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#!/usr/bin/env python
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# Use to test the current working directory's performance against HEAD.
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import os
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os.system("""
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set -e
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set -v
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# Generate numbers for baseline.
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rm -rf perf-tmp
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git clone . perf-tmp
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(cd perf-tmp && ../perf-tests.sh upb)
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cp perf-tmp/perf-tests.out perf-tests.baseline
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# Generate numbers for working directory.
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./perf-tests.sh upb""")
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baseline = {}
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baseline_file = open("perf-tests.baseline")
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for line in baseline_file:
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test, speed = line.split(":")
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baseline[test] = int(speed)
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print("\n\n=== PERFORMANCE REGRESSION TEST RESULTS:\n")
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wd_file = open("perf-tests.out")
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for line in wd_file:
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test, speed = line.split(":")
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baseline_val = baseline[test]
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change = float(int(speed) - baseline_val) / float(baseline_val) * 100
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print "%s: %d -> %d (%0.2f)" % (test, baseline_val, int(speed), change)
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