def test_format_result(self):
run = pyperf.Run([1.0, 1.5, 2.0],
warmups=[(1, 3.0)],
metadata={'name': 'mybench'},
collect_metadata=False)
bench = pyperf.Benchmark([run])
self.assertEqual(cli.format_result_value(bench),
'1.50 sec +- 0.50 sec')
self.assertEqual(cli.format_result(bench),
'Mean +- std dev: 1.50 sec +- 0.50 sec')
def test_format_result_calibration(self):
run = pyperf.Run([],
warmups=[(100, 1.0)],
metadata={
'name': 'bench',
'loops': 100
},
collect_metadata=False)
bench = pyperf.Benchmark([run])
self.assertEqual(cli.format_result_value(bench),
'<calibration: 100 loops>')
self.assertEqual(cli.format_result(bench), 'Calibration: 100 loops')
self.assertRaises(ValueError, bench.median)
def display_benchmarks(args,
show_metadata=False,
hist=False,
stats=False,
dump=False,
result=False,
checks=False,
display_runs_args=None,
only_checks=False):
data = load_benchmarks(args)
output = []
if show_metadata:
metadatas = [item.benchmark.get_metadata() for item in data]
_display_common_metadata(metadatas, lines=output)
if hist or stats or dump or show_metadata or (not result):
use_title = True
else:
use_title = False
if checks:
for index, item in enumerate(data):
warnings = format_checks(item.benchmark)
if warnings:
use_title = True
break
if use_title:
show_filename = (data.get_nsuite() > 1)
show_name = not data.has_same_unique_benchmark()
if not show_filename and stats:
show_filename = (len(data) > 1)
suite = None
for index, item in enumerate(data):
lines = []
if show_metadata:
metadata = metadatas[index]
if metadata:
empty_line(lines)
lines.append("Metadata:")
format_metadata(metadata, lines=lines)
bench_lines = format_benchmark(item.benchmark,
hist=hist,
stats=stats,
dump=dump,
checks=checks,
result=result,
display_runs_args=display_runs_args)
if bench_lines:
empty_line(lines)
lines.extend(bench_lines)
if lines:
bench_lines = lines
lines = []
if show_filename and item.suite is not suite:
suite = item.suite
format_title(item.filename, 1, lines=lines)
if stats and len(suite) > 1:
empty_line(lines)
duration = suite.get_total_duration()
lines.append("Number of benchmarks: %s" % len(suite))
lines.append("Total duration: %s" %
format_seconds(duration))
dates = suite.get_dates()
if dates:
start, end = dates
lines.append(
"Start date: %s" %
format_datetime(start, microsecond=False))
lines.append(
"End date: %s" %
format_datetime(end, microsecond=False))
if show_name:
format_title(item.name, 2, lines=lines)
empty_line(lines)
lines.extend(bench_lines)
if lines:
empty_line(output)
output.extend(lines)
for line in output:
print(line)
if not output and only_checks:
if len(data) == 1:
print("The benchmark seems to be stable")
else:
print("All benchmarks seem to be stable")
else:
for line in output:
print(line)
show_filename = (data.get_nsuite() > 1)
suite = None
for item in data:
if show_filename and item.suite is not suite:
if suite is not None:
print()
suite = item.suite
display_title(item.filename, 1)
line = format_result(item.benchmark)
if item.title:
line = '%s: %s' % (item.name, line)
print(line)