> one thing that I was completely unsure about was how to add tests for this fix. Similar to blaming the file for maintainers, the diff of those commits can di

> one thing that I was completely unsure about was how to add tests for this fix. Similar to blaming the file for maintainers, the diff of those commits can direct you to their tests. The full patches that those commits belong to can also be useful for finding undocumented habits that have lead to approval. https://stackoverflow.com/a/30998048 https://stackoverflow.com/a/30998048