92 lines
2.1 KiB
TypeScript
92 lines
2.1 KiB
TypeScript
import { assertEquals, assertNotEquals, assertObjectMatch } from "@std/assert";
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import { it } from "@std/testing/bdd";
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import { nanoid } from "nanoid";
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import type { Events } from "../mocks/events.ts";
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import { userReducer } from "../mocks/user-reducer.ts";
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import { describe } from "../utilities/describe.ts";
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export default describe<Events>(".createSnapshot", (getEventStore) => {
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it("should create a new snapshot", async () => {
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const { store } = await getEventStore();
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const stream = nanoid();
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await store.pushEvent(
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store.event({
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stream,
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type: "user:created",
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data: {
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name: {
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given: "John",
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family: "Doe",
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},
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email: "john.doe@fixture.none",
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},
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meta: {
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auditor: "super",
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},
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}),
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);
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await store.pushEvent(
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store.event({
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stream,
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type: "user:email-set",
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data: "jane.doe@fixture.none",
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meta: {
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auditor: "super",
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},
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}),
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);
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await store.pushEvent(
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store.event({
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stream,
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type: "user:deactivated",
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meta: {
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auditor: "super",
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},
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}),
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);
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await store.snapshot.create({ name: "user", stream, reducer: userReducer });
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const snapshot = await store.snapshots.getByStream("user", stream);
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assertNotEquals(snapshot, undefined);
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assertObjectMatch(snapshot!.state, {
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name: {
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given: "John",
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family: "Doe",
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},
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email: "jane.doe@fixture.none",
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active: false,
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});
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await store.pushEvent(
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store.event({
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stream,
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type: "user:activated",
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meta: {
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auditor: "super",
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},
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}),
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);
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const events = await store.events.getByStream(stream, { cursor: snapshot!.cursor });
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assertEquals(events.length, 1);
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const state = await store.reduce({ name: "user", stream, reducer: userReducer });
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assertObjectMatch(state!, {
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name: {
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given: "John",
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family: "Doe",
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},
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email: "jane.doe@fixture.none",
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active: true,
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});
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});
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});
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