88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
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"use strict";
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process.env.TEST = "true";
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import { ServiceBroker } from "moleculer";
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import DbService from "moleculer-db";
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import DbMixin from "../../../mixins/db.mixin";
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describe("Test DB mixin", () => {
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describe("Test schema generator", () => {
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const broker = new ServiceBroker({ logger: false, cacher: "Memory" });
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beforeAll(() => broker.start());
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afterAll(() => broker.stop());
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it("check schema properties", async () => {
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const schema = new DbMixin("my-collection").start();
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expect(schema.mixins).toEqual([DbService]);
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// @ts-ignore
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expect(schema.adapter).toBeInstanceOf(DbService.MemoryAdapter);
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expect(schema.started).toBeDefined();
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expect(schema.events["cache.clean.my-collection"]).toBeInstanceOf(Function);
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});
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it("check cache event handler", async () => {
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jest.spyOn(broker.cacher, "clean");
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const schema = new DbMixin("my-collection").start();
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// @ts-ignore
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await schema.events["cache.clean.my-collection"].call({ broker, fullName: "my-service" });
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expect(broker.cacher.clean).toBeCalledTimes(1);
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expect(broker.cacher.clean).toBeCalledWith("my-service.*");
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});
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describe("Check service started handler", () => {
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it("should not call seedDB method", async () => {
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const schema = new DbMixin("my-collection").start();
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schema.adapter.count = jest.fn(async () => 10);
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const seedDBFn = jest.fn();
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// @ts-ignore
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await schema.started.call({ broker, logger: broker.logger, adapter: schema.adapter, seedDB: seedDBFn });
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expect(schema.adapter.count).toBeCalledTimes(1);
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expect(schema.adapter.count).toBeCalledWith();
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expect(seedDBFn).toBeCalledTimes(0);
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});
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it("should call seedDB method", async () => {
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const schema = new DbMixin("my-collection").start();
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schema.adapter.count = jest.fn(async () => 0);
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const seedDBFn = jest.fn();
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// @ts-ignore
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await schema.started.call({ broker, logger: broker.logger, adapter: schema.adapter, seedDB: seedDBFn });
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expect(schema.adapter.count).toBeCalledTimes(2);
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expect(schema.adapter.count).toBeCalledWith();
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expect(seedDBFn).toBeCalledTimes(1);
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expect(seedDBFn).toBeCalledWith();
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});
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});
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it("should broadcast a cache clear event", async () => {
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const schema = new DbMixin("my-collection").start();
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const ctx = {
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broadcast: jest.fn(),
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};
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await schema.methods.entityChanged(null, null, ctx);
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expect(ctx.broadcast).toBeCalledTimes(1);
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expect(ctx.broadcast).toBeCalledWith("cache.clean.my-collection");
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});
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});
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});
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