Software Development, Software Engineering, Software Testing, Test Automation, Programming.
practice1.categories.concat(practice2.categories).filter(c => c && c !== "") }; } Next run, we realized that our business case did not cover duplicated categories : Error: Property failed after 161 tests { seed: -759575891, path: "160:1:0:4:6", endOnFailure: true } Counterexample: [["!"],["!"]] The