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這篇文章主要講解了“python中playwright結(jié)合pytest執(zhí)行怎么實(shí)現(xiàn)”,文中的講解內(nèi)容簡單清晰,易于學(xué)習(xí)與理解,下面請大家跟著小編的思路慢慢深入,一起來研究和學(xué)習(xí)“python中playwright結(jié)合pytest執(zhí)行怎么實(shí)現(xiàn)”吧!
C:\Users\lifeng01>pip install pytest-playwright Collecting pytest-playwright Using cached pytest_playwright-0.2.2-py3-none-any.whl (9.8 kB) Requirement already satisfied: pytest in d:\python\python37\lib\site-packages (from pytest-playwright) (6.2.5) Requirement already satisfied: playwright>=1.13 in d:\python\python37\lib\site-packages (from pytest-playwright) (1.17.0) Requirement already satisfied: python-slugify in d:\python\python37\lib\site-packages (from pytest-playwright) (5.0.2) Requirement already satisfied: pytest-base-url in d:\python\python37\lib\site-packages (from pytest-playwright) (1.4.2) Requirement already satisfied: typing-extensions in d:\python\python37\lib\site-packages (from playwright>=1.13->pytest-playwright) (3.7.4.3) Requirement already satisfied: pyee>=8.0.1 in d:\python\python37\lib\site-packages (from playwright>=1.13->pytest-playwright) (8.2.2) Requirement already satisfied: websockets>=8.1 in d:\python\python37\lib\site-packages (from playwright>=1.13->pytest-playwright) (9.1) Requirement already satisfied: greenlet>=1.0.0 in d:\python\python37\lib\site-packages (from playwright>=1.13->pytest-playwright) (1.0.0) Requirement already satisfied: atomicwrites>=1.0 in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (1.3.0) Requirement already satisfied: attrs>=19.2.0 in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (19.3.0) Requirement already satisfied: py>=1.8.2 in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (1.9.0) Requirement already satisfied: toml in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (0.10.0) Requirement already satisfied: colorama in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (0.4.3) Requirement already satisfied: pluggy<2.0,>=0.12 in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (0.13.1) Requirement already satisfied: packaging in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (20.9) Requirement already satisfied: importlib-metadata>=0.12 in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (1.7.0) Requirement already satisfied: iniconfig in d:\python\python37\lib\site-packages (from pytest->pytest-playwright) (1.0.1) Requirement already satisfied: requests>=2.9 in d:\python\python37\lib\site-packages (from pytest-base-url->pytest-playwright) (2.25.0) Requirement already satisfied: text-unidecode>=1.3 in d:\python\python37\lib\site-packages (from python-slugify->pytest-playwright) (1.3) Requirement already satisfied: zipp>=0.5 in d:\python\python37\lib\site-packages (from importlib-metadata>=0.12->pytest->pytest-playwright) (3.1.0) Requirement already satisfied: urllib3<1.27,>=1.21.1 in d:\python\python37\lib\site-packages (from requests>=2.9->pytest-base-url->pytest-playwright) (1.26.2) Requirement already satisfied: certifi>=2017.4.17 in d:\python\python37\lib\site-packages (from requests>=2.9->pytest-base-url->pytest-playwright) (2020.4.5.1) Requirement already satisfied: idna<3,>=2.5 in d:\python\python37\lib\site-packages (from requests>=2.9->pytest-base-url->pytest-playwright) (2.9) Requirement already satisfied: chardet<4,>=3.0.2 in d:\python\python37\lib\site-packages (from requests>=2.9->pytest-base-url->pytest-playwright) (3.0.4) Requirement already satisfied: pyparsing>=2.0.2 in d:\python\python37\lib\site-packages (from packaging->pytest->pytest-playwright) (2.4.7) Installing collected packages: pytest-playwright Successfully installed pytest-playwright-0.2.2
import pytest from playwright.sync_api import Page def test_baidu_com(page: Page): page.goto("https://www.baidu.com") # xpath定位輸入框,輸入文本內(nèi)容 page.fill('//*[@id="kw"]', "秦時(shí)明月") # css點(diǎn)位點(diǎn)擊“百度一下”按鈕 page.click('#su') # 打印title名稱 print(page.title) if __name__ == '__main__': pytest.main(["-v", "test_baidu_example.py"])
名詞解釋:
test_baidu_com(page: Page):自動完成配置類型 ( page是pytest_playwright插件提供的一個(gè)夾函數(shù),page指定到類型為Page,Page是playwright庫提供的一個(gè)類,page指定類型為Page就可以調(diào)用Page類中的一些列方法 )
命令行輸入命令執(zhí)行:
PS F:\project_gitee\Test\playwrightProject\cases> pytest --browser chromium --video on ================================================================================== test session starts ================================================================================== platform win32 -- Python 3.7.7, pytest-6.2.5, py-1.9.0, pluggy-0.13.1 rootdir: F:\project_gitee\Test\playwrightProject\cases plugins: allure-pytest-2.9.43, anyio-3.3.4, base-url-1.4.2, clarity-1.0.1, cov-2.8.1, emoji-0.2.0, forked-1.3.0, html-3.1.1, lazy-fixture-0.6.3, metadata-1.11.0, pikachu-0.1.0, playwrigh t-0.2.2, rerunfailures-9.1.1, xdist-2.2.1 collected 1 item test_baidu_example.py . [100%] =================================================================================== 1 passed in 1.97s ===================================================================================
命令行常用基礎(chǔ)命令:
# 運(yùn)行測試 pytest # 開啟頁面運(yùn)行 pytest --headed # 指定瀏覽器運(yùn)行 pytest --browser firefox # 開啟頁面運(yùn)行并指定瀏覽器運(yùn)行 pytest --headed --browser firefox # 指定兩個(gè)瀏覽器運(yùn)行,優(yōu)先運(yùn)行火狐再運(yùn)行谷歌 pytest --browser firefox --browser chromium # 使用瀏覽器頻道,支持谷歌瀏覽器(我的電腦其他瀏覽器是報(bào)錯(cuò)的) pytest --browser-channel chromium # 用慢動作運(yùn)行測試 pytest --slowmo 100 # 指定谷歌瀏覽器,開啟記錄每次測試的軌跡(生成一個(gè).zip包,存放在test-results文件夾中) pytest --browser chromium --tracing on(on:開;off:關(guān)) # 指定谷歌瀏覽器,開啟每次測試錄制視頻(生成一個(gè).webm包,存放在test-results文件夾中) pytest --browser chromium --video on(on:開;off:關(guān)) # 指定谷歌瀏覽器,開啟每次測試后是否自動截屏(生成一個(gè).png圖片,存放在test-results文件夾中) pytest --browser chromium --screenshot on
通過瀏覽器跳過測試:
import pytest from playwright.sync_api import Page @pytest.mark.skip_browser("firefox") def test_baidu_com(page: Page): page.goto("https://www.baidu.com") # xpath定位輸入框,輸入文本內(nèi)容 page.fill('//*[@id="kw"]', "秦時(shí)明月") # css點(diǎn)位點(diǎn)擊“百度一下”按鈕 page.click('#su') # 打印title名稱 print(page.title) if __name__ == '__main__': pytest.main(["-v", "test_baidu_example.py"])
在特定瀏覽器上運(yùn)行:
import pytest from playwright.sync_api import Page @pytest.mark.only_browser("chromium") def test_baidu_com(page: Page): page.goto("https://www.baidu.com") # xpath定位輸入框,輸入文本內(nèi)容 page.fill('//*[@id="kw"]', "秦時(shí)明月") # css點(diǎn)位點(diǎn)擊“百度一下”按鈕 page.click('#su') # 打印title名稱 print(page.title) if __name__ == '__main__': pytest.main(["-v", "test_baidu_example.py"])
第一種是寫在conftest.py中,然后直接運(yùn)行測試用例:
# conftest.py import pytest @pytest.fixture(scope="session") def browser_context_args(browser_context_args): return { **browser_context_args, "ignore_https_errors": True, } @pytest.fixture(scope="session") def browser_context_args(browser_context_args): return { **browser_context_args, "viewport": { "width": 1920, "height": 1080, } }
測試用例寫法如下(最好這樣寫,不然運(yùn)行就報(bào)錯(cuò),作者已采坑):
import pytest from playwright.sync_api import Page def test_example(page: Page): page.goto("http://www.baidu.com") assert page.title() == "百度一下,你就知道" page.close() if __name__ == '__main__': pytest.main(["-v", "test_example.py"])
命令行運(yùn)行測試用例:
PS F:\project_gitee\Test\playwrightProject\cases> pytest --headed --browser chromium ================================================================================== test session starts ================================================================================== platform win32 -- Python 3.7.7, pytest-6.2.5, py-1.9.0, pluggy-0.13.1 rootdir: F:\project_gitee\Test\playwrightProject\cases plugins: allure-pytest-2.9.43, anyio-3.3.4, asyncio-0.16.0, base-url-1.4.2, clarity-1.0.1, cov-2.8.1, emoji-0.2.0, forked-1.3.0, html-3.1.1, lazy-fixture-0.6.3, metadata-1.11.0, pikachu- 0.1.0, playwright-0.2.2, rerunfailures-9.1.1, xdist-2.2.1 collected 1 item test_example.py . [100%] =================================================================================== 1 passed in 2.39s ===================================================================================
第二種是直接在用例中增加指定參數(shù)即可:
import pytest from playwright.sync_api import sync_playwright def test_example(): with sync_playwright() as p: browser = p.chromium.launch(headless=False) page = browser.new_context( ignore_https_errors=True, viewport={ "width": 1920, "height": 1040, } ) page = page.new_page() page.goto("http://www.baidu.com") assert page.title() == "百度一下,你就知道" browser.close() if __name__ == '__main__': pytest.main(["-v", "test_example.py"])
名詞解釋:
p.chromium.launch(headless=False):headless=False是開啟有頁面運(yùn)行(默認(rèn)是True,也就是無頭瀏覽器)
第三種是模擬手機(jī)瀏覽器
# conftest.py import pytest @pytest.fixture(scope="session") def browser_context_args(browser_context_args, playwright): iphone_11 = playwright.devices['iPhone 11 Pro'] return { **browser_context_args, **iphone_11, }
測試用例寫法如下(最好這樣寫,不然運(yùn)行就報(bào)錯(cuò),作者已采坑):
import pytest from playwright.sync_api import Page def test_example(page: Page): page.goto("http://www.baidu.com") assert page.title() == "百度一下,你就知道" page.close() if __name__ == '__main__': pytest.main(["-v", "test_example.py"])
命令行運(yùn)行測試用例:
PS F:\project_gitee\Test\playwrightProject\cases> pytest --headed --browser chromium ================================================================================== test session starts ================================================================================== platform win32 -- Python 3.7.7, pytest-6.2.5, py-1.9.0, pluggy-0.13.1 rootdir: F:\project_gitee\Test\playwrightProject\cases plugins: allure-pytest-2.9.43, anyio-3.3.4, asyncio-0.16.0, base-url-1.4.2, clarity-1.0.1, cov-2.8.1, emoji-0.2.0, forked-1.3.0, html-3.1.1, lazy-fixture-0.6.3, metadata-1.11.0, pikachu- 0.1.0, playwright-0.2.2, rerunfailures-9.1.1, xdist-2.2.1 collected 1 item test_example.py F [100%] ======================================================================================= FAILURES ======================================================================================== ________________________________________________________________________________ test_example[chromium] _________________________________________________________________________________ page = <Page url='https://m.baidu.com/?from=844b&vit=fps'> def test_example(page: Page): page.goto("http://www.baidu.com") > assert page.title() == "百度一下,你就知道" E AssertionError: assert '百度一下' == '百度一下,你就知道' E - 百度一下,你就知道 E + 百度一下 test_example.py:15: AssertionError ================================================================================ short test summary info ================================================================================ FAILED test_example.py::test_example[chromium] - AssertionError: assert '百度一下' == '百度一下,你就知道' =================================================================================== 1 failed in 3.14s ===================================================================================
這里運(yùn)行后,打開的web頁面,是一個(gè)手機(jī)形狀的頁面,仿的是手機(jī)瀏覽器(代碼中指定的是iPhone 11 Pro)
它的意思就是打開一個(gè)web頁面,會在這個(gè)web頁面開多個(gè)新標(biāo)簽頁面去執(zhí)行測試用例。
例如:我有兩個(gè)測試用例需要執(zhí)行,如果使用持久上下文,就會打開一個(gè)web頁面,然后web頁面的第一個(gè)標(biāo)簽頁運(yùn)行第一個(gè)測試用例,第二個(gè)標(biāo)簽頁運(yùn)行第二個(gè)測試用例,直到把所有測試用例運(yùn)行完了,關(guān)閉整個(gè)web頁面,結(jié)束。
當(dāng)然,如果你沒有使用持久上下文,那就是打開web頁面執(zhí)行第一個(gè)測試用例,執(zhí)行完第一個(gè)測試用例關(guān)閉web頁面,然后再打開web頁面執(zhí)行第二個(gè)測試用例,執(zhí)行完第二個(gè)測試用例關(guān)閉web頁面,結(jié)束。
import pytest from playwright.sync_api import BrowserType from typing import Dict @pytest.fixture(scope="session") def context( browser_type: BrowserType, browser_type_launch_args: Dict, browser_context_args: Dict ): context = browser_type.launch_persistent_context("./data", **{ **browser_type_launch_args, **browser_context_args, "locale": "de-DE", }) yield context context.close()
名詞解釋:
./data用戶數(shù)據(jù)目錄的路徑,它存儲瀏覽器會話數(shù)據(jù),如cookie和本地存儲。
browser_type_launch_args如果沒有設(shè)置值,返回的就是一個(gè)空字典;它里面的參數(shù)就是和p.chromium.launch()中的傳參一致的,此處了解下,后面具體介紹。
browser_context_args如果沒有設(shè)置值,返回的就是一個(gè)空字典;它里面的參數(shù)就和context = browser.new_context()中的傳參一致的,此處了解下,后面具體介紹。
locale指定用戶區(qū)域設(shè)置,例如' en-GB '、' de-DE '等。
命令行運(yùn)行測試用例:
PS F:\project_gitee\Test\playwrightProject\cases> pytest --headed --browser chromium ================================================================================== test session starts ================================================================================== platform win32 -- Python 3.7.7, pytest-6.2.5, py-1.9.0, pluggy-0.13.1 rootdir: F:\project_gitee\Test\playwrightProject\cases plugins: allure-pytest-2.9.43, anyio-3.3.4, asyncio-0.16.0, base-url-1.4.2, clarity-1.0.1, cov-2.8.1, emoji-0.2.0, forked-1.3.0, html-3.1.1, lazy-fixture-0.6.3, metadata-1.11.0, pikachu- 0.1.0, playwright-0.2.2, rerunfailures-9.1.1, xdist-2.2.1 collected 2 items test_baidu_example.py . [ 50%] test_example.py . [100%] =================================================================================== 2 passed in 3.12s ===================================================================================
必須知曉問題:
上述文章中的browser_type_launch_args和browser_context_args都是pytest_playwright插件提供的測試夾會話:
展示pytest_playwright插件部分源碼:
@pytest.fixture(scope="session") def browser_type_launch_args(pytestconfig: Any) -> Dict: launch_options = {} headed_option = pytestconfig.getoption("--headed") if headed_option: launch_options["headless"] = False browser_channel_option = pytestconfig.getoption("--browser-channel") if browser_channel_option: launch_options["channel"] = browser_channel_option slowmo_option = pytestconfig.getoption("--slowmo") if slowmo_option: launch_options["slow_mo"] = slowmo_option return launch_options @pytest.fixture(scope="session") def browser_context_args( pytestconfig: Any, playwright: Playwright, device: Optional[str], ) -> Dict: context_args = {} if device: context_args.update(playwright.devices[device]) base_url = pytestconfig.getoption("--base-url") if base_url: context_args["base_url"] = base_url video_option = pytestconfig.getoption("--video") capture_video = video_option in ["on", "retain-on-failure"] if capture_video: context_args["record_video_dir"] = artifacts_folder.name return context_args
感謝各位的閱讀,以上就是“python中playwright結(jié)合pytest執(zhí)行怎么實(shí)現(xiàn)”的內(nèi)容了,經(jīng)過本文的學(xué)習(xí)后,相信大家對python中playwright結(jié)合pytest執(zhí)行怎么實(shí)現(xiàn)這一問題有了更深刻的體會,具體使用情況還需要大家實(shí)踐驗(yàn)證。這里是億速云,小編將為大家推送更多相關(guān)知識點(diǎn)的文章,歡迎關(guān)注!
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