95 lines
3.0 KiB
Ruby
95 lines
3.0 KiB
Ruby
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# Downloaded from https://github.com/citrusbyte/contest/
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=begin
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############################################################################
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Copyright (c) 2009 Damian Janowski and Michel Martens for Citrusbyte
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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############################################################################
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=end
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require "test/unit"
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# Test::Unit loads a default test if the suite is empty, whose purpose is to
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# fail. Since having empty contexts is a common practice, we decided to
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# overwrite TestSuite#empty? in order to allow them. Having a failure when no
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# tests have been defined seems counter-intuitive.
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class Test::Unit::TestSuite
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def empty?
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false
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end
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end
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# Contest adds +teardown+, +test+ and +context+ as class methods, and the
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# instance methods +setup+ and +teardown+ now iterate on the corresponding
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# blocks. Note that all setup and teardown blocks must be defined with the
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# block syntax. Adding setup or teardown instance methods defeats the purpose
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# of this library.
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class Test::Unit::TestCase
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def self.setup(&block)
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define_method :setup do
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super(&block)
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instance_eval(&block)
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end
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end
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def self.teardown(&block)
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define_method :teardown do
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instance_eval(&block)
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super(&block)
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end
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end
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def self.context(*name, &block)
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subclass = Class.new(self)
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remove_tests(subclass)
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subclass.class_eval(&block) if block_given?
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const_set(context_name(name.join(" ")), subclass)
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end
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def self.test(name, &block)
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define_method(test_name(name), &block)
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end
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class << self
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alias_method :should, :test
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alias_method :describe, :context
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end
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private
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def self.context_name(name)
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"Test#{sanitize_name(name).gsub(/(^| )(\w)/) { $2.upcase }}".to_sym
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end
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def self.test_name(name)
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"test_#{sanitize_name(name).gsub(/\s+/,'_')}".to_sym
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end
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def self.sanitize_name(name)
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name.gsub(/\W+/, ' ').strip
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end
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def self.remove_tests(subclass)
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subclass.public_instance_methods.grep(/^test_/).each do |meth|
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subclass.send(:undef_method, meth.to_sym)
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end
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end
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end
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