78 lines
2.1 KiB
Go
78 lines
2.1 KiB
Go
// Copyright 2017 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 datastore
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import (
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"testing"
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"github.com/golang/protobuf/proto"
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"golang.org/x/net/context"
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pb "google.golang.org/genproto/googleapis/datastore/v1"
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)
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func TestNewTransaction(t *testing.T) {
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var got *pb.BeginTransactionRequest
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client := &Client{
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dataset: "project",
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client: &fakeDatastoreClient{
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beginTransaction: func(req *pb.BeginTransactionRequest) (*pb.BeginTransactionResponse, error) {
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got = req
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return &pb.BeginTransactionResponse{
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Transaction: []byte("tid"),
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}, nil
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},
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},
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}
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ctx := context.Background()
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for _, test := range []struct {
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settings *transactionSettings
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want *pb.BeginTransactionRequest
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}{
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{
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&transactionSettings{},
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&pb.BeginTransactionRequest{ProjectId: "project"},
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},
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{
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&transactionSettings{readOnly: true},
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&pb.BeginTransactionRequest{
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ProjectId: "project",
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TransactionOptions: &pb.TransactionOptions{
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Mode: &pb.TransactionOptions_ReadOnly_{ReadOnly: &pb.TransactionOptions_ReadOnly{}},
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},
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},
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},
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{
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&transactionSettings{prevID: []byte("tid")},
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&pb.BeginTransactionRequest{
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ProjectId: "project",
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TransactionOptions: &pb.TransactionOptions{
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Mode: &pb.TransactionOptions_ReadWrite_{ReadWrite: &pb.TransactionOptions_ReadWrite{
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PreviousTransaction: []byte("tid"),
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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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_, err := client.newTransaction(ctx, test.settings)
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if err != nil {
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t.Fatal(err)
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}
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if !proto.Equal(got, test.want) {
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t.Errorf("%+v:\ngot %+v\nwant %+v", test.settings, got, test.want)
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}
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}
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}
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