From ecc4db9ad8103e2b47edaf254bac4df61846dedb Mon Sep 17 00:00:00 2001
From: gogotanaka <mail@tanakakazuki.com>
Date: Tue, 7 Oct 2014 15:27:11 -0700
Subject: [PATCH] Improve test_syntax.rb in terms of underscore arg

---
 test/ruby/test_syntax.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index 475ee99..564a7ea 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -204,18 +204,22 @@ WARN

   def test_duplicated_arg
     assert_syntax_error("def foo(a, a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_, _) end }
   end

   def test_duplicated_rest
     assert_syntax_error("def foo(a, *a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_, *_) end }
   end

   def test_duplicated_opt
     assert_syntax_error("def foo(a, a=1) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_, _=1) end }
   end

   def test_duplicated_opt_rest
     assert_syntax_error("def foo(a=1, *a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_=1, *_) end }
   end

   def test_duplicated_rest_opt
@@ -228,30 +232,37 @@ WARN

   def test_duplicated_opt_post
     assert_syntax_error("def foo(a=1, a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_=1, _) end }
   end

   def test_duplicated_kw
     assert_syntax_error("def foo(a, a: 1) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_, _: 1) end }
   end

   def test_duplicated_rest_kw
     assert_syntax_error("def foo(*a, a: 1) end", /duplicated argument name/)
+    assert_nothing_raised {def foo(*_, _: 1) end}
   end

   def test_duplicated_opt_kw
     assert_syntax_error("def foo(a=1, a: 1) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_=1, _: 1) end }
   end

   def test_duplicated_kw_kwrest
     assert_syntax_error("def foo(a: 1, **a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_: 1, **_) end }
   end

   def test_duplicated_rest_kwrest
     assert_syntax_error("def foo(*a, **a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(*_, **_) end }
   end

   def test_duplicated_opt_kwrest
     assert_syntax_error("def foo(a=1, **a) end", /duplicated argument name/)
+    assert_nothing_raised { def foo(_=1, **_) end }
   end

   def test_duplicated_when
--
1.8.5.2 (Apple Git-48)