Introduce pattern matching [EXPERIMENTAL]

[ruby-core:87945] [Feature #14912]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@67586 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 18 insertions, 0 deletions

diff --git a/test/ripper/test_parser_events.rb b/test/ripper/test_parser_events.rb
index be46ad917d..1d2c501c3b 100644
--- a/test/ripper/test_parser_events.rb
+++ b/test/ripper/test_parser_events.rb
@@ -1509,4 +1509,22 @@ class TestRipper::ParserEvents < Test::Unit::TestCase
     assert_warn("") {fmt, = warn("\r;")}
     assert_match(/encountered/, fmt)
   end
+
+  def test_in
+    thru_in = false
+    parse('case 0; in 0; end', :on_in) {thru_in = true}
+    assert_equal true, thru_in
+  end
+
+  def test_aryptn
+    thru_aryptn = false
+    parse('case 0; in [0]; end', :on_aryptn) {thru_aryptn = true}
+    assert_equal true, thru_aryptn
+  end
+
+  def test_hshptn
+    thru_hshptn = false
+    parse('case 0; in {a:}; end', :on_hshptn) {thru_hshptn = true}
+    assert_equal true, thru_hshptn
+  end
 end if ripper_test