José Almeida
46 lines
1.4 KiB
TypeScript
46 lines
1.4 KiB
TypeScript
// @vitest-environment node
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import { afterEach, describe, expect, it, vi } from "vitest";
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import { inClusterBackendPod, waitForInClusterBackendReady } from "../fixtures/kubernetes-tools";
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afterEach(() => {
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vi.unstubAllGlobals();
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vi.useRealTimers();
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});
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describe("in-cluster backend readiness", () => {
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it("uses application readiness for the pod readiness probe", () => {
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expect(inClusterBackendPod("fixture:image")).toMatch(
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/readinessProbe:\s+httpGet:\s+path: \/ready\s/,
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);
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});
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it("does not return while the listener is live but application startup is incomplete", async () => {
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vi.useFakeTimers();
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let applicationReady = false;
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vi.stubGlobal(
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"fetch",
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vi.fn(async (url: string) => {
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const pathname = new URL(url).pathname;
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if (pathname !== "/health" && pathname !== "/ready") {
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return new Response(null, { status: 404 });
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}
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const ready = pathname === "/health" || applicationReady;
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return new Response(null, { status: ready ? 200 : 503 });
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}),
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);
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let returned = false;
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const startup = waitForInClusterBackendReady("http://fixture.test").then(() => {
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returned = true;
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});
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await vi.advanceTimersByTimeAsync(0);
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const returnedBeforeReady = returned;
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applicationReady = true;
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await vi.advanceTimersByTimeAsync(250);
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await startup;
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expect(returnedBeforeReady).toBe(false);
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expect(returned).toBe(true);
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});
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});
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