Update test_provider.py

This commit is contained in:
Chris Pietschmann 2025-02-18 15:01:26 -05:00
parent 7d1ec20429
commit 56060db29d

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@ -282,26 +282,8 @@ class TestGCSStorageProvider:
class TestAzureStorageProvider:
def __init__(self):
super().__init__()
@pytest.fixture(scope="class")
def setup(self, monkeypatch):
"""Mock BlobServiceClient and BlobContainerClient for local testing"""
# Create mock Blob Service Client
mock_blob_service_client = MagicMock()
mock_container_client = MagicMock()
mock_blob_client = MagicMock()
# Set up return values
mock_blob_service_client.get_container_client.return_value = mock_container_client
mock_container_client.get_blob_client.return_value = mock_blob_client
# Mock `from_connection_string` and `BlobServiceClient` constructor
monkeypatch.setattr(azure.storage.blob.BlobServiceClient, lambda *_: mock_blob_service_client)
monkeypatch.setattr(azure.storage.blob.BlobContainerClient, lambda *_: mock_container_client)
monkeypatch.setattr(azure.storage.blob.BlobClient, lambda *_: mock_blob_client)
@pytest.fixture(autouse=True)
def setup_storage(self, monkeypatch):
self.Storage = provider.AzureStorageProvider()
self.Storage.endpoint = "https://myaccount.blob.core.windows.net"
self.Storage.container_name = "my-container"
@ -310,34 +292,48 @@ class TestAzureStorageProvider:
self.filename_extra = "test_extra.txt"
self.file_bytesio_empty = io.BytesIO()
# Apply to instance variables
# Create mock Blob Service Client and related clients
mock_blob_service_client = MagicMock()
mock_container_client = MagicMock()
mock_blob_client = MagicMock()
# Set up return values for the mock
mock_blob_service_client.get_container_client.return_value = mock_container_client
mock_container_client.get_blob_client.return_value = mock_blob_client
# Monkeypatch the Azure classes to return our mocks
monkeypatch.setattr(
azure.storage.blob, "BlobServiceClient", lambda *args, **kwargs: mock_blob_service_client
)
monkeypatch.setattr(
azure.storage.blob, "BlobContainerClient", lambda *args, **kwargs: mock_container_client
)
monkeypatch.setattr(
azure.storage.blob, "BlobClient", lambda *args, **kwargs: mock_blob_client
)
# Apply mocks to the Storage instance
self.Storage.blob_service_client = mock_blob_service_client
self.Storage.container_client = mock_container_client
yield
def test_upload_file(self, monkeypatch, tmp_path, setup):
"""Test uploading a file to mocked Azure Storage."""
def test_upload_file(self, monkeypatch, tmp_path):
upload_dir = mock_upload_dir(monkeypatch, tmp_path)
# Simulate an error when container does not exist
self.Storage.container_client.get_blob_client.side_effect = Exception("Container does not exist")
with pytest.raises(Exception):
self.Storage.upload_file(io.BytesIO(self.file_content), self.filename)
# Reset side effect and create container
self.Storage.container_client.get_blob_client.side_effect = None
self.Storage.create_container()
contents, azure_file_path = self.Storage.upload_file(
io.BytesIO(self.file_content), self.filename
)
contents, azure_file_path = self.Storage.upload_file(io.BytesIO(self.file_content), self.filename)
# Assertions
self.Storage.container_client.get_blob_client.assert_called_with(self.filename)
self.Storage.container_client.get_blob_client().upload_blob.assert_called_once_with(self.file_content, overwrite=True)
self.Storage.container_client.get_blob_client().upload_blob.assert_called_once_with(
self.file_content, overwrite=True
)
assert contents == self.file_content
assert azure_file_path == f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}"
assert (upload_dir / self.filename).exists()
@ -346,42 +342,38 @@ class TestAzureStorageProvider:
with pytest.raises(ValueError):
self.Storage.upload_file(self.file_bytesio_empty, self.filename)
def test_get_file(self, monkeypatch, tmp_path, setup):
"""Test retrieving a file from mocked Azure Storage."""
def test_get_file(self, monkeypatch, tmp_path):
upload_dir = mock_upload_dir(monkeypatch, tmp_path)
self.Storage.create_container()
# Mock upload behavior
self.Storage.upload_file(io.BytesIO(self.file_content), self.filename)
# Mock blob download behavior
self.Storage.container_client.get_blob_client().download_blob().readall.return_value = self.file_content
file_path = self.Storage.get_file(f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}")
file_url = f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}"
file_path = self.Storage.get_file(file_url)
assert file_path == str(upload_dir / self.filename)
assert (upload_dir / self.filename).exists()
assert (upload_dir / self.filename).read_bytes() == self.file_content
def test_delete_file(self, monkeypatch, tmp_path, setup):
"""Test deleting a file from mocked Azure Storage."""
def test_delete_file(self, monkeypatch, tmp_path):
upload_dir = mock_upload_dir(monkeypatch, tmp_path)
self.Storage.create_container()
# Mock upload
# Mock file upload
self.Storage.upload_file(io.BytesIO(self.file_content), self.filename)
# Mock deletion
self.Storage.container_client.get_blob_client().delete_blob.return_value = None
self.Storage.delete_file(f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}")
file_url = f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}"
self.Storage.delete_file(file_url)
# Assertions
self.Storage.container_client.get_blob_client().delete_blob.assert_called_once()
assert not (upload_dir / self.filename).exists()
def test_delete_all_files(self, monkeypatch, tmp_path, setup):
"""Test deleting all files from mocked Azure Storage."""
def test_delete_all_files(self, monkeypatch, tmp_path):
upload_dir = mock_upload_dir(monkeypatch, tmp_path)
self.Storage.create_container()
@ -396,22 +388,18 @@ class TestAzureStorageProvider:
]
self.Storage.container_client.get_blob_client().delete_blob.return_value = None
# Call delete all files
self.Storage.delete_all_files()
# Assertions
self.Storage.container_client.list_blobs.assert_called_once()
self.Storage.container_client.get_blob_client().delete_blob.assert_any_call()
assert not (upload_dir / self.filename).exists()
assert not (upload_dir / self.filename_extra).exists()
def test_get_file_not_found(self, monkeypatch, setup):
"""Test handling when a requested file does not exist."""
def test_get_file_not_found(self, monkeypatch):
self.Storage.create_container()
# Mock behavior to raise an error for missing files
file_url = f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}"
# Mock behavior to raise an error for missing blobs
self.Storage.container_client.get_blob_client().download_blob.side_effect = Exception("Blob not found")
with pytest.raises(Exception, match="Blob not found"):
self.Storage.get_file(f"https://myaccount.blob.core.windows.net/{self.Storage.container_name}/{self.filename}")
self.Storage.get_file(file_url)