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module Test::Unit::Context
module Spec
PREFIX = nil # :nodoc:
SUFFIX = 'Test'.freeze # :nodoc:
# Spec style Test::Unit::TestCase (sub-classes) :
#
# describe User do
# it "creates a new instance" do
# assert_nothing_raised { User.new }
# end
# end
#
# You need to `require 'test/unit/context/spec'` ( e.g. in test_helper.rb).
#
# The generated Test::Unit::TestCase sub-class follows the "Test" suffix
# naming convention e.g. `describe User` ends up as `UserTest < TestCase`.
#
def describe(*args, &block)
name = args.map { |arg| arg.is_a?(Class) ? arg.name : arg }.join
class_name = Helpers.to_const_name(name.freeze, PREFIX, SUFFIX)
self_klass = self.is_a?(Class) ? self : self.class # nested describes
if self_klass.const_defined?(class_name)
klass = self_klass.const_get(class_name)
if klass <= Test::Unit::TestCase
warn "duplicate test-case describe with args #{args.inspect} " <<
"found at #{caller.first} it is going to be merged with " <<
"the previous TestCase definition"
else
raise "could not create a test-case with args #{args.inspect} " <<
"as a constant #{class_name} is already defined and is not " <<
"another TestCase definition"
end
else
# NOTE: context inherits from nesting case but describe should not :
#is_test_case = ( self_klass <= Test::Unit::TestCase )
#klass = Class.new is_test_case ? self_klass : Test::Unit::TestCase
klass = Class.new(Test::Unit::TestCase)
klass.send(:define_method, :name) { name }
klass.extend Methods
self_klass.const_set(class_name, klass)
end
klass.class_eval(&block)
klass
end
module Methods
# It is an alias for Test::Unit's test method.
# @see Test::Unit::TestCase#test
def it(*args, &block); test(*args, &block); end
end
end
end
Object.send :include, Test::Unit::Context::Spec
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