168 lines
4 KiB
Go
168 lines
4 KiB
Go
// Copyright 2015 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package bigquery
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import (
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"reflect"
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"testing"
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bq "google.golang.org/api/bigquery/v2"
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)
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func bqTableFieldSchema(desc, name, typ, mode string) *bq.TableFieldSchema {
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return &bq.TableFieldSchema{
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Description: desc,
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Name: name,
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Mode: mode,
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Type: typ,
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}
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}
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func fieldSchema(desc, name, typ string, repeated, required bool) *FieldSchema {
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return &FieldSchema{
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Description: desc,
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Name: name,
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Repeated: repeated,
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Required: required,
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Type: FieldType(typ),
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}
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}
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func TestSchemaConversion(t *testing.T) {
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testCases := []struct {
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schema Schema
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bqSchema *bq.TableSchema
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}{
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{
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// required
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "STRING", "REQUIRED"),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "STRING", false, true),
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},
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},
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{
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// repeated
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "STRING", "REPEATED"),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "STRING", true, false),
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},
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},
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{
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// nullable, string
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "STRING", ""),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "STRING", false, false),
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},
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},
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{
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// integer
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "INTEGER", ""),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "INTEGER", false, false),
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},
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},
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{
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// float
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "FLOAT", ""),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "FLOAT", false, false),
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},
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},
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{
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// boolean
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "BOOLEAN", ""),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "BOOLEAN", false, false),
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},
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},
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{
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// timestamp
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("desc", "name", "TIMESTAMP", ""),
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},
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},
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schema: Schema{
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fieldSchema("desc", "name", "TIMESTAMP", false, false),
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},
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},
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{
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// nested
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bqSchema: &bq.TableSchema{
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Fields: []*bq.TableFieldSchema{
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&bq.TableFieldSchema{
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Description: "An outer schema wrapping a nested schema",
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Name: "outer",
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Mode: "REQUIRED",
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Type: "RECORD",
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Fields: []*bq.TableFieldSchema{
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bqTableFieldSchema("inner field", "inner", "STRING", ""),
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},
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},
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},
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},
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schema: Schema{
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&FieldSchema{
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Description: "An outer schema wrapping a nested schema",
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Name: "outer",
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Required: true,
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Type: "RECORD",
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Schema: []*FieldSchema{
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&FieldSchema{
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Description: "inner field",
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Name: "inner",
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Type: "STRING",
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},
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},
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},
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},
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},
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}
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for _, tc := range testCases {
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bqSchema := tc.schema.asTableSchema()
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if !reflect.DeepEqual(bqSchema, tc.bqSchema) {
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t.Errorf("converting to TableSchema: got:\n%v\nwant:\n%v", bqSchema, tc.bqSchema)
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}
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schema := convertTableSchema(tc.bqSchema)
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if !reflect.DeepEqual(schema, tc.schema) {
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t.Errorf("converting to Schema: got:\n%v\nwant:\n%v", schema, tc.schema)
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}
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}
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}
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