Files
multitenetsaas/backend/tests/integration/test_subscription_management.py
AHMET YILMAZ b3fff546e9
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project initialization
2025-10-05 02:37:33 +08:00

390 lines
14 KiB
Python

"""
Integration test for subscription management.
This test MUST fail before implementation.
"""
import pytest
from django.test import TestCase
from django.urls import reverse
from rest_framework.test import APIClient
from rest_framework import status
import json
from datetime import datetime, timedelta
class SubscriptionManagementIntegrationTest(TestCase):
def setUp(self):
self.client = APIClient()
# Admin authentication header
self.admin_auth = {'HTTP_AUTHORIZATION': 'Bearer super_admin_token'}
# Tenant admin authentication header
self.tenant_admin_auth = {'HTTP_AUTHORIZATION': 'Bearer tenant_admin_token'}
# Test subscription data
self.subscription_data = {
'plan': 'GROWTH',
'pricing_model': 'SUBSCRIPTION',
'billing_cycle': 'MONTHLY',
'payment_method': {
'type': 'CARD',
'card_last4': '4242',
'expiry_month': 12,
'expiry_year': 2025,
'brand': 'visa'
},
'modules': ['retail', 'inventory'],
'trial_days': 14
}
def test_subscription_lifecycle_management(self):
"""Test complete subscription lifecycle from trial to cancellation."""
# Step 1: Create subscription with trial (should fail before implementation)
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(self.subscription_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_data = create_response.json()
# Verify subscription structure
assert 'id' in subscription_data
assert subscription_data['plan'] == self.subscription_data['plan']
assert subscription_data['status'] == 'TRIAL'
assert subscription_data['billing_cycle'] == self.subscription_data['billing_cycle']
# Verify billing period
assert 'current_period_start' in subscription_data
assert 'current_period_end' in subscription_data
assert 'trial_end' in subscription_data
# Step 2: Test subscription upgrades during trial
upgrade_data = {
'plan': 'PRO',
'reason': 'Business growth requires more features'
}
upgrade_response = self.client.post(
f'/api/v1/subscriptions/{subscription_data["id"]}/upgrade/',
data=json.dumps(upgrade_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert upgrade_response.status_code == status.HTTP_200_OK
upgraded_data = upgrade_response.json()
assert upgraded_data['plan'] == 'PRO'
assert upgraded_data['status'] == 'TRIAL' # Still in trial period
# Step 3: Simulate trial end and activation
# In real implementation, this would be handled by a background job
activate_response = self.client.post(
f'/api/v1/subscriptions/{subscription_data["id"]}/activate/',
data=json.dumps({}),
content_type='application/json',
**self.admin_auth
)
assert activate_response.status_code == status.HTTP_200_OK
activated_data = activate_response.json()
assert activated_data['status'] == 'ACTIVE'
assert activated_data['plan'] == 'PRO'
# Step 4: Test subscription usage tracking
usage_response = self.client.get(
f'/api/v1/subscriptions/{subscription_data["id"]}/usage/',
**self.tenant_admin_auth
)
assert usage_response.status_code == status.HTTP_200_OK
usage_data = usage_response.json()
assert 'usage' in usage_data
assert 'limits' in usage_data
assert 'users_count' in usage_data['usage']
assert 'storage_used' in usage_data['usage']
# Step 5: Test subscription downgrade
downgrade_data = {
'plan': 'GROWTH',
'effective_date': (datetime.now() + timedelta(days=30)).isoformat()
}
downgrade_response = self.client.post(
f'/api/v1/subscriptions/{subscription_data["id"]}/downgrade/',
data=json.dumps(downgrade_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert downgrade_response.status_code == status.HTTP_200_OK
downgraded_data = downgrade_response.json()
assert downgraded_data['pending_plan'] == 'GROWTH'
assert downgraded_data['plan_change_effective_date'] == downgrade_data['effective_date']
# Step 6: Test subscription cancellation
cancel_data = {
'reason': 'Business closure',
'feedback': 'Closing down operations',
'immediate': False
}
cancel_response = self.client.post(
f'/api/v1/subscriptions/{subscription_data["id"]}/cancel/',
data=json.dumps(cancel_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert cancel_response.status_code == status.HTTP_200_OK
cancelled_data = cancel_response.json()
assert cancelled_data['status'] == 'ACTIVE' # Still active until end of period
assert cancelled_data['cancel_at_period_end'] is True
def test_subscription_billing_and_payments(self):
"""Test subscription billing and payment processing."""
# Create subscription
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(self.subscription_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_id = create_response.json()['id']
# Test billing history
billing_response = self.client.get(
f'/api/v1/subscriptions/{subscription_id}/billing/',
**self.tenant_admin_auth
)
assert billing_response.status_code == status.HTTP_200_OK
billing_data = billing_response.json()
assert 'invoices' in billing_data
assert 'payments' in billing_data
assert 'upcoming_invoice' in billing_data
# Test payment method management
payment_method_data = {
'type': 'CARD',
'card_number': '4242424242424242',
'expiry_month': 12,
'expiry_year': 2025,
'cvv': '123',
'cardholder_name': 'Test User'
}
add_payment_response = self.client.post(
f'/api/v1/subscriptions/{subscription_id}/payment-methods/',
data=json.dumps(payment_method_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert add_payment_response.status_code == status.HTTP_201_CREATED
def test_subscription_plan_changes_validation(self):
"""Test validation of subscription plan changes."""
# Create subscription
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(self.subscription_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_id = create_response.json()['id']
# Test invalid plan upgrade
invalid_upgrade_data = {
'plan': 'INVALID_PLAN'
}
invalid_upgrade_response = self.client.post(
f'/api/v1/subscriptions/{subscription_id}/upgrade/',
data=json.dumps(invalid_upgrade_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert invalid_upgrade_response.status_code == status.HTTP_400_BAD_REQUEST
# Test downgrade to same plan
same_plan_data = {
'plan': self.subscription_data['plan']
}
same_plan_response = self.client.post(
f'/api/v1/subscriptions/{subscription_id}/downgrade/',
data=json.dumps(same_plan_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert same_plan_response.status_code == status.HTTP_400_BAD_REQUEST
def test_subscription_module_management(self):
"""Test subscription module add-ons and management."""
# Create base subscription
base_subscription = self.subscription_data.copy()
base_subscription['modules'] = ['retail']
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(base_subscription),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_id = create_response.json()['id']
# Add module
add_module_data = {
'module': 'inventory',
'pricing_model': 'PER_MODULE',
'billing_cycle': 'MONTHLY'
}
add_module_response = self.client.post(
f'/api/v1/subscriptions/{subscription_id}/modules/',
data=json.dumps(add_module_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert add_module_response.status_code == status.HTTP_200_OK
# Remove module
remove_module_response = self.client.delete(
f'/api/v1/subscriptions/{subscription_id}/modules/inventory/',
**self.tenant_admin_auth
)
assert remove_module_response.status_code == status.HTTP_200_OK
def test_subscription_usage_limits(self):
"""Test subscription usage limits and overage handling."""
# Create subscription with specific limits
limited_subscription = self.subscription_data.copy()
limited_subscription['usage_limits'] = {
'users': 5,
'storage_gb': 10,
'api_calls_per_month': 10000
}
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(limited_subscription),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_id = create_response.json()['id']
# Check usage limits
limits_response = self.client.get(
f'/api/v1/subscriptions/{subscription_id}/limits/',
**self.tenant_admin_auth
)
assert limits_response.status_code == status.HTTP_200_OK
limits_data = limits_response.json()
assert 'limits' in limits_data
assert 'current_usage' in limits_data
assert 'overage_charges' in limits_data
def test_subscription_discounts_and_promotions(self):
"""Test subscription discounts and promotional codes."""
# Create subscription with promo code
promo_subscription = self.subscription_data.copy()
promo_subscription['promo_code'] = 'WELCOME20'
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(promo_subscription),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_data = create_response.json()
# Check discount was applied
assert 'discount' in subscription_data
assert subscription_data['promo_code'] == 'WELCOME20'
def test_subscription_notifications_and_reminders(self):
"""Test subscription notifications and renewal reminders."""
# Create subscription
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(self.subscription_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_id = create_response.json()['id']
# Test notification settings
notification_settings = {
'email_notifications': True,
'renewal_reminders': True,
'usage_alerts': True,
'billing_notifications': True
}
settings_response = self.client.put(
f'/api/v1/subscriptions/{subscription_id}/notifications/',
data=json.dumps(notification_settings),
content_type='application/json',
**self.tenant_admin_auth
)
assert settings_response.status_code == status.HTTP_200_OK
def test_subscription_audit_trail(self):
"""Test subscription changes audit trail."""
# Create subscription
create_response = self.client.post(
'/api/v1/subscriptions/',
data=json.dumps(self.subscription_data),
content_type='application/json',
**self.tenant_admin_auth
)
assert create_response.status_code == status.HTTP_201_CREATED
subscription_id = create_response.json()['id']
# Get audit trail
audit_response = self.client.get(
f'/api/v1/subscriptions/{subscription_id}/audit/',
**self.admin_auth
)
assert audit_response.status_code == status.HTTP_200_OK
audit_data = audit_response.json()
assert 'changes' in audit_data
assert isinstance(audit_data['changes'], list)
assert len(audit_data['changes']) > 0
# First change should be subscription creation
first_change = audit_data['changes'][0]
assert first_change['action'] == 'CREATE'
assert first_change['user_id'] is not None