diff options
Diffstat (limited to 'activesupport/lib/active_support/testing')
6 files changed, 113 insertions, 55 deletions
diff --git a/activesupport/lib/active_support/testing/assertions.rb b/activesupport/lib/active_support/testing/assertions.rb index 76a591bc3b..8b649c193f 100644 --- a/activesupport/lib/active_support/testing/assertions.rb +++ b/activesupport/lib/active_support/testing/assertions.rb @@ -9,7 +9,7 @@ module ActiveSupport # # assert_not nil # => true # assert_not false # => true - # assert_not 'foo' # => 'foo' is not nil or false + # assert_not 'foo' # => Expected "foo" to be nil or false # # An error message can be specified. # @@ -66,7 +66,7 @@ module ActiveSupport exps = expressions.map { |e| e.respond_to?(:call) ? e : lambda { eval(e, block.binding) } } - before = exps.map { |e| e.call } + before = exps.map(&:call) yield diff --git a/activesupport/lib/active_support/testing/constant_lookup.rb b/activesupport/lib/active_support/testing/constant_lookup.rb index 1b2a75c35d..07d477c0db 100644 --- a/activesupport/lib/active_support/testing/constant_lookup.rb +++ b/activesupport/lib/active_support/testing/constant_lookup.rb @@ -36,12 +36,8 @@ module ActiveSupport while names.size > 0 do names.last.sub!(/Test$/, "") begin - constant = names.join("::").constantize + constant = names.join("::").safe_constantize break(constant) if yield(constant) - rescue NoMethodError # subclass of NameError - raise - rescue NameError - # Constant wasn't found, move on ensure names.pop end diff --git a/activesupport/lib/active_support/testing/declarative.rb b/activesupport/lib/active_support/testing/declarative.rb index c349bb5fb1..0bf3643a56 100644 --- a/activesupport/lib/active_support/testing/declarative.rb +++ b/activesupport/lib/active_support/testing/declarative.rb @@ -1,30 +1,6 @@ module ActiveSupport module Testing module Declarative - - def self.extended(klass) #:nodoc: - klass.class_eval do - - unless method_defined?(:describe) - def self.describe(text) - if block_given? - super - else - message = "`describe` without a block is deprecated, please switch to: `def self.name; #{text.inspect}; end`\n" - ActiveSupport::Deprecation.warn message - - class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1 - def self.name - "#{text}" - end - RUBY_EVAL - end - end - end - - end - end - unless defined?(Spec) # Helper to define a test method using a String. Under the hood, it replaces # spaces with underscores and defines the test method. @@ -34,7 +10,7 @@ module ActiveSupport # end def test(name, &block) test_name = "test_#{name.gsub(/\s+/,'_')}".to_sym - defined = instance_method(test_name) rescue false + defined = method_defined? test_name raise "#{test_name} is already defined in #{self}" if defined if block_given? define_method(test_name, &block) diff --git a/activesupport/lib/active_support/testing/isolation.rb b/activesupport/lib/active_support/testing/isolation.rb index 75ead48376..247df7423b 100644 --- a/activesupport/lib/active_support/testing/isolation.rb +++ b/activesupport/lib/active_support/testing/isolation.rb @@ -1,5 +1,3 @@ -require 'rbconfig' - module ActiveSupport module Testing module Isolation @@ -12,7 +10,7 @@ module ActiveSupport end def self.forking_env? - !ENV["NO_FORK"] && ((RbConfig::CONFIG['host_os'] !~ /mswin|mingw/) && (RUBY_PLATFORM !~ /java/)) + !ENV["NO_FORK"] && Process.respond_to?(:fork) end @@class_setup_mutex = Mutex.new @@ -37,6 +35,8 @@ module ActiveSupport module Forking def run_in_isolation(&blk) read, write = IO.pipe + read.binmode + write.binmode pid = fork do read.close @@ -68,14 +68,24 @@ module ActiveSupport exit! else Tempfile.open("isolation") do |tmpfile| - ENV["ISOLATION_TEST"] = self.class.name - ENV["ISOLATION_OUTPUT"] = tmpfile.path + env = { + ISOLATION_TEST: self.class.name, + ISOLATION_OUTPUT: tmpfile.path + } load_paths = $-I.map {|p| "-I\"#{File.expand_path(p)}\"" }.join(" ") - `#{Gem.ruby} #{load_paths} #{$0} #{ORIG_ARGV.join(" ")}` - - ENV.delete("ISOLATION_TEST") - ENV.delete("ISOLATION_OUTPUT") + orig_args = ORIG_ARGV.join(" ") + test_opts = "-n#{self.class.name}##{self.name}" + command = "#{Gem.ruby} #{load_paths} #{$0} #{orig_args} #{test_opts}" + + # IO.popen lets us pass env in a cross-platform way + child = IO.popen([env, command]) + + begin + Process.wait(child.pid) + rescue Errno::ECHILD # The child process may exit before we wait + nil + end return tmpfile.read.unpack("m")[0] end diff --git a/activesupport/lib/active_support/testing/tagged_logging.rb b/activesupport/lib/active_support/testing/tagged_logging.rb index f4cee64091..843ce4a867 100644 --- a/activesupport/lib/active_support/testing/tagged_logging.rb +++ b/activesupport/lib/active_support/testing/tagged_logging.rb @@ -6,7 +6,7 @@ module ActiveSupport attr_writer :tagged_logger def before_setup - if tagged_logger + if tagged_logger && tagged_logger.info? heading = "#{self.class}: #{name}" divider = '-' * heading.size tagged_logger.info divider diff --git a/activesupport/lib/active_support/testing/time_helpers.rb b/activesupport/lib/active_support/testing/time_helpers.rb index 94230e56ba..8c63815660 100644 --- a/activesupport/lib/active_support/testing/time_helpers.rb +++ b/activesupport/lib/active_support/testing/time_helpers.rb @@ -1,10 +1,48 @@ module ActiveSupport module Testing + class SimpleStubs # :nodoc: + Stub = Struct.new(:object, :method_name, :original_method) + + def initialize + @stubs = {} + end + + def stub_object(object, method_name, return_value) + key = [object.object_id, method_name] + + if stub = @stubs[key] + unstub_object(stub) + end + + new_name = "__simple_stub__#{method_name}" + + @stubs[key] = Stub.new(object, method_name, new_name) + + object.singleton_class.send :alias_method, new_name, method_name + object.define_singleton_method(method_name) { return_value } + end + + def unstub_all! + @stubs.each_value do |stub| + unstub_object(stub) + end + @stubs = {} + end + + private + + def unstub_object(stub) + singleton_class = stub.object.singleton_class + singleton_class.send :undef_method, stub.method_name + singleton_class.send :alias_method, stub.method_name, stub.original_method + singleton_class.send :undef_method, stub.original_method + end + end + # Containing helpers that helps you test passage of time. module TimeHelpers - # Change current time to the time in the future or in the past by a given time difference by - # stubbing +Time.now+ and +Date.today+. Note that the stubs are automatically removed - # at the end of each test. + # Changes current time to the time in the future or in the past by a given time difference by + # stubbing +Time.now+ and +Date.today+. # # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 # travel 1.day @@ -23,33 +61,71 @@ module ActiveSupport travel_to Time.now + duration, &block end - # Change current time to the given time by stubbing +Time.now+ and +Date.today+ to return the - # time or date passed into this method. Note that the stubs are automatically removed - # at the end of each test. + # Changes current time to the given time by stubbing +Time.now+ and + # +Date.today+ to return the time or date passed into this method. # # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 # travel_to Time.new(2004, 11, 24, 01, 04, 44) # Time.current # => Wed, 24 Nov 2004 01:04:44 EST -05:00 # Date.current # => Wed, 24 Nov 2004 # + # Dates are taken as their timestamp at the beginning of the day in the + # application time zone. <tt>Time.current</tt> returns said timestamp, + # and <tt>Time.now</tt> its equivalent in the system time zone. Similarly, + # <tt>Date.current</tt> returns a date equal to the argument, and + # <tt>Date.today</tt> the date according to <tt>Time.now</tt>, which may + # be different. (Note that you rarely want to deal with <tt>Time.now</tt>, + # or <tt>Date.today</tt>, in order to honor the application time zone + # please always use <tt>Time.current</tt> and <tt>Date.current</tt>.) + # + # Note that the usec for the time passed will be set to 0 to prevent rounding + # errors with external services, like MySQL (which will round instead of floor, + # leading to off-by-one-second errors). + # # This method also accepts a block, which will return the current time back to its original # state at the end of the block: # # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 # travel_to Time.new(2004, 11, 24, 01, 04, 44) do - # User.create.created_at # => Wed, 24 Nov 2004 01:04:44 EST -05:00 + # Time.current # => Wed, 24 Nov 2004 01:04:44 EST -05:00 # end # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 - def travel_to(date_or_time, &block) - Time.stubs now: date_or_time.to_time - Date.stubs today: date_or_time.to_date + def travel_to(date_or_time) + if date_or_time.is_a?(Date) && !date_or_time.is_a?(DateTime) + now = date_or_time.midnight.to_time + else + now = date_or_time.to_time.change(usec: 0) + end + + simple_stubs.stub_object(Time, :now, now) + simple_stubs.stub_object(Date, :today, now.to_date) if block_given? - block.call - Time.unstub :now - Date.unstub :today + begin + yield + ensure + travel_back + end end end + + # Returns the current time back to its original state, by removing the stubs added by + # `travel` and `travel_to`. + # + # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 + # travel_to Time.new(2004, 11, 24, 01, 04, 44) + # Time.current # => Wed, 24 Nov 2004 01:04:44 EST -05:00 + # travel_back + # Time.current # => Sat, 09 Nov 2013 15:34:49 EST -05:00 + def travel_back + simple_stubs.unstub_all! + end + + private + + def simple_stubs + @simple_stubs ||= SimpleStubs.new + end end end end |