1

Navigate to Meter Inventory Management page

Page loads successfully within 1 second

URL: /meter-inventory

Performance validation

2

Verify "Total Manufacturers" metric

Displays "7" with building icon

Expected: 7

Count accuracy

3

Verify "Total Models" metric

Displays "7" with database icon

Expected: 7

Count accuracy

4

Verify "Total Meters" metric

Displays "7,890" with dial icon

Expected: 7,890

Count accuracy

5

Verify "Avg Meters per Model" metric

Displays "1,127" with speedometer icon

Expected: 1,127

Calculation: 7,890÷7

6

Verify growth indicator for manufacturers

Shows "+2 new this quarter" in green

Expected: +2

Trend tracking

7

Verify growth indicator for models

Shows "+3 added this month" in green

Expected: +3

Trend tracking

8

Verify meter type distribution tabs

Shows All(7), Smart(3), Photo(2), Manual(2)

Expected counts per type

Type classification

1

Click "Add New Meter Model" button

Form opens with General Information section

Button visible on dashboard

Primary action

2

Select manufacturer from dropdown

Dropdown populates with existing manufacturers

Select: "Kamstrup"

Required field

3

Enter model name

Text accepted in field

"MULTICAL 605"

Required field

4

Select meter type

Dropdown shows Smart/Photo/Manual options

Select: "Smart"

Triggers smart config

5

Enter make code (optional)

Text accepted

"KC605"

Optional field

6

Select supported utilities

Checkboxes for Water/Electricity/Gas

Check: Water, Electricity

Required selection

7

Enter dial length

Numeric value accepted

170

Technical spec

8

Enter dial count

Numeric value accepted

6

Technical spec

9

Enter max flow rate

Numeric value accepted

4.0

Technical spec

10

Select connection size

Dropdown shows standard sizes

"1 inch"

Technical spec

11

Enter weight

Numeric value accepted

1.5

Technical spec

12

Select accuracy class

Dropdown shows accuracy options

"Class A (±2%)"

Technical spec

13

Enter dimensions L×W×H

Numeric values accepted

195×110×100

Physical dimensions

14

Enter material description

Text accepted

"Stainless steel body, digital display"

Material info

15

Select IP rating

Dropdown shows IP ratings

"IP68"

Environmental rating

16

Verify Smart Meter Configuration section appears

Section visible with smart meter fields

Auto-displayed

Conditional display

17

Select communication type

Dropdown shows communication options

"LoRaWAN"

Smart feature

18

Enter firmware version

Text accepted

"2.1.0"

Smart feature

19

Enter battery life

Numeric value accepted

15

Smart feature

20

Enable smart features toggles

Checkboxes for OTA, Encryption, API

Enable all three

Smart features

21

Click "Save Meter Model"

Model created successfully, redirected to dashboard

Success message displayed

Final validation

22

Verify new model appears in inventory list

Model visible with correct specifications

Model name: "MULTICAL 605"

Confirmation

1

Navigate to Manage Manufacturers page

Page loads with manufacturer list

URL: /manufacturers

Navigation

2

Click "Add New Manufacturer" button

Modal dialog opens

Add form displayed

Primary action

3

Enter manufacturer name

Text accepted in required field

"Itron Inc."

Required field

4

Enter country

Text accepted

"United States"

Location info

5

Enter website URL

URL format accepted

"https://www.itron.com"

Contact info

6

Enter support contact email

Email format validated

"support@itron.com"

Contact info

7

Enter notes

Text accepted in textarea

"Leading technology provider for smart meters and IoT solutions"

Additional info

8

Click "Add Manufacturer" button

Manufacturer created successfully

Success notification

Save action

9

Verify manufacturer appears in list

New entry visible with all information

Name: "Itron Inc."

Confirmation

10

Verify manufacturer available in model creation

Appears in manufacturer dropdown

Available for selection

Integration

1

Navigate to meter inventory dashboard

Page loads with full model list

All 7 models visible

Initial state

2

Enter search term in search bar

Results filter in real-time

Search: "MULTICAL"

Text search

3

Verify search results

Only matching models displayed

Expected: 1 result

Search accuracy

4

Clear search bar

All models reappear

Clear search field

Reset function

5

Click "Smart" tab filter

Only smart meter models shown

Expected: 3 models

Type filter

6

Click "Photo" tab filter

Only photo meter models shown

Expected: 2 models

Type filter

7

Click "Manual" tab filter

Only manual meter models shown

Expected: 2 models

Type filter

8

Click "All Meters" tab

All models displayed again

Expected: 7 models

Reset filter

9

Use search with filter combination

Search within filtered results

Search "Badger" + Photo tab

Combined operation

10

Verify combined filter results

Shows Badger photo meters only

Expected: 1 result

Filter combination

1

Click on "E-Series Ultrasonic" model

Model details page opens

Badger E-Series model

Navigation

2

Verify model statistics display

Shows total meters: 650

Expected: 650 total

Statistics accuracy

3

Verify condition breakdown

Normal: 600, RCNT: 35, Faulty: 15

Condition counts

Status distribution

4

Scroll to Individual Meters section

Table shows individual meter records

8 meters displayed

Individual tracking

5

Verify meter number format

Format: WM001234, WM001235, etc.

Sequential numbering

ID format

6

Verify device number format

Format: DEV-KS-001234, etc.

Manufacturer prefix

Device ID format

7

Check installation date format

Format: YYYY-MM-DD

2023-01-15, 2023-01-20

Date format

8

Validate age calculation for first meter

Installation: 2023-01-15, Age: 28 months

Current date calculation

Age accuracy

9

Validate age calculation for second meter

Installation: 2023-01-20, Age: 28 months

Current date calculation

Age accuracy

10

Verify status indicators

Active (green), RCNT (yellow), Faulty (red)

Color-coded status

Visual indicators

11

Click "View" action for a meter

Opens detailed meter information

Individual meter details

Action functionality

12

Verify condition totals match

Individual conditions sum to model total

600+35+15 = 650

Mathematical accuracy

1

Open Add New Meter Model form

Form loads with General Information

Standard form layout

Initial state

2

Select "Manual" meter type

Smart configuration section hidden

Type: Manual

Conditional hiding

3

Verify smart fields not visible

No communication, firmware, battery fields

Hidden state

Conditional logic

4

Change meter type to "Photo"

Smart configuration remains hidden

Type: Photo

Conditional logic

5

Change meter type to "Smart"

Smart configuration section appears

Type: Smart

Conditional display

6

Verify communication type dropdown

Shows cellular, RF, LoRaWAN options

Communication options

Smart feature

7

Verify firmware version field

Text input field appears

Version format

Smart feature

8

Verify battery life field

Numeric input field appears

Years input

Smart feature

9

Verify OTA updates toggle

Checkbox for firmware updates

Toggle feature

Smart capability

10

Verify encryption toggle

Checkbox for encryption enabled

Security feature

Smart capability

11

Verify API integration toggle

Checkbox for API integration

Integration feature

Smart capability

12

Try saving without smart fields

Validation errors for required fields

Required field validation

Validation

1

Navigate to Manage Manufacturers page

Page loads with manufacturer list

4+ manufacturers visible

Initial view

2

Enter manufacturer name in search

Results filter to matching names

Search: "Kamstrup"

Name search

3

Verify search results

Only Kamstrup appears

Expected: 1 result

Search accuracy

4

Clear search field

All manufacturers reappear

Clear search

Reset function

5

Search by country

Enter country name in search

Search: "Denmark"

Country search

6

Verify country-based results

Shows manufacturers from Denmark

Expected: Kamstrup

Country filter

7

Search partial manufacturer name

Enter partial name

Search: "Bad"

Partial match

8

Verify partial match results

Shows Badger manufacturer

Expected: 1 result

Partial search

9

Test case-insensitive search

Enter lowercase manufacturer name

Search: "sensus"

Case sensitivity

10

Verify case-insensitive results

Shows Sensus manufacturer

Expected: 1 result

Case handling

1

Open Add New Meter Model form

Form displays with required field indicators

Asterisks on required fields

Initial state

2

Click "Save Meter Model" without data

Validation errors appear

Error messages shown

Required validation

3

Verify manufacturer field error

"Manufacturer is required" message

Red error text

Field validation

4

Verify model name field error

"Model name is required" message

Red error text

Field validation

5

Verify meter type field error

"Meter type is required" message

Red error text

Field validation

6

Verify utility selection error

"At least one utility must be selected"

Error for checkboxes

Selection validation

7

Enter invalid dial length

Error for non-numeric input

Input: "abc"

Data type validation

8

Enter negative max flow

Error for negative values

Input: "-5"

Range validation

9

Enter invalid email in manufacturer contact

Email format validation error

Input: "invalid-email"

Format validation

10

Test weight field with letters

Numeric validation error

Input: "heavy"

Type validation

11

Fill required fields minimally

Form accepts submission

Valid minimal data

Positive validation

12

Verify success message

"Meter model created successfully"

Success notification

Confirmation

1

Navigate to dashboard with 7,890 meters

Page loads within 1 second

Performance baseline

Load time

2

Measure initial page load time

Time from navigation to full render

Target: < 1000ms

Performance metric

3

Click between meter type tabs

Tab switching within 200ms

Smart/Photo/Manual tabs

UI responsiveness

4

Perform search operation

Search results appear within 500ms

Search: "Kamstrup"

Search performance

5

Open model detail page

Page loads within 800ms

E-Series Ultrasonic

Detail performance

6

Scroll through individual meters list

Smooth scrolling without lag

8 meters displayed

UI performance

7

Navigate back to dashboard

Return navigation within 500ms

Browser back button

Navigation speed

8

Test concurrent user simulation

Dashboard remains responsive

Multiple browser tabs

Concurrency

9

Monitor memory usage

No memory leaks during session

Browser dev tools

Resource monitoring

10

Test with slow network connection

Graceful degradation

Throttled network

Network resilience

1

Login as Meter Manager

Access to dashboard and viewing functions

Role: Meter Manager

Role verification

2

Verify dashboard access

Can view all metrics and models

Full read access

Permission check

3

Check model creation access

"Add New Meter Model" button availability

Button state

Creation rights

4

Attempt manufacturer management

Access to manufacturer functions

Permission level

Management rights

5

Logout and login as Meter Supervisor

Different permission level

Role: Meter Supervisor

Role switch

6

Verify enhanced dashboard access

All dashboard functions available

Full access

Permission check

7

Check model creation access

Can create new meter models

Full creation rights

Creation rights

8

Verify manufacturer management

Can add/edit manufacturers

Full management

Management rights

9

Test individual meter modifications

Can edit meter details

Modification rights

Edit permissions

10

Verify audit trail logging

User actions logged with role

Audit records

Security tracking

1

View E-Series Ultrasonic model details

Model statistics displayed

Total: 650 meters

Initial data

2

Check condition breakdown

Normal: 600, RCNT: 35, Faulty: 15

Individual counts

Condition data

3

Calculate total validation

Normal + RCNT + Faulty = Total

600+35+15 = 650

Mathematical check

4

Verify dashboard model count

Model shows 650 in main table

Consistent data

Cross-reference

5

Check average calculation

7,890 total ÷ 7 models = 1,127 avg

1,127 average

Average accuracy

6

Update meter condition

Change one meter from Normal to Faulty

Condition change

Data modification

7

Verify condition counts update

Normal: 599, Faulty: 16, Total: 650

Updated counts

Real-time update

8

Check dashboard metrics update

Total meters remain 7,890

Consistent totals

Data consistency

9

Add new meter to model

Increment total meter count

Total becomes 651

Addition tracking

10

Verify average recalculation

New average reflects total change

Automatic calculation

Real-time math

1

Open application in Chrome Latest

Full functionality works

Chrome browser

Primary browser

2

Test dashboard loading

All metrics display correctly

Performance baseline

Chrome testing

3

Test form interactions

All form fields functional

Model creation form

Chrome validation

4

Switch to Firefox Latest

Application loads and functions

Firefox browser

Secondary browser

5

Verify dashboard metrics

Same data displays correctly

Consistent display

Firefox testing

6

Test form submission

Forms work as expected

Model creation

Firefox validation

7

Switch to Safari Latest

Application compatible

Safari browser

macOS browser

8

Test responsive design

Layout adapts properly

Different screen sizes

Responsive testing

9

Verify JavaScript functionality

All interactive features work

Search, filters

Script compatibility

10

Test Edge Latest

Full functionality maintained

Edge browser

Windows browser

1

GET /api/meter-models

Returns list of all meter models

HTTP 200 status

API endpoint

2

Validate response structure

JSON with correct model fields

Schema validation

Data structure

3

POST /api/meter-models

Creates new meter model

Valid JSON payload

Create operation

4

Verify response time

API responds within 500ms

Performance benchmark

Response time

5

GET /api/manufacturers

Returns manufacturer list

HTTP 200 status

Manufacturer API

6

POST /api/manufacturers

Creates new manufacturer

Valid JSON payload

Create operation

7

PUT /api/meter-models/{id}

Updates existing model

Valid update payload

Update operation

8

DELETE /api/meter-models/{id}

Deletes model (if no meters assigned)

HTTP 204 status

Delete operation

9

Test error handling

Invalid data returns proper errors

HTTP 400 status

Error validation

10

Verify authentication

Unauthorized access returns 401

Invalid token

Security validation

1

Select multiple meter models

Checkboxes allow multiple selection

Select 3 models

Multi-selection

2

Access bulk actions menu

Bulk operations dropdown appears

Actions available

Bulk menu

3

Perform bulk status update

Selected models update simultaneously

Status: Active

Bulk update

4

Verify update confirmation

Success message for bulk operation

"3 models updated"

Confirmation

5

Test bulk condition update

Multiple meters condition change

Normal to RCNT

Condition bulk

6

Validate condition count updates

All affected counts recalculate

Automatic recalculation

Count accuracy

7

Attempt bulk deletion

Proper validation for deletion rules

Cannot delete with assigned meters

Validation rule

8

Test bulk export functionality

Selected models export to file

CSV/Excel format

Export operation

9

Verify export data accuracy

Exported data matches display

All fields included

Export validation

10

Test bulk import functionality

Import meter data from file

Valid CSV format

Import operation

1

Attempt SQL injection in search

Application blocks malicious input

Input: "'; DROP TABLE--"

SQL injection test

2

Test XSS prevention

Script tags are escaped/blocked

Input: "<script>alert('xss')</script>"

XSS protection

3

Verify session timeout

Session expires after inactivity

30-minute timeout

Session management

4

Test CSRF protection

Forms include CSRF tokens

Token validation

CSRF prevention

5

Verify HTTPS enforcement

All communications encrypted

SSL/TLS encryption

Data protection

6

Test authentication bypass

Cannot access without login

Unauthorized access blocked

Access control

7

Verify audit trail logging

All actions logged with timestamps

User action tracking

Audit compliance

8

Test data sanitization

Input data properly sanitized

Special characters handled

Input validation

9

Verify password policy

Strong password requirements

Complex password rules

Password security

10

Test data backup integrity

Regular backups and recovery

Data consistency

Backup validation

Dashboard Load

< 1 second

< 1.5 seconds

Search Response

< 500ms

< 1 second

Form Submission

< 1 second

< 2 seconds

API Response

< 500ms

< 1 second

Model Detail Load

< 800ms

< 1.5 seconds

1

Enter extremely long model name

Field validation limits input

500+ character string

Boundary testing

2

Enter negative values in all numeric fields

Proper validation messages

-1, -100, -999

Range validation

3

Enter zero values in required numeric fields

Validation prevents zero entry

0 in dial count, max flow

Zero validation

4

Submit form with only spaces in text fields

Whitespace validation active

" " (spaces only)

Whitespace handling

5

Test maximum supported utilities selection

All utilities can be selected

Water + Electricity + Gas

Multi-selection

6

Enter special characters in model name

System handles special characters

Model: "Test-Model_v2.0"

Character validation

7

Test date boundary for installation dates

Accepts valid date ranges

Future dates, past dates

Date validation

8

Simulate network disconnection during save

Proper error handling and retry

Network interruption

Network resilience

9

Test concurrent model creation

System handles simultaneous operations

Multiple users creating

Concurrency testing

10

Attempt duplicate model names

Uniqueness validation enforced

Same model name twice

Duplicate prevention

11

Test system with maximum meter count

Performance with large datasets

10,000+ meters

Scale testing

12

Simulate database connection failure

Graceful error messaging

Database offline

Failure handling

13

Test browser refresh during form entry

Form data handling on refresh

Partial form completion

State management

14

Test copy-paste of invalid data

Validation works with pasted content

Invalid clipboard data

Paste validation

15

Verify error message clarity

User-friendly error messages

Non-technical language

UX validation

1

Access dashboard on mobile device

Page loads and scales properly

375x667 resolution

Mobile access

2

Verify dashboard metrics display

Cards stack vertically on mobile

4 metric cards visible

Responsive layout

3

Test horizontal scrolling on table

Table scrolls horizontally if needed

Meter models table

Table responsiveness

4

Tap search bar on mobile

Virtual keyboard appears

Touch interaction

Mobile input

5

Test filter tabs on mobile

Tabs remain accessible

Smart/Photo/Manual tabs

Mobile navigation

6

Open Add Model form on mobile

Form fields stack appropriately

Mobile form layout

Form responsiveness

7

Test dropdown interactions

Dropdowns work with touch

Manufacturer dropdown

Touch compatibility

8

Test scroll behavior in forms

Smooth scrolling through long forms

Technical specifications

Mobile scrolling

9

Verify button sizes for touch

Buttons meet minimum touch targets

44px minimum size

Touch accessibility

10

Test landscape orientation

Layout adapts to landscape mode

Rotate device

Orientation handling

11

Test tablet view (1024x768)

Hybrid layout between mobile/desktop

Tablet resolution

Tablet optimization

12

Verify text readability

Font sizes appropriate for mobile

Minimum 16px text

Mobile typography

13

Test navigation gestures

Swipe gestures work if implemented

Touch gestures

Gesture support

14

Verify load times on mobile

Performance acceptable on mobile

< 2 seconds

Mobile performance

15

Test offline behavior

Graceful handling of network loss

Offline mode

Network handling

1

Navigate to meter models table

Full model list displayed

7 models visible

Initial state

2

Select export option from menu

Export dialog appears

CSV/Excel options

Export initiation

3

Choose CSV export format

Export process begins

CSV format selected

Format selection

4

Verify download completion

File downloads successfully

meter_models.csv

Download verification

5

Open exported CSV file

All model data present

Complete data export

Content validation

6

Verify column headers

Headers match table columns

Manufacturer, Model, Type, etc.

Header accuracy

7

Check data accuracy

Exported data matches displayed data

All 7 models included

Data integrity

8

Test filtered export

Export only filtered results

Smart meters only

Filtered export

9

Verify filtered CSV content

Only filtered data exported

3 smart meter models

Filter accuracy

10

Test individual meter export

Export from model detail page

E-Series individual meters

Detail export

11

Verify individual meter CSV

Device numbers, dates, status included

8 meters with details

Individual data

12

Test Excel format export

.xlsx file generation

Excel format

Alternative format

13

Verify Excel file structure

Proper Excel formatting

Multiple sheets if applicable

Excel validation

14

Test large dataset export

Performance with full inventory

7,890 meters export

Scale testing

15

Verify export permissions

Role-based export access

Manager vs Supervisor

Permission control

1

Create new manufacturer

Manufacturer appears in system

"Honeywell" manufacturer

Data creation

2

Verify manufacturer in model dropdown

Available for model creation

Dropdown includes Honeywell

Integration point

3

Create new meter model

Model uses new manufacturer

Honeywell meter model

Cross-reference

4

Verify dashboard metrics update

Manufacturer and model counts increment

8 manufacturers, 8 models

Real-time updates

5

Add individual meters to model

Meters associate with model

10 new meters

Meter assignment

6

Verify condition statistics

Condition counts include new meters

Updated statistics

Calculation update

7

Update meter condition

Individual meter status change

Normal to Faulty

Status modification

8

Verify model statistics update

Model condition counts reflect change

Updated faulty count

Cascade update

9

Verify dashboard totals update

Dashboard reflects all changes

Accurate total counts

System-wide update

10

Test audit trail creation

All changes logged in audit system

Complete audit records

Compliance tracking

11

Verify billing system notification

Meter changes notify billing system

Integration message sent

External integration

12

Test smart meter configuration sync

Smart settings sync with IoT platform

Configuration pushed

IoT integration

13

Verify data consistency

All systems show consistent data

Cross-system verification

Data integrity

14

Test rollback scenario

System handles failed operations gracefully

Transaction rollback

Error recovery

15

Verify performance impact

Operations complete within SLA

< 1 second response

Performance validation

1

Create new meter model

Action logged with timestamp

User: John Smith, Action: Create

Audit logging

2

Verify audit record details

Complete action details captured

Model: Test-Audit-Model

Detail capture

3

Update existing model

Modification logged with before/after

Field changes tracked

Change tracking

4

Verify user identification

User ID and role recorded

Meter Supervisor role

User attribution

5

Delete manufacturer

Deletion logged with reason

Reason: No longer used

Deletion tracking

6

Test bulk operation logging

All bulk changes individually logged

Bulk update of 5 models

Bulk audit

7

Verify timestamp accuracy

All timestamps in UTC format

ISO 8601 format

Time standardization

8

Test data retention policy

Audit records retained per policy

7-year retention

Retention compliance

9

Verify immutable audit trail

Audit records cannot be modified

Read-only audit data

Data integrity

10

Test audit search functionality

Can search audit records

Search by user, date, action

Audit accessibility

11

Generate compliance report

System generates audit report

PDF/Excel format

Reporting capability

12

Verify SOC2 compliance elements

Required SOC2 controls present

Security controls active

SOC2 validation

13

Test data privacy controls

PII handling follows regulations

Data anonymization

Privacy compliance

14

Verify backup audit integrity

Audit trail included in backups

Backup verification

Backup compliance

15

Test compliance dashboard

Compliance metrics displayed

Real-time compliance status

Compliance monitoring