This commit is contained in:
Shpuld Shpuldson 2021-02-17 10:53:38 +02:00
parent 47770ed715
commit 7834ff52b1
1 changed files with 17 additions and 0 deletions

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@ -88,4 +88,21 @@ describe('chatService', () => {
expect(view.map(i => i.type)).to.eql(['date', 'message', 'message', 'date', 'message'])
})
})
describe('.cullOlderMessages', () => {
it('keeps 50 newest messages and idIndex matches', () => {
const chat = chatService.empty()
for (let i = 100; i > 0; i--) {
// Use decimal values with toFixed to hack together constant length predictable strings
chatService.add(chat, { messages: [{ ...message1, id: 'a' + (i / 1000).toFixed(3), idempotency_key: i }] })
}
chatService.cullOlderMessages(chat)
expect(chat.messages.length).to.eql(50)
expect(chat.messages[0].id).to.eql('a0.051')
expect(chat.minId).to.eql('a0.051')
expect(chat.messages[49].id).to.eql('a0.100')
expect(Object.keys(chat.idIndex).length).to.eql(50)
})
})
})