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authorevanweaver <evanweaver@19e92222-5c0b-0410-8929-a290d50e31e9>2008-02-20 06:15:30 +0000
committerevanweaver <evanweaver@19e92222-5c0b-0410-8929-a290d50e31e9>2008-02-20 06:15:30 +0000
commit5a10ba13b2c2f56b8ffb0978ebb36ff26a7715e5 (patch)
treee93ee8070152cb99b3f4bfde01e776677ca6d0a4 /test/unit/test_stats.rb
parentaf1e1581afac9437e623eb54ef533f240858fd47 (diff)
downloadunicorn-5a10ba13b2c2f56b8ffb0978ebb36ff26a7715e5.tar.gz
git-svn-id: svn+ssh://rubyforge.org/var/svn/mongrel/branches/stable_1-1@973 19e92222-5c0b-0410-8929-a290d50e31e9
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diff --git a/test/unit/test_stats.rb b/test/unit/test_stats.rb
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+# Copyright (c) 2005 Zed A. Shaw
+# You can redistribute it and/or modify it under the same terms as Ruby.
+#
+# Additional work donated by contributors.  See http://mongrel.rubyforge.org/attributions.html
+# for more information.
+
+require 'test/test_helper'
+
+class StatsTest < Test::Unit::TestCase
+
+  def test_sampling_speed
+    out = StringIO.new
+
+    s = Mongrel::Stats.new("test")
+    t = Mongrel::Stats.new("time")
+
+    100.times { s.sample(rand(20)); t.tick }
+
+    s.dump("FIRST", out)
+    t.dump("FIRST", out)
+    
+    old_mean = s.mean
+    old_sd = s.sd
+
+    s.reset
+    t.reset
+    100.times { s.sample(rand(30)); t.tick }
+    
+    s.dump("SECOND", out)
+    t.dump("SECOND", out)
+    assert_not_equal old_mean, s.mean
+    assert_not_equal old_mean, s.sd    
+  end
+
+end