def testHistograms(self): """Tests whether histograms are inserted into EventAccumulator.""" gen = _EventGenerator(self) acc = ea.EventAccumulator(gen) val1 = ea.HistogramValue( min=1, max=2, num=3, sum=4, sum_squares=5, bucket_limit=[1, 2, 3], bucket=[0, 3, 0]) val2 = ea.HistogramValue( min=-2, max=3, num=4, sum=5, sum_squares=6, bucket_limit=[2, 3, 4], bucket=[1, 3, 0]) hst1 = ea.HistogramEvent(wall_time=1, step=10, histogram_value=val1) hst2 = ea.HistogramEvent(wall_time=2, step=12, histogram_value=val2) gen.AddHistogram( 'hst1', wall_time=1, step=10, hmin=1, hmax=2, hnum=3, hsum=4, hsum_squares=5, hbucket_limit=[1, 2, 3], hbucket=[0, 3, 0]) gen.AddHistogram( 'hst2', wall_time=2, step=12, hmin=-2, hmax=3, hnum=4, hsum=5, hsum_squares=6, hbucket_limit=[2, 3, 4], hbucket=[1, 3, 0]) acc.Reload() self.assertEqual(acc.Histograms('hst1'), [hst1]) self.assertEqual(acc.Histograms('hst2'), [hst2])
def testCompressHistogram_uglyHistogram(self): bps = (0, 668, 1587, 3085, 5000, 6915, 8413, 9332, 10000) histogram_values = ea.HistogramValue( min=0.0, max=1.0, num=960.0, sum=64.0, sum_squares=64.0, bucket_limit=[ 0.0, 1e-12, 0.917246389039776, 1.0089710279437536, 1.7976931348623157e+308 ], bucket=[0.0, 896.0, 0.0, 64.0, 0.0]) histogram_event = ea.HistogramEvent(0, 0, histogram_values) compressed_event = ea._CompressHistogram(histogram_event, bps) vals = compressed_event.compressed_histogram_values self.assertEquals(tuple(v.basis_point for v in vals), bps) self.assertAlmostEqual(vals[0].value, 0.0) self.assertAlmostEqual(vals[1].value, 7.157142857142856e-14) self.assertAlmostEqual(vals[2].value, 1.7003571428571426e-13) self.assertAlmostEqual(vals[3].value, 3.305357142857143e-13) self.assertAlmostEqual(vals[4].value, 5.357142857142857e-13) self.assertAlmostEqual(vals[5].value, 7.408928571428571e-13) self.assertAlmostEqual(vals[6].value, 9.013928571428571e-13) self.assertAlmostEqual(vals[7].value, 9.998571428571429e-13) self.assertAlmostEqual(vals[8].value, 1.0)