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gh-christianlouis-docuelevate/tests/test_oauth_helper.py
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2026-02-12 03:21:41 +00:00

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Python

"""
Tests for app/utils/oauth_helper.py
Tests OAuth token exchange helper functions.
"""
from unittest.mock import Mock, patch
import pytest
import requests
from fastapi import HTTPException
@pytest.mark.unit
class TestOAuthTokenExchange:
"""Test OAuth token exchange functionality"""
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_success(self, mock_settings, mock_post):
"""Test successful OAuth token exchange"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock successful response
mock_response = Mock()
mock_response.status_code = 200
mock_response.json.return_value = {
"access_token": "access_token_123",
"refresh_token": "refresh_token_123",
"expires_in": 3600,
}
mock_post.return_value = mock_response
payload = {
"grant_type": "authorization_code",
"code": "auth_code_123",
"client_id": "client_id",
"client_secret": "client_secret",
}
result = exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
# Verify result
assert result["access_token"] == "access_token_123"
assert result["refresh_token"] == "refresh_token_123"
assert result["expires_in"] == 3600
# Verify request was made correctly
mock_post.assert_called_once_with("https://oauth.example.com/token", data=payload, timeout=30)
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_with_custom_timeout(self, mock_settings, mock_post):
"""Test token exchange with custom timeout"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
mock_response = Mock()
mock_response.status_code = 200
mock_response.json.return_value = {
"access_token": "token",
"refresh_token": "refresh",
}
mock_post.return_value = mock_response
payload = {"grant_type": "authorization_code"}
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
timeout=60,
)
# Verify custom timeout was used
mock_post.assert_called_once_with("https://oauth.example.com/token", data=payload, timeout=60)
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_http_error(self, mock_settings, mock_post):
"""Test handling of HTTP error responses"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock error response
mock_response = Mock()
mock_response.status_code = 400
mock_response.json.return_value = {
"error": "invalid_grant",
"error_description": "Invalid authorization code",
}
mock_post.return_value = mock_response
payload = {"grant_type": "authorization_code"}
# Should raise HTTPException
with pytest.raises(HTTPException) as exc_info:
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
assert exc_info.value.status_code == 400
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_missing_refresh_token(self, mock_settings, mock_post):
"""Test handling when refresh_token is missing from response"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock response without refresh_token
mock_response = Mock()
mock_response.status_code = 200
mock_response.json.return_value = {
"access_token": "access_token_123",
# Missing refresh_token
}
mock_post.return_value = mock_response
payload = {"grant_type": "authorization_code"}
# Should raise HTTPException with 502 status
with pytest.raises(HTTPException) as exc_info:
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
assert exc_info.value.status_code == 502
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_network_error(self, mock_settings, mock_post):
"""Test handling of network errors"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock network error
mock_post.side_effect = requests.exceptions.ConnectionError("Connection refused")
payload = {"grant_type": "authorization_code"}
# Should raise HTTPException with 503 status
with pytest.raises(HTTPException) as exc_info:
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
assert exc_info.value.status_code == 503
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_timeout_error(self, mock_settings, mock_post):
"""Test handling of timeout errors"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock timeout error
mock_post.side_effect = requests.exceptions.Timeout("Request timed out")
payload = {"grant_type": "authorization_code"}
# Should raise HTTPException with 503 status
with pytest.raises(HTTPException) as exc_info:
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
assert exc_info.value.status_code == 503
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_json_decode_error(self, mock_settings, mock_post):
"""Test handling when error response is not valid JSON"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock error response with invalid JSON
mock_response = Mock()
mock_response.status_code = 400
mock_response.json.side_effect = requests.exceptions.JSONDecodeError("Invalid JSON", "", 0)
mock_post.return_value = mock_response
payload = {"grant_type": "authorization_code"}
# Should raise HTTPException
with pytest.raises(HTTPException) as exc_info:
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
assert exc_info.value.status_code == 400
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_unexpected_exception(self, mock_settings, mock_post):
"""Test handling of unexpected exceptions"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
# Mock unexpected exception
mock_post.side_effect = Exception("Unexpected error")
payload = {"grant_type": "authorization_code"}
# Should raise HTTPException with 500 status
with pytest.raises(HTTPException) as exc_info:
exchange_oauth_token(
provider_name="TestProvider",
token_url="https://oauth.example.com/token",
payload=payload,
)
assert exc_info.value.status_code == 500
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_various_grant_types(self, mock_settings, mock_post):
"""Test token exchange with different grant types"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
mock_response = Mock()
mock_response.status_code = 200
mock_response.json.return_value = {
"access_token": "token",
"refresh_token": "refresh",
}
mock_post.return_value = mock_response
# Test with authorization_code grant
exchange_oauth_token(
provider_name="Provider1",
token_url="https://oauth.example.com/token",
payload={"grant_type": "authorization_code"},
)
# Test with refresh_token grant
exchange_oauth_token(
provider_name="Provider2",
token_url="https://oauth.example.com/token",
payload={"grant_type": "refresh_token"},
)
# Should have been called twice
assert mock_post.call_count == 2
@patch("app.utils.oauth_helper.requests.post")
@patch("app.utils.oauth_helper.settings")
def test_exchange_oauth_token_multiple_providers(self, mock_settings, mock_post):
"""Test token exchange with different provider names"""
from app.utils.oauth_helper import exchange_oauth_token
mock_settings.http_request_timeout = 30
mock_response = Mock()
mock_response.status_code = 200
mock_response.json.return_value = {
"access_token": "token",
"refresh_token": "refresh",
}
mock_post.return_value = mock_response
providers = ["OneDrive", "GoogleDrive", "Dropbox"]
payload = {"grant_type": "authorization_code"}
for provider in providers:
result = exchange_oauth_token(
provider_name=provider,
token_url=f"https://{provider.lower()}.example.com/token",
payload=payload,
)
assert "access_token" in result
assert "refresh_token" in result
# Should have been called for each provider
assert mock_post.call_count == len(providers)