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Add spec for error on removing all IPC listeners

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This commit is contained in:
Kevin Sawicki 2016-12-01 14:41:34 -08:00
parent c8ff67ab75
commit b61e1fd69f
1 changed files with 22 additions and 0 deletions
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22
spec/api-ipc-spec.js
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@ -495,4 +495,26 @@ describe('ipc module', function () {
assert.equal(w.listenerCount('test'), 0)
})
})
it('throws an error when removing all the listeners', () => {
ipcMain.on('test-event', () => {})
assert.equal(ipcMain.listenerCount('test-event'), 1)
ipcRenderer.on('test-event', () => {})
assert.equal(ipcRenderer.listenerCount('test-event'), 1)
assert.throws(() => {
ipcMain.removeAllListeners()
}, /Removing all listeners from ipcMain will make Electron internals stop working/)
assert.throws(() => {
ipcRenderer.removeAllListeners()
}, /Removing all listeners from ipcRenderer will make Electron internals stop working/)
ipcMain.removeAllListeners('test-event')
assert.equal(ipcMain.listenerCount('test-event'), 0)
ipcRenderer.removeAllListeners('test-event')
assert.equal(ipcRenderer.listenerCount('test-event'), 0)
})
})