|
| 1 | +import tap from 'tap'; |
| 2 | +import { JSDOM } from 'jsdom'; |
| 3 | + |
| 4 | +const html = /* html */ `<!doctype html> |
| 5 | +<html> |
| 6 | + <head> |
| 7 | + <meta charset="utf-8"> |
| 8 | + </head> |
| 9 | + <body></body> |
| 10 | +</html>`; |
| 11 | +const dom = new JSDOM(html); |
| 12 | +globalThis.window = dom.window; |
| 13 | + |
| 14 | +const { PodiumBridge } = await import('@podium/bridge'); |
| 15 | +const { default: MessageBus } = await import('../src/MessageBus.js'); |
| 16 | + |
| 17 | +/** @type {import('../src/MessageBus.js').default} */ |
| 18 | +let bus; |
| 19 | + |
| 20 | +tap.beforeEach(() => { |
| 21 | + // Unregister listeners and clear the global between tests for a clean slate |
| 22 | + if (globalThis.window['@podium']?.bridge) { |
| 23 | + /** @type {import('@podium/bridge').PodiumBridge} */ |
| 24 | + const bridge = globalThis.window['@podium'].bridge; |
| 25 | + bridge.destroy(); |
| 26 | + } |
| 27 | + |
| 28 | + globalThis.window['@podium'] = {}; |
| 29 | + globalThis.window['@podium'].bridge = new PodiumBridge(); |
| 30 | + bus = new MessageBus(); |
| 31 | +}); |
| 32 | + |
| 33 | +tap.test('bridge.on() - should invoke subscribed messagebus listener', (t) => { |
| 34 | + t.ok( |
| 35 | + globalThis.window['@podium'].bridge, |
| 36 | + 'Expected the Podium bridge to be globally available', |
| 37 | + ); |
| 38 | + |
| 39 | + const payload = { a: 'b' }; |
| 40 | + bus.subscribe('foo', 'bar', (event) => { |
| 41 | + t.equal(event.payload, payload); |
| 42 | + t.end(); |
| 43 | + }); |
| 44 | + |
| 45 | + const rpcRequest = { |
| 46 | + method: 'foo/bar', |
| 47 | + params: payload, |
| 48 | + jsonrpc: '2.0', |
| 49 | + }; |
| 50 | + |
| 51 | + globalThis.window.dispatchEvent( |
| 52 | + new globalThis.window.CustomEvent('rpcbridge', { |
| 53 | + detail: rpcRequest, |
| 54 | + }), |
| 55 | + ); |
| 56 | +}); |
| 57 | + |
| 58 | +tap.test('unsubscribe() - should remove subscribed listener', (t) => { |
| 59 | + t.ok( |
| 60 | + globalThis.window['@podium'].bridge, |
| 61 | + 'Expected the Podium bridge to be globally available', |
| 62 | + ); |
| 63 | + |
| 64 | + const payload = { a: 'b' }; |
| 65 | + let count = 0; |
| 66 | + const listener = (event) => { |
| 67 | + t.equal(event.payload, payload); |
| 68 | + count += 1; |
| 69 | + }; |
| 70 | + |
| 71 | + bus.subscribe('foo', 'bar', listener); |
| 72 | + |
| 73 | + const rpcRequest = { |
| 74 | + method: 'foo/bar', |
| 75 | + params: payload, |
| 76 | + jsonrpc: '2.0', |
| 77 | + }; |
| 78 | + |
| 79 | + globalThis.window.dispatchEvent( |
| 80 | + new globalThis.window.CustomEvent('rpcbridge', { |
| 81 | + detail: rpcRequest, |
| 82 | + }), |
| 83 | + ); |
| 84 | + globalThis.window.dispatchEvent( |
| 85 | + new globalThis.window.CustomEvent('rpcbridge', { |
| 86 | + detail: rpcRequest, |
| 87 | + }), |
| 88 | + ); |
| 89 | + |
| 90 | + t.equal(count, 2); |
| 91 | + |
| 92 | + bus.unsubscribe('foo', 'bar', listener); |
| 93 | + |
| 94 | + globalThis.window.dispatchEvent( |
| 95 | + new globalThis.window.CustomEvent('rpcbridge', { |
| 96 | + detail: rpcRequest, |
| 97 | + }), |
| 98 | + ); |
| 99 | + |
| 100 | + t.equal(count, 2); |
| 101 | + t.end(); |
| 102 | +}); |
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