restic/vendor/cloud.google.com/go/bigquery/integration_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

1660 lines
44 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 (
"errors"
"flag"
"fmt"
"log"
"net/http"
"os"
"sort"
"strings"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"github.com/google/go-cmp/cmp/cmpopts"
gax "github.com/googleapis/gax-go"
"cloud.google.com/go/civil"
"cloud.google.com/go/internal"
"cloud.google.com/go/internal/pretty"
"cloud.google.com/go/internal/testutil"
"cloud.google.com/go/storage"
"golang.org/x/net/context"
"google.golang.org/api/googleapi"
"google.golang.org/api/iterator"
"google.golang.org/api/option"
)
var (
client *Client
storageClient *storage.Client
dataset *Dataset
schema = Schema{
{Name: "name", Type: StringFieldType},
{Name: "nums", Type: IntegerFieldType, Repeated: true},
{Name: "rec", Type: RecordFieldType, Schema: Schema{
{Name: "bool", Type: BooleanFieldType},
}},
}
testTableExpiration time.Time
// BigQuery does not accept hyphens in dataset or table IDs, so we create IDs
// with underscores.
datasetIDs = testutil.NewUIDSpaceSep("dataset", '_')
tableIDs = testutil.NewUIDSpaceSep("table", '_')
)
func TestMain(m *testing.M) {
cleanup := initIntegrationTest()
r := m.Run()
cleanup()
os.Exit(r)
}
func getClient(t *testing.T) *Client {
if client == nil {
t.Skip("Integration tests skipped")
}
return client
}
// If integration tests will be run, create a unique bucket for them.
func initIntegrationTest() func() {
flag.Parse() // needed for testing.Short()
if testing.Short() {
return func() {}
}
ctx := context.Background()
ts := testutil.TokenSource(ctx, Scope)
if ts == nil {
log.Println("Integration tests skipped. See CONTRIBUTING.md for details")
return func() {}
}
projID := testutil.ProjID()
var err error
client, err = NewClient(ctx, projID, option.WithTokenSource(ts))
if err != nil {
log.Fatalf("NewClient: %v", err)
}
storageClient, err = storage.NewClient(ctx,
option.WithTokenSource(testutil.TokenSource(ctx, storage.ScopeFullControl)))
if err != nil {
log.Fatalf("storage.NewClient: %v", err)
}
dataset = client.Dataset(datasetIDs.New())
if err := dataset.Create(ctx, nil); err != nil {
log.Fatalf("creating dataset %s: %v", dataset.DatasetID, err)
}
testTableExpiration = time.Now().Add(10 * time.Minute).Round(time.Second)
return func() {
if err := deleteDataset(ctx, dataset); err != nil {
log.Printf("could not delete %s", dataset.DatasetID)
}
}
}
func deleteDataset(ctx context.Context, ds *Dataset) error {
it := ds.Tables(ctx)
for {
tbl, err := it.Next()
if err == iterator.Done {
break
}
if err != nil {
return err
}
if err := tbl.Delete(ctx); err != nil {
return err
}
}
return ds.Delete(ctx)
}
func TestIntegration_TableCreate(t *testing.T) {
// Check that creating a record field with an empty schema is an error.
if client == nil {
t.Skip("Integration tests skipped")
}
table := dataset.Table("t_bad")
schema := Schema{
{Name: "rec", Type: RecordFieldType, Schema: Schema{}},
}
err := table.Create(context.Background(), &TableMetadata{
Schema: schema,
ExpirationTime: time.Now().Add(5 * time.Minute),
})
if err == nil {
t.Fatal("want error, got nil")
}
if !hasStatusCode(err, http.StatusBadRequest) {
t.Fatalf("want a 400 error, got %v", err)
}
}
func TestIntegration_TableCreateView(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
// Test that standard SQL views work.
view := dataset.Table("t_view_standardsql")
query := fmt.Sprintf("SELECT APPROX_COUNT_DISTINCT(name) FROM `%s.%s.%s`",
dataset.ProjectID, dataset.DatasetID, table.TableID)
err := view.Create(context.Background(), &TableMetadata{
ViewQuery: query,
UseStandardSQL: true,
})
if err != nil {
t.Fatalf("table.create: Did not expect an error, got: %v", err)
}
view.Delete(ctx)
}
func TestIntegration_TableMetadata(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
// Check table metadata.
md, err := table.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
// TODO(jba): check md more thorougly.
if got, want := md.FullID, fmt.Sprintf("%s:%s.%s", dataset.ProjectID, dataset.DatasetID, table.TableID); got != want {
t.Errorf("metadata.FullID: got %q, want %q", got, want)
}
if got, want := md.Type, RegularTable; got != want {
t.Errorf("metadata.Type: got %v, want %v", got, want)
}
if got, want := md.ExpirationTime, testTableExpiration; !got.Equal(want) {
t.Errorf("metadata.Type: got %v, want %v", got, want)
}
// Check that timePartitioning is nil by default
if md.TimePartitioning != nil {
t.Errorf("metadata.TimePartitioning: got %v, want %v", md.TimePartitioning, nil)
}
// Create tables that have time partitioning
partitionCases := []struct {
timePartitioning TimePartitioning
wantExpiration time.Duration
wantField string
}{
{TimePartitioning{}, time.Duration(0), ""},
{TimePartitioning{Expiration: time.Second}, time.Second, ""},
{
TimePartitioning{
Expiration: time.Second,
Field: "date",
}, time.Second, "date"},
}
schema2 := Schema{
{Name: "name", Type: StringFieldType},
{Name: "date", Type: DateFieldType},
}
for i, c := range partitionCases {
table := dataset.Table(fmt.Sprintf("t_metadata_partition_%v", i))
err = table.Create(context.Background(), &TableMetadata{
Schema: schema2,
TimePartitioning: &c.timePartitioning,
ExpirationTime: time.Now().Add(5 * time.Minute),
})
if err != nil {
t.Fatal(err)
}
defer table.Delete(ctx)
md, err = table.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
got := md.TimePartitioning
want := &TimePartitioning{
Expiration: c.wantExpiration,
Field: c.wantField,
}
if !testutil.Equal(got, want) {
t.Errorf("metadata.TimePartitioning: got %v, want %v", got, want)
}
}
}
func TestIntegration_DatasetCreate(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
ds := client.Dataset(datasetIDs.New())
wmd := &DatasetMetadata{Name: "name", Location: "EU"}
err := ds.Create(ctx, wmd)
if err != nil {
t.Fatal(err)
}
gmd, err := ds.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
if got, want := gmd.Name, wmd.Name; got != want {
t.Errorf("name: got %q, want %q", got, want)
}
if got, want := gmd.Location, wmd.Location; got != want {
t.Errorf("location: got %q, want %q", got, want)
}
if err := ds.Delete(ctx); err != nil {
t.Fatalf("deleting dataset %v: %v", ds, err)
}
}
func TestIntegration_DatasetMetadata(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
md, err := dataset.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
if got, want := md.FullID, fmt.Sprintf("%s:%s", dataset.ProjectID, dataset.DatasetID); got != want {
t.Errorf("FullID: got %q, want %q", got, want)
}
jan2016 := time.Date(2016, 1, 1, 0, 0, 0, 0, time.UTC)
if md.CreationTime.Before(jan2016) {
t.Errorf("CreationTime: got %s, want > 2016-1-1", md.CreationTime)
}
if md.LastModifiedTime.Before(jan2016) {
t.Errorf("LastModifiedTime: got %s, want > 2016-1-1", md.LastModifiedTime)
}
// Verify that we get a NotFound for a nonexistent dataset.
_, err = client.Dataset("does_not_exist").Metadata(ctx)
if err == nil || !hasStatusCode(err, http.StatusNotFound) {
t.Errorf("got %v, want NotFound error", err)
}
}
func TestIntegration_DatasetDelete(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
ds := client.Dataset(datasetIDs.New())
if err := ds.Create(ctx, nil); err != nil {
t.Fatalf("creating dataset %s: %v", ds.DatasetID, err)
}
if err := ds.Delete(ctx); err != nil {
t.Fatalf("deleting dataset %s: %v", ds.DatasetID, err)
}
}
func TestIntegration_DatasetUpdateETags(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
check := func(md *DatasetMetadata, wantDesc, wantName string) {
if md.Description != wantDesc {
t.Errorf("description: got %q, want %q", md.Description, wantDesc)
}
if md.Name != wantName {
t.Errorf("name: got %q, want %q", md.Name, wantName)
}
}
ctx := context.Background()
md, err := dataset.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
if md.ETag == "" {
t.Fatal("empty ETag")
}
// Write without ETag succeeds.
desc := md.Description + "d2"
name := md.Name + "n2"
md2, err := dataset.Update(ctx, DatasetMetadataToUpdate{Description: desc, Name: name}, "")
if err != nil {
t.Fatal(err)
}
check(md2, desc, name)
// Write with original ETag fails because of intervening write.
_, err = dataset.Update(ctx, DatasetMetadataToUpdate{Description: "d", Name: "n"}, md.ETag)
if err == nil {
t.Fatal("got nil, want error")
}
// Write with most recent ETag succeeds.
md3, err := dataset.Update(ctx, DatasetMetadataToUpdate{Description: "", Name: ""}, md2.ETag)
if err != nil {
t.Fatal(err)
}
check(md3, "", "")
}
func TestIntegration_DatasetUpdateDefaultExpiration(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
md, err := dataset.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
// Set the default expiration time.
md, err = dataset.Update(ctx, DatasetMetadataToUpdate{DefaultTableExpiration: time.Hour}, "")
if err != nil {
t.Fatal(err)
}
if md.DefaultTableExpiration != time.Hour {
t.Fatalf("got %s, want 1h", md.DefaultTableExpiration)
}
// Omitting DefaultTableExpiration doesn't change it.
md, err = dataset.Update(ctx, DatasetMetadataToUpdate{Name: "xyz"}, "")
if err != nil {
t.Fatal(err)
}
if md.DefaultTableExpiration != time.Hour {
t.Fatalf("got %s, want 1h", md.DefaultTableExpiration)
}
// Setting it to 0 deletes it (which looks like a 0 duration).
md, err = dataset.Update(ctx, DatasetMetadataToUpdate{DefaultTableExpiration: time.Duration(0)}, "")
if err != nil {
t.Fatal(err)
}
if md.DefaultTableExpiration != 0 {
t.Fatalf("got %s, want 0", md.DefaultTableExpiration)
}
}
func TestIntegration_DatasetUpdateAccess(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
md, err := dataset.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
origAccess := append([]*AccessEntry(nil), md.Access...)
newEntry := &AccessEntry{
Role: ReaderRole,
Entity: "Joe@example.com",
EntityType: UserEmailEntity,
}
newAccess := append(md.Access, newEntry)
dm := DatasetMetadataToUpdate{Access: newAccess}
md, err = dataset.Update(ctx, dm, md.ETag)
if err != nil {
t.Fatal(err)
}
defer func() {
_, err := dataset.Update(ctx, DatasetMetadataToUpdate{Access: origAccess}, md.ETag)
if err != nil {
t.Log("could not restore dataset access list")
}
}()
if diff := testutil.Diff(md.Access, newAccess); diff != "" {
t.Fatalf("got=-, want=+:\n%s", diff)
}
}
func TestIntegration_DatasetUpdateLabels(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
md, err := dataset.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
var dm DatasetMetadataToUpdate
dm.SetLabel("label", "value")
md, err = dataset.Update(ctx, dm, "")
if err != nil {
t.Fatal(err)
}
if got, want := md.Labels["label"], "value"; got != want {
t.Errorf("got %q, want %q", got, want)
}
dm = DatasetMetadataToUpdate{}
dm.DeleteLabel("label")
md, err = dataset.Update(ctx, dm, "")
if err != nil {
t.Fatal(err)
}
if _, ok := md.Labels["label"]; ok {
t.Error("label still present after deletion")
}
}
func TestIntegration_TableUpdateLabels(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
var tm TableMetadataToUpdate
tm.SetLabel("label", "value")
md, err := table.Update(ctx, tm, "")
if err != nil {
t.Fatal(err)
}
if got, want := md.Labels["label"], "value"; got != want {
t.Errorf("got %q, want %q", got, want)
}
tm = TableMetadataToUpdate{}
tm.DeleteLabel("label")
md, err = table.Update(ctx, tm, "")
if err != nil {
t.Fatal(err)
}
if _, ok := md.Labels["label"]; ok {
t.Error("label still present after deletion")
}
}
func TestIntegration_Tables(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
wantName := table.FullyQualifiedName()
// This test is flaky due to eventual consistency.
ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
defer cancel()
err := internal.Retry(ctx, gax.Backoff{}, func() (stop bool, err error) {
// Iterate over tables in the dataset.
it := dataset.Tables(ctx)
var tableNames []string
for {
tbl, err := it.Next()
if err == iterator.Done {
break
}
if err != nil {
return false, err
}
tableNames = append(tableNames, tbl.FullyQualifiedName())
}
// Other tests may be running with this dataset, so there might be more
// than just our table in the list. So don't try for an exact match; just
// make sure that our table is there somewhere.
for _, tn := range tableNames {
if tn == wantName {
return true, nil
}
}
return false, fmt.Errorf("got %v\nwant %s in the list", tableNames, wantName)
})
if err != nil {
t.Fatal(err)
}
}
func TestIntegration_UploadAndRead(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
// Populate the table.
upl := table.Uploader()
var (
wantRows [][]Value
saverRows []*ValuesSaver
)
for i, name := range []string{"a", "b", "c"} {
row := []Value{name, []Value{int64(i)}, []Value{true}}
wantRows = append(wantRows, row)
saverRows = append(saverRows, &ValuesSaver{
Schema: schema,
InsertID: name,
Row: row,
})
}
if err := upl.Put(ctx, saverRows); err != nil {
t.Fatal(putError(err))
}
// Wait until the data has been uploaded. This can take a few seconds, according
// to https://cloud.google.com/bigquery/streaming-data-into-bigquery.
if err := waitForRow(ctx, table); err != nil {
t.Fatal(err)
}
// Read the table.
checkRead(t, "upload", table.Read(ctx), wantRows)
// Query the table.
q := client.Query(fmt.Sprintf("select name, nums, rec from %s", table.TableID))
q.DefaultProjectID = dataset.ProjectID
q.DefaultDatasetID = dataset.DatasetID
rit, err := q.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkRead(t, "query", rit, wantRows)
// Query the long way.
job1, err := q.Run(ctx)
if err != nil {
t.Fatal(err)
}
if job1.LastStatus() == nil {
t.Error("no LastStatus")
}
job2, err := client.JobFromID(ctx, job1.ID())
if err != nil {
t.Fatal(err)
}
if job2.LastStatus() == nil {
t.Error("no LastStatus")
}
rit, err = job2.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkRead(t, "job.Read", rit, wantRows)
// Get statistics.
jobStatus, err := job2.Status(ctx)
if err != nil {
t.Fatal(err)
}
if jobStatus.Statistics == nil {
t.Fatal("jobStatus missing statistics")
}
if _, ok := jobStatus.Statistics.Details.(*QueryStatistics); !ok {
t.Errorf("expected QueryStatistics, got %T", jobStatus.Statistics.Details)
}
// Test reading directly into a []Value.
valueLists, schema, _, err := readAll(table.Read(ctx))
if err != nil {
t.Fatal(err)
}
it := table.Read(ctx)
for i, vl := range valueLists {
var got []Value
if err := it.Next(&got); err != nil {
t.Fatal(err)
}
if !testutil.Equal(it.Schema, schema) {
t.Fatalf("got schema %v, want %v", it.Schema, schema)
}
want := []Value(vl)
if !testutil.Equal(got, want) {
t.Errorf("%d: got %v, want %v", i, got, want)
}
}
// Test reading into a map.
it = table.Read(ctx)
for _, vl := range valueLists {
var vm map[string]Value
if err := it.Next(&vm); err != nil {
t.Fatal(err)
}
if got, want := len(vm), len(vl); got != want {
t.Fatalf("valueMap len: got %d, want %d", got, want)
}
// With maps, structs become nested maps.
vl[2] = map[string]Value{"bool": vl[2].([]Value)[0]}
for i, v := range vl {
if got, want := vm[schema[i].Name], v; !testutil.Equal(got, want) {
t.Errorf("%d, name=%s: got %#v, want %#v",
i, schema[i].Name, got, want)
}
}
}
}
type SubSubTestStruct struct {
Integer int64
}
type SubTestStruct struct {
String string
Record SubSubTestStruct
RecordArray []SubSubTestStruct
}
type TestStruct struct {
Name string
Bytes []byte
Integer int64
Float float64
Boolean bool
Timestamp time.Time
Date civil.Date
Time civil.Time
DateTime civil.DateTime
StringArray []string
IntegerArray []int64
FloatArray []float64
BooleanArray []bool
TimestampArray []time.Time
DateArray []civil.Date
TimeArray []civil.Time
DateTimeArray []civil.DateTime
Record SubTestStruct
RecordArray []SubTestStruct
}
// Round times to the microsecond for comparison purposes.
var roundToMicros = cmp.Transformer("RoundToMicros",
func(t time.Time) time.Time { return t.Round(time.Microsecond) })
func TestIntegration_UploadAndReadStructs(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
schema, err := InferSchema(TestStruct{})
if err != nil {
t.Fatal(err)
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
d := civil.Date{2016, 3, 20}
tm := civil.Time{15, 4, 5, 6000}
ts := time.Date(2016, 3, 20, 15, 4, 5, 6000, time.UTC)
dtm := civil.DateTime{d, tm}
d2 := civil.Date{1994, 5, 15}
tm2 := civil.Time{1, 2, 4, 0}
ts2 := time.Date(1994, 5, 15, 1, 2, 4, 0, time.UTC)
dtm2 := civil.DateTime{d2, tm2}
// Populate the table.
upl := table.Uploader()
want := []*TestStruct{
{
"a",
[]byte("byte"),
42,
3.14,
true,
ts,
d,
tm,
dtm,
[]string{"a", "b"},
[]int64{1, 2},
[]float64{1, 1.41},
[]bool{true, false},
[]time.Time{ts, ts2},
[]civil.Date{d, d2},
[]civil.Time{tm, tm2},
[]civil.DateTime{dtm, dtm2},
SubTestStruct{
"string",
SubSubTestStruct{24},
[]SubSubTestStruct{{1}, {2}},
},
[]SubTestStruct{
{String: "empty"},
{
"full",
SubSubTestStruct{1},
[]SubSubTestStruct{{1}, {2}},
},
},
},
{
Name: "b",
Bytes: []byte("byte2"),
Integer: 24,
Float: 4.13,
Boolean: false,
Timestamp: ts,
Date: d,
Time: tm,
DateTime: dtm,
},
}
var savers []*StructSaver
for _, s := range want {
savers = append(savers, &StructSaver{Schema: schema, Struct: s})
}
if err := upl.Put(ctx, savers); err != nil {
t.Fatal(putError(err))
}
// Wait until the data has been uploaded. This can take a few seconds, according
// to https://cloud.google.com/bigquery/streaming-data-into-bigquery.
if err := waitForRow(ctx, table); err != nil {
t.Fatal(err)
}
// Test iteration with structs.
it := table.Read(ctx)
var got []*TestStruct
for {
var g TestStruct
err := it.Next(&g)
if err == iterator.Done {
break
}
if err != nil {
t.Fatal(err)
}
got = append(got, &g)
}
sort.Sort(byName(got))
// BigQuery does not elide nils. It reports an error for nil fields.
for i, g := range got {
if i >= len(want) {
t.Errorf("%d: got %v, past end of want", i, pretty.Value(g))
} else if diff := testutil.Diff(g, want[i], roundToMicros); diff != "" {
t.Errorf("%d: got=-, want=+:\n%s", i, diff)
}
}
}
type byName []*TestStruct
func (b byName) Len() int { return len(b) }
func (b byName) Swap(i, j int) { b[i], b[j] = b[j], b[i] }
func (b byName) Less(i, j int) bool { return b[i].Name < b[j].Name }
func TestIntegration_UploadAndReadNullable(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctm := civil.Time{15, 4, 5, 6000}
cdt := civil.DateTime{testDate, ctm}
testUploadAndReadNullable(t, testStructNullable{}, make([]Value, len(testStructNullableSchema)))
testUploadAndReadNullable(t, testStructNullable{
String: NullString{"x", true},
Bytes: []byte{1, 2, 3},
Integer: NullInt64{1, true},
Float: NullFloat64{2.3, true},
Boolean: NullBool{true, true},
Timestamp: NullTimestamp{testTimestamp, true},
Date: NullDate{testDate, true},
Time: NullTime{ctm, true},
DateTime: NullDateTime{cdt, true},
Record: &subNullable{X: NullInt64{4, true}},
},
[]Value{"x", []byte{1, 2, 3}, int64(1), 2.3, true, testTimestamp, testDate, ctm, cdt, []Value{int64(4)}})
}
func testUploadAndReadNullable(t *testing.T, ts testStructNullable, wantRow []Value) {
ctx := context.Background()
table := newTable(t, testStructNullableSchema)
defer table.Delete(ctx)
// Populate the table.
upl := table.Uploader()
if err := upl.Put(ctx, []*StructSaver{{Schema: testStructNullableSchema, Struct: ts}}); err != nil {
t.Fatal(putError(err))
}
// Wait until the data has been uploaded. This can take a few seconds, according
// to https://cloud.google.com/bigquery/streaming-data-into-bigquery.
if err := waitForRow(ctx, table); err != nil {
t.Fatal(err)
}
// Read into a []Value.
iter := table.Read(ctx)
gotRows, _, _, err := readAll(iter)
if err != nil {
t.Fatal(err)
}
if len(gotRows) != 1 {
t.Fatalf("got %d rows, want 1", len(gotRows))
}
if diff := testutil.Diff(gotRows[0], wantRow, roundToMicros); diff != "" {
t.Error(diff)
}
// Read into a struct.
want := ts
var sn testStructNullable
it := table.Read(ctx)
if err := it.Next(&sn); err != nil {
t.Fatal(err)
}
if diff := testutil.Diff(sn, want, roundToMicros); diff != "" {
t.Error(diff)
}
}
func TestIntegration_TableUpdate(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
// Test Update of non-schema fields.
tm, err := table.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
wantDescription := tm.Description + "more"
wantName := tm.Name + "more"
wantExpiration := tm.ExpirationTime.Add(time.Hour * 24)
got, err := table.Update(ctx, TableMetadataToUpdate{
Description: wantDescription,
Name: wantName,
ExpirationTime: wantExpiration,
}, tm.ETag)
if err != nil {
t.Fatal(err)
}
if got.Description != wantDescription {
t.Errorf("Description: got %q, want %q", got.Description, wantDescription)
}
if got.Name != wantName {
t.Errorf("Name: got %q, want %q", got.Name, wantName)
}
if got.ExpirationTime != wantExpiration {
t.Errorf("ExpirationTime: got %q, want %q", got.ExpirationTime, wantExpiration)
}
if !testutil.Equal(got.Schema, schema) {
t.Errorf("Schema: got %v, want %v", pretty.Value(got.Schema), pretty.Value(schema))
}
// Blind write succeeds.
_, err = table.Update(ctx, TableMetadataToUpdate{Name: "x"}, "")
if err != nil {
t.Fatal(err)
}
// Write with old etag fails.
_, err = table.Update(ctx, TableMetadataToUpdate{Name: "y"}, got.ETag)
if err == nil {
t.Fatal("Update with old ETag succeeded, wanted failure")
}
// Test schema update.
// Columns can be added. schema2 is the same as schema, except for the
// added column in the middle.
nested := Schema{
{Name: "nested", Type: BooleanFieldType},
{Name: "other", Type: StringFieldType},
}
schema2 := Schema{
schema[0],
{Name: "rec2", Type: RecordFieldType, Schema: nested},
schema[1],
schema[2],
}
got, err = table.Update(ctx, TableMetadataToUpdate{Schema: schema2}, "")
if err != nil {
t.Fatal(err)
}
// Wherever you add the column, it appears at the end.
schema3 := Schema{schema2[0], schema2[2], schema2[3], schema2[1]}
if !testutil.Equal(got.Schema, schema3) {
t.Errorf("add field:\ngot %v\nwant %v",
pretty.Value(got.Schema), pretty.Value(schema3))
}
// Updating with the empty schema succeeds, but is a no-op.
got, err = table.Update(ctx, TableMetadataToUpdate{Schema: Schema{}}, "")
if err != nil {
t.Fatal(err)
}
if !testutil.Equal(got.Schema, schema3) {
t.Errorf("empty schema:\ngot %v\nwant %v",
pretty.Value(got.Schema), pretty.Value(schema3))
}
// Error cases when updating schema.
for _, test := range []struct {
desc string
fields []*FieldSchema
}{
{"change from optional to required", []*FieldSchema{
{Name: "name", Type: StringFieldType, Required: true},
schema3[1],
schema3[2],
schema3[3],
}},
{"add a required field", []*FieldSchema{
schema3[0], schema3[1], schema3[2], schema3[3],
{Name: "req", Type: StringFieldType, Required: true},
}},
{"remove a field", []*FieldSchema{schema3[0], schema3[1], schema3[2]}},
{"remove a nested field", []*FieldSchema{
schema3[0], schema3[1], schema3[2],
{Name: "rec2", Type: RecordFieldType, Schema: Schema{nested[0]}}}},
{"remove all nested fields", []*FieldSchema{
schema3[0], schema3[1], schema3[2],
{Name: "rec2", Type: RecordFieldType, Schema: Schema{}}}},
} {
_, err = table.Update(ctx, TableMetadataToUpdate{Schema: Schema(test.fields)}, "")
if err == nil {
t.Errorf("%s: want error, got nil", test.desc)
} else if !hasStatusCode(err, 400) {
t.Errorf("%s: want 400, got %v", test.desc, err)
}
}
}
func TestIntegration_Load(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
// CSV data can't be loaded into a repeated field, so we use a different schema.
table := newTable(t, Schema{
{Name: "name", Type: StringFieldType},
{Name: "nums", Type: IntegerFieldType},
})
defer table.Delete(ctx)
// Load the table from a reader.
r := strings.NewReader("a,0\nb,1\nc,2\n")
wantRows := [][]Value{
[]Value{"a", int64(0)},
[]Value{"b", int64(1)},
[]Value{"c", int64(2)},
}
rs := NewReaderSource(r)
loader := table.LoaderFrom(rs)
loader.WriteDisposition = WriteTruncate
loader.Labels = map[string]string{"test": "go"}
job, err := loader.Run(ctx)
if err != nil {
t.Fatal(err)
}
if job.LastStatus() == nil {
t.Error("no LastStatus")
}
conf, err := job.Config()
if err != nil {
t.Fatal(err)
}
config, ok := conf.(*LoadConfig)
if !ok {
t.Fatalf("got %T, want LoadConfig", conf)
}
diff := testutil.Diff(config, &loader.LoadConfig,
cmp.AllowUnexported(Table{}),
cmpopts.IgnoreUnexported(Client{}, ReaderSource{}),
// returned schema is at top level, not in the config
cmpopts.IgnoreFields(FileConfig{}, "Schema"))
if diff != "" {
t.Errorf("got=-, want=+:\n%s", diff)
}
if err := wait(ctx, job); err != nil {
t.Fatal(err)
}
checkReadAndTotalRows(t, "reader load", table.Read(ctx), wantRows)
}
func TestIntegration_DML(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
sql := fmt.Sprintf(`INSERT %s.%s (name, nums, rec)
VALUES ('a', [0], STRUCT<BOOL>(TRUE)),
('b', [1], STRUCT<BOOL>(FALSE)),
('c', [2], STRUCT<BOOL>(TRUE))`,
table.DatasetID, table.TableID)
if err := dmlInsert(ctx, sql); err != nil {
t.Fatal(err)
}
wantRows := [][]Value{
[]Value{"a", []Value{int64(0)}, []Value{true}},
[]Value{"b", []Value{int64(1)}, []Value{false}},
[]Value{"c", []Value{int64(2)}, []Value{true}},
}
checkRead(t, "DML", table.Read(ctx), wantRows)
}
func dmlInsert(ctx context.Context, sql string) error {
// Retry insert; sometimes it fails with INTERNAL.
return internal.Retry(ctx, gax.Backoff{}, func() (bool, error) {
// Use DML to insert.
q := client.Query(sql)
job, err := q.Run(ctx)
if err != nil {
if e, ok := err.(*googleapi.Error); ok && e.Code < 500 {
return true, err // fail on 4xx
}
return false, err
}
if err := wait(ctx, job); err != nil {
if e, ok := err.(*googleapi.Error); ok && e.Code < 500 {
return true, err // fail on 4xx
}
return false, err
}
return true, nil
})
}
func TestIntegration_TimeTypes(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
dtSchema := Schema{
{Name: "d", Type: DateFieldType},
{Name: "t", Type: TimeFieldType},
{Name: "dt", Type: DateTimeFieldType},
{Name: "ts", Type: TimestampFieldType},
}
table := newTable(t, dtSchema)
defer table.Delete(ctx)
d := civil.Date{2016, 3, 20}
tm := civil.Time{12, 30, 0, 6000}
dtm := civil.DateTime{d, tm}
ts := time.Date(2016, 3, 20, 15, 04, 05, 0, time.UTC)
wantRows := [][]Value{
[]Value{d, tm, dtm, ts},
}
upl := table.Uploader()
if err := upl.Put(ctx, []*ValuesSaver{
{Schema: dtSchema, Row: wantRows[0]},
}); err != nil {
t.Fatal(putError(err))
}
if err := waitForRow(ctx, table); err != nil {
t.Fatal(err)
}
// SQL wants DATETIMEs with a space between date and time, but the service
// returns them in RFC3339 form, with a "T" between.
query := fmt.Sprintf("INSERT %s.%s (d, t, dt, ts) "+
"VALUES ('%s', '%s', '%s', '%s')",
table.DatasetID, table.TableID,
d, CivilTimeString(tm), CivilDateTimeString(dtm), ts.Format("2006-01-02 15:04:05"))
if err := dmlInsert(ctx, query); err != nil {
t.Fatal(err)
}
wantRows = append(wantRows, wantRows[0])
checkRead(t, "TimeTypes", table.Read(ctx), wantRows)
}
func TestIntegration_StandardQuery(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
d := civil.Date{2016, 3, 20}
tm := civil.Time{15, 04, 05, 0}
ts := time.Date(2016, 3, 20, 15, 04, 05, 0, time.UTC)
dtm := ts.Format("2006-01-02 15:04:05")
// Constructs Value slices made up of int64s.
ints := func(args ...int) []Value {
vals := make([]Value, len(args))
for i, arg := range args {
vals[i] = int64(arg)
}
return vals
}
testCases := []struct {
query string
wantRow []Value
}{
{"SELECT 1", ints(1)},
{"SELECT 1.3", []Value{1.3}},
{"SELECT TRUE", []Value{true}},
{"SELECT 'ABC'", []Value{"ABC"}},
{"SELECT CAST('foo' AS BYTES)", []Value{[]byte("foo")}},
{fmt.Sprintf("SELECT TIMESTAMP '%s'", dtm), []Value{ts}},
{fmt.Sprintf("SELECT [TIMESTAMP '%s', TIMESTAMP '%s']", dtm, dtm), []Value{[]Value{ts, ts}}},
{fmt.Sprintf("SELECT ('hello', TIMESTAMP '%s')", dtm), []Value{[]Value{"hello", ts}}},
{fmt.Sprintf("SELECT DATETIME(TIMESTAMP '%s')", dtm), []Value{civil.DateTime{d, tm}}},
{fmt.Sprintf("SELECT DATE(TIMESTAMP '%s')", dtm), []Value{d}},
{fmt.Sprintf("SELECT TIME(TIMESTAMP '%s')", dtm), []Value{tm}},
{"SELECT (1, 2)", []Value{ints(1, 2)}},
{"SELECT [1, 2, 3]", []Value{ints(1, 2, 3)}},
{"SELECT ([1, 2], 3, [4, 5])", []Value{[]Value{ints(1, 2), int64(3), ints(4, 5)}}},
{"SELECT [(1, 2, 3), (4, 5, 6)]", []Value{[]Value{ints(1, 2, 3), ints(4, 5, 6)}}},
{"SELECT [([1, 2, 3], 4), ([5, 6], 7)]", []Value{[]Value{[]Value{ints(1, 2, 3), int64(4)}, []Value{ints(5, 6), int64(7)}}}},
{"SELECT ARRAY(SELECT STRUCT([1, 2]))", []Value{[]Value{[]Value{ints(1, 2)}}}},
}
for _, c := range testCases {
q := client.Query(c.query)
it, err := q.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkRead(t, "StandardQuery", it, [][]Value{c.wantRow})
}
}
func TestIntegration_LegacyQuery(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
ts := time.Date(2016, 3, 20, 15, 04, 05, 0, time.UTC)
dtm := ts.Format("2006-01-02 15:04:05")
testCases := []struct {
query string
wantRow []Value
}{
{"SELECT 1", []Value{int64(1)}},
{"SELECT 1.3", []Value{1.3}},
{"SELECT TRUE", []Value{true}},
{"SELECT 'ABC'", []Value{"ABC"}},
{"SELECT CAST('foo' AS BYTES)", []Value{[]byte("foo")}},
{fmt.Sprintf("SELECT TIMESTAMP('%s')", dtm), []Value{ts}},
{fmt.Sprintf("SELECT DATE(TIMESTAMP('%s'))", dtm), []Value{"2016-03-20"}},
{fmt.Sprintf("SELECT TIME(TIMESTAMP('%s'))", dtm), []Value{"15:04:05"}},
}
for _, c := range testCases {
q := client.Query(c.query)
q.UseLegacySQL = true
it, err := q.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkRead(t, "LegacyQuery", it, [][]Value{c.wantRow})
}
}
func TestIntegration_QueryParameters(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
d := civil.Date{2016, 3, 20}
tm := civil.Time{15, 04, 05, 0}
dtm := civil.DateTime{d, tm}
ts := time.Date(2016, 3, 20, 15, 04, 05, 0, time.UTC)
type ss struct {
String string
}
type s struct {
Timestamp time.Time
StringArray []string
SubStruct ss
SubStructArray []ss
}
testCases := []struct {
query string
parameters []QueryParameter
wantRow []Value
}{
{"SELECT @val", []QueryParameter{{"val", 1}}, []Value{int64(1)}},
{"SELECT @val", []QueryParameter{{"val", 1.3}}, []Value{1.3}},
{"SELECT @val", []QueryParameter{{"val", true}}, []Value{true}},
{"SELECT @val", []QueryParameter{{"val", "ABC"}}, []Value{"ABC"}},
{"SELECT @val", []QueryParameter{{"val", []byte("foo")}}, []Value{[]byte("foo")}},
{"SELECT @val", []QueryParameter{{"val", ts}}, []Value{ts}},
{"SELECT @val", []QueryParameter{{"val", []time.Time{ts, ts}}}, []Value{[]Value{ts, ts}}},
{"SELECT @val", []QueryParameter{{"val", dtm}}, []Value{dtm}},
{"SELECT @val", []QueryParameter{{"val", d}}, []Value{d}},
{"SELECT @val", []QueryParameter{{"val", tm}}, []Value{tm}},
{"SELECT @val", []QueryParameter{{"val", s{ts, []string{"a", "b"}, ss{"c"}, []ss{{"d"}, {"e"}}}}},
[]Value{[]Value{ts, []Value{"a", "b"}, []Value{"c"}, []Value{[]Value{"d"}, []Value{"e"}}}}},
{"SELECT @val.Timestamp, @val.SubStruct.String", []QueryParameter{{"val", s{Timestamp: ts, SubStruct: ss{"a"}}}}, []Value{ts, "a"}},
}
for _, c := range testCases {
q := client.Query(c.query)
q.Parameters = c.parameters
job, err := q.Run(ctx)
if err != nil {
t.Fatal(err)
}
if job.LastStatus() == nil {
t.Error("no LastStatus")
}
it, err := job.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkRead(t, "QueryParameters", it, [][]Value{c.wantRow})
}
}
func TestIntegration_QueryDryRun(t *testing.T) {
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
q := client.Query("SELECT word from " + stdName + " LIMIT 10")
q.DryRun = true
job, err := q.Run(ctx)
if err != nil {
t.Fatal(err)
}
s := job.LastStatus()
if s.State != Done {
t.Errorf("state is %v, expected Done", s.State)
}
if s.Statistics == nil {
t.Fatal("no statistics")
}
if s.Statistics.Details.(*QueryStatistics).Schema == nil {
t.Fatal("no schema")
}
}
func TestIntegration_ExtractExternal(t *testing.T) {
// Create a table, extract it to GCS, then query it externally.
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
schema := Schema{
{Name: "name", Type: StringFieldType},
{Name: "num", Type: IntegerFieldType},
}
table := newTable(t, schema)
defer table.Delete(ctx)
// Insert table data.
sql := fmt.Sprintf(`INSERT %s.%s (name, num)
VALUES ('a', 1), ('b', 2), ('c', 3)`,
table.DatasetID, table.TableID)
if err := dmlInsert(ctx, sql); err != nil {
t.Fatal(err)
}
// Extract to a GCS object as CSV.
bucketName := testutil.ProjID()
objectName := fmt.Sprintf("bq-test-%s.csv", table.TableID)
uri := fmt.Sprintf("gs://%s/%s", bucketName, objectName)
defer storageClient.Bucket(bucketName).Object(objectName).Delete(ctx)
gr := NewGCSReference(uri)
gr.DestinationFormat = CSV
e := table.ExtractorTo(gr)
job, err := e.Run(ctx)
if err != nil {
t.Fatal(err)
}
conf, err := job.Config()
if err != nil {
t.Fatal(err)
}
config, ok := conf.(*ExtractConfig)
if !ok {
t.Fatalf("got %T, want ExtractConfig", conf)
}
diff := testutil.Diff(config, &e.ExtractConfig,
cmp.AllowUnexported(Table{}),
cmpopts.IgnoreUnexported(Client{}))
if diff != "" {
t.Errorf("got=-, want=+:\n%s", diff)
}
if err := wait(ctx, job); err != nil {
t.Fatal(err)
}
edc := &ExternalDataConfig{
SourceFormat: CSV,
SourceURIs: []string{uri},
Schema: schema,
Options: &CSVOptions{SkipLeadingRows: 1},
}
// Query that CSV file directly.
q := client.Query("SELECT * FROM csv")
q.TableDefinitions = map[string]ExternalData{"csv": edc}
wantRows := [][]Value{
[]Value{"a", int64(1)},
[]Value{"b", int64(2)},
[]Value{"c", int64(3)},
}
iter, err := q.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkReadAndTotalRows(t, "external query", iter, wantRows)
// Make a table pointing to the file, and query it.
// BigQuery does not allow a Table.Read on an external table.
table = dataset.Table(tableIDs.New())
err = table.Create(context.Background(), &TableMetadata{
Schema: schema,
ExpirationTime: testTableExpiration,
ExternalDataConfig: edc,
})
if err != nil {
t.Fatal(err)
}
q = client.Query(fmt.Sprintf("SELECT * FROM %s.%s", table.DatasetID, table.TableID))
iter, err = q.Read(ctx)
if err != nil {
t.Fatal(err)
}
checkReadAndTotalRows(t, "external table", iter, wantRows)
// While we're here, check that the table metadata is correct.
md, err := table.Metadata(ctx)
if err != nil {
t.Fatal(err)
}
// One difference: since BigQuery returns the schema as part of the ordinary
// table metadata, it does not populate ExternalDataConfig.Schema.
md.ExternalDataConfig.Schema = md.Schema
if diff := testutil.Diff(md.ExternalDataConfig, edc); diff != "" {
t.Errorf("got=-, want=+\n%s", diff)
}
}
func TestIntegration_ReadNullIntoStruct(t *testing.T) {
// Reading a null into a struct field should return an error (not panic).
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
upl := table.Uploader()
row := &ValuesSaver{
Schema: schema,
Row: []Value{nil, []Value{}, []Value{nil}},
}
if err := upl.Put(ctx, []*ValuesSaver{row}); err != nil {
t.Fatal(putError(err))
}
if err := waitForRow(ctx, table); err != nil {
t.Fatal(err)
}
q := client.Query(fmt.Sprintf("select name from %s", table.TableID))
q.DefaultProjectID = dataset.ProjectID
q.DefaultDatasetID = dataset.DatasetID
it, err := q.Read(ctx)
if err != nil {
t.Fatal(err)
}
type S struct{ Name string }
var s S
if err := it.Next(&s); err == nil {
t.Fatal("got nil, want error")
}
}
const (
stdName = "`bigquery-public-data.samples.shakespeare`"
legacyName = "[bigquery-public-data:samples.shakespeare]"
)
// These tests exploit the fact that the two SQL versions have different syntaxes for
// fully-qualified table names.
var useLegacySqlTests = []struct {
t string // name of table
std, legacy bool // use standard/legacy SQL
err bool // do we expect an error?
}{
{t: legacyName, std: false, legacy: true, err: false},
{t: legacyName, std: true, legacy: false, err: true},
{t: legacyName, std: false, legacy: false, err: true}, // standard SQL is default
{t: legacyName, std: true, legacy: true, err: true},
{t: stdName, std: false, legacy: true, err: true},
{t: stdName, std: true, legacy: false, err: false},
{t: stdName, std: false, legacy: false, err: false}, // standard SQL is default
{t: stdName, std: true, legacy: true, err: true},
}
func TestIntegration_QueryUseLegacySQL(t *testing.T) {
// Test the UseLegacySQL and UseStandardSQL options for queries.
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
for _, test := range useLegacySqlTests {
q := client.Query(fmt.Sprintf("select word from %s limit 1", test.t))
q.UseStandardSQL = test.std
q.UseLegacySQL = test.legacy
_, err := q.Read(ctx)
gotErr := err != nil
if gotErr && !test.err {
t.Errorf("%+v:\nunexpected error: %v", test, err)
} else if !gotErr && test.err {
t.Errorf("%+v:\nsucceeded, but want error", test)
}
}
}
func TestIntegration_TableUseLegacySQL(t *testing.T) {
// Test UseLegacySQL and UseStandardSQL for Table.Create.
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
table := newTable(t, schema)
defer table.Delete(ctx)
for i, test := range useLegacySqlTests {
view := dataset.Table(fmt.Sprintf("t_view_%d", i))
tm := &TableMetadata{
ViewQuery: fmt.Sprintf("SELECT word from %s", test.t),
UseStandardSQL: test.std,
UseLegacySQL: test.legacy,
}
err := view.Create(ctx, tm)
gotErr := err != nil
if gotErr && !test.err {
t.Errorf("%+v:\nunexpected error: %v", test, err)
} else if !gotErr && test.err {
t.Errorf("%+v:\nsucceeded, but want error", test)
}
view.Delete(ctx)
}
}
func TestIntegration_ListJobs(t *testing.T) {
// It's difficult to test the list of jobs, because we can't easily
// control what's in it. Also, there are many jobs in the test project,
// and it takes considerable time to list them all.
if client == nil {
t.Skip("Integration tests skipped")
}
ctx := context.Background()
// About all we can do is list a few jobs.
const max = 20
var jobs []*Job
it := client.Jobs(ctx)
for {
job, err := it.Next()
if err == iterator.Done {
break
}
if err != nil {
t.Fatal(err)
}
jobs = append(jobs, job)
if len(jobs) >= max {
break
}
}
// We expect that there is at least one job in the last few months.
if len(jobs) == 0 {
t.Fatal("did not get any jobs")
}
}
// Creates a new, temporary table with a unique name and the given schema.
func newTable(t *testing.T, s Schema) *Table {
table := dataset.Table(tableIDs.New())
err := table.Create(context.Background(), &TableMetadata{
Schema: s,
ExpirationTime: testTableExpiration,
})
if err != nil {
t.Fatal(err)
}
return table
}
func checkRead(t *testing.T, msg string, it *RowIterator, want [][]Value) {
if msg2, ok := compareRead(it, want, false); !ok {
t.Errorf("%s: %s", msg, msg2)
}
}
func checkReadAndTotalRows(t *testing.T, msg string, it *RowIterator, want [][]Value) {
if msg2, ok := compareRead(it, want, true); !ok {
t.Errorf("%s: %s", msg, msg2)
}
}
func compareRead(it *RowIterator, want [][]Value, compareTotalRows bool) (msg string, ok bool) {
got, _, totalRows, err := readAll(it)
if err != nil {
return err.Error(), false
}
if len(got) != len(want) {
return fmt.Sprintf("got %d rows, want %d", len(got), len(want)), false
}
if compareTotalRows && len(got) != int(totalRows) {
return fmt.Sprintf("got %d rows, but totalRows = %d", len(got), totalRows), false
}
sort.Sort(byCol0(got))
for i, r := range got {
gotRow := []Value(r)
wantRow := want[i]
if !testutil.Equal(gotRow, wantRow) {
return fmt.Sprintf("#%d: got %#v, want %#v", i, gotRow, wantRow), false
}
}
return "", true
}
func readAll(it *RowIterator) ([][]Value, Schema, uint64, error) {
var (
rows [][]Value
schema Schema
totalRows uint64
)
for {
var vals []Value
err := it.Next(&vals)
if err == iterator.Done {
return rows, schema, totalRows, nil
}
if err != nil {
return nil, nil, 0, err
}
rows = append(rows, vals)
schema = it.Schema
totalRows = it.TotalRows
}
}
type byCol0 [][]Value
func (b byCol0) Len() int { return len(b) }
func (b byCol0) Swap(i, j int) { b[i], b[j] = b[j], b[i] }
func (b byCol0) Less(i, j int) bool {
switch a := b[i][0].(type) {
case string:
return a < b[j][0].(string)
case civil.Date:
return a.Before(b[j][0].(civil.Date))
default:
panic("unknown type")
}
}
func hasStatusCode(err error, code int) bool {
if e, ok := err.(*googleapi.Error); ok && e.Code == code {
return true
}
return false
}
// wait polls the job until it is complete or an error is returned.
func wait(ctx context.Context, job *Job) error {
status, err := job.Wait(ctx)
if err != nil {
return err
}
if status.Err() != nil {
return fmt.Errorf("job status error: %#v", status.Err())
}
if status.Statistics == nil {
return errors.New("nil Statistics")
}
if status.Statistics.EndTime.IsZero() {
return errors.New("EndTime is zero")
}
if status.Statistics.Details == nil {
return errors.New("nil Statistics.Details")
}
return nil
}
// waitForRow polls the table until it contains a row.
// TODO(jba): use internal.Retry.
func waitForRow(ctx context.Context, table *Table) error {
for {
it := table.Read(ctx)
var v []Value
err := it.Next(&v)
if err == nil {
return nil
}
if err != iterator.Done {
return err
}
time.Sleep(1 * time.Second)
}
}
func putError(err error) string {
pme, ok := err.(PutMultiError)
if !ok {
return err.Error()
}
var msgs []string
for _, err := range pme {
msgs = append(msgs, err.Error())
}
return strings.Join(msgs, "\n")
}