Sha256: 848be270c0db38575b56f4ece030bec57c29d99f4f0d30d53e7ace762678beaa
Contents?: true
Size: 1.46 KB
Versions: 12
Compression:
Stored size: 1.46 KB
Contents
module UnitTests
module Matchers
def deprecate(old_method, new_method)
DeprecateMatcher.new(old_method, new_method)
end
class DeprecateMatcher
def initialize(old_method, new_method)
@old_method = old_method
@new_method = new_method
end
def matches?(block)
@captured_stderr = capture(:stderr, &block).gsub(/\n+/, ' ')
captured_stderr.include?(expected_message)
end
def failure_message
"Expected block to #{expectation}, but it did not.\nActual warning: #{actual_warning}"
end
alias_method :failure_message_for_should, :failure_message
def failure_message_when_negated
"Expected block not to #{expectation}, but it did."
end
alias_method :failure_message_for_should_not,
:failure_message_when_negated
def description
"should #{expectation}"
end
def supports_block_expectations?
true
end
protected
attr_reader :old_method, :new_method, :captured_stderr
private
def expected_message
"#{old_method} is deprecated and will be removed in the next major release. Please use #{new_method} instead."
end
def expectation
"print a warning deprecating #{old_method} in favor of #{new_method}"
end
def actual_warning
if captured_stderr.empty?
"nothing"
else
"\n #{captured_stderr}"
end
end
end
end
end
Version data entries
12 entries across 12 versions & 2 rubygems