observable-store-tests.ts
88 lines
| 2.3 KiB
| video/mp2t
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TypeScriptLexer
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r136 | import Memory = require("dojo/store/Memory"); | |
| import Observerable = require("dojo/store/Observable"); | |||
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r144 | import { get, queryEx } from "./store"; | |
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r136 | import tap = require("tap"); | |
| interface Person { | |||
| id: string; | |||
| name: string; | |||
| age: number; | |||
| } | |||
| tap.test("store::get(...) tests", async t => { | |||
| const store = new Observerable(new Memory<Person>()); | |||
| const getPerson = get(store); | |||
| const peterId = "id:peter"; | |||
| const samId = "id:sam"; | |||
| const peter = getPerson(peterId); | |||
| const sam = getPerson(samId); | |||
| const seq1 = await getPerson(peterId, { observe: false }).collect(); | |||
| t.ok(seq1.length === 0, "Should be empty sequence"); | |||
| let peterChangeCount = 0; | |||
| let samChangeCount = 0; | |||
| let peterDeleted = 0; | |||
| const peterSubscription = peter.subscribe({ | |||
| next: () => peterChangeCount++, | |||
| complete: () => peterDeleted++ | |||
| }); | |||
| const samSubscription = sam.subscribe({ | |||
| next: () => samChangeCount++ | |||
| }); | |||
| try { | |||
| t.equal(peterChangeCount, 0, "Should be no changes recorded"); | |||
| store.put({id: peterId, name: "Peter", age: 30 }); | |||
| t.equal(peterChangeCount, 1, "Should record 1 object change"); | |||
| t.equal(samChangeCount, 0, "Should not record other object changes"); | |||
| store.remove(peterId); | |||
| t.equal(peterDeleted, 1, "Should complete sequence"); | |||
| t.equal(peterChangeCount, 1, "Should not record remove operations"); | |||
| store.put({id: peterId, name: "Peter", age: 29}); | |||
| t.equal(peterChangeCount, 1, "Should not record changes after completion"); | |||
| } finally { | |||
| peterSubscription.unsubscribe(); | |||
| samSubscription.unsubscribe(); | |||
| } | |||
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r144 | store.put({ id: samId, name: "Sam", age: 29}); | |
| const [data, updates] = queryEx(store)({ age: 29}, { sort: [{attribute: "id"}] }); | |||
| const dump: string[] = []; | |||
| const subscription = data | |||
| .tap({ | |||
| complete: () => dump.push("eof") | |||
| }) | |||
| .cat(updates) | |||
| .tap({ | |||
| next: ({item: {id}}) => dump.push(id), | |||
| complete: () => dump.push("eof") | |||
| }) | |||
| .subscribe({}); | |||
| t.same(dump, ["id:peter", "id:sam", "eof"]); | |||
| store.put({ id: "id:mary", name: "Mary", age: 29}); | |||
| t.same(dump, ["id:peter", "id:sam", "eof", "id:mary"]); | |||
| subscription.unsubscribe(); | |||
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r136 | ||
| }).catch(() => { }); |