Payment Agreement Management (CSS01US04)

Total test cases - 16

Total Acceptance criteria- 12

Total Coverage -100%

---

Test Case 1: Payment Agreement Information Display

Test Case Metadata

Test Case ID: CSS01US04_TC_001
 Title: Verify payment agreement information displays all required fields correctly
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P1-Critical
 Execution Phase: Smoke
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, UI, MOD-PaymentAgreement, P1-Critical, Phase-Smoke, Type-Functional, Platform-Web, Report-Engineering, Revenue-Impact-High, Business-Critical, Happy path

Business Context

Customer_Segment: All
 Revenue_Impact: High
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: Yes

Quality Metrics

Risk_Level: High
 Complexity_Level: Medium
 Expected_Execution_Time: 3 minutes
 Reproducibility_Score: High
 Data_Sensitivity: High
 Failure_Impact: Critical

Coverage Tracking

Feature_Coverage: 15%
 Integration_Points: CxServices, API, Happy path
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: Product
 Report_Categories: Quality-Dashboard, Module-Coverage
 Trend_Tracking: Yes
 Executive_Visibility: Yes
 Customer_Impact_Level: High

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #1
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_002, CSS01US04_TC_003

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Agreement Service, Customer Service, Authentication Service
 Performance_Baseline: < 2 seconds
 Data_Requirements: Active payment agreement PA-2023-15847

Prerequisites

Setup_Requirements: Customer portal environment configured
 User_Roles_Permissions: Customer with active payment agreement
 Test_Data: Agreement PA-2023-15847, Customer: Sarah Johnson
 Prior_Test_Cases: Login functionality must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Navigate to customer self-service portal and login	Login successful, dashboard loads	Username: sarah.johnson@email.com, Password: TestPass123	Verify authentication
2	Click on "Billing & Payments" section	Billing & Payments page loads	N/A	Navigation verification
3	Click on "Installments" tab	Installments page displays with Payment Agreement Information section	N/A	Tab functionality
4	Verify Agreement ID field	Agreement ID displays as "PA-2023-15847"	PA-2023-15847	Field validation
5	Verify Created Date field	Created Date displays as "4/15/2023"	4/15/2023	Date format verification
6	Verify Created By field	Created By displays "Sarah Johnson"	Sarah Johnson	User information
7	Verify Total Amount field	Total Amount displays "$29,000"	$29,000	Currency format
8	Verify Down Payment field	Down Payment displays "$2,000"	$2,000	Currency format
9	Verify Monthly Payment field	Monthly Payment displays "$500"	$500	Currency format
10	Verify Installments field	Installments displays "54"	54 installments	Calculation verification
11	Verify End Date field	End Date displays "10/15/2026"	10/15/2026	Date format
12	Verify Notes field	Notes display complete text about solar panel installation	"Solar panel installation and HVAC system upgrade payment plan..."	Text content
13	Verify View Agreement button presence	View Agreement button is visible and clickable	N/A	Button state

Verification Points

Primary_Verification: All required fields display with correct data and formatting
 Secondary_Verifications: Currency format ($X,XXX), Date format (MM/DD/YYYY), Button accessibility
 Negative_Verification: No empty fields, no system errors, no loading issues

---

Test Case 2: View Agreement Button Functionality

Test Case Metadata

Test Case ID: CSS01US04_TC_002
 Title: Verify View Agreement button opens full agreement document
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: Integration
 Priority: P1-Critical
 Execution Phase: Regression
 Automation Status: Planned-for-Automation

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, Integration, MOD-PaymentAgreement, P1-Critical, Phase-Regression, Type-Functional, Platform-Web, Report-Product, Integration-Point, Business-Critical

Business Context

Customer_Segment: All
 Revenue_Impact: Medium
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: No

Quality Metrics

Risk_Level: Medium
 Complexity_Level: Medium
 Expected_Execution_Time: 2 minutes
 Reproducibility_Score: High
 Data_Sensitivity: High
 Failure_Impact: High

Coverage Tracking

Feature_Coverage: 10%
 Integration_Points: Document Service, CxServices, API
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: Product
 Report_Categories: Quality-Dashboard, Integration-Coverage
 Trend_Tracking: Yes
 Executive_Visibility: No
 Customer_Impact_Level: Medium

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #2
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Document Management Service, PDF Viewer, Payment Agreement Service
 Performance_Baseline: < 3 seconds
 Data_Requirements: Agreement document PA-2023-15847.pdf available

Prerequisites

Setup_Requirements: Document service configured, PDF viewer enabled
 User_Roles_Permissions: Customer with document access rights
 Test_Data: Agreement PA-2023-15847 with associated document
 Prior_Test_Cases: CSS01US04_TC_001 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Navigate to Payment Agreement Information section	Section loads successfully	N/A	Prerequisites
2	Locate "View Agreement" button	Button is visible and enabled	N/A	UI verification
3	Click "View Agreement" button	New tab/window opens or modal displays	N/A	Action trigger
4	Verify document opens	PDF document loads with agreement details	PA-2023-15847.pdf	Document verification
5	Verify document content	Document contains all agreement terms and customer information	Agreement terms, signatures, dates	Content validation
6	Verify document is readable	Text is clear, properly formatted, and complete	N/A	Quality check
7	Test document download (if available)	Document can be downloaded successfully	N/A	Download functionality
8	Close document and return	User can return to main agreement page	N/A	Navigation back

Verification Points

Primary_Verification: View Agreement button successfully opens the complete agreement document
 Secondary_Verifications: Document loads within performance baseline, content is complete and readable
 Negative_Verification: No broken links, no missing content, no access errors

---

Test Case 3: Installment Schedule Display Verification

Test Case Metadata

Test Case ID: CSS01US04_TC_003
 Title: Verify installment schedule displays all required information for each installment
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P1-Critical
 Execution Phase: Smoke
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, UI, MOD-PaymentAgreement, P1-Critical, Phase-Smoke, Type-Functional, Platform-Web, Report-Engineering, Business-Critical, Happy path

Business Context

Customer_Segment: All
 Revenue_Impact: High
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: Yes

Quality Metrics

Risk_Level: High
 Complexity_Level: Medium
 Expected_Execution_Time: 4 minutes
 Reproducibility_Score: High
 Data_Sensitivity: High
 Failure_Impact: Critical

Coverage Tracking

Feature_Coverage: 25%
 Integration_Points: Payment Service, CxServices, Database
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: Engineering
 Report_Categories: Quality-Dashboard, Module-Coverage
 Trend_Tracking: Yes
 Executive_Visibility: Yes
 Customer_Impact_Level: High

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #3
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001, CSS01US04_TC_004

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Installment Service, Payment History Service, Database
 Performance_Baseline: < 2 seconds
 Data_Requirements: Agreement PA-2023-15847 with installment history

Prerequisites

Setup_Requirements: Payment agreement with mixed installment statuses
 User_Roles_Permissions: Customer with payment agreement access
 Test_Data: PA-2023-15847 with paid, pending, and overdue installments
 Prior_Test_Cases: CSS01US04_TC_001 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Navigate to Installment Schedule section	Section loads with all installments listed	N/A	Initial load
2	Verify installment #1 details	Shows: Number "#1", Due date "5/15/2023", Amount "$500", Status "Paid", Paid date "5/14/2023"	Installment #1 data	Paid installment
3	Verify installment #15 details	Shows: Number "#15", Due date "7/15/2024", Amount "$500", Status "Pending"	Installment #15 data	Pending installment
4	Verify installment #16 details (overdue)	Shows: Number "#16", Due date "8/15/2024", Amount "$500", Status "Overdue", Days overdue "337"	Installment #16 data	Overdue calculation
5	Verify paid installment format	Paid date displayed in green, no Pay Now button	Paid installments	Status formatting
6	Verify pending installment format	Status shows "Pending", no Pay Now button (not overdue)	Pending installments	Status logic
7	Verify overdue installment format	Status shows "Overdue", Days overdue calculated correctly, Pay Now button present	Overdue installments	Overdue logic
8	Verify amount formatting	All amounts display as "$500" with proper currency format	All installments	Currency format
9	Verify date formatting	All dates display as "MM/DD/YYYY" format consistently	All installments	Date consistency
10	Verify sorting functionality	Installments can be sorted by number (default low to high)	N/A	Sorting feature

Verification Points

Primary_Verification: All installments display with correct number, due date, amount, status, paid date (if applicable), and days overdue (if applicable)
 Secondary_Verifications: Proper formatting for currency and dates, correct status logic, Pay Now button appears only for overdue
 Negative_Verification: No missing installments, no incorrect calculations, no formatting errors

---

Test Case 4: Days Overdue Calculation Verification

Test Case Metadata

Test Case ID: CSS01US04_TC_004
 Title: Verify days overdue field shows correct count for overdue installments
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P2-High
 Execution Phase: Regression
 Automation Status: Planned-for-Automation

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, Calculation, MOD-PaymentAgreement, P2-High, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-High

Business Context

Customer_Segment: All
 Revenue_Impact: Medium
 Business_Priority: Should-Have
 Customer_Journey: Billing
 Compliance_Required: No
 SLA_Related: No

Quality Metrics

Risk_Level: Medium
 Complexity_Level: High
 Expected_Execution_Time: 3 minutes
 Reproducibility_Score: High
 Data_Sensitivity: Medium
 Failure_Impact: Medium

Coverage Tracking

Feature_Coverage: 10%
 Integration_Points: Date Service, Calculation Engine, Database
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: QA
 Report_Categories: Quality-Dashboard, Calculation-Accuracy
 Trend_Tracking: Yes
 Executive_Visibility: No
 Customer_Impact_Level: Medium

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #4
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_003, CSS01US04_TC_005

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Date/Time Service, Calculation Service
 Performance_Baseline: < 1 second
 Data_Requirements: Overdue installments with various overdue periods

Prerequisites

Setup_Requirements: System date set to 7/17/2025, overdue installments exist
 User_Roles_Permissions: Customer with payment agreement access
 Test_Data: Installments overdue by different periods
 Prior_Test_Cases: CSS01US04_TC_003 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Identify installment due 8/15/2024	Installment shows as overdue	Due date: 8/15/2024, Current date: 7/17/2025	Base calculation
2	Verify days overdue calculation	Days overdue shows "337 days"	Manual calculation: 337 days difference	Calculation accuracy
3	Check installment due 6/15/2025	Shows appropriate days overdue	Due date: 6/15/2025, Current date: 7/17/2025	Recent overdue
4	Verify calculation formula	Days = Current Date - Due Date	Various overdue installments	Formula verification
5	Verify today's due installment	Shows "0 days overdue" or "Due Today"	Due date: 7/17/2025	Edge case
6	Verify weekend/holiday handling	Calculation includes weekends and holidays	Due dates on weekends	Business rule
7	Test timezone consistency	All calculations use consistent timezone	N/A	Timezone handling

Verification Points

Primary_Verification: Days overdue calculation is mathematically correct for all overdue installments
 Secondary_Verifications: Consistent calculation across different time periods, proper handling of edge cases
 Negative_Verification: No negative days, no calculation errors, no timezone issues

---

Test Case 5: Pay Now Button Visibility Logic

Test Case Metadata

Test Case ID: CSS01US04_TC_005
 Title: Verify Pay Now button appears only for pending and overdue installments
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P1-Critical
 Execution Phase: Smoke
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Negative, Consumer, Billing, UI, MOD-PaymentAgreement, P1-Critical, Phase-Smoke, Type-Functional, Platform-Web, Report-Product, Business-Critical

Business Context

Customer_Segment: All
 Revenue_Impact: High
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: Yes

Quality Metrics

Risk_Level: High
 Complexity_Level: Medium
 Expected_Execution_Time: 3 minutes
 Reproducibility_Score: High
 Data_Sensitivity: Medium
 Failure_Impact: Critical

Coverage Tracking

Feature_Coverage: 15%
 Integration_Points: Payment Service, UI Logic, Business Rules
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: Product
 Report_Categories: Quality-Dashboard, Business-Rules
 Trend_Tracking: Yes
 Executive_Visibility: Yes
 Customer_Impact_Level: High

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #5
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_003, CSS01US04_TC_006

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Service, Business Rules Engine
 Performance_Baseline: < 1 second
 Data_Requirements: Installments with various statuses

Prerequisites

Setup_Requirements: Payment agreement with mixed installment statuses
 User_Roles_Permissions: Customer with payment privileges
 Test_Data: Paid, pending, and overdue installments
 Prior_Test_Cases: CSS01US04_TC_003 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Review paid installment #1	No Pay Now button visible	Status: "Paid", Paid date: "5/14/2023"	Paid status rule
2	Review pending installment #14	No Pay Now button visible	Status: "Pending", Due date: future	Not overdue rule
3	Review overdue installment #16	Pay Now button is visible and clickable	Status: "Overdue", Due date: past	Overdue rule
4	Verify button state for overdue	Button is enabled and properly styled	Overdue installments	UI state
5	Check multiple overdue installments	All overdue installments show Pay Now button	Multiple overdue entries	Consistency
6	Verify pending not overdue	Pending installments with future due dates have no button	Pending, future due dates	Logic verification
7	Test installment becoming overdue	Pay Now button appears when installment becomes overdue	Change date scenario	Dynamic behavior

Verification Points

Primary_Verification: Pay Now button appears only for installments with "Pending" status that are overdue
 Secondary_Verifications: Button is properly styled and functional, consistent across all applicable installments
 Negative_Verification: No Pay Now button on paid installments, no button on future pending installments

---

Test Case 6: Payment Modal Display and Content

Test Case Metadata

Test Case ID: CSS01US04_TC_006
 Title: Verify Pay Now button opens modal with correct installment details and payment method
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: Integration
 Priority: P1-Critical
 Execution Phase: Regression
 Automation Status: Planned-for-Automation

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, UI, Integration, MOD-PaymentAgreement, P1-Critical, Phase-Regression, Type-Functional, Platform-Web, Report-Engineering, Integration-Point, Business-Critical

Business Context

Customer_Segment: All
 Revenue_Impact: High
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: Yes

Quality Metrics

Risk_Level: High
 Complexity_Level: High
 Expected_Execution_Time: 4 minutes
 Reproducibility_Score: High
 Data_Sensitivity: High
 Failure_Impact: Critical

Coverage Tracking

Feature_Coverage: 20%
 Integration_Points: Payment Modal Service, UI Components, Payment Methods
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: Engineering
 Report_Categories: Quality-Dashboard, Integration-Coverage
 Trend_Tracking: Yes
 Executive_Visibility: Yes
 Customer_Impact_Level: High

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #6
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_005, CSS01US04_TC_007

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Modal Service, Payment Method Service
 Performance_Baseline: < 2 seconds
 Data_Requirements: Overdue installment with payment capability

Prerequisites

Setup_Requirements: Payment modal components configured
 User_Roles_Permissions: Customer with payment authorization
 Test_Data: Overdue installment #16, amount $500
 Prior_Test_Cases: CSS01US04_TC_005 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Click Pay Now button on overdue installment #16	Payment modal opens	Installment #16	Modal trigger
2	Verify modal header	Modal displays "Payment for Installment #16"	Installment #16	Header content
3	Verify installment number display	Shows "Installment #16"	#16	Data accuracy
4	Verify due date display	Shows due date "8/15/2024"	8/15/2024	Date verification
5	Verify status display	Shows status "Overdue"	Overdue	Status accuracy
6	Verify amount display	Shows amount "$500"	$500	Currency format
7	Verify payment method selection	"Online Payment" is selected by default	Online Payment	Default selection
8	Verify payment method options	Only online payment option available	Online Payment only	Available options
9	Verify Pay button presence	Pay button is visible and enabled	N/A	Button state
10	Verify Cancel/Close button	Modal can be closed without payment	N/A	Modal controls
11	Verify modal responsiveness	Modal displays properly on different screen sizes	Various resolutions	Responsive design

Verification Points

Primary_Verification: Payment modal opens with correct installment details and online payment method selected by default
 Secondary_Verifications: All data fields populated correctly, modal is functional and responsive
 Negative_Verification: No missing data, no modal display errors, proper close functionality

---

Test Case 7: Payment Gateway Redirect Functionality

Test Case Metadata

Test Case ID: CSS01US04_TC_007
 Title: Verify Pay button redirects user to payment gateway
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Integration
 Test Level: System
 Priority: P1-Critical
 Execution Phase: Acceptance
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, Integration, External-Dependency, MOD-PaymentAgreement, P1-Critical, Phase-Acceptance, Type-Integration, Platform-Web, Report-Product, Integration-End-to-End, Business-Critical

Business Context

Customer_Segment: All
 Revenue_Impact: High
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: Yes

Quality Metrics

Risk_Level: High
 Complexity_Level: High
 Expected_Execution_Time: 5 minutes
 Reproducibility_Score: High
 Data_Sensitivity: High
 Failure_Impact: Critical

Coverage Tracking

Feature_Coverage: 15%
 Integration_Points: Payment Gateway, External Services, Payment Processing
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: Product
 Report_Categories: Quality-Dashboard, Integration-Coverage, Revenue-Impact
 Trend_Tracking: Yes
 Executive_Visibility: Yes
 Customer_Impact_Level: High

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #7
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_006, CSS01US04_TC_008

Test Environment

Environment: Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Gateway (Stripe/PayPal), SSL certificates, Network connectivity
 Performance_Baseline: < 5 seconds
 Data_Requirements: Valid payment gateway configuration

Prerequisites

Setup_Requirements: Payment gateway test environment configured
 User_Roles_Permissions: Customer with valid payment methods
 Test_Data: Test credit card numbers, installment #16 data
 Prior_Test_Cases: CSS01US04_TC_006 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Open payment modal for installment #16	Modal displays with payment details	Installment #16, $500	Prerequisites
2	Verify Pay button is enabled	Pay button is clickable and properly styled	N/A	Button state
3	Click Pay button	User is redirected to payment gateway	N/A	Redirect action
4	Verify redirect URL	URL changes to payment gateway domain	Gateway URL pattern	URL verification
5	Verify payment form loads	Payment gateway form displays properly	N/A	External service
6	Verify installment data passed	Amount $500 is pre-populated in gateway	$500	Data transfer
7	Verify customer data passed	Customer information is populated	Sarah Johnson details	Customer data
8	Verify return URL configured	Gateway has proper return URL set	Return URL	Configuration
9	Test secure connection	Payment page loads over HTTPS	SSL certificate	Security
10	Verify payment options	Gateway shows available payment methods	Credit cards, bank transfer	Payment methods

Verification Points

Primary_Verification: Pay button successfully redirects to payment gateway with correct amount and customer data
 Secondary_Verifications: Secure connection established, payment form loads properly, return URL configured
 Negative_Verification: No redirect failures, no data loss, no security warnings

---

Test Case 8: Payment Success Message Display

Test Case Metadata

Test Case ID: CSS01US04_TC_008
 Title: Verify system shows success message when payment is completed
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Integration
 Test Level: System
 Priority: P1-Critical
 Execution Phase: Acceptance
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, Integration, Payment-Flow, MOD-PaymentAgreement, P1-Critical, Phase-Acceptance, Type-Integration, Platform-Web, Report-CSM, Integration-End-to-End, Business-Critical

Business Context

Customer_Segment: All
 Revenue_Impact: High
 Business_Priority: Must-Have
 Customer_Journey: Billing
 Compliance_Required: Yes
 SLA_Related: Yes

Quality Metrics

Risk_Level: High
 Complexity_Level: High
 Expected_Execution_Time: 8 minutes
 Reproducibility_Score: Medium
 Data_Sensitivity: High
 Failure_Impact: Critical

Coverage Tracking

Feature_Coverage: 15%
 Integration_Points: Payment Gateway Return, Notification Service, Status Update
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: CSM
 Report_Categories: Quality-Dashboard, Customer-Experience, Revenue-Impact
 Trend_Tracking: Yes
 Executive_Visibility: Yes
 Customer_Impact_Level: High

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #8
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_007, CSS01US04_TC_009

Test Environment

Environment: Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Gateway, Notification Service, Database Update Service
 Performance_Baseline: < 10 seconds
 Data_Requirements: Valid test payment method

Prerequisites

Setup_Requirements: Payment gateway test mode, notification service active
 User_Roles_Permissions: Customer with payment completion access
 Test_Data: Test payment method (4242 4242 4242 4242)
 Prior_Test_Cases: CSS01US04_TC_007 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Complete payment gateway redirect	User is on payment gateway page	Payment gateway form	Prerequisites
2	Enter test payment details	Payment form accepts test data	Test card: 4242 4242 4242 4242, CVV: 123, Exp: 12/26	Test payment
3	Submit payment	Payment processing initiated	N/A	Payment submission
4	Wait for payment confirmation	Payment gateway shows success	N/A	Gateway confirmation
5	Verify return to application	User redirected back to installment page	Return URL	Return redirect
6	Verify success message display	Success message appears prominently	"Payment Successful" or similar	Message visibility
7	Verify message content	Message includes payment details and confirmation	Amount $500, installment #16	Message content
8	Verify installment status update	Installment #16 status changes to "Paid"	Status: "Paid"	Status update
9	Verify paid date populated	Paid date shows current date	Current date	Date population
10	Verify Pay Now button removed	Pay Now button no longer visible for paid installment	N/A	UI update

Verification Points

Primary_Verification: Success message displays when user returns from successful payment
 Secondary_Verifications: Installment status updated, paid date populated, UI refreshed correctly
 Negative_Verification: No error messages, no status inconsistencies, no UI glitches

---

Test Case 9: Payment Cancellation Message Display

Test Case Metadata

Test Case ID: CSS01US04_TC_009
 Title: Verify system shows payment cancelled message when user cancels payment
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: Integration
 Priority: P2-High
 Execution Phase: Regression
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Negative, Consumer, Billing, Integration, Payment-Flow, MOD-PaymentAgreement, P2-High, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-High

Business Context

Customer_Segment: All
 Revenue_Impact: Medium
 Business_Priority: Should-Have
 Customer_Journey: Billing
 Compliance_Required: No
 SLA_Related: No

Quality Metrics

Risk_Level: Medium
 Complexity_Level: Medium
 Expected_Execution_Time: 5 minutes
 Reproducibility_Score: High
 Data_Sensitivity: Medium
 Failure_Impact: Medium

Coverage Tracking

Feature_Coverage: 10%
 Integration_Points: Payment Gateway Cancel Flow, Notification Service
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: QA
 Report_Categories: Quality-Dashboard, User-Experience
 Trend_Tracking: Yes
 Executive_Visibility: No
 Customer_Impact_Level: Medium

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #9
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_007, CSS01US04_TC_010

Test Environment

Environment: Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Gateway Cancel Flow
 Performance_Baseline: < 5 seconds
 Data_Requirements: Overdue installment available for payment

Prerequisites

Setup_Requirements: Payment gateway cancel flow configured
 User_Roles_Permissions: Customer with payment access
 Test_Data: Installment #16 available for payment
 Prior_Test_Cases: CSS01US04_TC_007 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Initiate payment for installment #16	Payment gateway loads	Installment #16, $500	Setup
2	Locate cancel/back button on gateway	Cancel option is available	N/A	Gateway UI
3	Click cancel button on payment gateway	Gateway initiates cancel flow	N/A	Cancel action
4	Confirm cancellation if prompted	User confirms payment cancellation	N/A	Confirmation step
5	Verify return to application	User redirected back to installment page	Return URL	Return redirect
6	Verify cancellation message display	"Payment Cancelled" message appears	"Payment Cancelled" or similar	Message visibility
7	Verify message styling	Message is appropriately styled (warning/info color)	N/A	UI design
8	Verify installment status unchanged	Installment remains in "Overdue" status	Status: "Overdue"	Status verification
9	Verify Pay Now button remains	Pay Now button still available	N/A	UI consistency
10	Verify message timeout	Message disappears after appropriate time	N/A	Message behavior

Verification Points

Primary_Verification: "Payment Cancelled" message displays when user cancels payment at gateway
 Secondary_Verifications: Installment status unchanged, Pay Now button remains available
 Negative_Verification: No success messages, no error messages, no status changes

---

Test Case 10: Payment Failure Message Display

Test Case Metadata

Test Case ID: CSS01US04_TC_010
 Title: Verify system shows payment failed message when payment fails
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: Integration
 Priority: P2-High
 Execution Phase: Regression
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Negative, Consumer, Billing, Integration, Error-Handling, MOD-PaymentAgreement, P2-High, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-High

Business Context

Customer_Segment: All
 Revenue_Impact: Medium
 Business_Priority: Should-Have
 Customer_Journey: Billing
 Compliance_Required: No
 SLA_Related: No

Quality Metrics

Risk_Level: Medium
 Complexity_Level: Medium
 Expected_Execution_Time: 6 minutes
 Reproducibility_Score: Medium
 Data_Sensitivity: Medium
 Failure_Impact: Medium

Coverage Tracking

Feature_Coverage: 10%
 Integration_Points: Payment Gateway Error Handling, Error Notification Service
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: QA
 Report_Categories: Quality-Dashboard, Error-Handling
 Trend_Tracking: Yes
 Executive_Visibility: No
 Customer_Impact_Level: Medium

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #10
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_007, CSS01US04_TC_009

Test Environment

Environment: Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Payment Gateway Error Simulation
 Performance_Baseline: < 5 seconds
 Data_Requirements: Test card numbers for failures

Prerequisites

Setup_Requirements: Payment gateway error simulation available
 User_Roles_Permissions: Customer with payment access
 Test_Data: Declined test card (4000 0000 0000 0002)
 Prior_Test_Cases: CSS01US04_TC_007 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Initiate payment for installment #16	Payment gateway loads	Installment #16, $500	Setup
2	Enter declined test card details	Form accepts test data	Declined card: 4000 0000 0000 0002, CVV: 123, Exp: 12/26	Test failure card
3	Submit payment	Payment processing attempted	N/A	Payment submission
4	Wait for payment failure	Payment gateway shows decline/error	N/A	Gateway failure
5	Verify return to application	User redirected back to installment page	Return URL	Return redirect
6	Verify failure message display	"Payment Failed" message appears	"Payment Failed" or similar	Message visibility
7	Verify message includes reason	Message includes failure reason if available	"Card declined" or similar	Error details
8	Verify message styling	Message is styled as error (red/warning color)	N/A	UI design
9	Verify installment status unchanged	Installment remains in "Overdue" status	Status: "Overdue"	Status verification
10	Verify Pay Now button remains	Pay Now button still available for retry	N/A	Retry capability
11	Test different failure scenarios	Try insufficient funds, expired card errors	Various test cards	Multiple scenarios

Verification Points

Primary_Verification: "Payment Failed" message displays when payment fails at gateway
 Secondary_Verifications: Installment status unchanged, retry option available, appropriate error details shown
 Negative_Verification: No success messages, no status changes, no data corruption

---

Test Case 11: Currency Format Verification

Test Case Metadata

Test Case ID: CSS01US04_TC_011
 Title: Verify all currency amounts display in proper currency format
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P3-Medium
 Execution Phase: Regression
 Automation Status: Automated

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, UI, Formatting, MOD-PaymentAgreement, P3-Medium, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-Medium

Business Context

Customer_Segment: All
 Revenue_Impact: Low
 Business_Priority: Should-Have
 Customer_Journey: Billing
 Compliance_Required: No
 SLA_Related: No

Quality Metrics

Risk_Level: Low
 Complexity_Level: Low
 Expected_Execution_Time: 2 minutes
 Reproducibility_Score: High
 Data_Sensitivity: Low
 Failure_Impact: Low

Coverage Tracking

Feature_Coverage: 5%
 Integration_Points: Formatting Service, UI Display
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: QA
 Report_Categories: Quality-Dashboard, UI-Standards
 Trend_Tracking: No
 Executive_Visibility: No
 Customer_Impact_Level: Low

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #11
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001, CSS01US04_TC_003

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Formatting Service, Localization Settings
 Performance_Baseline: < 1 second
 Data_Requirements: Various currency amounts

Prerequisites

Setup_Requirements: US currency format settings
 User_Roles_Permissions: Standard customer access
 Test_Data: Various amounts ($29,000, $2,000, $500)
 Prior_Test_Cases: CSS01US04_TC_001 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Verify Total Amount format	Displays as "$29,000" with comma separator	$29,000	Large amount format
2	Verify Down Payment format	Displays as "$2,000" with comma separator	$2,000	Medium amount format
3	Verify Monthly Payment format	Displays as "$500" without comma	$500	Small amount format
4	Verify installment amounts	All show as "$500" consistently	$500	Consistency check
5	Check payment modal amounts	Amount shows as "$500" in modal	$500	Modal formatting
6	Verify decimal handling	Amounts like $500.50 show proper decimal	$500.50	Decimal format
7	Test zero amounts	$0.00 displays properly if applicable	$0.00	Edge case
8	Verify negative amounts	If any, show as -$500.00	-$500.00	Negative format
9	Check currency symbol consistency	All amounts use "$" symbol	$ symbol	Symbol consistency
10	Verify text alignment	Currency amounts are right-aligned in tables	N/A	Alignment

Verification Points

Primary_Verification: All currency amounts display with proper "$" symbol, comma separators, and decimal places
 Secondary_Verifications: Consistent formatting across all components, proper alignment
 Negative_Verification: No missing currency symbols, no formatting inconsistencies

---

Test Case 12: Date Format Consistency Verification

Test Case Metadata

Test Case ID: CSS01US04_TC_012
 Title: Verify all dates display in consistent date format throughout the system
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P3-Medium
 Execution Phase: Regression
 Automation Status: Automated

Enhanced Tags for 17 Reports Support

Tags: Happy-Path, Consumer, Billing, UI, Formatting, MOD-PaymentAgreement, P3-Medium, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-Medium

Business Context

Customer_Segment: All
 Revenue_Impact: Low
 Business_Priority: Should-Have
 Customer_Journey: Billing
 Compliance_Required: No
 SLA_Related: No

Quality Metrics

Risk_Level: Low
 Complexity_Level: Low
 Expected_Execution_Time: 2 minutes
 Reproducibility_Score: High
 Data_Sensitivity: Low
 Failure_Impact: Low

Coverage Tracking

Feature_Coverage: 5%
 Integration_Points: Date Formatting Service, UI Display
 Code_Module_Mapped: CX-Web
 Requirement_Coverage: Complete
 Cross_Platform_Support: Web

Stakeholder Reporting

Primary_Stakeholder: QA
 Report_Categories: Quality-Dashboard, UI-Standards
 Trend_Tracking: No
 Executive_Visibility: No
 Customer_Impact_Level: Low

Requirements Traceability

Related_Requirements: CSS01US04, Acceptance Criteria #12
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001, CSS01US04_TC_003

Test Environment

Environment: Dev/Staging
 Browser/Version: Chrome 115+
 Device/OS: Windows 10/11
 Screen_Resolution: Desktop-1920x1080
 Dependencies: Date Formatting Service, Localization Settings
 Performance_Baseline: < 1 second
 Data_Requirements: Various dates in agreement and installments

Prerequisites

Setup_Requirements: US date format settings (MM/DD/YYYY)
 User_Roles_Permissions: Standard customer access
 Test_Data: Various dates (4/15/2023, 10/15/2026, etc.)
 Prior_Test_Cases: CSS01US04_TC_001 must pass

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Verify Created Date format	Displays as "4/15/2023" in MM/DD/YYYY format	4/15/2023	Agreement date
2	Verify End Date format	Displays as "10/15/2026" in MM/DD/YYYY format	10/15/2026	Agreement end date
3	Verify installment due dates	All show as "M/DD/YYYY" or "MM/DD/YYYY"	Various dates	Due date format
4	Verify paid dates	All show same format "M/DD/YYYY"	Various paid dates	Paid date format
5	Check single digit months	April shows as "4/15/2023" not "04/15/2023"	4/15/2023	Single digit month
6	Check double digit months	October shows as "10/15/2026"	10/15/2026	Double digit month
7	Verify timezone consistency	All dates in same timezone reference	N/A	Timezone handling
8	Check date sorting	Dates sort correctly in chronological order	Various dates	Sorting behavior
9	Verify modal date format	Payment modal shows same date format	Modal dates	Modal consistency
10	Test different years	All years show as 4-digit format (2023, 2024, etc.)	Various years	Year format

Verification Points

Primary_Verification: All dates display in consistent MM/DD/YYYY format throughout the system
 Secondary_Verifications: Single-digit months without leading zeros, proper sorting, timezone consistency
 Negative_Verification: No inconsistent date formats, no timezone discrepancies

---

Additional Test Cases for Edge Cases and Negative Scenarios

Test Case 13: Large Payment Agreement Data Handling

Test Case Metadata

Test Case ID: CSS01US04_TC_013
 Title: Verify system handles payment agreements with large number of installments
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Performance
 Test Level: System
 Priority: P3-Medium
 Execution Phase: Performance
 Automation Status: Planned-for-Automation

Enhanced Tags for 17 Reports Support

Tags: Edge-Case, Performance, Consumer, Billing, Database, MOD-PaymentAgreement, P3-Medium, Phase-Performance, Type-Performance, Platform-Web, Report-Engineering, Business-Medium

Requirements Traceability

Related_Requirements: CSS01US04, Performance Requirements
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_003

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Load agreement with 120 installments	Page loads within 3 seconds	120 installments	Large dataset
2	Verify all installments display	All 120 installments visible with pagination	120 entries	Display verification
3	Test sorting performance	Sorting completes within 1 second	Sort by date/amount	Performance check
4	Test filtering performance	Filtering results appear within 1 second	Filter by status	Filter performance
5	Verify scroll performance	Smooth scrolling through all installments	N/A	UI responsiveness

---

Test Case 14: Empty Agreement State Handling

Test Case Metadata

Test Case ID: CSS01US04_TC_014
 Title: Verify system behavior when customer has no payment agreements
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: System
 Priority: P3-Medium
 Execution Phase: Regression
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Edge-Case, Negative, Consumer, Billing, UI, MOD-PaymentAgreement, P3-Medium, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-Medium

Requirements Traceability

Related_Requirements: CSS01US04, Edge Case Handling
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Login as customer with no agreements	Login successful	Customer without agreements	Setup
2	Navigate to Installments section	Page loads successfully	N/A	Navigation
3	Verify empty state message	Appropriate message displays "No payment agreements found"	N/A	Empty state
4	Verify no agreement section shows	Payment Agreement Information section not displayed	N/A	Conditional display
5	Verify no installment section shows	Installment Schedule section not displayed	N/A	Conditional display

---

Test Case 15: Network Error Handling

Test Case Metadata

Test Case ID: CSS01US04_TC_015
 Title: Verify system behavior during network connectivity issues
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Functional
 Test Level: Integration
 Priority: P2-High
 Execution Phase: Regression
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Negative, Error-Handling, Consumer, Billing, Network, MOD-PaymentAgreement, P2-High, Phase-Regression, Type-Functional, Platform-Web, Report-QA, Business-High

Requirements Traceability

Related_Requirements: CSS01US04, Error Handling Requirements
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_007

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Simulate network disconnection	Network connectivity lost	N/A	Network simulation
2	Try to load agreement page	Appropriate error message displays	N/A	Error handling
3	Restore network connection	Page can be refreshed successfully	N/A	Recovery
4	Simulate slow network during payment	Timeout handling works properly	N/A	Timeout scenario
5	Verify payment state preserved	Payment attempt can be retried	N/A	State preservation

---

API Test Cases (Critical Level >=7)

Test Case 16: Payment Agreement API Data Validation

Test Case Metadata

Test Case ID: CSS01US04_API_001
 Title: Validate Payment Agreement API returns correct data structure and values
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: API
 Test Level: Integration
 Priority: P1-Critical
 Execution Phase: Smoke
 Automation Status: Automated

Enhanced Tags for 17 Reports Support

Tags: API, Consumer, Billing, Backend, MOD-PaymentAgreement, P1-Critical, Phase-Smoke, Type-API, Platform-Web, Report-Engineering, Integration-Point, Business-Critical

Requirements Traceability

Related_Requirements: CSS01US04, API Specifications
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Call GET /api/v1/payment-agreements/{id}	API returns 200 status	Agreement ID: PA-2023-15847	API call
2	Validate response structure	JSON contains all required fields	Required fields schema	Structure validation
3	Validate data types	All fields have correct data types	Field type specifications	Type validation
4	Validate business rules	Calculated fields are mathematically correct	Amount calculations	Business logic
5	Test API performance	Response time < 500ms	N/A	Performance validation

---

Security Test Cases

Test Case 17: Payment Agreement Access Control

Test Case Metadata

Test Case ID: CSS01US04_SEC_001
 Title: Verify customers can only access their own payment agreements
 Created By: Hetal
 Created Date: July 17, 2025
 Version: 1.0

Classification

Module/Feature: Payment Agreement Management
 Test Type: Security
 Test Level: System
 Priority: P1-Critical
 Execution Phase: Security
 Automation Status: Manual

Enhanced Tags for 17 Reports Support

Tags: Security, Consumer, Billing, Authorization, MOD-PaymentAgreement, P1-Critical, Phase-Security, Type-Security, Platform-Web, Report-Engineering, Business-Critical

Requirements Traceability

Related_Requirements: CSS01US04, Security Requirements
 Related_Bugs: N/A
 Related_Test_Cases: CSS01US04_TC_001

Test Procedure

Step #	Action	Expected Result	Test Data	Comments
1	Login as Customer A	Access granted to Customer A dashboard	Customer A credentials	Authentication
2	View Customer A's agreement	Agreement PA-2023-15847 displays	Customer A's agreement	Authorized access
3	Attempt to access Customer B's agreement URL	Access denied or redirected	Customer B's agreement ID	Unauthorized attempt
4	Verify no data leakage	No Customer B data visible	N/A	Data isolation
5	Test API endpoint security	API rejects unauthorized agreement requests	Invalid agreement IDs	API security

---