Dotta
53 lines
1.8 KiB
TypeScript
53 lines
1.8 KiB
TypeScript
import { EventEmitter } from "node:events";
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import { describe, it, expect, vi, beforeEach } from "vitest";
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const execMock = vi.fn();
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vi.mock("@kubernetes/client-node", () => ({
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Exec: vi.fn().mockImplementation(() => ({ exec: execMock })),
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}));
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const { execInPod } = await import("../../src/pod-exec.js");
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describe("execInPod", () => {
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beforeEach(() => {
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execMock.mockReset();
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});
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it("returns success when the Kubernetes exec status callback reports success", async () => {
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execMock.mockImplementation((_namespace, _pod, _container, _command, stdout, _stderr, _stdin, _tty, statusCallback) => {
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stdout.write("ok\n");
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statusCallback({ status: "Success" });
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return Promise.resolve(new EventEmitter());
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});
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const result = await execInPod({} as never, "ns", "pod-1", "agent", ["echo", "ok"]);
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expect(result).toEqual({ exitCode: 0, timedOut: false, stdout: "ok\n", stderr: "" });
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});
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it("returns an execution failure if the websocket closes before a status frame", async () => {
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const ws = new EventEmitter();
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execMock.mockResolvedValue(ws);
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const resultPromise = execInPod({} as never, "ns", "pod-1", "agent", ["sleep", "1"]);
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await Promise.resolve();
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ws.emit("close", 1006, Buffer.from("connection lost"));
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await expect(resultPromise).resolves.toMatchObject({
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exitCode: 1,
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timedOut: false,
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stderr: expect.stringContaining("websocket closed before status frame"),
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});
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});
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it("returns an execution failure if the exec command exceeds its deadline", async () => {
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execMock.mockResolvedValue(new EventEmitter());
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const result = await execInPod({} as never, "ns", "pod-1", "agent", ["sleep", "60"], undefined, 5);
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expect(result.exitCode).toBe(1);
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expect(result.timedOut).toBe(true);
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expect(result.stderr).toContain("Kubernetes exec timed out after 5ms");
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});
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});
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