30 lines
947 B
TypeScript
30 lines
947 B
TypeScript
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import assert from 'node:assert/strict';
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import test from 'node:test';
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import {
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getShellHistorySnapshot,
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publishShellHistorySnapshot,
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subscribeShellHistory,
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} from './shellHistoryStore.ts';
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test('shellHistoryStore notifies subscribers only when the snapshot identity changes', () => {
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const events: number[] = [];
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const unsubscribe = subscribeShellHistory(() => {
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events.push(getShellHistorySnapshot().length);
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});
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const first = [{ id: '1', command: 'ls', hostId: 'h', hostLabel: 'h', sessionId: 's', timestamp: 1 }];
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publishShellHistorySnapshot(first);
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assert.equal(events.at(-1), 1);
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assert.equal(getShellHistorySnapshot(), first);
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publishShellHistorySnapshot(first);
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assert.equal(events.length, 1);
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const second = [...first, { id: '2', command: 'pwd', hostId: 'h', hostLabel: 'h', sessionId: 's', timestamp: 2 }];
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publishShellHistorySnapshot(second);
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assert.equal(events.at(-1), 2);
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unsubscribe();
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});
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