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How to use background_pages method in Playwright Python

Best Python code snippet using playwright-python

features_bundle_test.py

Source:features_bundle_test.py

1#!/usr/bin/env python2# Copyright 2013 The Chromium Authors. All rights reserved.3# Use of this source code is governed by a BSD-style license that can be4# found in the LICENSE file.5import json6import unittest7from server_instance import ServerInstance8from test_file_system import TestFileSystem9_TEST_FILESYSTEM = {10  'api': {11    '_api_features.json': json.dumps({12      'audioCapture': {13        'channel': 'stable',14        'extension_types': ['platform_app']15      },16      'background': [17        {18          'channel': 'stable',19          'extension_types': ['extension']20        },21        {22          'channel': 'stable',23          'extension_types': ['platform_app'],24          'whitelist': ['im not here']25        }26      ],27      'omnibox': {28        'dependencies': ['manifest:omnibox'],29        'contexts': ['blessed_extension']30      },31      'syncFileSystem': {32        'dependencies': ['permission:syncFileSystem'],33        'contexts': ['blessed_extension']34      },35      'tabs': {36        'channel': 'stable',37        'extension_types': ['extension', 'legacy_packaged_app'],38        'contexts': ['blessed_extension']39      },40      'test': {41        'channel': 'stable',42        'extension_types': 'all',43        'contexts': [44            'blessed_extension', 'unblessed_extension', 'content_script']45      },46      'windows': {47        'dependencies': ['api:tabs'],48        'contexts': ['blessed_extension']49      }50    }),51    '_manifest_features.json': json.dumps({52      'app.content_security_policy': {53        'channel': 'stable',54        'extension_types': ['platform_app'],55        'min_manifest_version': 2,56        'whitelist': ['this isnt happening']57      },58      'background': {59        'channel': 'stable',60        'extension_types': ['extension', 'legacy_packaged_app', 'hosted_app']61      },62      'manifest_version': {63        'channel': 'stable',64        'extension_types': 'all'65      },66      'omnibox': {67        'channel': 'stable',68        'extension_types': ['extension']69      },70      'page_action': {71        'channel': 'stable',72        'extension_types': ['extension']73      },74      'sockets': {75        'channel': 'dev',76        'extension_types': ['platform_app']77      }78    }),79    '_permission_features.json': json.dumps({80      'bluetooth': {81        'channel': 'dev',82        'extension_types': ['platform_app']83      },84      'power': {85        'channel': 'stable',86        'extension_types': [87          'extension', 'legacy_packaged_app', 'platform_app'88        ]89      },90      'syncFileSystem': {91        'channel': 'stable',92        'extension_types': ['platform_app']93      },94      'tabs': {95        'channel': 'stable',96        'extension_types': ['extension']97      }98    })99  },100  'docs': {101    'templates': {102      'json': {103        'manifest.json': json.dumps({104          'background': {105            'documentation': 'background_pages.html'106          },107          'manifest_version': {108            'documentation': 'manifest/manifest_version.html',109            'example': 2,110            'level': 'required'111          },112          'page_action': {113            'documentation': 'pageAction.html',114            'example': {},115            'level': 'only_one'116          }117        }),118        'permissions.json': json.dumps({119          'fakeUnsupportedFeature': {},120          'syncFileSystem': {121            'partial': 'permissions/sync_file_system.html'122          },123          'tabs': {124            'partial': 'permissions/tabs.html'125          },126        })127      }128    }129  }130}131class FeaturesBundleTest(unittest.TestCase):132  def setUp(self):133    self._server = ServerInstance.ForTest(TestFileSystem(_TEST_FILESYSTEM))134  def testManifestFeatures(self):135    expected_features = {136      'background': {137        'name': 'background',138        'channel': 'stable',139        'platforms': ['extensions'],140        'documentation': 'background_pages.html'141      },142      'manifest_version': {143        'name': 'manifest_version',144        'channel': 'stable',145        'platforms': ['apps', 'extensions'],146        'documentation': 'manifest/manifest_version.html',147        'level': 'required',148        'example': 2149      },150      'omnibox': {151        'name': 'omnibox',152        'channel': 'stable',153        'platforms': ['extensions']154      },155      'page_action': {156        'name': 'page_action',157        'channel': 'stable',158        'platforms': ['extensions'],159        'documentation': 'pageAction.html',160        'level': 'only_one',161        'example': {}162      },163      'sockets': {164        'name': 'sockets',165        'channel': 'dev',166        'platforms': ['apps']167      }168    }169    self.assertEqual(170        expected_features,171        self._server.features_bundle.GetManifestFeatures().Get())172  def testPermissionFeatures(self):173    expected_features = {174      'bluetooth': {175        'name': 'bluetooth',176        'channel': 'dev',177        'platforms': ['apps'],178      },179      'fakeUnsupportedFeature': {180        'name': 'fakeUnsupportedFeature',181        'platforms': []182      },183      'power': {184        'name': 'power',185        'channel': 'stable',186        'platforms': ['apps', 'extensions'],187      },188      'syncFileSystem': {189        'name': 'syncFileSystem',190        'channel': 'stable',191        'platforms': ['apps'],192        'partial': 'permissions/sync_file_system.html'193      },194      'tabs': {195        'name': 'tabs',196        'channel': 'stable',197        'platforms': ['extensions'],198        'partial': 'permissions/tabs.html'199      }200    }201    self.assertEqual(202        expected_features,203        self._server.features_bundle.GetPermissionFeatures().Get())204  def testAPIFeatures(self):205    expected_features = {206      'audioCapture': {207        'name': 'audioCapture',208        'channel': 'stable',209        'platforms': ['apps']210      },211      'background': {212        'name': 'background',213        'channel': 'stable',214        'platforms': ['extensions']215      },216      'omnibox': {217        'name': 'omnibox',218        'platforms': ['extensions'],219        'contexts': ['blessed_extension'],220        'dependencies': ['manifest:omnibox']221      },222      'syncFileSystem': {223        'name': 'syncFileSystem',224        'platforms': ['apps'],225        'contexts': ['blessed_extension'],226        'dependencies': ['permission:syncFileSystem']227      },228      'tabs': {229        'name': 'tabs',230        'channel': 'stable',231        'platforms': ['extensions'],232        'contexts': ['blessed_extension'],233      },234      'test': {235        'name': 'test',236        'channel': 'stable',237        'platforms': ['apps', 'extensions'],238        'contexts': [239            'blessed_extension', 'unblessed_extension', 'content_script'],240      },241      'windows': {242        'name': 'windows',243        'platforms': ['extensions'],244        'contexts': ['blessed_extension'],245        'dependencies': ['api:tabs']246      }247    }248    self.assertEqual(249        expected_features,250        self._server.features_bundle.GetAPIFeatures().Get())251if __name__ == '__main__':...

test_launcher.py

Source:test_launcher.py

...81        browser.close(),82    )83    await browser.close()84@pytest.mark.only_browser("chromium")85async def test_browser_launch_should_return_background_pages(86    browser_type: BrowserType,87    tmpdir,88    browser_channel,89    assetdir,90    launch_arguments,91):92    if browser_channel:93        pytest.skip()94    extension_path = str(assetdir / "simple-extension")95    context = await browser_type.launch_persistent_context(96        str(tmpdir),97        **{98            **launch_arguments,99            "headless": False,...

pdfHExt.py

Source:pdfHExt.py

1# DEPENDENCYS: You need to install pdfrw via:  pip install pdfrw2# import pdfrw3def print_Dependencies():4    print("Dependencies:")5    print("  This program uses the following python libraries:")6    print("    - sys  (should be installed with python per default)")7    print("    - os   (should be installed with python per default)")8    print("    - pdfrw  (use 'pip install pdfrw' to install this library)")9try:10    import sys11    import os12    from pdfrw import PageMerge, PdfReader, PdfWriter, PdfDict, PdfName13except:14    print("------------------------------------------------------------------")15    print("")16    print("")17    print("ERROR : Please install the required dependencies first!")18    print("")19    print_Dependencies()20    print("")21    print("")22    print("------------------------------------------------------------------")23scripts_path = os.path.dirname(os.path.abspath(__file__))24if len(sys.argv) < 3 or len(sys.argv) > 4:25    print("------------------------------------------------------------------")26    print(" Usage:")27    print("    python pdfHExt.py input output [template]")28    print(" Parameters:")29    print("    input")30    print("       being the path/filename to the source pdf")31    print("    output")32    print("       being the path/filename to write the new generated pdf")33    print("    template (optional)")34    print("       being the path/filename for the background")35    print(" What it does:")36    print("    This program will paste each page of the pdf-file 'input'")37    print("    onto a larger sized page called template.")38    print("    If no template is given, then a default tempalte is used.")39    print("    The input pages are pasted on the left, vertically centered")40    print("    side of each page, so you have enough space on the right to")41    print("    annotate each page with your desired hand writing program")42    print("    like Xournal, Xournal++, GoodNotes, etc.")43    print_Dependencies()44    print("------------------------------------------------------------------")45    sys.exit(0)46def blankPage(template):47    x = PdfDict()48    x.Type = PdfName.Page49    x.Contents = PdfDict(stream="")50    x.MediaBox = template.inheritable.MediaBox51    return x52inFilename = sys.argv[1]53outFilename = sys.argv[2]54templateFilename = os.path.join(scripts_path,"3xDinA4.pdf")55if len(sys.argv) == 4:56    templateFilename = sys.argv[3]57background_pages = PdfReader(templateFilename)58background = background_pages.pages[0]59background_PM = PageMerge().add(background)[0]60content = PdfReader(inFilename)61pdfOut = PdfWriter(outFilename)62for i in range(len(content.pages)):63    content_page = content.pages[i]64    content_page_PM = PageMerge().add(content_page)[0]65    outPage = blankPage(background)66    outPage = PageMerge(outPage).add(background_PM, prepend=False).render()67    outPage = PageMerge(outPage).add(content_page_PM, prepend=False).render()68    69    pdfOut.addpage(outPage)70#PdfWriter(outFilename, trailer=content).write()...

Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.