"""
import json
+import math
import optparse
import os
import re
GENERIC_RESULTS_RE = re.compile(
r"^Trace\(([^\)]+)\), Result\(([^\)]+)\), StdDev\(([^\)]+)\)$")
+
+def GeometricMean(values):
+ """Returns the geometric mean of a list of values.
+
+ The mean is calculated using log to avoid overflow.
+ """
+ values = map(float, values)
+ return str(math.exp(sum(map(math.log, values)) / len(values)))
+
+
class Results(object):
"""Place holder for result traces."""
def __init__(self, traces=None, errors=None):
self.results_regexp = None
self.stddev_regexp = None
self.units = "score"
+ self.total = False
class Graph(Node):
self.run_count = suite.get("run_count", parent.run_count)
self.run_count = suite.get("run_count_%s" % arch, self.run_count)
self.units = suite.get("units", parent.units)
+ self.total = suite.get("total", parent.total)
# A regular expression for results. If the parent graph provides a
# regexp and the current suite has none, a string place holder for the
for stdout in runner():
for trace in self._children:
trace.ConsumeOutput(stdout)
- return reduce(lambda r, t: r + t.GetResults(), self._children, Results())
-
+ res = reduce(lambda r, t: r + t.GetResults(), self._children, Results())
+
+ if not res.traces or not self.total:
+ return res
+
+ # Assume all traces have the same structure.
+ if len(set(map(lambda t: len(t["results"]), res.traces))) != 1:
+ res.errors.append("Not all traces have the same number of results.")
+ return res
+
+ # Calculate the geometric means for all traces. Above we made sure that
+ # there is at least one trace and that the number of results is the same
+ # for each trace.
+ n_results = len(res.traces[0]["results"])
+ total_results = [GeometricMean(t["results"][i] for t in res.traces)
+ for i in range(0, n_results)]
+ res.traces.append({
+ "graphs": self.graphs + ["Total"],
+ "units": res.traces[0]["units"],
+ "results": total_results,
+ "stddev": "",
+ })
+ return res
class RunnableTrace(Trace, Runnable):
"""Represents a runnable benchmark suite definition that is a leaf."""
self._VerifyErrors([])
self._VerifyMock(path.join("out", "Release", "d7"), "--flag", "run.js")
+ def testBuildbotWithTotal(self):
+ test_input = dict(V8_JSON)
+ test_input["total"] = True
+ self._WriteTestInput(test_input)
+ self._MockCommand(["."], ["Richards: 1.234\nDeltaBlue: 10657567\n"])
+ self.assertEquals(0, self._CallMain("--buildbot"))
+ self._VerifyResults("test", "score", [
+ {"name": "Richards", "results": ["1.234"], "stddev": ""},
+ {"name": "DeltaBlue", "results": ["10657567"], "stddev": ""},
+ {"name": "Total", "results": ["3626.49109719"], "stddev": ""},
+ ])
+ self._VerifyErrors([])
+ self._VerifyMock(path.join("out", "Release", "d7"), "--flag", "run.js")
+
+ def testBuildbotWithTotalAndErrors(self):
+ test_input = dict(V8_JSON)
+ test_input["total"] = True
+ self._WriteTestInput(test_input)
+ self._MockCommand(["."], ["x\nRichaards: 1.234\nDeltaBlue: 10657567\ny\n"])
+ self.assertEquals(1, self._CallMain("--buildbot"))
+ self._VerifyResults("test", "score", [
+ {"name": "Richards", "results": [], "stddev": ""},
+ {"name": "DeltaBlue", "results": ["10657567"], "stddev": ""},
+ ])
+ self._VerifyErrors(
+ ["Regexp \"^Richards: (.+)$\" didn't match for benchmark Richards.",
+ "Not all traces have the same number of results."])
+ self._VerifyMock(path.join("out", "Release", "d7"), "--flag", "run.js")
+
def testRegexpNoMatch(self):
self._WriteTestInput(V8_JSON)
self._MockCommand(["."], ["x\nRichaards: 1.234\nDeltaBlue: 10657567\ny\n"])