def MergeLikeValuesFromSamePage(cls, values):
assert len(values) > 0
v0 = values[0]
return HistogramValue(v0.page,
v0.name,
v0.units,
raw_value_json=histogram_util.AddHistograms(
[v.ToJSONString() for v in values]),
important=v0.important)
def MergeLikeValuesFromSamePage(cls, values):
assert len(values) > 0
v0 = values[0]
return HistogramValue(
v0.page, v0.name, v0.units,
raw_value_json=histogram_util.AddHistograms(
[v.ToJSONString() for v in values]),
description=v0.description,
important=v0.important, tir_label=value_module.MergedTirLabel(values),
improvement_direction=v0.improvement_direction,
grouping_keys=v0.grouping_keys)
def testAddHistograms(self):
histograms = []
histograms.append("""{"count": 3, "buckets": [
{"low": 1, "high": 2, "count": 1},
{"low": 2, "high": 3, "count": 2}]}""")
histograms.append("""{"count": 20, "buckets": [
{"low": 2, "high": 3, "count": 10},
{"low": 3, "high": 4, "count": 10}]}""")
histograms.append("""{"count": 15, "buckets": [
{"low": 1, "high": 2, "count": 4},
{"low": 3, "high": 4, "count": 11}]}""")
new_histogram = json.loads(histogram_util.AddHistograms(histograms))
new_buckets = dict()
for b in new_histogram['buckets']:
new_buckets[b['low']] = b['count']
self.assertEquals(5, new_buckets[1])
self.assertEquals(12, new_buckets[2])
self.assertEquals(21, new_buckets[3])
