google-api-ruby-client/spec/google/apis/core/download_spec.rb

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# Copyright 2015 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 'spec_helper'
require 'google/apis/core/download'
require 'google/apis/core/json_representation'
require 'hurley/test'
require 'tempfile'
require 'tmpdir'
RSpec.describe Google::Apis::Core::DownloadCommand do
include TestHelpers
include_context 'HTTP client'
let(:command) do
command = Google::Apis::Core::DownloadCommand.new(:get, 'https://www.googleapis.com/zoo/animals')
command.download_dest = dest
command
end
shared_examples 'should download' do
context 'with successful response' do
before(:example) do
stub_request(:get, 'https://www.googleapis.com/zoo/animals')
.to_return(headers: { 'Content-Type' => 'application/json' }, body: %(Hello world))
end
it 'should not include a range header' do
command.execute(client)
expect(a_request(:get, 'https://www.googleapis.com/zoo/animals')
.with { |req| !req.headers.key?('Range') }
).to have_been_made
end
it 'should receive content' do
expect(received).to eql 'Hello world'
end
end
context 'with error' do
before(:example) do
stub_request(:get, 'https://www.googleapis.com/zoo/animals')
.to_return(status: [404, 'Not Found'], body: '')
end
it 'should raise error' do
expect {received}.to raise_error(Google::Apis::ClientError)
end
end
context 'with disconnects' do
before(:example) do
stub_request(:get, 'https://www.googleapis.com/zoo/animals')
.to_return(body: ['Hello ', Timeout::Error])
.to_return(status: [206, 'Partial content'], body: 'world')
end
it 'should receive entire content' do
expect(received).to eql('Hello world')
end
end
context 'with disconnects and no partial response' do
before(:example) do
stub_request(:get, 'https://www.googleapis.com/zoo/animals')
.to_return(body: ['Hello ', Timeout::Error])
.to_return(body: 'Hello world')
end
it 'should receive entire content' do
expect(received).to eql('Hello world')
end
end
context 'with redirect' do
before(:example) do
stub_request(:get, 'https://www.googleapis.com/zoo/animals')
.to_return(status: [302, 'Content moved'], headers: { 'Location' => 'https://content.googleapis.com/files/12345' }, body: %(Content moved))
stub_request(:get, 'https://content.googleapis.com/files/12345')
.to_return(headers: { 'Content-Type' => 'application/json' }, body: %(Hello world))
end
it 'should receive content' do
expect(received).to eql 'Hello world'
end
end
end
context 'with default destination' do
let(:dest) { nil }
let(:received) { command.execute(client).string }
include_examples 'should download'
end
context 'with IO destination' do
let(:dest) { Tempfile.new('test') }
let(:received) do
command.execute(client)
dest.rewind
dest.read
end
include_examples 'should download'
end
context 'with filename destination' do
let(:dest) { File.join(Dir.mktmpdir, 'test.txt') }
let(:received) do
command.execute(client)
File.read(dest)
end
include_examples 'should download'
end
end