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Diffstat (limited to 'tests/test_extract_lambda.py')
| -rw-r--r-- | tests/test_extract_lambda.py | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/tests/test_extract_lambda.py b/tests/test_extract_lambda.py new file mode 100644 index 0000000..472e93a --- /dev/null +++ b/tests/test_extract_lambda.py @@ -0,0 +1,49 @@ +import pytest +import boto3 +from moto import mock_aws +from src.extract_lambda import list_existing_s3_files #process_and_upload_tables +import os +import logging + + +@pytest.fixture(scope='class') +def aws_credentials(): + os.environ["AWS_ACCESS_KEY_ID"] = 'testing' + os.environ["AWS_SECRET_ACCESS_KEY"] = 'testing' + os.environ["AWS_SECURIT_TOKEN"] = 'testing' + os.environ["AWS_SESSION_TOKEN"] = 'testing' + os.environ["AWS_DEFAULT_REGION"]= 'eu-west-2' + +@pytest.fixture(scope='class') +def s3_client(aws_credentials): + with mock_aws(): + yield boto3.client('s3') + +class TestListExistings3Files(): + def test_error_if_no_bucket(self, s3_client, caplog): + + logger = logging.getLogger() + logger.info('Testing now.') + caplog.set_level(logging.ERROR) + list_existing_s3_files(client=s3_client) + assert 'Error listing S3 objects' in caplog.text + + def test_error_if_bucket_is_empty(self, s3_client, caplog): + + s3_client.create_bucket(Bucket='extract_bucket', + CreateBucketConfiguration={ + 'LocationConstraint': 'eu-west-2' + }) + list_existing_s3_files(client=s3_client) + assert 'The bucket is empty' in caplog.text + + def test_error_retrieving_object(self, s3_client, caplog): + s3_client.upload_file('tests/dummy.txt', 'extract_bucket', 'dummy.txt') + list_existing_s3_files(bucket_name='test_bucket', client=s3_client) + + assert 'Error retrieving S3 object ' in caplog.text + + def test_retrieves_file_content(self, s3_client, caplog): + result = list_existing_s3_files(client=s3_client) + + assert list(result.values()) == ['This is a test file.']
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