|
testCases := []struct {
|
|
in interface{}
|
|
err error
|
|
}{
|
|
{
|
|
in: struct {
|
|
LongTag int `bigquery:"abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxy"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
{
|
|
in: struct {
|
|
UnsupporedStartChar int `bigquery:"øab"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
{
|
|
in: struct {
|
|
UnsupportedEndChar int `bigquery:"abø"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
{
|
|
in: struct {
|
|
UnsupportedMiddleChar int `bigquery:"aøb"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
{
|
|
in: struct {
|
|
StartInt int `bigquery:"1abc"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
{
|
|
in: struct {
|
|
Hyphens int `bigquery:"a-b"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
{
|
|
in: struct {
|
|
OmitEmpty int `bigquery:"abc,omitempty"`
|
|
}{},
|
|
err: errInvalidFieldName,
|
|
},
|
|
}
|
|
for i, tc := range testCases {
|
|
want := tc.err
|
|
_, got := InferSchema(tc.in)
|
|
if !reflect.DeepEqual(got, want) {
|
|
t.Errorf("%d: inferring TableSchema: got:\n%#v\nwant:\n%#v", i, got, want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestSchemaErrors(t *testing.T) {
|
|
testCases := []struct {
|
|
in interface{}
|
|
err error
|
|
}{
|
|
{
|
|
in: []byte{},
|
|
err: errNoStruct,
|
|
},
|
|
{
|
|
in: new(int),
|
|
err: errNoStruct,
|
|
},
|
|
{
|
|
in: struct{ Uint uint }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ Uint64 uint64 }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ Uintptr uintptr }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ Complex complex64 }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ Map map[string]int }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ Chan chan bool }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ Ptr *int }{},
|
|
err: errNoStruct,
|
|
},
|
|
{
|
|
in: struct{ Interface interface{} }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ MultiDimensional [][]int }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ MultiDimensional [][][]byte }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ ChanSlice []chan bool }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
{
|
|
in: struct{ NestedChan struct{ Chan []chan bool } }{},
|
|
err: errUnsupportedFieldType,
|
|
},
|
|
}
|
|
for _, tc := range testCases {
|
|
want := tc.err
|
|
_, got := InferSchema(tc.in)
|
|
if !reflect.DeepEqual(got, want) {
|
|
t.Errorf("%#v: got:\n%#v\nwant:\n%#v", tc.in, got, want)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestHasRecursiveType(t *testing.T) {
|
|
type (
|
|
nonStruct int
|
|
nonRec struct{ A string }
|
|
dup struct{ A, B nonRec }
|
|
rec struct {
|
|
A int
|
|
B *rec
|
|
}
|
|
recUnexported struct {
|
|
A int
|
|
b *rec
|
|
}
|
|
hasRec struct {
|
|
A int
|
|
R *rec
|
|
}
|
|
)
|
|
for _, test := range []struct {
|
|
in interface{}
|
|
want bool
|
|
}{
|
|
{nonStruct(0), false},
|
|
{nonRec{}, false},
|
|
{dup{}, false},
|
|
{rec{}, true},
|
|
{recUnexported{}, false},
|
|
{hasRec{}, true},
|
|
} {
|
|
got, err := hasRecursiveType(reflect.TypeOf(test.in), nil)
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
if got != test.want {
|
|
t.Errorf("%T: got %t, want %t", test.in, got, test.want)
|
|
}
|
|
}
|
|
}
|