Fix test-all tests to avoid creating report_on_exception warnings

* The warnings are shown by Thread.report_on_exception defaulting to
  true. [Feature #14143] [ruby-core:83979]
* Improves tests by narrowing down the scope where an exception
  is expected.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61188 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 10 insertions, 8 deletions

diff --git a/test/fiddle/test_handle.rb b/test/fiddle/test_handle.rb
index 444ac55da3..77559eb4d9 100644
--- a/test/fiddle/test_handle.rb
+++ b/test/fiddle/test_handle.rb
@@ -9,20 +9,22 @@ module Fiddle
     include Fiddle
 
     def test_safe_handle_open
-      t = Thread.new do
+      Thread.new do
         $SAFE = 1
-        Fiddle::Handle.new(LIBC_SO.dup.taint)
-      end
-      assert_raise(SecurityError) { t.value }
+        assert_raise(SecurityError) {
+          Fiddle::Handle.new(LIBC_SO.dup.taint)
+        }
+      end.join
     end
 
     def test_safe_function_lookup
-      t = Thread.new do
+      Thread.new do
         h = Fiddle::Handle.new(LIBC_SO)
         $SAFE = 1
-        h["qsort".dup.taint]
-      end
-      assert_raise(SecurityError) { t.value }
+        assert_raise(SecurityError) {
+          h["qsort".dup.taint]
+        }
+      end.join
     end
 
     def test_to_i