Best Mockito Alternatives in 2025
Find the top alternatives to Mockito currently available. Compare ratings, reviews, pricing, and features of Mockito alternatives in 2025. Slashdot lists the best Mockito alternatives on the market that offer competing products that are similar to Mockito. Sort through Mockito alternatives below to make the best choice for your needs
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MockK
MockK
FreeMocking serves as an effective method to enhance the readability and maintainability of code during testing. In a series of three articles, I aim to explore the foundational concepts, features, and unique aspects of the MockK library. This innovative open-source library, available on GitHub, is dedicated to simplifying the mocking process in Kotlin. When it comes to property injection, the library first attempts to align properties by their names, followed by matching them based on class or superclass hierarchies. For further customization, users can refer to the lookupType parameter. Notably, property injection continues to function even when private visibility is enforced. Additionally, when selecting constructors for injection, the library prioritizes those with the highest number of arguments, proceeding to those with fewer. This thoughtful design enhances the user experience and flexibility in testing scenarios. -
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aqua cloud
aqua cloud GmbH
2 Ratingsaqua, with its AI-powered technology, is a cutting-edge Test Management System built to streamline and boost QA processes. Perfect for both large and small businesses, especially in highly regulated sectors like Fintech, MedTech, and GovTech, aqua excels in: - Organizing and managing custom testing workflows - Handling various testing scales and complexities, - Managing comprehensive test data sets - Ensuring detailed insights through advanced reporting - Transitioning from manual to automated testing All of this becomes effortless with Aqua. Additionaly, it stands out with "Capture" - simplified 'single-click' bug tracking and reproducing solution. Seamlessly integrating with popular platforms like JIRA, Selenium, and Jenkins, and supported by REST API, aqua enhances QA efficiency, significantly reducing time spent on routine tasks and accelerating software release cycles by 200%. Take away your pain of testing! Try aqua today! -
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HUnit
Hackage
FreeHUnit serves as a unit testing framework tailored for Haskell, drawing inspiration from the widely used JUnit framework within the Java ecosystem. Users who are already acquainted with Haskell will find HUnit straightforward to adopt, even if they lack prior experience with JUnit. A development approach that prioritizes testing proves to be most efficient when the process of creating, modifying, and running tests is seamless. JUnit was instrumental in introducing test-first development practices in Java, and HUnit functions as its counterpart for Haskell, a language known for its purely functional paradigm. Like JUnit, HUnit allows developers to effortlessly craft tests, assign names, organize them into suites, and run them while the framework automatically validates the outcomes. The test specification in HUnit boasts greater conciseness and flexibility compared to JUnit, which is a direct benefit of Haskell's design. Although HUnit currently supports a text-based test controller, it is structured to facilitate straightforward extensions in the future. To maximize efficiency, it is recommended to run the tests collectively as a suite. -
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PowerMock
PowerMock
FreeCreating unit tests can be a challenging endeavor, and at times, it may require compromising good design principles solely to enhance testability. While good design often aligns with improved testability, this correlation does not hold true in every situation. For instance, the use of final classes and methods can become problematic, with private methods occasionally needing to be altered to protected or shifted to a collaborator unnecessarily. Additionally, static methods are best avoided altogether due to the constraints imposed by various frameworks. PowerMock is a robust framework that supplements other mocking libraries, such as EasyMock, offering enhanced capabilities. Through the utilization of a custom classloader and bytecode manipulation, PowerMock allows for the mocking of static methods, constructors, final classes, private methods, and the removal of static initializers, among other features. Importantly, because it employs a custom classloader, users can integrate it without needing to modify their IDEs or continuous integration systems, thus streamlining the process of implementation. Ultimately, the ability to mock such diverse elements can significantly improve the flexibility and effectiveness of unit testing efforts. -
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Cucumber
SmartBear
Ensure that your executable specifications align with your code across any contemporary development framework. Cucumber Open, boasting over 40 million downloads, stands as the leading automation tool for Behavior-Driven Development globally. Not only is Cucumber Open open source, but it also functions as an adaptable platform that integrates effortlessly with the tools you already utilize and prefer. It is compatible with various languages, including Java, JavaScript, Ruby, and .NET, among others. You can organize plain text specifications right next to your code within your own source control system. Articulate the expected behavior of the system in a manner that is accessible to all stakeholders. Automate processes using Selenium, API requests, or direct function calls within the same execution context. Produce reports in formats such as HTML and JSON, or even create custom reporting solutions. Cucumber Open allows for integration with CucumberStudio, JIRA, or the development of your own plugins. It serves as a bridge between business teams and developers through the principles of BDD. By implementing test automation, you can significantly reduce the need for rework. Additionally, gain immediate insights through dynamic documentation that evolves with your project. It also offers seamless compatibility with Git for version control, making collaboration a breeze. This versatility not only enhances productivity but also fosters better communication among teams. -
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Cypress
Cypress.io
FreeEnd-to-end testing of any web-based application is fast, simple and reliable. -
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JUnit 5 represents the evolution of the JUnit framework, aiming to establish a modern foundation for testing on the JVM that caters to developers. It emphasizes compatibility with Java 8 and later versions while also supporting various testing methodologies. We encourage our users to back our efforts, as your contributions would allow us to maintain momentum. Our commitment to JUnit will persist, regardless of the level of financial support we receive, but additional backing would enable us to concentrate our efforts more effectively rather than just working on it during our free time. For instance, we aspire to hold regular meetings and collaborate closely for several days, which would facilitate quicker progress through in-person design and coding sessions. By contributing, you can help turn this vision into a reality while enhancing the overall development process!
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pytest
pytest
Pytest is an invaluable tool for enhancing your programming skills, as it simplifies the creation of both basic tests and complicated functional tests for various applications and libraries. The framework’s ability to provide detailed assertion introspection means you can rely solely on standard assert statements for all your testing needs. It offers thorough information regarding failed assertions, automatically identifies test modules and functions, and features modular fixtures that help manage both small and parameterized long-lived test resources effectively. Additionally, pytest can seamlessly execute unittest (including trial) and nose test suites, and it is compatible with Python versions 3.6 and above, as well as PyPy 3. Its rich plugin architecture boasts over 315 external plugins and is backed by a vibrant community of users. Furthermore, the maintainers of pytest, along with thousands of other packages, have partnered with Tidelift to provide commercial support and maintenance for the open-source dependencies integral to your projects. By leveraging pytest, you can save valuable time, minimize risks, and enhance the overall health of your codebase, all while ensuring that the developers of the specific dependencies you rely on are compensated for their work. This commitment to community and support truly sets pytest apart as a leader in the testing framework landscape. -
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WebDriverIO
WebDriverIO
WebdriverIO facilitates the automation of applications developed with contemporary web frameworks like React, Angular, Polymer, or Vue.js, in addition to supporting native mobile apps for both Android and iOS platforms. Beyond simply executing automation via the WebDriver protocol, WebdriverIO harnesses native browser APIs, allowing for seamless integration with widely-used developer tools such as Chrome DevTools and Google Lighthouse. With this plugin, users can access commands that verify whether their application qualifies as a valid Progressive Web App (PWA) and commands designed to capture various frontend performance metrics, including speedIndex among others. Furthermore, the WebdriverIO test runner features a user-friendly command line interface that simplifies the configuration process, making it possible to create a configuration file in under a minute. Additionally, it provides a comprehensive overview of all available third-party packages, including framework adaptations, reporters, and services, and streamlines their installation for users. This comprehensive feature set makes WebdriverIO a powerful tool for developers looking to enhance their testing efficiency and application performance. -
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Catch2
Catch2
FreeCatch2 serves primarily as a unit testing framework tailored for C++, yet it also incorporates fundamental micro-benchmarking capabilities and straightforward BDD macros. Its primary strength lies in its user-friendly and intuitive design. Test identifiers do not require adherence to valid naming conventions, assertions resemble standard C++ boolean expressions, and the use of sections allows for a localized approach to managing setup and teardown code within tests. Currently, you are working on the devel branch where version 3 is under development. This upcoming version introduces several major updates, the most notable being that Catch2 transitions from a single-header library to a conventional library structure featuring multiple headers and a separately compiled implementation. Getting started is quick and straightforward; you only need to download two files, integrate them into your project, and you're ready to go, all without any external dependencies. As long as your environment supports C++14 and includes the C++ standard library, you can write test cases as self-registering functions or methods if that suits your style. This flexibility in coding approaches enhances the framework's usability for various programming preferences. -
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Robot Framework
Robot Framework
FreeRobot Framework is a versatile open-source automation framework that caters to both test automation and robotic process automation (RPA) needs. It is backed by the Robot Framework Foundation and is utilized by numerous leading organizations in the software development field. This framework offers openness and extensibility, allowing for integration with a wide array of other tools, which facilitates the creation of robust and adaptable automation solutions. Users benefit from the fact that Robot Framework is completely free, with no licensing fees involved. Its syntax is straightforward, using human-readable keywords that make it accessible to users of varying technical backgrounds. Furthermore, the framework’s functionality can be expanded through libraries written in Python, Java, or other programming languages. A vibrant ecosystem has developed around Robot Framework, consisting of numerous libraries and tools that are maintained as independent projects, enhancing its overall versatility and usability. This extensive support and community engagement make Robot Framework a compelling choice for automation needs across different industries. -
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Karate
Karate
FreeKarate stands out as the sole open-source tool that integrates API test automation, mocks, performance testing, and UI automation into one cohesive framework. Its BDD syntax, inspired by Cucumber, remains language-neutral and accessible, making it easy for individuals without programming backgrounds to use. With built-in assertions and HTML reporting, it enhances the testing experience, and its capability to run tests in parallel significantly boosts efficiency. Additionally, for teams that prefer not to work with Java, a cross-platform standalone executable is available, eliminating the need for code compilation. Users can simply write tests using a clear and straightforward syntax tailored for HTTP, JSON, GraphQL, and XML. Notably, Karate allows the combination of API and UI test automation within the same script, offering great flexibility. What’s particularly impressive is that JSON is treated as a 'first-class citizen' in the syntax, enabling users to articulate payloads and expected data without the necessity of double quotes or enclosing JSON field names in quotes. Furthermore, there's no requirement to escape characters, a common hassle in Java or other languages, thereby simplifying the testing process. This user-friendly approach significantly reduces the barriers to effective testing and promotes wider adoption among teams. -
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Playwright
Playwright
FreePlaywright is compatible with all contemporary rendering engines, such as Chromium, WebKit, and Firefox. It enables testing across various operating systems like Windows, Linux, and macOS, whether locally or in continuous integration environments, and can operate in both headless and headed modes. The framework ensures that actions are only performed once elements are ready for interaction, and it includes a comprehensive set of introspection events. This synergy effectively removes the reliance on artificial timeouts, which are a common source of unreliable tests. Additionally, Playwright's assertions are tailored for the dynamic nature of the web, automatically reattempting checks until the specified criteria are fulfilled. Users can customize their test retry strategies and capture execution traces, videos, and screenshots to further mitigate instability. In terms of architecture, browsers execute web content from different origins in separate processes, allowing Playwright to align with modern browser frameworks and conduct tests out-of-process. This design choice helps to avoid the usual constraints associated with in-process test runners, ultimately enhancing testing efficiency and reliability. As a result, Playwright emerges as a robust solution for developers seeking to streamline their testing processes. -
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XCTest
Apple
FreeDevelop and execute unit tests, performance tests, and UI tests for your Xcode project by utilizing the XCTest framework, which allows for the seamless integration of these tests within Xcode's testing ecosystem. These tests are designed to validate that specific conditions hold true during the execution of code, and in instances where these conditions fail, they will log the failures along with optional messages for clarity. Additionally, performance tests are capable of assessing the efficiency of code blocks to identify potential regressions, while UI tests interact with the application's interface to ensure that user interaction flows function correctly. Each test method is a focused, self-contained function aimed at evaluating a distinct portion of your code, while a test case is comprised of multiple related test methods organized to collectively assess the code’s behavior. To ensure that your code meets the expected standards, you should incorporate these test cases and methods into a designated test target, which is essential for confirming code reliability. The XCTest framework serves as the primary class responsible for defining these test cases, managing their execution, and facilitating performance tests, ultimately providing a comprehensive approach to ensure code integrity. By implementing these structured testing strategies, developers can enhance the overall quality and reliability of their applications. -
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Pester
Pester
FreePester serves as the all-encompassing testing and mocking framework for PowerShell, significantly improving the quality of code and facilitating the implementation of predictable modifications. By incorporating Pester tests into your PowerShell scripts, you can ensure a higher standard of code integrity, and Visual Studio Code offers comprehensive support for Pester, enabling rapid test creation. The integration of Pester with platforms like TFS, Azure, GitHub, Jenkins, and various CI servers empowers you to automate your entire development workflow seamlessly. This framework is designed not only for writing and executing tests but is predominantly utilized for unit and integration testing, while also extending its capabilities to validate entire environments, computer deployments, and database setups. Pester tests are versatile and can run any command or script that a Pester test file can access, which encompasses functions, Cmdlets, Modules, and scripts. Whether you choose to run Pester locally in conjunction with Visual Studio Code or incorporate it into a build script within a CI pipeline, it remains a powerful tool for developers. Furthermore, the ability to create comprehensive test suites fosters a culture of reliability and confidence in your PowerShell code. -
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Selenium enables the automation of web browsers, and the possibilities it presents are entirely in your hands. While its primary use is for testing web applications, its utility extends well beyond that scope. Repetitive web-based administrative tasks can also be automated effectively, making your workflow more efficient and less tedious. For those looking to develop comprehensive browser-based regression automation suites and distribute scripts across various environments, Selenium WebDriver is the ideal choice, offering a set of language-specific bindings to control a browser as intended. Alternatively, if you are interested in quickly creating bug reproduction scripts or enhancing exploratory testing through automation, Selenium IDE serves as a convenient tool; this is a browser add-on for Chrome and Firefox that provides straightforward record-and-playback functionality for user interactions. Furthermore, if your goal involves scaling your testing processes by executing tests across multiple machines and managing diverse environments from a centralized interface, Selenium can accommodate those needs as well. Ultimately, the versatility of Selenium allows for a broad range of automation possibilities tailored to fit various requirements.
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Spock Framework
Spock
FreeSpock serves as a framework for testing and specifying applications built in Java and Groovy. Its most distinguishing feature is its elegant and highly expressive language for specifications. With the integration of a JUnit runner, Spock offers compatibility with a wide range of IDEs, build tools, and continuous integration platforms. The framework draws inspiration from a variety of sources, including JUnit, RSpec, jMock, Mockito, Groovy, Scala, Vulcans, and other intriguing entities. Additionally, the Spock Web Console provides a platform where users can effortlessly view, modify, execute, and even share Spock specifications. This website acts as an excellent sandbox for those looking to experiment with Spock without any obligations or risks involved. Spock's unique features make it a valuable tool for developers seeking to enhance their testing processes. -
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OpenTest
OpenTest
FreeOpenTest is a versatile and open-source framework designed for functional test automation across web applications, mobile platforms, and APIs, prioritizing scalability and adaptability to support mainstream automation practices. This comprehensive tool is accessible to users with minimal programming experience and is capable of managing a wide array of functional testing projects. By utilizing keywords as high-level components, it simplifies the complexities of technology, allowing users to create clear, concise, and maintainable tests effortlessly. No programming expertise is necessary, enabling a broader audience to participate in testing. You can execute multiple test sessions concurrently, constrained only by your hardware capabilities, and when local resources are fully utilized, additional test actors can be deployed in the cloud. Furthermore, JavaScript can be seamlessly integrated at any point within your keyword-driven tests to accommodate intricate testing scenarios. Additionally, tests can be executed repeatedly with various data sets stored in separate files, enhancing the framework's flexibility and efficiency. This makes OpenTest an excellent choice for teams looking to streamline their testing processes while ensuring thorough coverage of complex functionalities. -
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JMockit
JMockit
FreeThe toolkit is available as a collection of resources distributed through the Maven Central repository. It necessitates Java version 7 or higher to run tests, which must be executed using either JUnit or TestNG. For guidance on incorporating the library into a Java project, refer to the section on Running tests with JMockit. This tutorial explores the various APIs offered by the library, illustrated through example tests that utilize Java 8. The primary API consists of a singular annotation that facilitates the automatic creation and setup of the objects intended for testing. Additionally, there exists the mocking API, commonly referred to as the "Expectations" API, which is designed for tests that engage with mocked dependencies. Furthermore, a compact faking API, known as the "Mockups" API, is provided for generating and utilizing fake implementations, thereby mitigating the full resource demands of external components. Overall, this toolkit enhances testing efficiency by streamlining the setup process and providing versatile mocking capabilities. -
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Selenide
Selenide
FreeYou can forget about the complexities of shutting down browsers, dealing with timeouts, and handling StaleElement Exceptions, or sifting through log files while debugging your tests. We confidently assert that Selenide is incredibly user-friendly, eliminating the need for extensive documentation. While Selenium WebDriver is an excellent tool for browser automation, it lacks the focus required for effective testing, serving primarily as a means for browser interaction. Numerous testing libraries exist alongside Selenium WebDriver, yet they often fail to address the fundamental issues that plague UI tests, such as the instability that arises from dynamic content, JavaScript, Ajax, and timeouts. Selenide was specifically designed to tackle these challenges head-on. At its core, Selenide enhances the stability of your tests by effectively managing nearly all Ajax and timing-related problems. We take pride in the simplicity of Selenide, ensuring that you won't have to wade through excessive documentation. Ultimately, working with Selenide boils down to mastering just three straightforward concepts! With Selenide, testing becomes not only efficient but also more enjoyable. -
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WireMock
WireMock
WireMock is a tool designed to simulate HTTP-based APIs, which some may refer to as a mock server or a service virtualization solution. It proves invaluable for maintaining productivity when a necessary API is either unavailable or incomplete. The tool also facilitates the testing of edge cases and failure scenarios that a live API might not consistently reproduce. Its speed can significantly decrease build times, transforming hours of work into mere minutes. MockLab builds on WireMock by providing a hosted API simulator that features an easy-to-use web interface, allows for team collaboration, and requires no installation. The API is fully compatible and can replace the WireMock server effortlessly with just a single line of code. You can operate WireMock from a variety of environments, including Java applications, JUnit tests, Servlet containers, or as an independent process. It offers the ability to match request URLs, HTTP methods, headers, cookies, and bodies through numerous strategies. Additionally, it provides robust support for both JSON and XML formats, making it simple to get started by capturing traffic from an existing API. Overall, WireMock serves as a crucial resource for developers seeking to streamline their API testing processes. -
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Telerik JustMock
Progress Telerik
$399 per developerJustMock simplifies the process of isolating your testing environment, enabling you to concentrate on the specific logic you wish to assess. It integrates effortlessly with your preferred unit testing framework, streamlining both unit testing and mocking to be quick and straightforward. You can mock a wide array of components, including non-virtual methods, sealed classes, static methods and classes, as well as non-public members and types across the board, including those in MsCorLib. It serves as an ideal solution for unit testing your .NET applications, regardless of whether you are working with intricate legacy systems or code crafted with best practices in mind. The JustMock Debug Window is particularly useful for troubleshooting, as it provides insights into the arguments used when calling mock objects, as well as identifying potential issues like why a mock isn't invoked or is invoked multiple times. Furthermore, JustMock gives you essential feedback regarding the thoroughness and completeness of your unit tests, making it an indispensable tool for organizations aiming to maintain high standards in code quality. By leveraging its capabilities, teams can enhance their testing strategies and ensure more reliable software development outcomes. -
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Visual Studio by Microsoft is a complete ecosystem for professional developers, combining robust coding environments, integrated AI capabilities, and advanced collaboration tools. The flagship Visual Studio 2022 IDE delivers an all-in-one workspace with compilers, debuggers, designers, and performance profilers for .NET, C++, C#, and Azure development. Meanwhile, Visual Studio Code (VS Code) offers a lightweight yet powerful editor that runs on Windows, macOS, and Linux, ideal for web, JavaScript, Python, and container-based workflows. With GitHub Copilot integration, developers receive intelligent code completions, automated refactoring, and natural language explanations of complex logic. Agent Mode introduces an AI-driven assistant that can edit across files, execute builds, and resolve compile or test errors autonomously. Built-in tools like unit test generators, CI-aware policy enforcement, and style validation help ensure clean, testable, and secure code. Thousands of extensions from the Visual Studio Marketplace expand functionality for database, cloud, and DevOps workflows. Together, these platforms redefine productivity, helping teams code smarter and deliver innovation faster.
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TAST, Test Automation System tool is a cloud-based framework that allows businesses to optimize their test automation from the End User's perspective. It is simple to use, and the graphical interface allows you to define automated test cases across all technological platforms. TAST automates: *Cross Browser testing *Mobile testing *DDBB testing: Oracle, PostgreSQL, MySQL, Db2. *File testing: txt, pdf, word, excel, csv, xml. *Mainframe testing: AS400. Host *API testing *Interface testing. *Remote Server testing. Types of tests that you can automate using TAST: *Integration *Functional *System: Regressive, stress, load, parallel *Acceptance *A/B.
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Appium
The JS Foundation
Appium serves as an open-source framework designed for automating tests on native, hybrid, and mobile web applications. It interfaces with apps on iOS, Android, and Windows platforms through the WebDriver protocol. The foundation of Appium rests on the principle that testing native applications should not necessitate integrating an SDK or recompiling the application. Moreover, it allows users to utilize their preferred testing methodologies, frameworks, and tools. As a community-driven open-source initiative, Appium has made strategic design choices to foster active contributions from developers. The framework's goal is to enable automation for any mobile application using any programming language and testing framework, while providing complete access to back-end APIs and databases through test scripts. You can create tests with your favorite development tools across various programming languages, enhancing flexibility, and likely even more options with the help of the Selenium WebDriver API and dedicated client libraries for different languages. This versatility makes Appium a popular choice among developers looking for robust mobile application testing solutions. -
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Gauge
ThoughtWorks
FreeGauge is an open-source framework that allows you to write and run acceptance tests. Gauge tests can be written in Markdown, which makes it easier to maintain and write them. Reuse specifications and robust, refactoring will reduce duplication. A test suite that is less code and has readable specifications will save you time and effort. Gauge can be used with multiple languages, CI/CD tools, and automation drivers. To get your test automation tool working for you, you don't need to learn a new language. Gauge's plugin architecture and ecosystem is robust. Gauge can be easily extended to support IDEs, drivers and datasources. Do not waste your time looking through stacktraces. Gauge will take a screenshot of a test failure to give you a clear picture of what went wrong. Reports can be accessed in multiple formats (XML and JSON, HTML). -
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Serenity BDD
Serenity BDD
FreeSerenity BDD enables the rapid creation of cleaner and more sustainable automated acceptance and regression tests, enhancing efficiency. In addition to executing tests, it generates comprehensive illustrated reports that detail the functionality and operations of your application. This tool provides insights not only into the tests performed but also highlights the specific requirements that have been validated. One significant benefit of adopting Serenity BDD is the elimination of the need to dedicate resources to develop and uphold a custom automation framework. The primary goal of Serenity is to facilitate the straightforward writing of well-organized and maintainable automated acceptance criteria, utilizing either your preferred BDD framework or standard testing libraries. You have the flexibility to employ Behaviour-Driven-Development tools such as Cucumber or JBehave, or to simply work with JUnit. Furthermore, you can seamlessly connect with requirement repositories stored externally, like JIRA or any other test management system, or opt for a straightforward directory-based method to manage your requirements effectively. This versatility makes Serenity BDD an attractive option for teams looking to streamline their testing processes. -
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Scapy
Scapy
FreeScapy is an advanced, interactive tool designed for packet manipulation. It excels in crafting and interpreting packets across a multitude of protocols, facilitating their transmission, capturing data, and correlating requests with responses, among various other functionalities. This versatile program can efficiently perform traditional tasks such as scanning, tracerouting, probing, unit testing, executing attacks, and discovering networks, effectively replacing tools like hping, a significant portion of nmap, arpspoof, arp-sk, arping, tcpdump, tshark, and p0f. Furthermore, Scapy stands out in executing specialized tasks that other utilities struggle with, including the transmission of invalid frames and the injection of custom 802.11 frames, as well as employing techniques like VLAN hopping combined with ARP cache poisoning or VOIP decoding over WEP-encrypted channels. It is compatible with various operating systems, including Linux, Windows, OSX, and most Unix variants that utilize libpcap. Notably, the same codebase supports both Python 2 and Python 3, showcasing its versatility. The development of Scapy is managed through the Git version control system, with its primary repository available on GitHub, allowing for collaborative improvements and updates. As a result, users benefit from continuous enhancements that keep pace with the evolving landscape of network security and analysis. -
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Jest is designed to operate seamlessly without configuration on the majority of JavaScript projects. It allows for easy tracking of large objects through tests. Snapshots can be stored alongside tests or embedded directly within them. To enhance performance, tests are executed in isolated processes, enabling parallel execution. By maintaining a distinct global state for each test, Jest ensures reliable parallel execution. Additionally, Jest prioritizes previously failed tests and reorganizes runs based on the duration of test files to speed up the testing process. With its custom resolver, Jest simplifies the mocking of any external objects within your tests, facilitating a smoother testing experience. Overall, Jest's features foster efficiency and ease of use for developers working on JavaScript applications.
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EasyMock
EasyMock
Components within a software system rarely function independently; instead, they interact with one another to fulfill their tasks effectively. During unit testing, it is often unnecessary to utilize the actual implementations of these collaborating components, as we typically have confidence in their reliability. Instead, mock objects serve as stand-ins for the collaborators associated with the unit being tested. To effectively evaluate a unit in isolation or to create an adequate testing environment, it is essential to replicate the behavior of these collaborators within the test framework. A Mock Object acts as a test-focused substitute for a collaborator, designed to replicate the functionalities of the original object in an uncomplicated manner. Unlike a stub, which merely provides preset responses, a Mock Object additionally checks if it is utilized correctly during the test process. EasyMock was the pioneer in offering dynamic Mock Object generation, sparing developers from the tedious task of manually creating Mock Objects or writing code for their generation. By employing Java's proxy mechanism, EasyMock facilitates the on-the-fly creation of Mock Objects, streamlining the testing process and enhancing efficiency. This innovation not only simplifies the testing workflow but also ensures a greater degree of control and accuracy during unit tests. -
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TestComplete
SmartBear
$4,836Elevate the quality of your software applications without compromising on speed or flexibility by utilizing an intuitive GUI test automation solution. Our advanced AI-driven object recognition technology, combined with both script-based and scriptless options, provides an unparalleled experience for testing desktop, web, and mobile applications seamlessly. TestComplete features a smart object repository and accommodates over 500 controls, ensuring that your GUI tests remain scalable, resilient, and easy to update. By enhancing automation in quality assurance, you can achieve a higher standard of overall quality. You can also automate UI testing for a diverse array of desktop applications, such as .Net, Java, WPF, and Windows 10. Develop reusable tests applicable to all web applications, including contemporary JavaScript frameworks like React and Angular, across more than 2050 browser and platform configurations. Additionally, you can create and automate functional UI tests on both physical and virtual iOS and Android devices, all without the need to jailbreak your phone, making the process even more user-friendly. This comprehensive approach guarantees that your applications are not only tested thoroughly but also maintained effectively as they evolve. -
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Jtest
Parasoft
Maintain high-quality code while adhering to agile development cycles. Jtest's extensive Java testing tools will ensure that you code flawlessly at every stage of Java software development. Streamline Compliance with Security Standards. Ensure that your Java code conforms to industry security standards. Automated generation of compliance verification documentation Get Quality Software Out Faster Java testing tools can be integrated to detect defects faster and more efficiently. Reduce time and costs by avoiding costly and complicated problems later. Increase your return on unit testing. Create a set of JUnit test suites that are easy to maintain and optimize for code coverage. Smart test execution allows you to get faster feedback from CI as well as within your IDE. Parasoft Jtest integrates seamlessly into your development ecosystem and CI/CD pipeline for real-time, intelligent feedback about your testing and compliance progress. -
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Embunit
Embunit
$131.19 per userEmbunit serves as a unit testing framework tailored for developers and testers working with C or C++, particularly in the realm of embedded software. Although primarily intended for embedded systems, it can effectively facilitate the creation of unit tests across various software applications written in C or C++. By automating the repetitive tasks associated with writing unit tests, Embunit allows users to focus on defining the desired test behavior. This is accomplished by outlining a series of actions, as illustrated in the accompanying example screenshot. The tool automatically generates the source code for unit tests, which enhances efficiency. Designed with adaptability in mind, Embunit can be customized to generate unit tests for nearly any hardware platform, including even the smallest microcontrollers. It operates independently of any specific toolset and is crafted to meet the typical constraints faced by embedded C++ compilers, ensuring broad compatibility and utility. Ultimately, Embunit streamlines the testing process, making it more accessible for developers across various projects. -
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GitAuto
GitAuto
$100 per monthGitAuto is an AI-driven coding assistant that seamlessly connects with GitHub (and optionally Jira) to assess backlog tickets or issues, evaluate your repository's structure and code, and autonomously create and review pull requests, usually completing this process in around three minutes per ticket. It is capable of managing bug fixes, implementing feature requests, and enhancing test coverage. You can activate it through specific issue labels or selections on a dashboard, allowing it to write code or unit tests, initiate a pull request, execute GitHub Actions, and continuously rectify any failing tests until they succeed. Supporting ten programming languages, such as Python, Go, Rust, and Java, GitAuto is free for basic use, with paid plans available for those requiring a greater volume of pull requests and additional enterprise functionalities. Adhering to a strict zero data-retention policy, it processes your code through OpenAI without retaining it. Built to speed up delivery by allowing teams to address technical debt and backlogs without the need for extensive engineering resources, GitAuto functions as an AI backend engineer that drafts, tests, and refines code, thereby significantly enhancing development efficiency. This innovative tool not only streamlines workflows but also empowers teams to focus on more strategic tasks. -
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Early
EarlyAI
$19 per monthEarly is an innovative AI-powered solution that streamlines the creation and upkeep of unit tests, thereby improving code integrity and speeding up development workflows. It seamlessly integrates with Visual Studio Code (VSCode), empowering developers to generate reliable unit tests directly from their existing codebase, addressing a multitude of scenarios, including both standard and edge cases. This methodology not only enhances code coverage but also aids in detecting potential problems early in the software development lifecycle. Supporting languages such as TypeScript, JavaScript, and Python, Early works effectively with popular testing frameworks like Jest and Mocha. The tool provides users with an intuitive experience, enabling them to swiftly access and adjust generated tests to align with their precise needs. By automating the testing process, Early seeks to minimize the consequences of bugs, avert code regressions, and enhance development speed, ultimately resulting in the delivery of superior software products. Furthermore, its ability to quickly adapt to various programming environments ensures that developers can maintain high standards of quality across multiple projects. -
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Diffblue Cover
Diffblue
FreeDiffblue Cover analyzes Java programs and creates unit regression tests that accurately reflect the current behavior. The CLI tool is 100% self-configuring and can be used in your Gradle or Maven environment. The CLI tool automates the test-writing process and provides a speed boost to organizations working towards achieving DevOps goals such as CI/CD. The CLI tool fits in a CI pipeline and protects the entire codebase from regressions by shifting testing to the left. Diffblue Cover's unit tests for regression are fast and verify any code changes immediately. This allows users to detect unwanted changes in code behavior as soon as possible. Teams can save even more time by having tests automatically maintained. -
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xUnit.net
xUnit.net
FreexUnit.net is a community-driven, open-source unit testing framework designed for the .NET Framework, available at no cost. Developed by the creator of NUnit v2, it represents the cutting-edge approach to unit testing for languages such as C#, F#, and VB.NET, among others. Additionally, xUnit.net integrates seamlessly with tools like ReSharper, CodeRush, TestDriven.NET, and Xamarin. As a member of the .NET Foundation, it adheres to their established code of conduct, ensuring a collaborative and respectful environment for developers. This makes xUnit.net an excellent choice for modern software development practices in the .NET ecosystem. -
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Refraction
Refraction
$8 per monthRefraction serves as a powerful code-generation tool tailored for developers, employing AI to assist in writing code. This innovative platform enables users to produce unit tests, documentation, refactor existing code, and much more. It supports code generation in 34 programming languages, including Assembly, C#, C++, CoffeeScript, CSS, Dart, Elixir, Erlang, Go, GraphQL, Groovy, Haskell, HTML, Java, JavaScript, Kotlin, LaTeX, Less, Lua, MatLab, Objective-C, OCaml, Perl, PHP, Python, R Lang, Ruby, Rust, Sass/SCSS, Scala, Shell, SQL, Swift, and TypeScript. With Refraction, thousands of developers globally are streamlining their workflows, utilizing AI to automate tasks such as documentation creation, unit testing, and code refactoring. This tool not only enhances efficiency but also allows programmers to concentrate on more critical aspects of software development. By leveraging AI, you can refactor, optimize, fix, and style-check your code effortlessly. Additionally, it facilitates the generation of unit tests compatible with various testing frameworks and helps clarify the intent of your code, making it more accessible for others. Embrace the capabilities of Refraction and transform your coding experience today. -
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Cantata
QA Systems
Cantata is an integration and unit testing tool that allows developers to verify code that is compliant with the standard on embedded and host-native target platforms. Cantata automates test framework generation and execution to help accelerate compliance with dynamic testing requirements. Results diagnostics and report generation. Cantata integrates with a wide range of embedded development tools, including compilers and static analysis tools, to build and requirements management tools, and more. Cantata is easy to use thanks to the ECLIPSE®, tight tool integrations, and tests written in C/C++. SGS-TUV SAAR GmbH has independently certified Cantata for the main software safety standards. The standard Cantata tool certification kits come free of charge. They include everything you need out-of-the box and comprehensive guidance to help achieve certification for your device software. -
40
Gru
Gru.ai
Gru.ai is a cutting-edge platform that leverages artificial intelligence to improve software development processes by automating various tasks such as unit testing, bug resolution, and algorithm creation. The suite includes features like Test Gru, Bug Fix Gru, and Assistant Gru, all designed to help developers enhance their workflows and boost productivity. Test Gru takes on the responsibility of automating the generation of unit tests, providing excellent test coverage while minimizing the need for manual intervention. Bug Fix Gru works within your GitHub repositories to swiftly identify and resolve issues, ensuring a smoother development experience. Meanwhile, Assistant Gru serves as an AI companion for developers, offering support on technical challenges such as debugging and coding, ultimately delivering dependable and high-quality solutions. Gru.ai is specifically crafted for developers aiming to refine their coding practices and lessen the burden of repetitive tasks through AI capabilities, making it an essential tool in today’s fast-paced development environment. By utilizing these advanced features, developers can focus more on innovation and less on time-consuming tasks. -
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Storybook
Storybook
Storybook serves as a dedicated environment for creating user interfaces in isolation, allowing developers to address challenging scenarios and edge cases effectively. You can design components and pages without the hassle of managing data, APIs, or business logic complexities. It enables the rendering of components in specific states that are difficult to replicate within a typical application setup. By saving use cases as stories in straightforward JavaScript, you can easily return to them throughout development, testing, and quality assurance phases. Additionally, you can enhance your workflow with addons that facilitate automated testing and integration with preferred tools. These stories act as a practical and reproducible method to document UI edge cases comprehensively. After writing a story, you can leverage it for automated testing, as each one essentially provides a valuable test case. This allows you to swiftly review stories and ensure your UI appears as intended. You can identify pixel-level UI changes by comparing image snapshots of these stories, and you can incorporate them into your unit tests to validate intricate functionalities. Ultimately, stories illustrate the actual operation of UIs rather than just their intended functionality, simplifying the process of collecting feedback and reproducing issues. Furthermore, this approach fosters a collaborative environment where team members can share insights and improvements based on real user interactions. -
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Deequ
Deequ
Deequ is an innovative library that extends Apache Spark to create "unit tests for data," aiming to assess the quality of extensive datasets. We welcome any feedback and contributions from users. The library requires Java 8 for operation. It is important to note that Deequ version 2.x is compatible exclusively with Spark 3.1, and the two are interdependent. For those using earlier versions of Spark, the Deequ 1.x version should be utilized, which is maintained in the legacy-spark-3.0 branch. Additionally, we offer legacy releases that work with Apache Spark versions ranging from 2.2.x to 3.0.x. The Spark releases 2.2.x and 2.3.x are built on Scala 2.11, while the 2.4.x, 3.0.x, and 3.1.x releases require Scala 2.12. The primary goal of Deequ is to perform "unit-testing" on data to identify potential issues early on, ensuring that errors are caught before the data reaches consuming systems or machine learning models. In the sections that follow, we will provide a simple example to demonstrate the fundamental functionalities of our library, highlighting its ease of use and effectiveness in maintaining data integrity. -
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REST Assured
REST Assured
FreeEvaluating and verifying REST services in Java can be more challenging compared to using dynamic languages like Ruby and Groovy. However, REST Assured introduces a level of ease and accessibility akin to those languages within the Java ecosystem, making the process more straightforward for developers. By leveraging REST Assured, Java programmers can streamline their testing efforts and enhance productivity significantly. -
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AppHarbor
AppHarbor
$49 per monthAppHarbor is a comprehensive Platform as a Service (PaaS) designed specifically for .NET applications. With AppHarbor, developers can effortlessly deploy and scale a wide array of standard .NET applications in the cloud. This platform is popular among thousands of businesses and developers, catering to everything from simple personal blogs to large-scale, high-traffic web applications. It allows for instant deployment and scaling of .NET applications while integrating seamlessly with preferred version control tools. Adding additional features through add-ons is equally straightforward. Developers can push their .NET and Windows code to AppHarbor using various version control systems such as Git, Mercurial, Subversion, or Team Foundation Server, supported by a complimentary Git service and integrations with services like Bitbucket, CodePlex, and GitHub. Upon receiving the code, AppHarbor utilizes a build server to compile it, and if the compilation is successful, all unit tests within the compiled assemblies are executed. Users can track the progress and results of the build and unit tests via the application dashboard. Additionally, AppHarbor can trigger service hooks that you configure to keep you updated on the build outcomes. This robust functionality makes AppHarbor a valuable tool for developers seeking efficiency and reliability in their deployment processes. -
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Citrus
Citrus
FreeAn innovative framework designed for automated integration testing accommodates a variety of messaging protocols and data formats! Within a standard testing scenario, the system being evaluated operates on a designated test setup while connecting with Citrus through different messaging channels. Throughout the testing process, Citrus functions as both a client and a consumer, facilitating the exchange of genuine request and response messages across the network. Each step of the test allows for the validation of the messages exchanged against predetermined control data, which encompasses message headers, attachments, and content in various formats such as XML and JSON. The framework offers a Java fluent API enabling the clear definition of test logic and operates fully autonomously. This repeatable test essentially functions as a conventional JUnit or TestNG test, making it seamlessly integrable into any CI/CD pipeline. Kamelets, which are snippets of Camel-K routes, serve as standardized sources and sinks for events within an event-driven architecture, enhancing the framework's versatility and efficiency. With this setup, developers can ensure robust testing processes that align with modern software development practices.