Upgrade to Pro
— share decks privately, control downloads, hide ads and more …
Speaker Deck
Features
Speaker Deck
PRO
Sign in
Sign up for free
Search
Search
Introduction to pytest
Search
Andreas Pelme
July 23, 2014
Programming
7
1.1k
Introduction to pytest
Slides for my EuroPython 2014 talk on pytest
Andreas Pelme
July 23, 2014
Tweet
Share
More Decks by Andreas Pelme
See All by Andreas Pelme
pytest: helps you write better Django apps
pelme
5
900
Testing Django applications with py.test (EuroPython 2013)
pelme
2
3k
Testing applications Django with py.test (Django Stockholm meetup)
pelme
7
540
Other Decks in Programming
See All in Programming
既存デザインを変更せずにタップ領域を広げる方法
tahia910
1
240
明示と暗黙 ー PHPとGoの インターフェイスの違いを知る
shimabox
2
280
Azure AI Foundryではじめてのマルチエージェントワークフロー
seosoft
0
130
deno-redisの紹介とJSRパッケージの運用について (toranoana.deno #21)
uki00a
0
140
Code as Context 〜 1にコードで 2にリンタ 34がなくて 5にルール? 〜
yodakeisuke
0
100
20250628_非エンジニアがバイブコーディングしてみた
ponponmikankan
0
340
Enterprise Web App. Development (2): Version Control Tool Training Ver. 5.1
knakagawa
1
120
生成AIコーディングとの向き合い方、AIと共創するという考え方 / How to deal with generative AI coding and the concept of co-creating with AI
seike460
PRO
1
330
[初登壇@jAZUG]アプリ開発者が気になるGoogleCloud/Azure+wasm/wasi
asaringo
0
130
Bytecode Manipulation 으로 생산성 높이기
bigstark
2
370
VS Code Update for GitHub Copilot
74th
1
310
Benchmark
sysong
0
250
Featured
See All Featured
A designer walks into a library…
pauljervisheath
206
24k
Optimising Largest Contentful Paint
csswizardry
37
3.3k
Distributed Sagas: A Protocol for Coordinating Microservices
caitiem20
331
22k
Become a Pro
speakerdeck
PRO
28
5.4k
Exploring the Power of Turbo Streams & Action Cable | RailsConf2023
kevinliebholz
33
5.9k
4 Signs Your Business is Dying
shpigford
184
22k
JavaScript: Past, Present, and Future - NDC Porto 2020
reverentgeek
48
5.4k
RailsConf 2023
tenderlove
30
1.1k
Raft: Consensus for Rubyists
vanstee
140
7k
Fashionably flexible responsive web design (full day workshop)
malarkey
407
66k
[RailsConf 2023] Rails as a piece of cake
palkan
55
5.6k
ReactJS: Keep Simple. Everything can be a component!
pedronauck
667
120k
Transcript
*OUSPEVDUJPOUPQZUFTU "OESFBT1FMNF &VSP1ZUIPO 4MJEFTIUUQTQFBLFSEFDLDPNQFMNF personalkollen
5PQJDT w*OUSPEVDUJPO w5FTUJOHXJUIMFTTCPJMFSQMBUF w1MVHJOT w5FTUEJTDPWFSZ w1ZUFTUpYUVSFT w1PSUJOHFYJTUJOHQSPKFDUT
5FTUJOH
BGVMMGFBUVSFE1ZUIPOUFTUJOHUPPM QZUFTU
None
5FTUTXJUIMFTTCPJMFSQMBUF
%FNPUJNF
%FNP#FGPSF import unittest ! ! def upper_reverse(text):
return ''.join(reversed(text.upper())) ! ! class TestUpperReverse(unittest.TestCase): def test_upper_reverse(self): self.assertEqual(upper_reverse('hello'), 'OLLEH')
%FNP"GUFS def upper_reverse(text): return ''.join(reversed(text.upper()))
! ! def test_upper_reverse(): assert upper_reverse('hello') == 'OLLEH'
%FNPUJNF w"TTFSUJPOTXJUIQMBJOBTTFSUTUBUFNFOU w4VCDMBTTJOH5FTU$BTFJTOPUSFRVJSFE w5FTUTBSFGPVOEBOEDPMMFDUFEXJUIUIF QZUFTUDPNNBOE
1MVHJOT w%JTUSJCVUFEQBSBMMFMJ[FEQZUFTUYEJTU w%KBOHPQZUFTUEKBOHP w5XJTUFEQZUFTUUXJTUFE w-PHDBQUVSFQZUFTUDBQUVSFMPH w$PWFSBHFSFQPSUJOHQZUFTUDPW wBOENBOZNPSF wIUUQQZUFTUPSHMBUFTUQMVHJOTIUNMFYUFSOBMQMVHJOT
3VOOJOHUIFUFTUT
3VOUIFFOUJSFUFTUTVJUF $ py.test
3VOBMMUFTUTJOBTQFDJpDpMF $ py.test test_bar.py
3VOBMMUFTUDBTFTUIBUBSFOBNFE UFTU@GPP $ py.test -‐k test_foo
#ZEFGBVMU QZUFTUEJTDPWFSTUFTUTJO test_*.py *_test.py
.BSLJOHUFTUT ZPVDBONBLFVQZPVSPXONBSLFST import pytest ! ! @pytest.mark.slow def
test_very_long_running_test(): pass
3VOBMMUFTUTXJUIBTQFDJpDNBSLFS $ py.test -‐m slow
PSXJUIPVUBTQFDJpDNBSLFS $ py.test -‐m "not slow"
4LJQQJOHUFTUT import pytest import sys ! ! @pytest.mark.skipif(sys.platform
== 'darwin', reason='Feature Y not supported on OS X') def test_non_osx(): pass
%FQFOEFODZJOKFDUJPOPGUFTUpYUVSFT QZUFTUpYUVSFT
%FNPUJNF
%FQFOEFODZJOKFDUJPOPGUFTUIFMQFS import pytest from selenium.webdriver import Firefox !
@pytest.fixture def webdriver(request): driver = Firefox() request.addfinalizer(driver.quit) return driver ! def test_nix_website_title(webdriver): webdriver.get('https://nixos.org/nix/') assert 'Nix' in webdriver.title ! def test_pytest_website_title(webdriver): webdriver.get('http://pytest.org/latest/')
3VOUFTUTJOGPVSQSPDFTTFT $ pip install pytest-‐xdist $ py.test -‐n 4
VOJUUFTU /PTFTUZMFBOE%KBOHPUFTUTBSFTVQQPSUFE 1PSUJOHBOFYJTUJOHQSPKFDU
"EWBODFE6TFTPGQZUFTU'JYUVSFT 'MPSJT#SVZOPPHIF "! UPEBZ ! *NQSPWJOHZPVSBVUPNBUFEUFTUJOHXJUIQZUFTU )PMHFS,SFLFM ""!'SJEBZ %PO`UNJTT
&NBJMBOESFBT!QFMNFTF 5XJUUFS!BOESFBTQFMNF *3$QFMNF!QZMJCPO'SFFOPEF 4MJEFTIUUQTQFBLFSEFDLDPNQFMNF 2VFTUJPOT