Shared Inbox vs Isolated Test Inboxes: What Breaks in Parallel CI
Compare shared and isolated test inboxes, see why parallel CI creates stale-message and cross-test failures, and choose the right email-testing setup.
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Alternatives
Choosing between shared mailboxes, local catchers, mocks and hosted test inboxes for email testing.
Put the guide into practice
Create an isolated inbox and replace your fixed sleep with a bounded wait.
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