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| 1 | +import { testContext, disposeTestDocumentStore } from "../../Utils/TestUtil"; |
| 2 | + |
| 3 | +import { |
| 4 | + IDocumentStore, DocumentChange, |
| 5 | +} from "../../../src"; |
| 6 | +import { User } from "../../Assets/Entities"; |
| 7 | +import { AsyncQueue } from "../../Utils/AsyncQueue"; |
| 8 | +import { throwError } from "../../../src/Exceptions"; |
| 9 | +import { assertThat, assertThrows } from "../../Utils/AssertExtensions"; |
| 10 | + |
| 11 | +describe("RDBC_435", function () { |
| 12 | + |
| 13 | + let store: IDocumentStore; |
| 14 | + |
| 15 | + beforeEach(async function () { |
| 16 | + store = await testContext.getDocumentStore(); |
| 17 | + }); |
| 18 | + |
| 19 | + afterEach(async () => |
| 20 | + await disposeTestDocumentStore(store)); |
| 21 | + |
| 22 | + it("can handle data/errors on/off", async () => { |
| 23 | + |
| 24 | + const createUser = async () => { |
| 25 | + const session = store.openSession(); |
| 26 | + const user1 = new User(); |
| 27 | + user1.age = 5; |
| 28 | + await session.store(user1); |
| 29 | + await session.saveChanges(); |
| 30 | + |
| 31 | + return user1.id; |
| 32 | + } |
| 33 | + |
| 34 | + const changesList = new AsyncQueue<DocumentChange>(); |
| 35 | + |
| 36 | + const changes = store.changes(); |
| 37 | + await changes.ensureConnectedNow(); |
| 38 | + |
| 39 | + const observable = changes.forDocumentsInCollection("users"); |
| 40 | + await observable.ensureSubscribedNow(); |
| 41 | + |
| 42 | + const handler = (change: DocumentChange) => changesList.push(change); |
| 43 | + |
| 44 | + const errorHandler = e => throwError("InvalidOperationException", e.message); |
| 45 | + |
| 46 | + observable.on("data", handler); |
| 47 | + observable.on("error", errorHandler); |
| 48 | + |
| 49 | + const user1Id = await createUser(); |
| 50 | + |
| 51 | + const change1 = await changesList.poll(15_000); |
| 52 | + assertThat(change1) |
| 53 | + .isNotNull(); |
| 54 | + assertThat(change1.id) |
| 55 | + .isEqualTo(user1Id); |
| 56 | + |
| 57 | + // now disable error handler, create next user and wait for change |
| 58 | + observable.off("error", errorHandler); |
| 59 | + |
| 60 | + const user2Id = await createUser(); |
| 61 | + |
| 62 | + const change2 = await changesList.poll(15_000); |
| 63 | + assertThat(change2) |
| 64 | + .isNotNull(); |
| 65 | + assertThat(change2.id) |
| 66 | + .isEqualTo(user2Id); |
| 67 | + |
| 68 | + // disable data handle - not we shouldn't get any data |
| 69 | + |
| 70 | + observable.off("data", handler); |
| 71 | + await createUser(); |
| 72 | + |
| 73 | + await assertThrows(async () => changesList.poll(3_000), err => { |
| 74 | + assertThat(err.name) |
| 75 | + .isEqualTo("TimeoutException"); |
| 76 | + }); |
| 77 | + }); |
| 78 | +}); |
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