What Is Model-Based Testing (MBT)?

Model-Based Testing (MBT) is an advanced software testing approach that uses abstract models to automate the generation of test cases. It’s a great way to ensure software quality. With MBT, various conditions and inputs are simulated to ensure that software meets specifications and responds reliably under unforeseen scenarios.

You can reduce the time spent on test creation and execution by 20% to 50% compared to traditional methods. Plus, MBT systematically enhances quality assurance by ensuring that every test scenario is covered. Model-based testing enables teams to keep up with rapid development cycles while maintaining the highest quality standards.

The MBT Process Explained

It all starts with a precise model that encapsulates the software’s intended functionality and possible states. Usually, a model is graphically represented using one or more UML diagrams. This model is not just a sketch but a comprehensive map that guides every test scenario.

With this blueprint in place, MBT automates the creation of test cases that mirror every possible state transition and user interaction within the software. These test cases are used to explore the system’s responses and ensure that every path leads to the expected outcome.

  • Create Models


    Develop specific models from requirements that represent functional sequences, user interfaces, and data flows.

  • Generate Test Cases


    Automatically generate test cases from models that represent different scenarios for using the software.

  • Execute Tests


    Test the software against the generated test cases, manually or automatically, to compare the actual behavior with the modeled behavior.

  • Analyze Results


    Evaluate whether the software performs as expected; identify defects or areas for improvement.

  • Iterate and Refine


    Continuously adapt and improve models and test cases based on test results.

The Paradigm Shift in Testing

As software becomes more complex, traditional linear and manual testing methods struggle to keep up. They can be time-consuming, error-prone, and simply can’t keep pace with rapid development cycles. With MBT, you can say goodbye to the daunting task of manually crafting separate test cases for each state of the software under test. MBT uses models as master keys to unlock multiple test scenarios, making thorough coverage a breeze.

MBT surpasses traditional approaches by utilizing abstract representations to automatically generate and execute test cases. This enhances test coverage while also increasing efficiency and accuracy. Plus, with MBT, you can rest assured that your testing is not only effective but also stakeholder friendly and approachable. Testing with MBT shifts the focus from reactive to proactive, anticipating potential issues before they arise.

Your Gateway to Model-Based Testing

MBTsuite is your one-stop solution for model-based testing. The tool simplifies the model-based testing process by offering a user-friendly MBT workspace. It covers the whole MBT process in one convenient web application:

  • Documenting requirements
  • Creating graphical test models
  • Generating and selecting automation-ready test cases from these models

MBTsuite is designed to be adaptable to any fast-paced development environment. Try it now to take your software testing to the next level.

Model view in MBTsuite

Model-Based Testing FAQ

Model-Based Testing (MBT) is an advanced software testing approach that uses abstract models to automate the generation of test cases. This method models software behavior, including states and transitions, to verify that the software functions correctly and meets its specifications. MBT is an effective method for identifying defects early in the development cycle, ensuring thorough test coverage, and maintaining quality across rapid development iterations. It abstracts the complexity of the system, providing a clear and efficient path to robust software quality assurance.

The core components of Model-Based Testing (MBT) include

  • Abstract Model Building:
    Creating a graphical representation of the software’s functionality and possible states.
  • Test Case Generation:
    Using the model to automatically generate test cases that cover all possible scenarios and paths.
  • Test Execution:
    Applying the generated test cases to validate the software against the expected behavior outlined in the model.
  • Results Analysis:
    Evaluate the results of the tests to identify deviations and areas for improvement.
  • Model Refinement:
    Updating the model based on test results and evolving requirements to improve accuracy and coverage.

Model-Based Testing (MBT) improves efficiency by automating test case creation from a model, reducing time and effort compared to manual test design. MBT abstracts software behavior, enabling simultaneous generation of multiple scenarios for faster comprehensive coverage. This automation reduces repetitive work and errors. Additionally, MBT quickly adapts to changing requirements by automatically updating test cases to reflect new conditions. This maintains testing momentum and minimizes the need for time-intensive manual revisions, keeping the focus on delivering quality software swiftly.

MBTsuite is a web-based tool that simplifies the creation, management, and execution of test models for Model-Based Testing (MBT). It transforms software requirements into dynamic graphical models and generates detailed test cases for use in test automation tools, improving efficiency and accuracy. MBTsuite’s user-friendly interface and collaborative features enable teams to develop and share models in real-time, promoting a unified approach to quality assurance. Its cloud-based platform provides flexibility and accessibility, making advanced MBT practices accessible to all software development stakeholders.