wehub-resource-sync
141 lines
4.4 KiB
Python
141 lines
4.4 KiB
Python
"""Tests for demo scripts."""
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import os
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import subprocess
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import sys
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import time
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import pexpect
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import pytest
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class Console(pexpect.spawn):
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"""Spawned console for testing."""
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def __init__(self, command, timeout=60, _dumb=True):
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env = os.environ.copy()
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if _dumb:
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env['TERM'] = 'dumb'
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else:
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env['TERM'] = 'xterm'
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env['NO_COLOR'] = '1'
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super().__init__(command, timeout=timeout, encoding='utf-8', env=env)
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def __del__(self):
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self.send('exit()\r\n')
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time.sleep(10) # a delay to allow coverage finish work
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if self.isalive():
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self.terminate(force=True)
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# TODO: how to test plots? // mandelbrot.py and plotting.py
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def test_manydigits():
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expected = r"""
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This script prints answers to a selection of the "Many Digits"
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competition problems: http://www.cs.ru.nl/~milad/manydigits/problems.php
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The output for each problem is the first 100 digits after the
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decimal point in the result.
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C01: sin(tan(cos(1)))
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56451092986195980582768640645029648577648661582588
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56955552147245934844803576138875921296745208522197
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C02: sqrt(e/pi)
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93019136710263285866812462363333155602971092070428
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87264450006489855422345460234483872155723942699765
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C03: sin((e+1)^3)
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90949524105726624718554721945217426889396524221380
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80108799599078079083693175099387713504636663839042
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C04: exp(pi*sqrt(2011))
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08911292681099318912549002226654964403231616008375
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14260187657441716605755144354088871641544234358651
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C05: exp(exp(exp(1/2)))
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33130360854569351505757451265398380886369247851475
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92794392700131812592190818654155341658216570329325
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C06: arctanh(1-arctanh(1-arctanh(1-arctanh(1/pi))))
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12376761044118329658639748452701440281087636723733
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55412845934779398491016984592299074199915669907895
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C07: pi^1000
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96790874439619754260235142488458363174182234378720
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67532446047250097144332075967536835025898399733192
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C08: sin(6^(6^6))
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95395374345732063524921114340552534258118576365118
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22065161716596988369691845451204872928519972839961
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C09: sin(10*arctan(tanh(pi*(2011^(1/2))/3)))
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99999999999999999999999999999999999999999999999999
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99999999999999999999999999999868216408727535391618
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C10: (7+2^(1/5)-5*(8^(1/5)))^(1/3) + 4^(1/5)-2^(1/5)
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00000000000000000000000000000000000000000000000000
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00000000000000000000000000000000000000000000000000
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C11: tan(2^(1/2))+arctanh(sin(1))
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56031033792570862486989423169964262718414115287379
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65510969436882273871745968195963502918253580384966
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C12: arcsin(1/e^2) + arcsinh(e^2)
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83344680806041761874543293615785770019293386147122
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63906848335142800750122119140978807925425237483497
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C17: S= -4*Zeta(2) - 2*Zeta(3) + 4*Zeta(2)*Zeta(3) + 2*Zeta(5)
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99922283776383000876193574924756988603699551613617
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09442048984358627610229735501242221963535035597647
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C18: Catalan G = Sum{i=0}{\infty}(-1)^i/(2i+1)^2
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91596559417721901505460351493238411077414937428167
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21342664981196217630197762547694793565129261151062
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C21: Equation exp(cos(x)) = x
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30296400121601255253211430697335802538621997810467
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85962942111799929657676507417868401302803638230948
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C22: J = integral(sin(sin(sin(x)))), x=0..1
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40783902635001567262733691845249456720742376991339
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01533400692321748591761662552762179981626145798049
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"""
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result = subprocess.run([f'{sys.executable}',
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'demo/manydigits.py'],
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capture_output=True, text=True)
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assert result.stdout == expected
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@pytest.mark.filterwarnings("ignore:.*:DeprecationWarning")
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def test_pidigits():
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c = Console(f'{sys.executable} demo/pidigits.py')
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assert c.expect_exact('> ') == 0
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assert c.send('10\n') == 3
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assert c.expect_exact('> ') == 0
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assert c.send('100\n') == 4
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assert c.expect_exact('> ') == 0
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assert c.send('\n') == 1
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assert c.expect('5820974944 5923078164 0628620899 '
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'8628034825 3421170679 : 100') == 0
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def test_sofa():
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result = subprocess.run([f'{sys.executable}',
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'demo/sofa.py'],
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capture_output=True, text=True)
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assert result.stdout == '2.2195316688719674255462841007968\n'
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@pytest.mark.filterwarnings("ignore:.*:DeprecationWarning")
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def test_taylor():
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c = Console(f'{sys.executable} demo/taylor.py')
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assert c.expect_exact('Enter the value of x (e.g. 3.5): ') == 0
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assert c.send('1\n') == 2
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assert c.expect_exact('Enter the number of terms n (e.g. 10): ') == 0
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assert c.send('10\n') == 3
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assert c.expect_exact('[2.7182818011463827368, 2.7182818011463862895]') == 0
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