no longer rescue exceptions of #<=> when initializing a Range

* range.c (range_init): no longer hide the user exception
  with a ArgumentError, just let the user exception go through.
* test/ruby/test_range.rb (test_new): add tests.
  [Feature #7688]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58476 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 8 insertions, 0 deletions

diff --git a/test/ruby/test_range.rb b/test/ruby/test_range.rb
index 3743e9dda6..66c4682d8d 100644
--- a/test/ruby/test_range.rb
+++ b/test/ruby/test_range.rb
@@ -9,6 +9,14 @@ class TestRange < Test::Unit::TestCase
     assert_equal((0..2), Range.new(0, 2))
     assert_equal((0..2), Range.new(0, 2, false))
     assert_equal((0...2), Range.new(0, 2, true))
+
+    assert_raise(ArgumentError) { (1.."3") }
+
+    obj = Object.new
+    def obj.<=>(other)
+      raise RuntimeError, "cmp"
+    end
+    assert_raise_with_message(RuntimeError, "cmp") { (obj..3) }
   end
 
   def test_frozen_initialize