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Diffstat (limited to 'spec/lib/spec/dsl/behaviour_eval.rb')
| -rw-r--r-- | spec/lib/spec/dsl/behaviour_eval.rb | 231 |
1 files changed, 0 insertions, 231 deletions
diff --git a/spec/lib/spec/dsl/behaviour_eval.rb b/spec/lib/spec/dsl/behaviour_eval.rb deleted file mode 100644 index 9f7b8281e..000000000 --- a/spec/lib/spec/dsl/behaviour_eval.rb +++ /dev/null @@ -1,231 +0,0 @@ -module Spec - module DSL - module BehaviourEval - module ModuleMethods - include BehaviourCallbacks - - attr_writer :behaviour - attr_accessor :description - - # RSpec runs every example in a new instance of Object, mixing in - # the behaviour necessary to run examples. Because this behaviour gets - # mixed in, it can get mixed in to an instance of any class at all. - # - # This is something that you would hardly ever use, but there is one - # common use case for it - inheriting from Test::Unit::TestCase. RSpec's - # Rails plugin uses this feature to provide access to all of the features - # that are available for Test::Unit within RSpec examples. - def inherit(klass) - raise ArgumentError.new("Shared behaviours cannot inherit from classes") if @behaviour.shared? - @behaviour_superclass = klass - derive_execution_context_class_from_behaviour_superclass - end - - # You can pass this one or many modules. Each module will subsequently - # be included in the each object in which an example is run. Use this - # to provide global helper methods to your examples. - # - # == Example - # - # module HelperMethods - # def helper_method - # ... - # end - # end - # - # describe Thing do - # include HelperMethods - # it "should do stuff" do - # helper_method - # end - # end - def include(*mods) - mods.each do |mod| - included_modules << mod - mod.send :included, self - end - end - - # Use this to pull in examples from shared behaviours. - # See Spec::Runner for information about shared behaviours. - def it_should_behave_like(behaviour_description) - behaviour = @behaviour.class.find_shared_behaviour(behaviour_description) - if behaviour.nil? - raise RuntimeError.new("Shared Behaviour '#{behaviour_description}' can not be found") - end - behaviour.copy_to(self) - end - - def copy_to(eval_module) # :nodoc: - examples.each { |e| eval_module.examples << e; } - before_each_parts.each { |p| eval_module.before_each_parts << p } - after_each_parts.each { |p| eval_module.after_each_parts << p } - before_all_parts.each { |p| eval_module.before_all_parts << p } - after_all_parts.each { |p| eval_module.after_all_parts << p } - included_modules.each { |m| eval_module.included_modules << m } - eval_module.included_modules << self - end - - # :call-seq: - # predicate_matchers[matcher_name] = method_on_object - # predicate_matchers[matcher_name] = [method1_on_object, method2_on_object] - # - # Dynamically generates a custom matcher that will match - # a predicate on your class. RSpec provides a couple of these - # out of the box: - # - # exist (or state expectations) - # File.should exist("path/to/file") - # - # an_instance_of (for mock argument constraints) - # mock.should_receive(:message).with(an_instance_of(String)) - # - # == Examples - # - # class Fish - # def can_swim? - # true - # end - # end - # - # describe Fish do - # predicate_matchers[:swim] = :can_swim? - # it "should swim" do - # Fish.new.should swim - # end - # end - def predicate_matchers - @predicate_matchers ||= {:exist => :exist?, :an_instance_of => :is_a?} - end - - def define_predicate_matchers(hash=nil) # :nodoc: - if hash.nil? - define_predicate_matchers(predicate_matchers) - define_predicate_matchers(Spec::Runner.configuration.predicate_matchers) - else - hash.each_pair do |matcher_method, method_on_object| - define_method matcher_method do |*args| - eval("be_#{method_on_object.to_s.gsub('?','')}(*args)") - end - end - end - end - - # Creates an instance of Spec::DSL::Example and adds - # it to a collection of examples of the current behaviour. - def it(description=:__generate_description, opts={}, &block) - examples << Example.new(description, opts, &block) - end - - # Alias for it. - def specify(description=:__generate_description, opts={}, &block) - it(description, opts, &block) - end - - def methods # :nodoc: - my_methods = super - my_methods |= behaviour_superclass.methods - my_methods - end - - protected - - def method_missing(method_name, *args) - if behaviour_superclass.respond_to?(method_name) - return execution_context_class.send(method_name, *args) - end - super - end - - def before_each_proc(behaviour_type, &error_handler) - parts = [] - parts.push(*Behaviour.before_each_parts(nil)) - parts.push(*Behaviour.before_each_parts(behaviour_type)) unless behaviour_type.nil? - parts.push(*before_each_parts(nil)) - parts.push(*before_each_parts(behaviour_type)) unless behaviour_type.nil? - CompositeProcBuilder.new(parts).proc(&error_handler) - end - - def before_all_proc(behaviour_type, &error_handler) - parts = [] - parts.push(*Behaviour.before_all_parts(nil)) - parts.push(*Behaviour.before_all_parts(behaviour_type)) unless behaviour_type.nil? - parts.push(*before_all_parts(nil)) - parts.push(*before_all_parts(behaviour_type)) unless behaviour_type.nil? - CompositeProcBuilder.new(parts).proc(&error_handler) - end - - def after_all_proc(behaviour_type) - parts = [] - parts.push(*after_all_parts(behaviour_type)) unless behaviour_type.nil? - parts.push(*after_all_parts(nil)) - parts.push(*Behaviour.after_all_parts(behaviour_type)) unless behaviour_type.nil? - parts.push(*Behaviour.after_all_parts(nil)) - CompositeProcBuilder.new(parts).proc - end - - def after_each_proc(behaviour_type) - parts = [] - parts.push(*after_each_parts(behaviour_type)) unless behaviour_type.nil? - parts.push(*after_each_parts(nil)) - parts.push(*Behaviour.after_each_parts(behaviour_type)) unless behaviour_type.nil? - parts.push(*Behaviour.after_each_parts(nil)) - CompositeProcBuilder.new(parts).proc - end - - private - - def execution_context_class - @execution_context_class ||= derive_execution_context_class_from_behaviour_superclass - end - - def derive_execution_context_class_from_behaviour_superclass - @execution_context_class = Class.new(behaviour_superclass) - behaviour_superclass.spec_inherited(self) if behaviour_superclass.respond_to?(:spec_inherited) - @execution_context_class - end - - def behaviour_superclass - @behaviour_superclass ||= Object - end - - protected - def included_modules - @included_modules ||= [::Spec::Matchers] - end - - def examples - @examples ||= [] - end - end - - module InstanceMethods - def initialize(*args, &block) #:nodoc: - # TODO - inheriting from TestUnit::TestCase fails without this - # - let's figure out why and move this somewhere else - end - - def violated(message="") - raise Spec::Expectations::ExpectationNotMetError.new(message) - end - - def inspect - "[RSpec example]" - end - - def pending(message) - if block_given? - begin - yield - rescue Exception => e - raise Spec::DSL::ExamplePendingError.new(message) - end - raise Spec::DSL::PendingFixedError.new("Expected pending '#{message}' to fail. No Error was raised.") - else - raise Spec::DSL::ExamplePendingError.new(message) - end - end - end - end - end -end |