add safe-navigation operator tests

2026-06-08 16:11:16 +00:00 · 2016-03-23 08:51:14 +09:00
parent 21a3ae08f7
commit 4c1ce0f61c
1 changed files with 5 additions and 0 deletions
@@ -32,3 +32,8 @@ end
 assert('NilClass#to_s', '15.2.4.3.5') do
  assert_equal '', nil.to_s
 end
+
+assert('safe navigation', '15.2.4.3.5') do
+  assert_nil nil&.size
+  assert_equal 0, []&.size
+end