Sha256: 3af0fd618b161f71f5d1cd416e319e475bf20106ef31d74d3625c0766eef45f9
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Versions: 33
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Contents
module RSpec
module Expectations
class << self
def differ
@differ ||= Differ.new
end
# raises a RSpec::Expectations::ExpectationNotMetError with message
#
# When a differ has been assigned and fail_with is passed
# <code>expected</code> and <code>actual</code>, passes them
# to the differ to append a diff message to the failure message.
def fail_with(message, expected=nil, actual=nil) # :nodoc:
if !message
raise ArgumentError, "Failure message is nil. Does your matcher define the " +
"appropriate failure_message_for_* method to return a string?"
end
if actual && expected
if all_strings?(actual, expected)
if any_multiline_strings?(actual, expected)
message << "\nDiff:" << self.differ.diff_as_string(actual, expected)
end
elsif no_procs?(actual, expected) && no_numbers?(actual, expected)
message << "\nDiff:" << self.differ.diff_as_object(actual, expected)
end
end
raise(RSpec::Expectations::ExpectationNotMetError.new(message))
end
private
def no_procs?(*args)
args.none? {|a| Proc === a}
end
def all_strings?(*args)
args.all? {|a| String === a}
end
def any_multiline_strings?(*args)
all_strings?(*args) && args.any? {|a| a =~ /\n/}
end
def no_numbers?(*args)
args.none? {|a| Numeric === a}
end
end
end
end
Version data entries
33 entries across 33 versions & 4 rubygems