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How to use capture_stdout method of Kernel Package

Best Spinach_ruby code snippet using Kernel.capture_stdout

runner_test.rb

Source:runner_test.rb

...14    PassengerPane::Configuration.stubs(:auto).returns(@conf)15  end16  17  it "lists all configured applications" do18    output = capture_stdout do19      PassengerPane::Runner.run({}, %w(list))20    end21    @conf.applications.each do |app|22      output.should.include?(app.host)23    end24  end25  26  it "registers all configured hostnames" do27    all_hosts = %w(assets.skit.local skit.local weblog.local)28    PassengerPane::Runner.any_instance.stubs(:_all_hosts).returns(all_hosts)29    PassengerPane::DirectoryServices.expects(:register).with(all_hosts)30    capture_stdout do31      PassengerPane::Runner.run({}, %w(register))32    end33  end34  35  it "unregisters all configured hostnames" do36    37    all_hosts = %w(assets.skit.local skit.local weblog.local)38    PassengerPane::Runner.any_instance.stubs(:_all_hosts).returns(all_hosts)39    PassengerPane::DirectoryServices.expects(:unregister).with(all_hosts)40    capture_stdout do41      PassengerPane::Runner.run({}, %w(unregister))42    end43  end44  45  it "shows information about the system" do46    @conf.httpd.stubs(:passenger_module_installed?).returns(true)47    PassengerPane::DirectoryServices.stubs(:registered_hosts).returns(%w(assets.skit.local skit.local weblog.local))48    49    output = capture_stdout do50      PassengerPane::Runner.run({}, %w(info))51    end52    53    output.should.include('Passenger installed:       yes')54    output.should.include('Passenger Pane configured: yes')55  end56  57  it "shows information about the system in JSON" do58    @conf.httpd.stubs(:passenger_module_installed?).returns(true)59    PassengerPane::DirectoryServices.stubs(:registered_hosts).returns(%w(assets.skit.local skit.local weblog.local))60    61    output = capture_stdout do62      PassengerPane::Runner.run({'m' => nil}, %w(info))63    end64    65    output.should.include('"passenger_pane_configured":true')66    output.should.include('"passenger_module_installed":true')67  end68  69  it "configures Apache for use with the Passenger Pane" do70    Kernel.allow_backtick = true71    @conf.httpd.stubs(:restart)72    File.open(@conf.httpd.filename, 'w') { |file| file.write('') }73    74    capture_stdout do75      PassengerPane::Runner.run({}, %w(configure))76    end77    78    @conf.httpd.should.be.passenger_pane_configured79  end80  81  it "does not configure Apache for use with the Passenger Pane if it's already configured" do82    @conf.httpd.expects(:write).never83    capture_stdout do84      PassengerPane::Runner.run({}, %w(configure))85    end86  end87  88  it "adds a new application to the configuration" do89    PassengerPane::DirectoryServices.expects(:register).with(%w(app.local))90    capture_stdout do91      PassengerPane::Runner.run({}, ['add', @app.path])92    end93    @conf.applications.map { |app| app.host }.should.include('app.local')94  end95  96  it "updates an application" do97    @conf.httpd.stubs(:restart)98    PassengerPane::DirectoryServices.expects(:register).with(%w(blog.local)).returns(true)99    PassengerPane::DirectoryServices.expects(:unregister).with(%w(staging.blog.local)).returns(true)100    101    app = PassengerPane::Application.find(@conf, :host => 'staging.blog.local')102    capture_stdout do103      PassengerPane::Runner.run({'host' => 'blog.local'}, ['update', app.host])104    end105    106    app.contents = nil107    app._parse108    app.host.should == 'blog.local'109  end110  111  it "deletes an application" do112    @conf.httpd.stubs(:restart)113    PassengerPane::DirectoryServices.expects(:unregister).with(%w(staging.blog.local)).returns(true)114    115    app = PassengerPane::Application.find(@conf, :host => 'staging.blog.local')116    capture_stdout do117      PassengerPane::Runner.run({}, ['delete', app.host])118    end119    120    File.should.not.exist?(app.config_filename)121  end122  123  it "restarts an application" do124    PassengerPane::DirectoryServices.stubs(:register).returns(true)125    @app.should.save126    127    File.should.not.exist?(File.join(@app.path, 'tmp', 'restart.txt'))128    capture_stdout do129      PassengerPane::Runner.run({}, ['restart', @app.host])130    end131    File.should.exist?(File.join(@app.path, 'tmp', 'restart.txt'))132  end133  134  it "does not restart an application that doesn't exist" do135    capture_stderr do136      PassengerPane::Runner.run({}, ['restart', 'unknown'])137    end.should == "[!] Can't find application with hostname `unknown'\n"138  end139  140  it "restarts Apache" do141    @conf.httpd.expects(:valid?).returns(true)142    @conf.httpd.expects(:system).with(@conf.apache_restart_command).returns(true)143    capture_stdout do144      PassengerPane::Runner.run({}, %w(restart))145    end146  end147end148describe "Runner, interacting through YAML" do149end...

logger_spec.rb

Source:logger_spec.rb

...3require 'stringio'4describe Hyperion::Logger do5  include Hyperion::Logger6  it 'logs to $stdout by default' do7    output = capture_stdout do8      logger.debug 'xyzzy'9      logger.debug 'qwerty'10    end11    expect(output).to include 'xyzzy'12    expect(output).to include 'qwerty'13  end14  it 'logs to Rails.logger if present' do15    rails, logger = double, double16    allow(rails).to receive(:logger).and_return(logger)17    expect(logger).to receive(:debug).with('xyzzy')18    with_rails(rails) do19      logger.debug 'xyzzy'20    end21  end22  it 'respects the log level' do23    output = capture_stdout do24      Logatron.level = Logatron::ERROR25      logger.debug 'xyzzy'26      logger.error 'qwerty'27      Logatron.level = Logatron::DEBUG28    end29    expect(output).to include 'qwert'30    expect(output).to_not include 'xyzzy'31  end32  context '#with_request_logging' do33    let(:route) { RestRoute.new(:get, 'http://test.com', ResponseDescriptor.new('type', 1, :json)) }34    let(:uri) { 'http://foo.bar' }35    let(:headers) { {'Present' => 'here', 'Empty' => '', 'Absent' => nil} }36    let!(:error_raised) { false }37    it 'logs the method' do38      expect(the_log).to include 'GET'39    end40    it 'logs the URI' do41      expect(the_log).to include uri42    end43    context 'when the block raises an error' do44      let!(:error_raised) { true }45      it 'logs the headers when the block raises an error' do46        expect(the_log).to include '"Present":"here"'47        expect(the_log).to include '"Empty":""'48      end49      it 'hides nil headers' do50        expect(the_log).to_not include 'Absent'51      end52    end53    def the_log54      capture_stdout do55        begin56          with_request_logging(route, uri, headers) { raise 'oops' if error_raised }57        rescue58        end59      end60    end61  end62  context '#log_result' do63    let(:response_desc) { ResponseDescriptor.new('type', 1, :json) }64    let(:payload_desc) { PayloadDescriptor.new(:protobuf) }65    let(:route) { RestRoute.new(:get, 'http://test.com', response_desc, payload_desc) }66    context 'for a successful response' do67      let(:result) { HyperionResult.new(route, HyperionStatus::SUCCESS, 200, 'test') }68      it 'does not log anything' do69        verify_result_not_logged70      end71    end72    context 'for an unsuccessful response' do73      context 'with no body' do74        let(:result) { HyperionResult.new(route, HyperionStatus::TIMED_OUT) }75        it 'does not log anything ' do76          verify_result_not_logged77        end78      end79      context 'with a ClientErrorResponse body' do80        let(:message) { 'test' }81        let(:code) { ClientErrorCode::MISSING }82        let(:error) { ClientErrorDetail.new(code, 'resource', field: 'field', value: 1, reason: 'oops') }83        let(:content) { 'content' }84        let(:error_response) { ClientErrorResponse.new(message, [error], code, content) }85        let(:result) { HyperionResult.new(route, HyperionStatus::CLIENT_ERROR, 400, error_response) }86        it 'logs the key value pairs of the ClientErrorResponse' do87          verify_result_logged88        end89      end90      context 'for all other bodies' do91        let(:body) { 'error' }92        let(:result) { HyperionResult.new(route, HyperionStatus::CLIENT_ERROR, 500, body) }93        it 'logs them' do94          verify_result_logged95        end96      end97    end98    def verify_result_not_logged99      output = capture_stdout do100        log_result(result)101      end102      expect(output).to be_empty103    end104    def verify_result_logged105      output = capture_stdout do106        log_result(result)107      end108      expect(output).to eql Oj.dump(result.as_json) + "\n"109    end110  end111  def capture_stdout112    output = StringIO.new113    with_stdout(output) do114      yield115    end116    output.string117  end118  def with_stdout(io)119    prev_logger = Logatron.configuration.logger120    set_log_io(io)121    begin122      yield123    ensure124      Logatron.configuration.logger = prev_logger125    end...

input_spec.rb

Source:input_spec.rb

...12      expect(Kernel.gets_integer).to eql(2345)13    end14    it "should raise an error if not a valid integer" do15      stub_input("abc\n", '2')16      printed = capture_stdout do17        Kernel.gets_integer18      end19      expect(printed).to eq("abc is not a valid integer. Try again\n")20      stub_input("1bc\n", '2')21      printed = capture_stdout do22        Kernel.gets_integer23      end24      expect(printed).to eql("1bc is not a valid integer. Try again\n")25    end26  end27  describe "gets_array" do28    it "should convert a comma separated list to an array" do29      stub_input("1,2,3")30      expect(Kernel.gets_array).to eql(['1', '2', '3'])31      stub_input("apple, banana, orange")32      expect(Kernel.gets_array).to eql(%w(apple banana orange))33      stub_input("Hello world, goodbye, I love dogecoin")34      expect(Kernel.gets_array).to eql(["Hello world", "goodbye", "I love dogecoin"])35    end36    it "should convert a pipe seperated list to an array" do37      stub_input("1|2|3")38      expect(Kernel.gets_array).to eql(['1', '2', '3'])39    end40    it "should convert a white space seperated list to an array" do41      stub_input("1 2 3")42      expect(Kernel.gets_array).to eql(['1', '2', '3'])43      stub_input("hello world goodbye")44      expect(Kernel.gets_array).to eql(['hello', 'world', 'goodbye'])45    end46  end47  describe "gets_float" do48    it "should convert a decimal seperated number to a float" do49      stub_input("1.1")50      expect(Kernel.gets_float).to eql(1.1)51      stub_input("1")52      expect(Kernel.gets_float).to eql(1.0)53    end54    it "should raise an error if not a valid float" do55      stub_input("1.3.2", '2.1')56      printed = capture_stdout do57        Kernel.gets_float58      end59      expect(printed).to eq("1.3.2 is not a valid float. Try again\n")60      stub_input("abc", '2.1')61      printed = capture_stdout do62        Kernel.gets_float63      end64      expect(printed).to eq("abc is not a valid float. Try again\n")65    end66  end67  describe "gets_math" do68    it "should evaluate the math in the input" do69      stub_input("1 + 1")70      expect(Kernel.gets_math).to eql(2)71    end72    it "should not value invalid math" do73      stub_input("puts 'hello'")74      expect{Kernel.gets_math}.to raise_error75    end76  end77  describe "gets_number" do78    it "should return an integer if the input is an integer" do79      stub_input("1")80      expect(Kernel.gets_number).to eql(1)81    end82    it "should be a float if the input is a float" do83      stub_input("1.1")84      expect(Kernel.gets_number).to eql(1.1)85    end86    it "should return an error if neither a float or an integer is given" do87      stub_input("abc", "1")88      printed = capture_stdout do89        Kernel.gets_number90      end91      expect(printed).to eq("abc is not a valid number. Try again\n")92    end93  end94  describe "gets_multiple" do95    it "should do multiple assignment" do96      stub_input("1,2")97      a, b = Kernel.gets_multiple98      expect(a).to eql('1')99      expect(b).to eql('2')100    end101  end102end...

capture_stdout

Using AI Code Generation

1    $stdout = StringIO.new('', 'w')2    $stderr = StringIO.new('', 'w')3puts capture_stdout { p 1 }4puts capture_stdout { puts 'hello' }5puts capture_stdout { print 'world' }6puts capture_stdout { puts 'foo', 'bar' }7puts capture_stderr { warn 'warning' }8puts capture_stderr { $stderr.puts 'error' }9puts capture_stdout { capture_stderr { warn 'warning' } }10puts capture_stdout { capture_stderr { $stderr.puts 'error' } }11puts capture_stderr { capture_stdout { p 1 } }12puts capture_stderr { capture_stdout { puts 'hello' } }13puts capture_stderr { capture_stdout { print 'world' } }14puts capture_stderr { capture_stdout { puts 'foo', 'bar' } }

capture_stdout

Using AI Code Generation

1def capture_stdout(&block)2output = capture_stdout { puts "Hello World" }3def capture_stdout(&block)4output = capture_stdout { puts "Hello World" }5def capture_stdout(&block)6output = capture_stdout { puts "Hello World" }7def capture_stdout(&block)8output = capture_stdout { puts "Hello World" }9def capture_stdout(&block)10output = capture_stdout { puts "Hello World" }

capture_stdout

Using AI Code Generation

1def capture_stdout(&block)2puts capture_stdout { print_hello }3def capture_stdout(&block)4puts capture_stdout { print_hello }5def capture_stdout(&block)6puts capture_stdout { print_hello }7def capture_stdout(&block)8puts capture_stdout { print_hello }9def capture_stdout(&block)10puts capture_stdout { print_hello }

capture_stdout

Using AI Code Generation

1      $stdout = StringIO.new('', 'w')2      $stdout = StringIO.new('', 'w')3output = capture_stdout { puts "Hello World" }4      $stdout = StringIO.new('', 'w')5      $stdout = StringIO.new('', 'w')

capture_stdout

Using AI Code Generation

1  $stdout = StringIO.new('', 'w')2  capture_stdout { puts "Hello World" }3  $stdout = StringIO.new('', 'w')4  capture_stdout { puts "Hello World" }5  $stdout = StringIO.new('', 'w')6  capture_stdout { puts "Hello World" }7  $stdout = StringIO.new('', 'w')8  capture_stdout { puts "Hello World" }

capture_stdout

Using AI Code Generation

1puts capture_stdout { puts "Hello World" }2puts capture_stdout { puts "Hello World" }3puts capture_stdout { puts "Hello World" }4puts capture_stdout { puts "Hello World" }5puts capture_stdout { puts "Hello World" }6puts capture_stdout {

capture_stdout

Using AI Code Generation

1puts capture_stdout { puts "Hello World" }2puts capture_stdout { puts "Hello World" }3puts capture_stdout { puts "Hello World" }4puts capture_stdout { puts "Hello World" }5puts capture_stdout { puts "Hello World" }6puts capture_stdout {

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