diff options
author | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-04-24 09:20:42 +0000 |
---|---|---|
committer | ko1 <ko1@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2012-04-24 09:20:42 +0000 |
commit | 66d247bcb50a29769ff940100223544c125521aa (patch) | |
tree | 2d6f3c72524c2669cbb370b14204a914344c6614 /test/ruby/test_syntax.rb | |
parent | 24f00be686bdd5dc78a59b7566e85ab70796de01 (diff) | |
download | ruby-66d247bcb50a29769ff940100223544c125521aa.tar.gz |
* compile.c: fix to output warning when the same literals
are available as a condition of same case clause.
And remove infomation ('#n') because we can find duplicated
condition with explicit line numbers.
[ruby-core:38343] [Ruby 1.9 - Bug #5068]
* test/ruby/test_syntax.rb: add a test for above.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@35459 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'test/ruby/test_syntax.rb')
-rw-r--r-- | test/ruby/test_syntax.rb | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb index af795440c5..fd5b14d6c3 100644 --- a/test/ruby/test_syntax.rb +++ b/test/ruby/test_syntax.rb @@ -128,6 +128,29 @@ class TestSyntax < Test::Unit::TestCase assert_not_label(:foo, 'class Foo < not_label:foo; end', bug6347) end + def test_duplicated_when + w = 'warning: duplicated when clause is ignored' + assert_warn(/3: #{w}.+4: #{w}.+4: #{w}.+5: #{w}.+5: #{w}/m){ + eval %q{ + case 1 + when 1, 1 + when 1, 1 + when 1, 1 + end + } + } + assert_warn(/#{w}/){#/3: #{w}.+4: #{w}.+5: #{w}.+5: #{w}/m){ + a = 1 + eval %q{ + case 1 + when 1, 1 + when 1, a + when 1, 1 + end + } + } + end + private def not_label(x) @result = x; @not_label ||= nil end |