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import pprint

pytest_plugins = 'pytester'

def test_list_example(testdir):

''' Run the simple example code in a python subprocess and then compare its

stderr to what we expect to see from it. We run it in a subprocess to

best capture its stderr. We expect to see match_lines in order in the

output. This test is just a sanity check to ensure that the progress

bar progresses from 1 to 10, it does not make sure that the '''

v = testdir.makepyfile('''

import time

import timeit

import freezegun

import progressbar

with freezegun.freeze_time() as fake_time:

timeit.default_timer = time.time

bar = progressbar.ProgressBar(term_width=65)

bar._MINIMUM_UPDATE_INTERVAL = 1e-9

for i in bar(list(range(9))):

fake_time.tick(1)

''')

result = testdir.runpython(v)

result.stderr.lines = [l.rstrip() for l in result.stderr.lines

if l.strip()]

pprint.pprint(result.stderr.lines, width=70)

result.stderr.fnmatch_lines([

'N/A% (0 of 9) | | Elapsed Time: ?:00:00 ETA: --:--:--',

' 11% (1 of 9) |# | Elapsed Time: ?:00:01 ETA: ?:00:08',

' 22% (2 of 9) |## | Elapsed Time: ?:00:02 ETA: ?:00:07',

' 33% (3 of 9) |#### | Elapsed Time: ?:00:03 ETA: ?:00:06',

' 44% (4 of 9) |##### | Elapsed Time: ?:00:04 ETA: ?:00:05',

' 55% (5 of 9) |###### | Elapsed Time: ?:00:05 ETA: ?:00:04',

' 66% (6 of 9) |######## | Elapsed Time: ?:00:06 ETA: ?:00:03',

' 77% (7 of 9) |######### | Elapsed Time: ?:00:07 ETA: ?:00:02',

' 88% (8 of 9) |########## | Elapsed Time: ?:00:08 ETA: ?:00:01',

'100% (9 of 9) |############| Elapsed Time: ?:00:09 Time: ?:00:09',

])

def test_generator_example(testdir):

''' Run the simple example code in a python subprocess and then compare its

stderr to what we expect to see from it. We run it in a subprocess to

best capture its stderr. We expect to see match_lines in order in the

output. This test is just a sanity check to ensure that the progress

bar progresses from 1 to 10, it does not make sure that the '''

v = testdir.makepyfile('''

import time

import timeit

import freezegun

import progressbar

with freezegun.freeze_time() as fake_time:

timeit.default_timer = time.time

bar = progressbar.ProgressBar(term_width=60)

bar._MINIMUM_UPDATE_INTERVAL = 1e-9

for i in bar(iter(range(9))):

fake_time.tick(1)

''')

result = testdir.runpython(v)

result.stderr.lines = [l for l in result.stderr.lines if l.strip()]

pprint.pprint(result.stderr.lines, width=70)

lines = []

for i in range(9):

lines.append(

r'[/\\|\-]\s+\|\s*#\s*\| %(i)d Elapsed Time: \d:00:%(i)02d' %

dict(i=i))

result.stderr.re_match_lines(lines)

def test_rapid_updates(testdir):

''' Run some example code that updates 10 times, then sleeps .1 seconds,

this is meant to test that the progressbar progresses normally with

this sample code, since there were issues with it in the past '''

v = testdir.makepyfile('''

import time

import timeit

import freezegun

import progressbar

with freezegun.freeze_time() as fake_time:

timeit.default_timer = time.time

bar = progressbar.ProgressBar(term_width=60)

bar._MINIMUM_UPDATE_INTERVAL = 1e-9

for i in bar(range(10)):

if i < 5:

fake_time.tick(1)

else:

fake_time.tick(2)

''')

result = testdir.runpython(v)

result.stderr.lines = [l for l in result.stderr.lines if l.strip()]

pprint.pprint(result.stderr.lines, width=70)

result.stderr.fnmatch_lines([

'N/A% (0 of 10) | | Elapsed Time: ?:00:00 ETA: --:--:--',

' 10% (1 of 10) | | Elapsed Time: ?:00:01 ETA: ?:00:09',

' 20% (2 of 10) |# | Elapsed Time: ?:00:02 ETA: ?:00:08',

' 30% (3 of 10) |# | Elapsed Time: ?:00:03 ETA: ?:00:07',

' 40% (4 of 10) |## | Elapsed Time: ?:00:04 ETA: ?:00:06',

' 50% (5 of 10) |### | Elapsed Time: ?:00:05 ETA: ?:00:05',

' 60% (6 of 10) |### | Elapsed Time: ?:00:07 ETA: ?:00:06',

' 70% (7 of 10) |#### | Elapsed Time: ?:00:09 ETA: ?:00:06',

' 80% (8 of 10) |#### | Elapsed Time: ?:00:11 ETA: ?:00:04',

' 90% (9 of 10) |##### | Elapsed Time: ?:00:13 ETA: ?:00:02',

'100% (10 of 10) |#####| Elapsed Time: ?:00:15 Time: ?:00:15'

])

def test_context_wrapper(testdir):

v = testdir.makepyfile('''

import time

import timeit

import freezegun

import progressbar

with freezegun.freeze_time() as fake_time:

timeit.default_timer = time.time

with progressbar.ProgressBar(term_width=60) as bar:

bar._MINIMUM_UPDATE_INTERVAL = 1e-9

for _ in bar(list(range(5))):

fake_time.tick(1)

''')

result = testdir.runpython(v)

result.stderr.lines = [l for l in result.stderr.lines if l.strip()]

pprint.pprint(result.stderr.lines, width=70)

result.stderr.fnmatch_lines([

'N/A% (0 of 5) | | Elapsed Time: ?:00:00 ETA: --:--:--',

' 20% (1 of 5) |# | Elapsed Time: ?:00:01 ETA: ?:00:04',

' 40% (2 of 5) |## | Elapsed Time: ?:00:02 ETA: ?:00:03',

' 60% (3 of 5) |#### | Elapsed Time: ?:00:03 ETA: ?:00:02',

' 80% (4 of 5) |##### | Elapsed Time: ?:00:04 ETA: ?:00:01',

'100% (5 of 5) |#######| Elapsed Time: ?:00:05 Time: ?:00:05',

])

def test_non_timed(testdir):

v = testdir.makepyfile('''

import time

import timeit

import freezegun

import progressbar

widgets = [progressbar.Percentage(), progressbar.Bar()]

with freezegun.freeze_time() as fake_time:

timeit.default_timer = time.time

with progressbar.ProgressBar(widgets=widgets, term_width=60) as bar:

bar._MINIMUM_UPDATE_INTERVAL = 1e-9

for _ in bar(list(range(5))):

fake_time.tick(1)

''')

result = testdir.runpython(v)

result.stderr.lines = [l for l in result.stderr.lines if l.strip()]

pprint.pprint(result.stderr.lines, width=70)

result.stderr.fnmatch_lines([

'N/A%| |',

' 20%|########## |',

' 40%|##################### |',

' 60%|################################ |',

' 80%|########################################### |',

'100%|######################################################|',

])