Best Python code snippet using tempest_python
test_image_caching.py
Source:test_image_caching.py  
...43        # Check to see if we should even be running these tests.44        if not CONF.image.image_caching_enabled:45            raise cls.skipException('Target system is not configured with '46                                    'glance caching')47    def image_create_and_upload(self, upload=True, **kwargs):48        """Wrapper that returns a test image."""49        if 'name' not in kwargs:50            name = data_utils.rand_name(self.__name__ + "-image")51            kwargs['name'] = name52        params = dict(kwargs)53        image = self.create_image(**params)54        self.assertEqual('queued', image['status'])55        if not upload:56            return image57        file_content = data_utils.random_bytes()58        image_file = io.BytesIO(file_content)59        self.client.store_image_file(image['id'], image_file)60        image = self.client.show_image(image['id'])61        return image62    def _assertCheckQueues(self, queued_images):63        for image in self.cached_info:64            if self.cached_info[image] == 'queued':65                self.assertIn(image, queued_images)66    def _assertCheckCache(self, cached_images):67        cached_list = []68        for image in cached_images:69            cached_list.append(image['image_id'])70        for image in self.cached_info:71            if self.cached_info[image] == 'cached':72                self.assertIn(image, cached_list)73    @decorators.idempotent_id('4bf6adba-2f9f-47e9-a6d5-37f21ad4387c')74    def test_image_caching_cycle(self):75        """Test image cache APIs"""76        # Ensure that non-admin user is not allowed to perform caching77        # operations78        self.assertRaises(lib_exc.Forbidden,79                          self.os_primary.image_cache_client.list_cache)80        # Check there is nothing is queued for cached by us81        output = self.os_admin.image_cache_client.list_cache()82        self._assertCheckQueues(output['queued_images'])83        self._assertCheckCache(output['cached_images'])84        # Non-existing image should raise NotFound exception85        self.assertRaises(lib_exc.NotFound,86                          self.os_admin.image_cache_client.cache_queue,87                          'non-existing-image-id')88        # Verify that we can not use queued image for queueing89        image = self.image_create_and_upload(name='queued', upload=False)90        self.assertRaises(lib_exc.BadRequest,91                          self.os_admin.image_cache_client.cache_queue,92                          image['id'])93        # Create one image94        image = self.image_create_and_upload(name='first',95                                             container_format='bare',96                                             disk_format='raw',97                                             visibility='private')98        self.assertEqual('active', image['status'])99        # Queue image for caching100        self.os_admin.image_cache_client.cache_queue(image['id'])101        self.cached_info[image['id']] = 'queued'102        # Verify that we have 1 image for queueing and 0 for caching103        output = self.os_admin.image_cache_client.list_cache()104        self._assertCheckQueues(output['queued_images'])105        self._assertCheckCache(output['cached_images'])106        # Wait for image caching107        LOG.info("Waiting for image %s to get cached", image['id'])108        caching = waiters.wait_for_caching(...Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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