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require 'test/unit/util/backtracefilter'
module Test
module Unit
class Notification
include Util::BacktraceFilter
attr_reader :test_name, :location, :message
SINGLE_CHARACTER = 'N'
LABEL = "Notification"
# Creates a new Notification with the given location and
# message.
def initialize(test_name, location, message)
@test_name = test_name
@location = location
@message = message
end
# Returns a single character representation of a notification.
def single_character_display
SINGLE_CHARACTER
end
def label
LABEL
end
# Returns a brief version of the error description.
def short_display
"#{@test_name}: #{@message.split("\n")[0]}"
end
# Returns a verbose version of the error description.
def long_display
backtrace = filter_backtrace(location).join("\n")
"#{label}: #{@message}\n#{@test_name}\n#{backtrace}"
end
# Overridden to return long_display.
def to_s
long_display
end
end
class NotifiedError < StandardError
end
module TestCaseNotificationSupport
class << self
def included(base)
base.class_eval do
include NotificationHandler
end
end
end
# Notify some information.
#
# Example:
# def test_notification
# notify("I'm here!")
# # Reached here
# notify("Special!") if special_case?
# # Reached here too
# end
def notify(message, &block)
notification = Notification.new(name, filter_backtrace(caller), message)
add_notification(notification)
end
private
def add_notification(notification)
current_result.add_notification(notification)
end
end
module NotificationHandler
class << self
def included(base)
base.exception_handler(:handle_Notified_error)
end
end
private
def handle_Notified_error(exception)
return false unless exception.is_a?(NotifiedError)
notification = Notification.new(name,
filter_backtrace(exception.backtrace),
exception.message)
add_notification(notification)
true
end
end
module TestResultNotificationSupport
attr_reader :notifications
# Records a Test::Unit::Notification.
def add_notification(notification)
@notifications << notification
notify_fault(notification)
notify_changed
end
# Returns the number of notifications this TestResult has
# recorded.
def notification_count
@notifications.size
end
private
def initialize_containers
super
@notifications = []
@summary_generators << :notification_summary
end
def notification_summary
"#{notification_count} notifications"
end
end
end
end
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