You should see if your language has a property-based testing library; it'll have a ton of useful functionality to help with what you're already doing! A clarif

You should see if your language has a property-based testing library; it'll have a ton of useful functionality to help with what you're already doing! A clarification on terminology, the "property" in "property-based testing" refers to properties that code under test is supposed to obey. For example, in the author's Example 2, the collection being sorted is the property that the test is checking.