test_keyword.rb: more assertions

* test/ruby/test_keyword.rb (test_block_required_keyword): more
  assertions for positional and require keyword parameters.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@56922 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

test/ruby/test_keyword.rb

@@ -386,6 +386,15 @@ class TestKeywordArguments < Test::Unit::TestCase
     assert_equal([[:keyreq, :a], [:keyrest, :bl]], b.parameters, feature7701)
     assert_raise_with_message(ArgumentError, /missing keyword/, bug8139) {b.call(c: bug8139)}
     assert_raise_with_message(ArgumentError, /missing keyword/, bug8139) {b.call}
+
+    b = assert_nothing_raised(SyntaxError, feature7701) do
+      break eval("proc {|m, a:| [m, a]}", nil, 'xyzzy', __LINE__)
+    end
+    assert_raise_with_message(ArgumentError, /missing keyword/) {b.call}
+    assert_equal([:ok, 42], b.call(:ok, a: 42))
+    e = assert_raise_with_message(ArgumentError, /unknown keyword/) {b.call(42, a:0, b:1)}
+    assert_equal('xyzzy', e.backtrace_locations[0].path)
+    assert_equal([[:opt, :m], [:keyreq, :a]], b.parameters)
   end
 
   def test_super_with_keyword