.NET Unit Testing: TDD, xUnit & Mocking Intermediate
The Unit Testing course by Koenig Original equips software developers and QA engineers with essential skills to write effective unit tests using .NET frameworks like MSTest, NUnit, and xUnit.net. It solves the critical pain point of unreliable code by teaching Test-Driven Development (TDD), mocking, and code coverage analysis—practices adopted by 89% of high-performing DevOps teams according to the 2023 State of DevOps Report.
This course prepares learners for the Koenig Original Unit Testing certification, enhancing credibility with employers seeking specialized testing expertise. With Koenig’s Guaranteed-to-Run scheduling and 30-day lab access, professionals gain hands-on experience to deliver robust, maintainable code and advance into senior development or quality assurance roles.
Training Formats & Pricing
100% Happiness Guarantee · Free Rescheduling · Secure Payment
Course Overview
The Unit Testing course by Koenig Original is designed for software developers, quality assurance engineers, and test analysts seeking to master the principles and practices of unit testing within the .NET framework. While there is no formal certification exam tied directly to this course, it aligns with industry best practices validated by frameworks such as MSTest, NUnit, and xUnit.net. This training serves professionals aiming to adopt Test-Driven Development (TDD) and improve code reliability through automated testing. With top tech companies like Microsoft, Amazon, and Google integrating unit testing into their development lifecycles, demand for skilled practitioners has surged—over 80% of enterprise development teams now require unit testing as part of their CI/CD pipelines.
Participants in the Unit Testing program gain hands-on experience with key tools including MSTest, NUnit, xUnit.net, Moq, and Visual Studio’s built-in testing features such as Test Explorer and Live Unit Testing. The course includes comprehensive hands-on labs conducted within the Visual Studio environment, where students configure test projects, write parameterized tests, and implement mocking strategies using Moq to isolate dependencies. A core project involves building a real-world ASP.NET MVC application and applying the AAA pattern (Arrange-Act-Assert) to create robust unit tests for business logic, data access layers, and service components, ensuring full path coverage and exception handling validation.
By completing the Unit Testing course from Koenig Original, learners strengthen their qualifications for roles requiring verified expertise in software quality and automated testing. Professionals with demonstrated unit testing skills see an average salary increase of 15–20% when transitioning into senior developer or test automation roles, according to industry benchmarks. A key differentiator at Koenig Solutions is the Guaranteed-to-Run (GTR) scheduling model, ensuring that every enrolled participant receives live instruction regardless of cohort size. Graduates emerge prepared to lead test-first initiatives, contribute to high-velocity DevOps teams, and drive long-term improvements in software maintainability and deployment confidence.
What You'll Learn
Prerequisites
- Proficiency in programming logic demonstrated by the ability to write a class with at least two methods and familiarity with command-line interface basics is required for Unit Testing by Koenig Original.
- Practical experience with specific frameworks including JUnit 5 for Java, NUnit for C#, or PyTest for Python is essential for the Koenig Original curriculum.
- Access to a local machine with JDK 11+ or .NET 6+ installed and configured within an IDE such as IntelliJ IDEA, Visual Studio 2022, or VS Code is mandatory for all lab exercises.
- A solid understanding of version control systems, specifically Git 2.x, is required to manage test suites and collaborate on code repositories within the Koenig Original course.
- Foundational knowledge of software testing, including the ability to design test cases and execute automated test scripts, is necessary for effective unit testing practices.
- Experience debugging and troubleshooting code within professional IDE environments is required to identify and resolve failures during the unit testing lifecycle.
Certification Exam
Everything you need to know about the .NET Unit Testing: TDD, xUnit & Mocking certification exam
What's Included in Your Training
Every enrollment comes packed with resources to maximise your learning and exam success
Exam Preparation Materials
Practice Test Questions (200+)
Certificate of Completion
Post-Training Support (30 days)
Session Recording Access
Free Rescheduling (7+ days notice)
Career Outcomes
of .NET Unit Testing: TDD, xUnit & Mocking certified professionals report career advancement within 6 months
Salary Impact
Average salary increase reported after obtaining the .NET Unit Testing: TDD, xUnit & Mocking certification
*Source: Glassdoor / LinkedIn 2025
Job Roles
- Software Developer
- QA Engineer
- Test Automation Engineer
- DevOps Engineer
- Full Stack Developer
- Application Tester
Companies Hiring
and 5,000+ organizations worldwide seeking .NET Unit Testing: TDD, xUnit & Mocking certified professionals
Course Student Reviews
Real results from IT professionals who trained with Koenig — rated 4.9/5 from 18,400+ verified reviews.
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★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
-
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified -
★★★★★
“Passed AZ-104 on first attempt. The MCT knew the exact exam patterns and the labs were exactly what Microsoft tests. Worth every penny.”
AZ-104 Certified ✓ Verified -
★★★★★
“I trained 15 of my team members for SC-200. Koenig's on-site delivery was seamless and all 15 passed within 3 months.”
Enterprise Client ✓ Verified -
★★★★★
“The 1-on-1 format was a game changer. My trainer adjusted the pace to my schedule and I cleared PL-300 while working full-time.”
PL-300 Certified ✓ Verified
-
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified -
★★★★★
“From AZ-900 to AZ-305 in 6 months. Koenig's structured roadmap and MCT mentoring made the expert level achievable.”
AZ-305 Expert ✓ Verified -
★★★★★
“As an L&D head I've used 5 training vendors. Koenig's MCT quality, MOC materials, and ESI compliance is in a different league.”
100+ Learners Trained ✓ Verified -
★★★★★
“SC-900 and SC-300 back to back — both cleared first try. The security curriculum at Koenig is incredibly thorough and up to date.”
SC-300 Certified ✓ Verified
-
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified -
★★★★★
“AI-102 was daunting but the trainer broke it down perfectly. Real Azure OpenAI labs made the difference. Highly recommend.”
AI-102 Certified ✓ Verified -
★★★★★
“DP-600 Fabric certification done in 3 weeks of part-time study. The customised schedule around my timezone was a lifesaver.”
DP-600 Certified ✓ Verified -
★★★★★
“Our whole DevOps team got AZ-400 certified through Koenig's corporate training. Smooth logistics and top-tier MCTs throughout.”
AZ-400 Team Training ✓ Verified
Frequently Asked Questions
Everything you need to know about the .NET Unit Testing: TDD, xUnit & Mocking training course
Is the Unit Testing certification exam fee included in the Koenig Original course price, and what is the cost if separate?
What training formats does Koenig offer for Unit Testing, and is Guaranteed-to-Run scheduling available?
How long is lab access provided, and what environment is used for Unit Testing exercises?
What is Koenig's rescheduling and cancellation policy for the Unit Testing course?
What is the format, number of questions, passing score, and time limit for the Unit Testing certification exam?
How long is the Unit Testing certification valid, and what is the renewal process and cost?
What post-training support does Koenig provide after completing the Unit Testing course?
Are there any prerequisites or prior experience required to enroll in the Unit Testing course?
What salary increase or career advancement can professionals expect after earning the Unit Testing certification?
How does Koenig's instructor-led Unit Testing training compare to self-study options in terms of outcomes and preparation quality?
Still have questions?
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Learn more about .NET Unit Testing: TDD, xUnit & Mocking before you enroll
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