1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/test/ruby/test_defined.rb
nobu 44785befea * lib/optparse.rb (OptionParser#order, #permute, #parse): allow an
array as argument.

* test/ruby/test_*.rb: moved invariants to left side in
  assert_equal, and use assert_nil, assert_raises and so on.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4516 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2003-09-05 15:15:43 +00:00

42 lines
882 B
Ruby

require 'test/unit'
$KCODE = 'none'
class TestDefined < Test::Unit::TestCase
class Foo
def foo
p :foo
end
protected :foo
def bar(f)
yield(defined?(self.foo))
yield(defined?(f.foo))
end
end
def defined_test
return !defined?(yield)
end
def test_defined
$x = nil
assert(defined?($x)) # global variable
assert_equal('global-variable', defined?($x))# returns description
foo=5
assert(defined?(foo)) # local variable
assert(defined?(::Array)) # constant !! Array -> ::Array
assert(defined?(Object.new)) # method
assert(!defined?(Object.print)) # private method
assert(defined?(1 == 2)) # operator expression
f = Foo.new
assert_nil(defined?(f.foo))
f.bar(f) { |v| assert(v) }
assert(defined_test) # not iterator
assert(!defined_test{}) # called as iterator
end
end