Add missing tests for p_args

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67656 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/ruby/test_pattern_matching.rb

@@ -546,6 +546,20 @@ END
       end
     end
 
+    assert_block do
+      case [0]
+      in [0,]
+        true
+      end
+    end
+
+    assert_block do
+      case [0, 1]
+      in [0,]
+        true
+      end
+    end
+
     assert_block do
       case []
       in [0, *a]
@@ -626,6 +640,21 @@ END
         a == [1]
       end
     end
+
+    assert_block do
+      case [0]
+      in [0, *, 1]
+      else
+        true
+      end
+    end
+
+    assert_block do
+      case [0, 1]
+      in [0, *, 1]
+        true
+      end
+    end
   end
 
   def test_hash_pattern