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const { describe, test } = require('node:test'); |
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const assert = require('node:assert'); |
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const { BB } = require('./setup'); |
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|
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describe('BB.state', () => { |
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test('subscribe registers callback and fires on set', () => { |
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let called = false; |
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BB.state.subscribe('_t1', () => { called = true; }); |
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BB.state.set('_t1', 'hello'); |
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assert.ok(called, 'Subscriber should fire'); |
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}); |
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|
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test('set passes old and new values to subscriber', () => { |
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BB.state.set('_t2', 'first'); |
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let capturedOld; |
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BB.state.subscribe('_t2', (n, o) => { capturedOld = o; }); |
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BB.state.set('_t2', 'second'); |
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assert.strictEqual(capturedOld, 'first'); |
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}); |
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|
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test('set does not trigger unrelated subscribers', () => { |
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let called = false; |
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BB.state.subscribe('_t3_a', () => { called = true; }); |
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BB.state.set('_t3_b', 'val'); |
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assert.ok(!called, 'Unrelated subscriber should not fire'); |
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}); |
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|
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test('unsubscribe removes callback', () => { |
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let count = 0; |
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const unsub = BB.state.subscribe('_t4', () => { count++; }); |
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BB.state.set('_t4', 'a'); |
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assert.strictEqual(count, 1); |
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unsub(); |
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BB.state.set('_t4', 'b'); |
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assert.strictEqual(count, 1); |
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}); |
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|
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test('set with same value still triggers', () => { |
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BB.state.set('_t5', 'same'); |
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let count = 0; |
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BB.state.subscribe('_t5', () => { count++; }); |
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BB.state.set('_t5', 'same'); |
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assert.strictEqual(count, 1); |
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}); |
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|
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test('multiple subscribers on same key all fire', () => { |
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let a = false, b = false; |
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BB.state.subscribe('_t6', () => { a = true; }); |
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BB.state.subscribe('_t6', () => { b = true; }); |
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BB.state.set('_t6', 'v'); |
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assert.ok(a && b, 'Both should fire'); |
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}); |
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|
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test('direct property assignment triggers via Proxy', () => { |
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let called = false; |
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BB.state.subscribe('_t7', () => { called = true; }); |
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BB.state._t7 = 'proxy'; |
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assert.ok(called, 'Proxy set should trigger'); |
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assert.strictEqual(BB.state._t7, 'proxy'); |
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}); |
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|
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test('get returns current value', () => { |
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BB.state.set('_t8', 42); |
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assert.strictEqual(BB.state.get('_t8'), 42); |
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}); |
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|
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test('initial state has expected default keys', () => { |
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assert.ok(Array.isArray(BB.state.sources)); |
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assert.strictEqual(BB.state.currentOrder, 'chronological'); |
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assert.strictEqual(BB.state.hasMore, false); |
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assert.strictEqual(BB.state.selectedItemId, null); |
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}); |
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}); |
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