# fillegar.com > Quality engineering and test automation articles by Jeff Fillegar covering APIs, web applications, SAP, Salesforce, and related engineering topics. Base URL: https://fillegar.com Blog index: https://fillegar.com/blog Sitemap: https://fillegar.com/sitemap.xml AI search: https://fillegar.com/api/ai/search?q={query}&limit=10 Guidance for AI agents: - Prefer canonical blog post URLs when citing or referencing content. - Use the AI search endpoint to find posts by title, slug, category, tag, or article body text. - Use the rendered blog post page as the authoritative public source for citations. Recent posts: - How to Create Generic Modules in Tricentis Tosca URL: https://fillegar.com/blog/how-to-create-generic-modules-in-tricentis-tosca Published: 2025-09-29 Category: Tricentis Tosca Tags: Tosca, Test Automation Summary: Introduction One of the biggest challenges in test automation is reusability . While Tricentis Tosca addresses this with its Module-Based Test Automation approach, there are times when creating a Generic Module is even m... - API Testing and API Simulation Webinar URL: https://fillegar.com/blog/api-testing-and-api-simulation-webinar Published: 2024-07-02 Category: Tricentis Tosca Tags: Tosca, Test Automation, API Testing, API Simulation, API Virtualization Summary: Tosca in the Cloud Expert Session Series In this session, lean how to create, execute and simulate APIs test cases using Tosca in the Cloud to: Accelerate Test Design Remove dependencies of internal and external 3rd part... - How To Implement API Key Validation with Middleware in ASP.NET Core URL: https://fillegar.com/blog/how-to-implement-api-key-validation-with-middleware-in-aspnet-core Published: 2024-05-24 Category: DotNet Tags: APIs Summary: Implementing API Key Validation with Middleware in ASP.NET Core In modern API development, securing endpoints is crucial. While some advocate using API key filters for this purpose, middleware provides a more streamlined... - How do you evaluate Vendor Software before buying? URL: https://fillegar.com/blog/how-do-you-evaluate-vendor-software-before-buying Published: 2024-04-28 Category: Test Automation Tags: Tosca, Test Automation Summary: As a technical sales professional specializing in software solutions, I'm here to aim to provide you a detailed insight into conducting an effective Vendor Software Assessment, a critical process for identifying the need... - SAP API Test Automation URL: https://fillegar.com/blog/sap-api-test-automation Published: 2024-03-25 Category: Tricentis Tosca Tags: Tosca, Test Automation Summary: Tosca Test Automation for SAP API OData Services In this video you will learn how to automate the creation and verification of the conversion of SAP customers and SAP vendors to SAP Business Partners for your S/4HANA mig... - How to Import Tosca Subsets URL: https://fillegar.com/blog/how-to-import-tosca-subsets Published: 2024-03-22 Category: Tricentis Tosca Tags: Tosca, Test Automation, Quality Engineering Summary: How to Import Subsets into Tricentis Tosca Tosca subsets can contain collections of Modules, Test Cases, Test Design Sheets, and ExecutionLists. You can easily import and export automated test cases so that you can share... - How to add Custom Middleware and Global Exception Handling to a .NET 8 API? URL: https://fillegar.com/blog/how-to-add-custom-middleware-and-global-exception-handling-to-a-net-8-api Published: 2024-03-05 Category: DotNet Tags: Tosca, Test Automation Summary: Code on Github Don’t want to wait? To download the source code for this blog post, you can visit my GitHub repo: https://github.com/fillegar/dotnet-6-crud-api-jwt-sql-server What is ASP.NET Core Middleware? Middleware is... - How to Automate .NET APIs and MongoDb using Tosca URL: https://fillegar.com/blog/how-to-automate-net-apis-and-mongodb-using-tosca Published: 2024-02-25 Category: Tricentis Tosca Tags: Tosca, Test Automation, APIs Summary: Applications Under Test (AUT) Before we start designing automated test cases, let's take a look at the application or system under test and the data under test as well. I am using a local MongoDB database, where I have c... - Salesforce Test Automation URL: https://fillegar.com/blog/salesforce-test-automation Published: 2024-02-19 Category: Tricentis Tosca Tags: Tosca, Test Automation Summary: Salesforce API Test Automation In this article, I will show how to build Salesforce API automated test cases using Tosca. Tosca is a no-code visual test designer, which lowers the technical barrier for anyone to build ro... - Tosca - NoCode Visual Test Design Solution URL: https://fillegar.com/blog/tosca-nocode-visual-test-design-solution Published: 2024-02-01 Category: Tricentis Tosca Tags: Tosca, Test Automation, Quality Engineering Summary: Experience a codeless test automation solution for end-to-end testing of all your applications. Start building and running resilient end-to-end tests with a solution that supports 160+ technologies. Explore model-based t... - How to Generate Fake Data URL: https://fillegar.com/blog/how-to-generate-fake-data Published: 2023-03-29 Category: Test Data Management Tags: Tosca, Test Automation, Quality Engineering Summary: If you’re developing an application or API, you’ll want to make sure you’re testing it under conditions that closely simulate a production environment. In production, you’ll have an army of users banging away at your app... - How to Build Secure APIs with JWT Authentication Using .NET 6 URL: https://fillegar.com/blog/how-to-build-secure-apis-with-jwt-authentication-using-net-6 Published: 2022-12-16 Category: DotNet Tags: Tosca, Test Automation, APIs Summary: Introduction In order to ensure data security in today’s web applications, with the Token Based Authentication method, which we can accept as one of the most effective and modern user authentication methods, we can achie... - Test Automation for SAP Hana using Tricentis Tosca URL: https://fillegar.com/blog/test-automation-for-sap-hana-using-tricentis-tosca Published: 2021-10-04 Category: Tricentis Tosca Tags: Tosca, Test Automation Summary: Tosca Test Automation for SAP In this video you will learn how to automate the creation and verification of the conversion of SAP customers and SAP vendors to SAP Business Partners for your S/4HANA migration - greenfield...