From 507ccbe28787ae3c226093355b3c9b83df85325d Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Tue, 7 Jun 2016 08:57:36 +0000
Subject: test_syntax.rb: formal argument name tests

* test/ruby/test_syntax.rb: add invalid formal argument name
  tests.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@55312 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_syntax.rb | 25 +++++++++++++++++++------
 1 file changed, 19 insertions(+), 6 deletions(-)

diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb
index 4f2a95c8c3..ce013583be 100644
--- a/test/ruby/test_syntax.rb
+++ b/test/ruby/test_syntax.rb
@@ -93,6 +93,20 @@ class TestSyntax < Test::Unit::TestCase
     assert_valid_syntax("tap (proc do end)", __FILE__, bug9726)
   end
 
+  def test_normal_argument
+    assert_valid_syntax('def foo(x) end')
+    assert_syntax_error('def foo(X) end', /constant/)
+    assert_syntax_error('def foo(@x) end', /instance variable/)
+    assert_syntax_error('def foo(@@x) end', /class variable/)
+  end
+
+  def test_optional_argument
+    assert_valid_syntax('def foo(x=nil) end')
+    assert_syntax_error('def foo(X=nil) end', /constant/)
+    assert_syntax_error('def foo(@x=nil) end', /instance variable/)
+    assert_syntax_error('def foo(@@x=nil) end', /class variable/)
+  end
+
   def test_keyword_rest
     bug5989 = '[ruby-core:42455]'
     assert_valid_syntax("def kwrest_test(**a) a; end", __FILE__, bug5989)
@@ -210,6 +224,11 @@ class TestSyntax < Test::Unit::TestCase
     assert_syntax_error('def o.foo(arg1?:, arg2:) end', /arg1\?/, bug11663)
     assert_syntax_error('proc {|arg1?:|}', /arg1\?/, bug11663)
     assert_syntax_error('proc {|arg1?:, arg2:|}', /arg1\?/, bug11663)
+
+    bug10545 = '[ruby-dev:48742] [Bug #10545]'
+    assert_syntax_error('def o.foo(FOO: a) end', /constant/, bug10545)
+    assert_syntax_error('def o.foo(@foo: a) end', /instance variable/)
+    assert_syntax_error('def o.foo(@@foo: a) end', /class variable/)
   end
 
   def test_optional_self_reference
@@ -746,12 +765,6 @@ eom
     assert_syntax_error(code, /def n "\u{2208}"; end/, bug10114)
   end
 
-  def test_bad_kwarg
-    bug10545 = '[ruby-dev:48742] [Bug #10545]'
-    src = 'def foo(A: a) end'
-    assert_syntax_error(src, /formal argument/, bug10545)
-  end
-
   def test_null_range_cmdarg
     bug10957 = '[ruby-core:68477] [Bug #10957]'
     assert_ruby_status(['-c', '-e', 'p ()..0'], "", bug10957)
-- 
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