c358389f25
Sync with latest Instiki Trunk (Updates Rails to 1.2.2)
294 lines
7.6 KiB
Ruby
294 lines
7.6 KiB
Ruby
require File.dirname(__FILE__) + "/abstract_unit"
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begin # rescue LoadError
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require 'mocha'
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require 'stubba'
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$:.unshift File.dirname(__FILE__) + "/mocks"
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require 'stringio'
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# Stubs
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require 'fcgi_handler'
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require 'routes'
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require 'stubbed_breakpoint'
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require 'stubbed_kernel'
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class RailsFCGIHandler
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attr_reader :exit_code
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attr_reader :reloaded
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attr_accessor :thread
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attr_reader :gc_runs
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def trap(signal, handler, &block)
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handler ||= block
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(@signal_handlers ||= Hash.new)[signal] = handler
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end
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def exit(code=0)
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@exit_code = code
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(thread || Thread.current).exit
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end
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def send_signal(which)
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@signal_handlers[which].call(which)
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end
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def breakpoint
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end
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alias_method :old_run_gc!, :run_gc!
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def run_gc!
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@gc_runs ||= 0
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@gc_runs += 1
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old_run_gc!
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end
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end
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class RailsFCGIHandlerTest < Test::Unit::TestCase
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def setup
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@log = StringIO.new
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@handler = RailsFCGIHandler.new(@log)
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FCGI.time_to_sleep = nil
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FCGI.raise_exception = nil
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Dispatcher.time_to_sleep = nil
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Dispatcher.raise_exception = nil
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end
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def test_process_restart
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@handler.stubs(:when_ready).returns(:restart)
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@handler.expects(:close_connection)
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@handler.expects(:restart!)
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@handler.process!
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end
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def test_process_exit
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@handler.stubs(:when_ready).returns(:exit)
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@handler.expects(:close_connection)
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@handler.process!
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end
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def test_process_breakpoint
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@handler.stubs(:when_ready).returns(:breakpoint)
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@handler.expects(:close_connection)
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@handler.expects(:breakpoint!)
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@handler.process!
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end
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def test_process_with_system_exit_exception
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@handler.stubs(:process_request).raises(SystemExit)
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@handler.expects(:dispatcher_log).with(:info, "terminated by explicit exit")
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@handler.process!
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end
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def test_restart_handler
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@handler.expects(:dispatcher_log).with(:info, "asked to restart ASAP")
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@handler.send(:restart_handler, nil)
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assert_equal :restart, @handler.when_ready
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end
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def test_breakpoint_handler
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@handler.expects(:dispatcher_log).with(:info, "asked to breakpoint ASAP")
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@handler.send(:breakpoint_handler, nil)
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assert_equal :breakpoint, @handler.when_ready
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end
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def test_install_signal_handler_should_log_on_bad_signal
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@handler.stubs(:trap).raises(ArgumentError)
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@handler.expects(:dispatcher_log).with(:warn, "Ignoring unsupported signal CHEESECAKE.")
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@handler.send(:install_signal_handler, "CHEESECAKE", nil)
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end
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def test_reload
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@handler.expects(:restore!)
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@handler.expects(:dispatcher_log).with(:info, "reloaded")
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@handler.send(:reload!)
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assert_nil @handler.when_ready
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end
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def test_reload_runs_gc_when_gc_request_period_set
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@handler.expects(:run_gc!)
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@handler.expects(:restore!)
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@handler.expects(:dispatcher_log).with(:info, "reloaded")
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@handler.gc_request_period = 10
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@handler.send(:reload!)
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end
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def test_reload_doesnt_run_gc_if_gc_request_period_isnt_set
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@handler.expects(:run_gc!).never
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@handler.expects(:restore!)
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@handler.expects(:dispatcher_log).with(:info, "reloaded")
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@handler.send(:reload!)
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end
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def test_restart!
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@handler.expects(:dispatcher_log).with(:info, "restarted")
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assert_equal true, @handler.send(:restart!), "Exec wasn't run"
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end
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def test_restore!
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$".expects(:replace)
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Dispatcher.expects(:reset_application!)
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ActionController::Routing::Routes.expects(:reload)
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@handler.send(:restore!)
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end
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def test_breakpoint!
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@handler.expects(:require).with('breakpoint')
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Breakpoint.expects(:activate_drb)
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@handler.expects(:breakpoint)
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@handler.expects(:dispatcher_log).with(:info, "breakpointing")
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@handler.send(:breakpoint!)
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assert_nil @handler.when_ready
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end
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def test_uninterrupted_processing
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@handler.process!
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assert_nil @handler.exit_code
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assert_nil @handler.when_ready
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end
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def test_interrupted_via_HUP_when_not_in_request
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@handler.expects(:reload!)
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FCGI.time_to_sleep = 1
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@handler.thread = Thread.new { @handler.process! }
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sleep 0.1 # let the thread get started
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@handler.send_signal("HUP")
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@handler.thread.join
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assert_nil @handler.exit_code
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assert_equal :reload, @handler.when_ready
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end
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def test_interrupted_via_HUP_when_in_request
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@handler.expects(:reload!)
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Dispatcher.time_to_sleep = 1
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@handler.thread = Thread.new { @handler.process! }
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sleep 0.1 # let the thread get started
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@handler.send_signal("HUP")
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@handler.thread.join
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assert_nil @handler.exit_code
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assert_equal :reload, @handler.when_ready
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end
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def test_interrupted_via_USR1_when_not_in_request
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FCGI.time_to_sleep = 1
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@handler.thread = Thread.new { @handler.process! }
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sleep 0.1 # let the thread get started
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@handler.send_signal("USR1")
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@handler.thread.join
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assert_nil @handler.exit_code
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assert_equal :exit, @handler.when_ready
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end
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def test_interrupted_via_USR1_when_in_request
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Dispatcher.time_to_sleep = 1
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@handler.thread = Thread.new { @handler.process! }
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sleep 0.1 # let the thread get started
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@handler.send_signal("USR1")
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@handler.thread.join
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assert_nil @handler.exit_code
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assert_equal :exit, @handler.when_ready
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end
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def test_interrupted_via_TERM
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Dispatcher.time_to_sleep = 1
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@handler.thread = Thread.new { @handler.process! }
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sleep 0.1 # let the thread get started
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@handler.send_signal("TERM")
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@handler.thread.join
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assert_equal 0, @handler.exit_code
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assert_nil @handler.when_ready
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end
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%w(RuntimeError SignalException).each do |exception|
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define_method("test_#{exception}_in_fcgi") do
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FCGI.raise_exception = Object.const_get(exception)
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@handler.process!
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assert_match %r{Dispatcher failed to catch}, @log.string
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case exception
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when "RuntimeError"
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assert_match %r{almost killed}, @log.string
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when "SignalException"
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assert_match %r{^killed}, @log.string
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end
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end
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define_method("test_#{exception}_in_dispatcher") do
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Dispatcher.raise_exception = Object.const_get(exception)
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@handler.process!
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assert_match %r{Dispatcher failed to catch}, @log.string
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case exception
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when "RuntimeError"
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assert_no_match %r{killed}, @log.string
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when "SignalException"
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assert_match %r{^killed}, @log.string
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end
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end
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end
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end
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class RailsFCGIHandlerPeriodicGCTest < Test::Unit::TestCase
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def setup
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@log = StringIO.new
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FCGI.time_to_sleep = nil
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FCGI.raise_exception = nil
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FCGI.each_cgi_count = nil
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Dispatcher.time_to_sleep = nil
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Dispatcher.raise_exception = nil
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Dispatcher.dispatch_hook = nil
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end
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def teardown
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FCGI.each_cgi_count = nil
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Dispatcher.dispatch_hook = nil
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GC.enable
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end
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def test_normal_gc
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@handler = RailsFCGIHandler.new(@log)
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assert_nil @handler.gc_request_period
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# When GC is enabled, GC.disable disables and returns false.
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assert_equal false, GC.disable
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end
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def test_periodic_gc
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Dispatcher.dispatch_hook = lambda do |cgi|
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# When GC is disabled, GC.enable enables and returns true.
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assert_equal true, GC.enable
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GC.disable
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end
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@handler = RailsFCGIHandler.new(@log, 10)
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assert_equal 10, @handler.gc_request_period
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FCGI.each_cgi_count = 1
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@handler.process!
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assert_equal 1, @handler.gc_runs
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FCGI.each_cgi_count = 10
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@handler.process!
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assert_equal 3, @handler.gc_runs
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FCGI.each_cgi_count = 25
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@handler.process!
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assert_equal 6, @handler.gc_runs
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assert_nil @handler.exit_code
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assert_nil @handler.when_ready
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end
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end
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rescue LoadError
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$stderr.puts "Skipping dispatcher tests. `gem install mocha` and try again."
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end |