* gc.c (gc_profile_total_time): fix off-by-one error in GC::Profiler.total_time.

* test/ruby/test_gc.rb (class TestGc): test for above.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@43457 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 10 insertions, 0 deletions

diff --git a/test/ruby/test_gc.rb b/test/ruby/test_gc.rb
index dfe5e31cfb..4218dab888 100644
--- a/test/ruby/test_gc.rb
+++ b/test/ruby/test_gc.rb
@@ -166,6 +166,16 @@ class TestGc < Test::Unit::TestCase
     eom
   end
 
+  def test_profiler_total_time
+    GC::Profiler.enable
+    GC::Profiler.clear
+
+    GC.start
+    assert_operator(GC::Profiler.total_time, :>, 0)
+  ensure
+    GC::Profiler.disable
+  end
+
   def test_finalizing_main_thread
     assert_in_out_err(%w[--disable-gems], <<-EOS, ["\"finalize\""], [], "[ruby-dev:46647]")
       ObjectSpace.define_finalizer(Thread.main) { p 'finalize' }