spanner/spec/spanner_directed_read_spec.rb

# Copyright 2024 Google, Inc
#
# 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.

require_relative "./spec_helper"
require_relative "../spanner_directed_read"

describe "Google Cloud Spanner Directed Read examples" do
  before :each do
    cleanup_database_resources
    create_dml_singers_albums_database
    insert_dml_data project_id: @project_id,
                instance_id: @instance_id,
                database_id: @database_id
  end

  after :each do
    cleanup_database_resources
  end

  example "spanner_directed_read" do
    capture do
        spanner_directed_read project_id: @project_id,
                              instance_id: @instance_id,
                              database_id: @database_id
    end

    expect(captured_output).to include "SingerId: 2"
    expect(captured_output).to include "AlbumId: 1"
    expect(captured_output).to include "AlbumTitle: Green"
    
    expect(captured_output).to include "SingerId: 2"
    expect(captured_output).to include "AlbumId: 2"
    expect(captured_output).to include "AlbumTitle: Forever Hold Your Peace"

    expect(captured_output).to include "SingerId: 2"
    expect(captured_output).to include "AlbumId: 2"
    expect(captured_output).to include "AlbumTitle: Terrified"

    expect(captured_output).to include "Successfully executed read-only transaction with directed_read_options"
  end
end