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Support receiving messages in Sandy plugins

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Summary: This diffs adds the capability to listen to messages in Sandy plugins. Although API wise it looks more like the old `this.subscribe`, semantically it behaves like the `persistedStateReducer`; messages are queued if the plugin is enabled but not active.

Reviewed By: nikoant

Differential Revision: D22282711

fbshipit-source-id: 885faa702fe779ac8d593c1d224b2be13e688d47
This commit is contained in:
Michel Weststrate
2020-07-01 08:58:40 -07:00
committed by Facebook GitHub Bot
parent 6c79408b0f
commit bb0c8e0df0
8 changed files with 841 additions and 59 deletions
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8
desktop/flipper-plugin/src/__tests__/test-utils.node.tsx
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@@ -93,3 +93,11 @@ test('a plugin cannot send messages after being disconnected', async () => {
}
expect(threw).toBeTruthy();
});
test('a plugin can receive messages', async () => {
const {instance, sendEvent} = TestUtils.startPlugin(testPlugin);
expect(instance.state.count).toBe(0);
sendEvent('inc', {delta: 2});
expect(instance.state.count).toBe(2);
});