List/Grid Tag Archives: Testing

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Compounding double error

Overview In a previous article, I outlined why BigDecimal is not the answer most of the time. While it is possible to construct situations where double produces an error, it is also ...
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Writing Tests for Data Access Code – Unit Tests Are Waste

A few years ago I was one of those developers who write unit tests for my data access code. I was testing everything in isolation, and I was pretty pleased with myself. I honestly thought ...
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Lessons Learned in Automated Testing

I want to discuss some takeaways from my role as a Quality Assurance (QA) Software Developer. My experiences in QA were two-fold: I started as a Software Engineer responsible for QA ...
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How To Test Your Tests

When we write tests, we focus on the scenario we want to test, and then write that test. Pretty simple, right? That’s how our minds work. We can’t focus on many things at the same ...
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Java EE7 and Maven project for newbies – part 7

Resuming from the previous parts Part #1, Part #2, Part #3, Part #4, Part #5 , Part #6 In the previous post (num 6) we discovered how we can unit test our JPA2 domain model, using ...
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How do I make testing faster?

Earlier this week I was the guest of a large bank in the City, OK Canary Wharf actually. They had their own little internal Agile conference. As well as myself some of the usual suspects ...
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Java EE7 and Maven project for newbies – part 6

Resuming from the previous parts Part #1, Part #2, Part #3, Part #4, Part #5 In the previous post (part 5), we discovered how we can unit test using Arquillian, our EJB services, ...
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Test Data Builders and Object Mother: another look

Constructing objects in tests is usually a painstaking work and usually it produces a lot of repeatable and hard to read code. There are two common solutions for working with complex ...
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Continuous Delivery: Unit Tests

In the previous article we explored static analysis as one of the first steps in Continuous Delivery. Our journey will continue with unit tests. Unit Tests Unit tests are probably the ...
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No SRP? No TDD!

I’ve been thinking about what makes TDD fail, and there are obviously few reasons that were discussed to death (Get it? Dead? TDD? Ok, let’s move on). There’s a pattern I see ...
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