UAT Regression Testing Automation | TestNova Case Study
Case Studies

How TestNova Reduced UAT Regression Time by 94% for an Enterprise Management Platform

July 6, 2026

Enterprise applications evolve constantly. Every release introduces new features, workflow changes, and bug fixes that must be validated before reaching production. But User Acceptance Testing (UAT) remains one of the most time-consuming phases of the software delivery lifecycle.

Manual regression testing often requires hours of repetitive effort, making it difficult for QA teams to keep pace with growing application complexity and faster release schedules.

TestNova, our AI-powered test automation platform, set out to answer a simple question:

“Can AI rapidly automate complex UAT workflows and dramatically reduce regression testing effort, even in challenging enterprise environments?”

Here is what we found.

The Challenge

For enterprise teams, UAT is critical to ensuring business processes continue to function correctly after every release. However, manually executing large regression suites consumes significant time and resources.

For this study, we worked with a complex enterprise management platform that included:

  • Multiple interconnected business workflows
  • Dynamic approval and validation processes
  • Shared testing environments
  • Frequent application updates and deployments
  • Complex data dependencies across modules

The UAT suite consisted of 104 test cases covering critical business operations.

However, automation was far from straightforward.

The team faced several challenges:

  • No dedicated testing environment
  • Shared and inconsistent test data
  • Missing test-data identifiers in the UI
  • Limited application knowledge available to automation engineers
  • Business workflows that required stakeholder validation before automation

These constraints made traditional automation difficult and increased the effort required for every regression cycle.

What TestNova Did

The team onboarded the UAT suite into the TestNova platform and used its AI-powered automation capabilities to rapidly create and stabilize automated regression scenarios.

TestNova enabled the team to:

Record and automate complex business workflows
Execute end-to-end validation scenarios
Perform repeated regression testing cycles with minimal manual intervention
Stabilize tests across multiple application updates
Build a reusable automation foundation for future releases

A total of 104 UAT test cases were evaluated. Of those:

Test cases evaluated
104
Suitable for automation
82
Successfully automated
75
Needed business clarification
7

Despite environmental and data-related constraints, the team achieved production-ready automation coverage in less than a week.

Results at a Glance

91.5%Automation rate achieved
75UAT test cases automated
94.3%Reduction in regression execution time

Automation Coverage

Out of the 82 test cases identified as viable automation candidates, TestNova successfully automated 75. This resulted in an automation coverage rate of 91.5%.

The remaining 7 scenarios were not blocked by technical limitations. Instead, they required additional business clarification and stakeholder input before automation could be completed.

This demonstrates that the primary barriers to automation are often organizational and process-related rather than technical.

Rapid Automation Delivery

One of the most significant outcomes was the speed of implementation.

The team automated 75 test cases in approximately six days, including recording, stabilization, validation, and multiple regression reruns.

The implementation timeline included:

Day 160 test cases automated
Day 2Remaining 15 test cases automated
Days 3-6Stabilization, validation, locator improvements, and regression reruns

Within a single week, the organization had a production-ready automated regression suite capable of supporting future releases.

Faster Regression Cycles

Prior to automation, executing the regression suite manually required approximately 8.75 hours per cycle. Using TestNova, the same suite now executes in just 30 minutes.

Manual8.75 hours
8.75 hours
TestNova30 minutes
30 minutes

This delivered:

94.3%Reduction in Regression Execution Time

The improvement translates to:

  • More than 8 hours saved during every regression cycle
  • Approximately 33 hours saved annually across four major regression cycles
  • Faster release validation with significantly less QA effort

Instead of dedicating an entire workday to regression testing, teams can now complete validation in under an hour.

The project also highlighted opportunities for future optimization, including dedicated test environments, improved test data management, and CI/CD integration.

Building a Foundation for Scale

Beyond immediate time savings, the project established a foundation for long-term automation success.

The next phase includes:

Expanding automation coverage beyond the current scope
Integrating automated regression testing into CI/CD pipelines
Improving test data management and environment stability
Extending automation to additional business modules

This transforms testing from a release bottleneck into a scalable quality assurance strategy.

What These Results Mean for Enterprise Testing

Many organizations believe UAT automation requires months of effort, extensive framework development, and perfect testing conditions.

This project demonstrated otherwise.

Even within a complex enterprise management platform, TestNova achieved over 90% automation coverage in under a week while reducing regression execution time by more than 94%.

The result is consistent:

Faster release validation
Reduced manual testing effort
Higher automation coverage
More reliable regression testing
Greater confidence before production deployments

As enterprise systems continue to grow, TestNova enables teams to scale testing without scaling QA headcount, delivering repeatable, high-quality regression coverage in minutes instead of days.

See what TestNova can do for your next release cycle.

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