diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-18 15:04:49 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2018-03-18 15:04:49 +0000 |
commit | bec19f4962ab3ef773f016761e1761ddf516e0b9 (patch) | |
tree | 5ba1510550709315cd9e0fd59d3ede6dccf885c0 /test | |
parent | 57647b8a97c112a98bb235a345da5a90d09c80a4 (diff) |
merge revision(s) 55372: [Backport #14179]
* 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/branches/ruby_2_3@62820 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test')
-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 f678ca4fc7..9d159de826 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 |