Yep. His concern was that it's too ez to not mock and then developers would put a bunch of tests into the component higher up in the tree, making it harder to maintain, whereas when shallow rendering just mocks as much as possible, encouraging to test whatever the current component does.
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Yep. His concern was that it's too ez to not mock and then developers would put a bunch of tests into the component higher up in the tree, making it harder to maintain, whereas when shallow rendering just mocks as much as possible, encouraging to test whatever the current component does.