RSpec::Core::ExampleGroup

# File lib/rspec/core/example_group.rb, line 270
def self.all_apply?(filters)
  metadata.all_apply?(filters)
end

# File lib/rspec/core/example_group.rb, line 142
def self.ancestors
  @_ancestors ||= super().select {|a| a < RSpec::Core::ExampleGroup}
end

# File lib/rspec/core/example_group.rb, line 216
def self.around_hooks
  @around_hooks ||= (world.find_hook(:around, :each, self) + ancestors.reverse.inject([]){|l,a| l + a.find_hook(:around, :each, self)})
end

# File lib/rspec/core/example_group.rb, line 166
def self.assign_before_all_ivars(ivars, example_group_instance)
  return if ivars.empty?
  ivars.each { |ivar, val| example_group_instance.instance_variable_set(ivar, val) }
end

# File lib/rspec/core/example_group.rb, line 155
def self.before_all_ivars
  @before_all_ivars ||= {}
end

# File lib/rspec/core/example_group.rb, line 134
def self.children
  @children ||= []
end

# File lib/rspec/core/example_group.rb, line 288
def self.clear_ivars(instance)
  instance.instance_variables.each { |ivar| instance.send(:remove_instance_variable, ivar) }
end

# File lib/rspec/core/example_group.rb, line 292
def self.clear_memoized(instance)
  instance.__memoized.clear
end

# File lib/rspec/core/example_group.rb, line 274
def self.declaration_line_numbers
  @declaration_line_numbers ||= [metadata[:example_group][:line_number]] +
    examples.collect {|e| e.metadata[:line_number]} +
    children.inject([]) {|l,c| l + c.declaration_line_numbers}
end

# File lib/rspec/core/example_group.rb, line 41
def self.define_example_method(name, extra_options={})
  module_eval(          def self.#{name}(desc=nil, options={}, &block)            options.update(:pending => true) unless block            options.update(#{extra_options.inspect})            examples << RSpec::Core::Example.new(self, desc, options, block)            examples.last          end, __FILE__, __LINE__)
end

# File lib/rspec/core/example_group.rb, line 64
def self.define_shared_group_method(new_name, report_label=nil)
  module_eval(          def self.#{new_name}(name, *args, &customization_block)            shared_block = world.shared_example_groups[name]            raise "Could not find shared example group named \#{name.inspect}" unless shared_block            group = describe("#{report_label || "it should behave like"} \#{name}") do              module_eval_with_args *args, &shared_block              module_eval &customization_block if customization_block            end            group.metadata[:shared_group_name] = name            group          end, __FILE__, __LINE__)
end

# File lib/rspec/core/example_group.rb, line 28
def self.delegate_to_metadata(*names)
  names.each do |name|
    define_method name do
      metadata[:example_group][name]
    end
  end
end

# File lib/rspec/core/example_group.rb, line 96
def self.descendant_filtered_examples
  @descendant_filtered_examples ||= filtered_examples + children.inject([]){|l,c| l + c.descendant_filtered_examples}
end

# File lib/rspec/core/example_group.rb, line 138
def self.descendants
  @_descendants ||= [self] + children.inject([]) {|list, c| list + c.descendants}
end

# File lib/rspec/core/example_group.rb, line 108
def self.describe(*args, &example_group_block)
  @_subclass_count ||= 0
  @_subclass_count += 1
  args << {} unless args.last.is_a?(Hash)
  args.last.update(:example_group_block => example_group_block)

  # TODO 2010-05-05: Because we don't know if const_set is thread-safe
  child = const_set(
    "Nested_#{@_subclass_count}",
    subclass(self, args, &example_group_block)
  )
  children << child
  child
end

# File lib/rspec/core/example_group.rb, line 196
def self.eval_after_alls(example_group_instance)
  return if descendant_filtered_examples.empty?
  assign_before_all_ivars(before_all_ivars, example_group_instance)

  begin
    run_hook!(:after, :all, example_group_instance)
  rescue => e
    # TODO: come up with a better solution for this.
    RSpec.configuration.reporter.message An error occurred in an after(:all) hook.  #{e.class}: #{e.message}  occurred at #{e.backtrace.first}
  end

  world.run_hook_filtered(:after, :all, self, example_group_instance) if top_level?
end

# File lib/rspec/core/example_group.rb, line 191
def self.eval_after_eachs(example_group_instance)
  ancestors.each { |ancestor| ancestor.run_hook(:after, :each, example_group_instance) }
  world.run_hook_filtered(:after, :each, self, example_group_instance)
end

# File lib/rspec/core/example_group.rb, line 179
def self.eval_around_eachs(example_group_instance, wrapped_example)
  around_hooks.reverse.inject(wrapped_example) do |wrapper, hook|
    def wrapper.run; call; end
    lambda { example_group_instance.instance_eval_with_args(wrapper, &hook) }
  end
end

# File lib/rspec/core/example_group.rb, line 171
def self.eval_before_alls(example_group_instance)
  return if descendant_filtered_examples.empty?
  assign_before_all_ivars(superclass.before_all_ivars, example_group_instance)
  world.run_hook_filtered(:before, :all, self, example_group_instance) if top_level?
  run_hook!(:before, :all, example_group_instance)
  store_before_all_ivars(example_group_instance)
end

# File lib/rspec/core/example_group.rb, line 186
def self.eval_before_eachs(example_group_instance)
  world.run_hook_filtered(:before, :each, self, example_group_instance)
  ancestors.reverse.each { |ancestor| ancestor.run_hook(:before, :each, example_group_instance) }
end

# File lib/rspec/core/example_group.rb, line 88
def self.examples
  @examples ||= []
end

# File lib/rspec/core/example_group.rb, line 251
def self.fail_fast?
  RSpec.configuration.fail_fast?
end

# File lib/rspec/core/example_group.rb, line 241
def self.fail_filtered_examples(exception, reporter)
  filtered_examples.each { |example| example.fail_fast(reporter, exception) }

  children.each do |child|
    reporter.example_group_started(child)
    child.fail_filtered_examples(exception, reporter)
    reporter.example_group_finished(child)
  end
end

# File lib/rspec/core/example_group.rb, line 92
def self.filtered_examples
  world.filtered_examples[self]
end

# File lib/rspec/core/example_group.rb, line 22
def self.inherited(klass)
  RSpec::Core::Runner.autorun
  world.example_groups << klass if klass.top_level?
end

# File lib/rspec/core/example_group.rb, line 100
def self.metadata
  @metadata if defined?(@metadata)
end

# File lib/rspec/core/example_group.rb, line 220
def self.run(reporter)
  if RSpec.wants_to_quit
    RSpec.clear_remaining_example_groups if top_level?
    return
  end
  example_group_instance = new
  reporter.example_group_started(self)

  begin
    eval_before_alls(example_group_instance)
    result_for_this_group = run_examples(example_group_instance, reporter)
    results_for_descendants = children.map {|child| child.run(reporter)}.all?
    result_for_this_group && results_for_descendants
  rescue Exception => ex
    fail_filtered_examples(ex, reporter)
  ensure
    eval_after_alls(example_group_instance)
    reporter.example_group_finished(self)
  end
end

# File lib/rspec/core/example_group.rb, line 255
def self.run_examples(instance, reporter)
  filtered_examples.map do |example|
    next if RSpec.wants_to_quit
    begin
      set_ivars(instance, before_all_ivars)
      succeeded = example.run(instance, reporter)
      RSpec.wants_to_quit = true if fail_fast? && !succeeded
      succeeded
    ensure
      clear_ivars(instance)
      clear_memoized(instance)
    end
  end.all?
end

# File lib/rspec/core/example_group.rb, line 150
def self.set_it_up(*args)
  @metadata = RSpec::Core::Metadata.new(superclass_metadata).process(*args)
  world.configure_group(self)
end

# File lib/rspec/core/example_group.rb, line 284
def self.set_ivars(instance, ivars)
  ivars.each {|name, value| instance.instance_variable_set(name, value)}
end

# File lib/rspec/core/example_group.rb, line 159
def self.store_before_all_ivars(example_group_instance)
  return if example_group_instance.instance_variables.empty?
  example_group_instance.instance_variables.each { |ivar| 
    before_all_ivars[ivar] = example_group_instance.instance_variable_get(ivar)
  }
end

# File lib/rspec/core/example_group.rb, line 127
def self.subclass(parent, args, &example_group_block)
  subclass = Class.new(parent)
  subclass.set_it_up(*args)
  subclass.module_eval(&example_group_block) if example_group_block
  subclass
end

# File lib/rspec/core/example_group.rb, line 104
def self.superclass_metadata
  @superclass_metadata ||= self.superclass.respond_to?(:metadata) ? self.superclass.metadata : nil
end

# File lib/rspec/core/example_group.rb, line 146
def self.top_level?
  @top_level ||= superclass == ExampleGroup
end

# File lib/rspec/core/example_group.rb, line 280
def self.top_level_description
  ancestors.last.description
end

# File lib/rspec/core/example_group.rb, line 18
def self.world
  RSpec.world
end

# File lib/rspec/core/example_group.rb, line 296
def described_class
  self.class.described_class
end

# File lib/rspec/core/example_group.rb, line 300
def instance_eval_with_rescue(&hook)
  begin
    instance_eval(&hook)
  rescue Exception => e
    raise unless example
    example.set_exception(e)
  end
end

# File lib/rspec/core/example_group.rb, line 13
def running_example
  RSpec.deprecate('running_example', 'example')
  example
end