diff options
author | shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-08 02:37:16 +0000 |
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committer | shugo <shugo@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-12-08 02:37:16 +0000 |
commit | db051011d68950cd1261f91e724513282d419d9e (patch) | |
tree | d27e726831d1555253d08477275055f7b5de0cf0 /test/ruby | |
parent | 3adc9834d18ee6ff67dfca060eee170025ce3fef (diff) | |
download | ruby-db051011d68950cd1261f91e724513282d419d9e.tar.gz |
* eval.c (rb_mod_refine), vm_eval.c (rb_yield_refine_block):
Module#refine activates all refinements defined in that module
only in a given block.
* string.c (sym_to_proc, sym_call): don't use refinements.
* test/ruby/test_refinement.rb: related test.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@38269 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby')
-rw-r--r-- | test/ruby/test_refinement.rb | 86 |
1 files changed, 59 insertions, 27 deletions
diff --git a/test/ruby/test_refinement.rb b/test/ruby/test_refinement.rb index a4ebfa4c4c..872ca1754a 100644 --- a/test/ruby/test_refinement.rb +++ b/test/ruby/test_refinement.rb @@ -463,33 +463,6 @@ class TestRefinement < Test::Unit::TestCase assert_equal("no block given", e.message) end - module SymbolToProc - class C - end - - module M - refine C do - def foo - "foo" - end - end - - def self.call_foo - c = C.new - :foo.to_proc.call(c) - end - - def self.foo_proc - :foo.to_proc - end - end - end - - def test_symbol_to_proc - assert_equal("foo", SymbolToProc::M.call_foo) - assert_equal("foo", SymbolToProc::M.foo_proc.call(SymbolToProc::C.new)) - end - module Inspect module M refine Fixnum do @@ -584,6 +557,65 @@ class TestRefinement < Test::Unit::TestCase end end + module RefineScoping + refine String do + def foo + "foo" + end + + def RefineScoping.call_in_refine_block + "".foo + end + end + + def self.call_outside_refine_block + "".foo + end + end + + def test_refine_scoping + assert_equal("foo", RefineScoping.call_in_refine_block) + assert_raise(NoMethodError) do + RefineScoping.call_outside_refine_block + end + end + + module StringRecursiveLength + refine String do + def recursive_length + if empty? + 0 + else + self[1..-1].recursive_length + 1 + end + end + end + end + + def test_refine_recursion + x = eval_using(StringRecursiveLength, "'foo'.recursive_length") + assert_equal(3, x) + end + + module ToJSON + refine Integer do + def to_json; to_s; end + end + + refine Array do + def to_json; "[" + map { |i| i.to_json }.join(",") + "]" end + end + + refine Hash do + def to_json; "{" + map { |k, v| k.to_s.dump + ":" + v.to_json }.join(",") + "}" end + end + end + + def test_refine_mutual_recursion + x = eval_using(ToJSON, "[{1=>2}, {3=>4}].to_json") + assert_equal('[{"1":2},{"3":4}]', x) + end + private def eval_using(mod, s) |