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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-06-11 00:31:30 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2016-06-11 00:31:30 +0000 |
commit | e8700ab03d78a619fadd13cee67b0c7fd135d834 (patch) | |
tree | 510684b50e9cb833629224c22cabdc50b7729805 /test/test_forwardable.rb | |
parent | 8a8d3e2ed433a7a305253ea2bb6698510b6e1ed6 (diff) | |
download | ruby-e8700ab03d78a619fadd13cee67b0c7fd135d834.tar.gz |
forwardable.rb: backtrace
* lib/forwardable.rb (_delegator_method): leave the backtrace
untouched during accessor. forwardable.rb does not appear in
the backtrace during delegated method because of tail-call
optimization.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55372 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/test_forwardable.rb')
-rw-r--r-- | test/test_forwardable.rb | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/test/test_forwardable.rb b/test/test_forwardable.rb index b948fddac0..0d3fe19213 100644 --- a/test/test_forwardable.rb +++ b/test/test_forwardable.rb @@ -225,18 +225,21 @@ class TestForwardable < Test::Unit::TestCase class Foo extend Forwardable + attr_accessor :bar def_delegator :bar, :baz def_delegator :caller, :itself, :c - - class Exception - end end def test_backtrace_adjustment + obj = Foo.new + def (obj.bar = Object.new).baz + foo + end e = assert_raise(NameError) { - Foo.new.baz + obj.baz } - assert_not_match(/\/forwardable\.rb/, e.backtrace[0]) + assert_not_match(/\/forwardable\.rb/, e.backtrace[0], + proc {RubyVM::InstructionSequence.of(obj.method(:baz)).disassemble}) assert_equal(caller(0, 1)[0], Foo.new.c[0]) end |