By implementing code coverage, you can visualize and measure how much of your code you are actually testing. Use it during development to identify areas that your tests are missing.

The code coverage report can be generated for both unit and UI tests in Xcode. In your testing scheme choose Gather coverage for required targets. You can only get coverage for targets in your workspace.

Nov 7, 2017 · All test cases run successfully but did not generate the code coverage report under the Code coverage tab. I tried the following things: Enable the Gather code coverage in the scheme. Enable Code Coverage Support for my target. Enable the Showcase bundle option.

May 7, 2023 · Enabling Code Coverage has moved to Test Plan configuration which is designed to manage your tests and was introduced in Xcode 11 at WWDC 2019. Do the following steps to enable it: Hover over the Autocreated test plan to show the disclosure button and click it. This occurred again for me, and this answer was the only one to fix it.

Dec 29, 2018 · To try out code coverage for real, create a new iOS app using the Single View App template, naming it Coverage, and making sure you check the “Include Unit Tests” box. Xcode’s code coverage tracking is disabled by default, so the first thing we’ll do is turn it on.

Mar 27, 2025 · How do I get Xcode unit test code coverage? The proportion of code that has been subjected to the automated unit or functional tests is “code coverage.” You can configure Xcode to use Apple’s LLVM code compiler to produce the necessary code coverage files.

Feb 3, 2023 · To use code coverage to measure test coverage in iOS development with Swift, you need to do the following: Enable code coverage in Xcode. Run your tests. View the code coverage...

Sep 18, 2019 · However, Xcode won’t gather test coverage by default, but thankfully it’s really easy to enable. Start by pressing ⌥⌘U to bring up the current target’s test settings. Then open the Options tab, and check the Code Coverage checkbox, like this: That’s it!

Xcode's code coverage tracks which code paths are executed by the test suite and which are not. This can result in false positives. If you inspect the code coverage report, you notice that it says ViewController.swift and AppDelegate.swift are also partially covered by the test suite.

Sep 1, 2024 · Q: How do I check coverage percentage in Xcode? A: In Test Navigator, right click test run > Coverage Data. Totals display based on executed code lines. Key Takeaways. Code coverage identifies software areas lacking test cases ; Xcode has integrated code coverage tooling built-in; Well-designed tests maximize statement coverage