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Realiza pruebas de navegador con Device Farm y haz capturas de pantalla con un AWS SDK
El siguiente ejemplo de código muestra cómo ejecutar pruebas de navegador con Device Farm y realizar capturas de pantalla.
- Python
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- SDKpara Python (Boto3)
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nota
Hay más información. GitHub Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS
. Usa PyTest Selenium para navegar a sitios web específicos, hacer capturas de pantalla y comparar el contenido real del sitio web con el contenido esperado.
import datetime import os import subprocess import boto3 import pytest from selenium import webdriver from selenium.webdriver import DesiredCapabilities from selenium.webdriver.common.by import By from selenium.webdriver.common.keys import Keys from selenium.webdriver.support import expected_conditions from selenium.webdriver.support.wait import WebDriverWait def get_git_hash(): """ Get the short Git hash of the current commit of the repository """ try: return ( subprocess.check_output(["git", "rev-parse", "--short", "HEAD"]) .decode("utf-8") .strip() ) except: return "norepo" class TestHelloSuite: """ Our test suite. This style of test suite allows us to use setup_method and teardown_method. """ def save_screenshot(self, name): self.driver.save_screenshot(os.path.join(self.screenshot_path, name)) def setup_method(self, method): """ Set up a test. This makes sure that the session for an individual test is ready. The AWS credentials are read from the default ~/.aws/credentials or from the command line by setting the AWS_ACCESS_KEY_ID and AWS_SECRET_KEY environment variables. The project Amazon Resource Name (ARN) is determined by the PROJECT_ARN environment variable. """ devicefarm_client = boto3.client("devicefarm") project_arn = os.environ.get("PROJECT_ARN", None) if project_arn is None: raise ValueError("Must set PROJECT_ARN") # Request a driver hub URL for the Selenium client testgrid_url_response = devicefarm_client.create_test_grid_url( projectArn=project_arn, expiresInSeconds=300 ) # We want a directory to save our files into. We're going to make a directory # in the current directory that holds our results. self.screenshot_path = os.path.join( ".", "results", get_git_hash() + "-" + (datetime.date.today().isoformat()) ) if not os.path.exists(self.screenshot_path): os.makedirs(self.screenshot_path, exist_ok=True) # We want a Firefox instance on Windows desired_cap = DesiredCapabilities.FIREFOX desired_cap["platform"] = "windows" desired_cap["BrowserVersion"] = "latest" # Configure the webdriver with the appropriate remote endpoint. self.driver = webdriver.Remote(testgrid_url_response["url"], desired_cap) # # Auto-Tagging # # In order to get the Session ARN, we need to look up the session by the # Project ARN and session ID (from the driver). testgrid_session_arn_response = devicefarm_client.get_test_grid_session( projectArn=project_arn, sessionId=self.driver.session_id ) # Save the session's ARN so we can tag the session. self.session_arn = testgrid_session_arn_response["testGridSession"]["arn"] # In order to tag it, we're going to use the resourcegroupstaggingapi client to # add a tag to the session ARN that we just got. tag_client = boto3.client("resourcegroupstaggingapi") tag_client.tag_resources( ResourceARNList=[self.session_arn], Tags={"TestSuite": f"testsuite {method.__name__}", "GitId": get_git_hash()}, ) def teardown_method(self, method): """ Clean up resources used by each method. """ # End the Selenium session so we're off the clock. self.driver.quit() @pytest.mark.parametrize( "query,leading", [ pytest.param( "Seattle", "Seattle (/siˈætəl/ (listen) see-AT-əl) is a seaport city on the West Coast of the United States.", ), pytest.param( "Selenium", "Selenium is a chemical element with the symbol Se and atomic number 34.", ), pytest.param( "Amazon Locker", "Amazon Locker is a self-service package delivery service offered by online retailer Amazon.", ), pytest.param( "Kootenai Falls", "Kootenai Falls is a waterfall on the Kootenay River located in Lincoln County, Montana, just off U.S. Route 2.", ), pytest.param( "Dorayaki", "Dorayaki (どら焼き, どらやき, 銅鑼焼き, ドラ焼き) is a type of Japanese confection.", ), pytest.param("Robot Face", "<|°_°|> (also known as Robot Face or Robot)"), ], ) def test_first_paragraph_text(self, query, leading): """ This test looks at the first paragraph of a page on Wikipedia, comparing it to a known leading sentence. If the leading sentence matches, the test passes. A screenshot is taken before the final assertion is made, letting us debug if something isn't right. """ # Open the main page of Wikipedia self.driver.get("https://en.wikipedia.org/wiki/Main_Page") # Find the search box, enter a query, and press enter search_input = self.driver.find_element(By.ID, "searchInput") search_input.click() search_input.send_keys(query) search_input.send_keys(Keys.ENTER) # Wait for the search box to go stale -- This means we've navigated fully. WebDriverWait(self.driver, 5).until( expected_conditions.staleness_of(search_input) ) # Get the leading paragraph of the article. lead = leading.lower() # Find the element... lead_para = self.driver.find_element( By.XPATH, "//div[@class='mw-parser-output']//p[not(@class)]" ) # ... and copy out its text. our_text = lead_para.text.lower() our_text = our_text[: len(lead)] # Take a screenshot and compare the strings. self.save_screenshot(f"leadingpara_{query}.png") assert our_text.startswith(lead) @pytest.mark.parametrize( "query,expected", [ pytest.param("Automation Testing", "Test Automation"), pytest.param("DevOps", "DevOps"), pytest.param("Jackdaws Love My Big Sphinx Of Quartz", "Pangram"), pytest.param("EarthBound", "EarthBound"), pytest.param("Covered Bridges Today", "Covered Bridges Today"), pytest.param("Kurt Godel", "Kurt Gödel"), pytest.param("N//ng language", "Nǁng language"), pytest.param( "Who the Frick Is Jackson Pollock?", "Who the $&% Is Jackson Pollock?" ), ], ) def test_redirect_titles(self, query, expected): """ A test comparing pages we expect to (or not to) redirect on Wikipedia. This test checks to see that the page ("query") redirects (or doesn't) to the "expected" page title. Several of these are common synonyms ("Jackdaws...") while others are because of characters untypable by most keyboards ("Nǁng language") A screenshot is taken just before the final assertion is made to aid in debugging and verification. """ # Open the main page of Wikipedia self.driver.get("https://en.wikipedia.org/wiki/Main_Page") # Find the search box, enter some text into it, and send an enter key. search_input = self.driver.find_element(By.ID, "searchInput") search_input.click() search_input.send_keys(query) search_input.send_keys(Keys.ENTER) # wait until the page has rolled over -- once the search input handle is stale, # the browser has navigated. WebDriverWait(self.driver, 5).until( expected_conditions.staleness_of(search_input) ) # Get the first heading & take a screenshot our_text = self.driver.find_element(By.ID, "firstHeading").text.lower() self.save_screenshot(f"redirect_{query}.png") # did it match? assert our_text == expected.lower()
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Para API obtener más información, consulte los siguientes temas en la sección AWS SDKde referencia sobre Python (Boto3). API
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