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mirror of https://github.com/octoleo/restic.git synced 2024-11-16 10:05:25 +00:00
restic/vendor/cloud.google.com/go/spanner/value_test.go
Alexander Neumann 2b39f9f4b2 Update dependencies
Among others, this updates minio-go, so that the new "eu-west-3" zone
for AWS is supported.
2018-01-23 19:40:42 +01:00

521 lines
16 KiB
Go

/*
Copyright 2017 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 spanner
import (
"math"
"reflect"
"testing"
"time"
"cloud.google.com/go/civil"
proto3 "github.com/golang/protobuf/ptypes/struct"
sppb "google.golang.org/genproto/googleapis/spanner/v1"
)
var (
t1 = mustParseTime("2016-11-15T15:04:05.999999999Z")
// Boundaries
t2 = mustParseTime("0000-01-01T00:00:00.000000000Z")
t3 = mustParseTime("9999-12-31T23:59:59.999999999Z")
// Local timezone
t4 = time.Now()
d1 = mustParseDate("2016-11-15")
d2 = mustParseDate("1678-01-01")
)
func mustParseTime(s string) time.Time {
t, err := time.Parse(time.RFC3339Nano, s)
if err != nil {
panic(err)
}
return t
}
func mustParseDate(s string) civil.Date {
d, err := civil.ParseDate(s)
if err != nil {
panic(err)
}
return d
}
// Test encoding Values.
func TestEncodeValue(t *testing.T) {
var (
tString = stringType()
tInt = intType()
tBool = boolType()
tFloat = floatType()
tBytes = bytesType()
tTime = timeType()
tDate = dateType()
)
for i, test := range []struct {
in interface{}
want *proto3.Value
wantType *sppb.Type
}{
// STRING / STRING ARRAY
{"abc", stringProto("abc"), tString},
{NullString{"abc", true}, stringProto("abc"), tString},
{NullString{"abc", false}, nullProto(), tString},
{[]string(nil), nullProto(), listType(tString)},
{[]string{"abc", "bcd"}, listProto(stringProto("abc"), stringProto("bcd")), listType(tString)},
{[]NullString{{"abcd", true}, {"xyz", false}}, listProto(stringProto("abcd"), nullProto()), listType(tString)},
// BYTES / BYTES ARRAY
{[]byte("foo"), bytesProto([]byte("foo")), tBytes},
{[]byte(nil), nullProto(), tBytes},
{[][]byte{nil, []byte("ab")}, listProto(nullProto(), bytesProto([]byte("ab"))), listType(tBytes)},
{[][]byte(nil), nullProto(), listType(tBytes)},
// INT64 / INT64 ARRAY
{7, intProto(7), tInt},
{[]int(nil), nullProto(), listType(tInt)},
{[]int{31, 127}, listProto(intProto(31), intProto(127)), listType(tInt)},
{int64(81), intProto(81), tInt},
{[]int64(nil), nullProto(), listType(tInt)},
{[]int64{33, 129}, listProto(intProto(33), intProto(129)), listType(tInt)},
{NullInt64{11, true}, intProto(11), tInt},
{NullInt64{11, false}, nullProto(), tInt},
{[]NullInt64{{35, true}, {131, false}}, listProto(intProto(35), nullProto()), listType(tInt)},
// BOOL / BOOL ARRAY
{true, boolProto(true), tBool},
{NullBool{true, true}, boolProto(true), tBool},
{NullBool{true, false}, nullProto(), tBool},
{[]bool{true, false}, listProto(boolProto(true), boolProto(false)), listType(tBool)},
{[]NullBool{{true, true}, {true, false}}, listProto(boolProto(true), nullProto()), listType(tBool)},
// FLOAT64 / FLOAT64 ARRAY
{3.14, floatProto(3.14), tFloat},
{NullFloat64{3.1415, true}, floatProto(3.1415), tFloat},
{NullFloat64{math.Inf(1), true}, floatProto(math.Inf(1)), tFloat},
{NullFloat64{3.14159, false}, nullProto(), tFloat},
{[]float64(nil), nullProto(), listType(tFloat)},
{[]float64{3.141, 0.618, math.Inf(-1)}, listProto(floatProto(3.141), floatProto(0.618), floatProto(math.Inf(-1))), listType(tFloat)},
{[]NullFloat64{{3.141, true}, {0.618, false}}, listProto(floatProto(3.141), nullProto()), listType(tFloat)},
// TIMESTAMP / TIMESTAMP ARRAY
{t1, timeProto(t1), tTime},
{NullTime{t1, true}, timeProto(t1), tTime},
{NullTime{t1, false}, nullProto(), tTime},
{[]time.Time(nil), nullProto(), listType(tTime)},
{[]time.Time{t1, t2, t3, t4}, listProto(timeProto(t1), timeProto(t2), timeProto(t3), timeProto(t4)), listType(tTime)},
{[]NullTime{{t1, true}, {t1, false}}, listProto(timeProto(t1), nullProto()), listType(tTime)},
// DATE / DATE ARRAY
{d1, dateProto(d1), tDate},
{NullDate{d1, true}, dateProto(d1), tDate},
{NullDate{civil.Date{}, false}, nullProto(), tDate},
{[]civil.Date(nil), nullProto(), listType(tDate)},
{[]civil.Date{d1, d2}, listProto(dateProto(d1), dateProto(d2)), listType(tDate)},
{[]NullDate{{d1, true}, {civil.Date{}, false}}, listProto(dateProto(d1), nullProto()), listType(tDate)},
// GenericColumnValue
{GenericColumnValue{tString, stringProto("abc")}, stringProto("abc"), tString},
{GenericColumnValue{tString, nullProto()}, nullProto(), tString},
// not actually valid (stringProto inside int list), but demonstrates pass-through.
{
GenericColumnValue{
Type: listType(tInt),
Value: listProto(intProto(5), nullProto(), stringProto("bcd")),
},
listProto(intProto(5), nullProto(), stringProto("bcd")),
listType(tInt),
},
} {
got, gotType, err := encodeValue(test.in)
if err != nil {
t.Fatalf("#%d: got error during encoding: %v, want nil", i, err)
}
if !testEqual(got, test.want) {
t.Errorf("#%d: got encode result: %v, want %v", i, got, test.want)
}
if !testEqual(gotType, test.wantType) {
t.Errorf("#%d: got encode type: %v, want %v", i, gotType, test.wantType)
}
}
}
// Test decoding Values.
func TestDecodeValue(t *testing.T) {
for i, test := range []struct {
in *proto3.Value
t *sppb.Type
want interface{}
fail bool
}{
// STRING
{stringProto("abc"), stringType(), "abc", false},
{nullProto(), stringType(), "abc", true},
{stringProto("abc"), stringType(), NullString{"abc", true}, false},
{nullProto(), stringType(), NullString{}, false},
// STRING ARRAY with []NullString
{
listProto(stringProto("abc"), nullProto(), stringProto("bcd")),
listType(stringType()),
[]NullString{{"abc", true}, {}, {"bcd", true}},
false,
},
{nullProto(), listType(stringType()), []NullString(nil), false},
// STRING ARRAY with []string
{
listProto(stringProto("abc"), stringProto("bcd")),
listType(stringType()),
[]string{"abc", "bcd"},
false,
},
// BYTES
{bytesProto([]byte("ab")), bytesType(), []byte("ab"), false},
{nullProto(), bytesType(), []byte(nil), false},
// BYTES ARRAY
{listProto(bytesProto([]byte("ab")), nullProto()), listType(bytesType()), [][]byte{[]byte("ab"), nil}, false},
{nullProto(), listType(bytesType()), [][]byte(nil), false},
//INT64
{intProto(15), intType(), int64(15), false},
{nullProto(), intType(), int64(0), true},
{intProto(15), intType(), NullInt64{15, true}, false},
{nullProto(), intType(), NullInt64{}, false},
// INT64 ARRAY with []NullInt64
{listProto(intProto(91), nullProto(), intProto(87)), listType(intType()), []NullInt64{{91, true}, {}, {87, true}}, false},
{nullProto(), listType(intType()), []NullInt64(nil), false},
// INT64 ARRAY with []int64
{listProto(intProto(91), intProto(87)), listType(intType()), []int64{91, 87}, false},
// BOOL
{boolProto(true), boolType(), true, false},
{nullProto(), boolType(), true, true},
{boolProto(true), boolType(), NullBool{true, true}, false},
{nullProto(), boolType(), NullBool{}, false},
// BOOL ARRAY with []NullBool
{listProto(boolProto(true), boolProto(false), nullProto()), listType(boolType()), []NullBool{{true, true}, {false, true}, {}}, false},
{nullProto(), listType(boolType()), []NullBool(nil), false},
// BOOL ARRAY with []bool
{listProto(boolProto(true), boolProto(false)), listType(boolType()), []bool{true, false}, false},
// FLOAT64
{floatProto(3.14), floatType(), 3.14, false},
{nullProto(), floatType(), 0.00, true},
{floatProto(3.14), floatType(), NullFloat64{3.14, true}, false},
{nullProto(), floatType(), NullFloat64{}, false},
// FLOAT64 ARRAY with []NullFloat64
{
listProto(floatProto(math.Inf(1)), floatProto(math.Inf(-1)), nullProto(), floatProto(3.1)),
listType(floatType()),
[]NullFloat64{{math.Inf(1), true}, {math.Inf(-1), true}, {}, {3.1, true}},
false,
},
{nullProto(), listType(floatType()), []NullFloat64(nil), false},
// FLOAT64 ARRAY with []float64
{
listProto(floatProto(math.Inf(1)), floatProto(math.Inf(-1)), floatProto(3.1)),
listType(floatType()),
[]float64{math.Inf(1), math.Inf(-1), 3.1},
false,
},
// TIMESTAMP
{timeProto(t1), timeType(), t1, false},
{timeProto(t1), timeType(), NullTime{t1, true}, false},
{nullProto(), timeType(), NullTime{}, false},
// TIMESTAMP ARRAY with []NullTime
{listProto(timeProto(t1), timeProto(t2), timeProto(t3), nullProto()), listType(timeType()), []NullTime{{t1, true}, {t2, true}, {t3, true}, {}}, false},
{nullProto(), listType(timeType()), []NullTime(nil), false},
// TIMESTAMP ARRAY with []time.Time
{listProto(timeProto(t1), timeProto(t2), timeProto(t3)), listType(timeType()), []time.Time{t1, t2, t3}, false},
// DATE
{dateProto(d1), dateType(), d1, false},
{dateProto(d1), dateType(), NullDate{d1, true}, false},
{nullProto(), dateType(), NullDate{}, false},
// DATE ARRAY with []NullDate
{listProto(dateProto(d1), dateProto(d2), nullProto()), listType(dateType()), []NullDate{{d1, true}, {d2, true}, {}}, false},
{nullProto(), listType(dateType()), []NullDate(nil), false},
// DATE ARRAY with []civil.Date
{listProto(dateProto(d1), dateProto(d2)), listType(dateType()), []civil.Date{d1, d2}, false},
// STRUCT ARRAY
// STRUCT schema is equal to the following Go struct:
// type s struct {
// Col1 NullInt64
// Col2 []struct {
// SubCol1 float64
// SubCol2 string
// }
// }
{
in: listProto(
listProto(
intProto(3),
listProto(
listProto(floatProto(3.14), stringProto("this")),
listProto(floatProto(0.57), stringProto("siht")),
),
),
listProto(
nullProto(),
nullProto(),
),
nullProto(),
),
t: listType(
structType(
mkField("Col1", intType()),
mkField(
"Col2",
listType(
structType(
mkField("SubCol1", floatType()),
mkField("SubCol2", stringType()),
),
),
),
),
),
want: []NullRow{
{
Row: Row{
fields: []*sppb.StructType_Field{
mkField("Col1", intType()),
mkField(
"Col2",
listType(
structType(
mkField("SubCol1", floatType()),
mkField("SubCol2", stringType()),
),
),
),
},
vals: []*proto3.Value{
intProto(3),
listProto(
listProto(floatProto(3.14), stringProto("this")),
listProto(floatProto(0.57), stringProto("siht")),
),
},
},
Valid: true,
},
{
Row: Row{
fields: []*sppb.StructType_Field{
mkField("Col1", intType()),
mkField(
"Col2",
listType(
structType(
mkField("SubCol1", floatType()),
mkField("SubCol2", stringType()),
),
),
),
},
vals: []*proto3.Value{
nullProto(),
nullProto(),
},
},
Valid: true,
},
{},
},
fail: false,
},
{
in: listProto(
listProto(
intProto(3),
listProto(
listProto(floatProto(3.14), stringProto("this")),
listProto(floatProto(0.57), stringProto("siht")),
),
),
listProto(
nullProto(),
nullProto(),
),
nullProto(),
),
t: listType(
structType(
mkField("Col1", intType()),
mkField(
"Col2",
listType(
structType(
mkField("SubCol1", floatType()),
mkField("SubCol2", stringType()),
),
),
),
),
),
want: []*struct {
Col1 NullInt64
StructCol []*struct {
SubCol1 NullFloat64
SubCol2 string
} `spanner:"Col2"`
}{
{
Col1: NullInt64{3, true},
StructCol: []*struct {
SubCol1 NullFloat64
SubCol2 string
}{
{
SubCol1: NullFloat64{3.14, true},
SubCol2: "this",
},
{
SubCol1: NullFloat64{0.57, true},
SubCol2: "siht",
},
},
},
{
Col1: NullInt64{},
StructCol: []*struct {
SubCol1 NullFloat64
SubCol2 string
}(nil),
},
nil,
},
fail: false,
},
// GenericColumnValue
{stringProto("abc"), stringType(), GenericColumnValue{stringType(), stringProto("abc")}, false},
{nullProto(), stringType(), GenericColumnValue{stringType(), nullProto()}, false},
// not actually valid (stringProto inside int list), but demonstrates pass-through.
{
in: listProto(intProto(5), nullProto(), stringProto("bcd")),
t: listType(intType()),
want: GenericColumnValue{
Type: listType(intType()),
Value: listProto(intProto(5), nullProto(), stringProto("bcd")),
},
fail: false,
},
} {
gotp := reflect.New(reflect.TypeOf(test.want))
if err := decodeValue(test.in, test.t, gotp.Interface()); err != nil {
if !test.fail {
t.Errorf("%d: cannot decode %v(%v): %v", i, test.in, test.t, err)
}
continue
}
if test.fail {
t.Errorf("%d: decoding %v(%v) succeeds unexpectedly, want error", i, test.in, test.t)
continue
}
got := reflect.Indirect(gotp).Interface()
if !testEqual(got, test.want) {
t.Errorf("%d: unexpected decoding result - got %v, want %v", i, got, test.want)
continue
}
}
}
// Test error cases for decodeValue.
func TestDecodeValueErrors(t *testing.T) {
for i, test := range []struct {
in *proto3.Value
t *sppb.Type
v interface{}
}{
{nullProto(), stringType(), nil},
{nullProto(), stringType(), 1},
} {
err := decodeValue(test.in, test.t, test.v)
if err == nil {
t.Errorf("#%d: want error, got nil", i)
}
}
}
// Test NaN encoding/decoding.
func TestNaN(t *testing.T) {
// Decode NaN value.
f := 0.0
nf := NullFloat64{}
// To float64
if err := decodeValue(floatProto(math.NaN()), floatType(), &f); err != nil {
t.Errorf("decodeValue returns %q for %v, want nil", err, floatProto(math.NaN()))
}
if !math.IsNaN(f) {
t.Errorf("f = %v, want %v", f, math.NaN())
}
// To NullFloat64
if err := decodeValue(floatProto(math.NaN()), floatType(), &nf); err != nil {
t.Errorf("decodeValue returns %q for %v, want nil", err, floatProto(math.NaN()))
}
if !math.IsNaN(nf.Float64) || !nf.Valid {
t.Errorf("f = %v, want %v", f, NullFloat64{math.NaN(), true})
}
// Encode NaN value
// From float64
v, _, err := encodeValue(math.NaN())
if err != nil {
t.Errorf("encodeValue returns %q for NaN, want nil", err)
}
x, ok := v.GetKind().(*proto3.Value_NumberValue)
if !ok {
t.Errorf("incorrect type for v.GetKind(): %T, want *proto3.Value_NumberValue", v.GetKind())
}
if !math.IsNaN(x.NumberValue) {
t.Errorf("x.NumberValue = %v, want %v", x.NumberValue, math.NaN())
}
// From NullFloat64
v, _, err = encodeValue(NullFloat64{math.NaN(), true})
if err != nil {
t.Errorf("encodeValue returns %q for NaN, want nil", err)
}
x, ok = v.GetKind().(*proto3.Value_NumberValue)
if !ok {
t.Errorf("incorrect type for v.GetKind(): %T, want *proto3.Value_NumberValue", v.GetKind())
}
if !math.IsNaN(x.NumberValue) {
t.Errorf("x.NumberValue = %v, want %v", x.NumberValue, math.NaN())
}
}
func TestGenericColumnValue(t *testing.T) {
for _, test := range []struct {
in GenericColumnValue
want interface{}
fail bool
}{
{GenericColumnValue{stringType(), stringProto("abc")}, "abc", false},
{GenericColumnValue{stringType(), stringProto("abc")}, 5, true},
{GenericColumnValue{listType(intType()), listProto(intProto(91), nullProto(), intProto(87))}, []NullInt64{{91, true}, {}, {87, true}}, false},
{GenericColumnValue{intType(), intProto(42)}, GenericColumnValue{intType(), intProto(42)}, false}, // trippy! :-)
} {
gotp := reflect.New(reflect.TypeOf(test.want))
if err := test.in.Decode(gotp.Interface()); err != nil {
if !test.fail {
t.Errorf("cannot decode %v to %v: %v", test.in, test.want, err)
}
continue
}
if test.fail {
t.Errorf("decoding %v to %v succeeds unexpectedly", test.in, test.want)
}
// Test we can go backwards as well.
v, err := newGenericColumnValue(test.want)
if err != nil {
t.Errorf("NewGenericColumnValue failed: %v", err)
continue
}
if !testEqual(*v, test.in) {
t.Errorf("unexpected encode result - got %v, want %v", v, test.in)
}
}
}