Verify the actual flavor with Harness @CallstackEngineers
Verify the actual flavor with Harness  @CallstackEngineers
Uploaded January 2026 | Updated September 2026, 6 hours ago
Testing native modules is like verifying coffee pods.

☕ The slow way: Brewing the whole pot (building a full UI)
🤷 The risky way: Just reading the label (mocking native code)
🔎  The Harness way: Checking the grounds directly (running JS tests in a real native environment)

Verify the actual flavor with Harness.
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Verify the actual flavor with Harness

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