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Minoru Mizutani 2025-04-29 16:18:35 +09:00
parent 615a6dead0
commit a77dd1f8e1
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9 changed files with 193 additions and 97 deletions
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71
tests/utils_test.ts
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@ -1,15 +1,15 @@
import { assertEquals, assertMatch, assertRejects } from "std/assert/mod.ts";
import {
AVAILABLE_PORT_START,
findAvailablePort,
getServerUrlHash,
log,
MCP_REMOTE_VERSION,
findAvailablePort,
setupSignalHandlers,
parseCommandLineArgs,
AVAILABLE_PORT_START,
setupSignalHandlers,
} from "../src/lib/utils.ts";
import { afterEach, beforeEach, describe, it } from "std/testing/bdd.ts";
import { assertSpyCalls, spy, type MethodSpy } from "std/testing/mock.ts";
import { assertSpyCalls, type MethodSpy, spy } from "std/testing/mock.ts";
import type net from "node:net";
import type process from "node:process";
@ -99,7 +99,11 @@ describe("utils", () => {
describe("findAvailablePort", () => {
let mockServer: MockServer;
let listenSpy: MethodSpy<MockServer, [port: number, callback: () => void], MockServer>;
let listenSpy: MethodSpy<
MockServer,
[port: number, callback: () => void],
MockServer
>;
let closeSpy: MethodSpy<MockServer, [callback: () => void], MockServer>;
beforeEach(() => {
@ -107,21 +111,21 @@ describe("utils", () => {
mockServer = {
listen: (_port: number, callback: () => void) => {
// Properly invoke callback
if (typeof callback === 'function') {
if (typeof callback === "function") {
callback();
}
return mockServer;
},
close: (callback: () => void) => {
// Properly invoke callback
if (typeof callback === 'function') {
if (typeof callback === "function") {
callback();
}
return mockServer;
},
on: (_event: string, _callback: () => void) => {
return mockServer;
}
},
};
// Create properly typed spies
@ -137,10 +141,12 @@ describe("utils", () => {
it("returns the first available port", async () => {
// Mock the server address method to return the expected port
(mockServer as unknown as { address(): { port: number } }).address = () => ({ port: AVAILABLE_PORT_START });
(mockServer as unknown as { address(): { port: number } }).address =
() => ({ port: AVAILABLE_PORT_START });
// Mock event handlers
const eventHandlers: Record<string, Array<(...args: unknown[]) => void>> = {};
const eventHandlers: Record<string, Array<(...args: unknown[]) => void>> =
{};
mockServer.on = (event: string, callback: () => void) => {
if (!eventHandlers[event]) {
eventHandlers[event] = [];
@ -169,11 +175,16 @@ describe("utils", () => {
it("increments port if initial port is unavailable", async () => {
// Mock the server address method to return the incremented port
(mockServer as unknown as { address(): { port: number } }).address = () => ({ port: AVAILABLE_PORT_START + 1 });
(mockServer as unknown as { address(): { port: number } }).address =
() => ({ port: AVAILABLE_PORT_START + 1 });
// Mock event handlers
const eventHandlers: Record<string, Array<(...args: unknown[]) => void>> = {};
mockServer.on = (event: string, callback: (...args: unknown[]) => void) => {
const eventHandlers: Record<string, Array<(...args: unknown[]) => void>> =
{};
mockServer.on = (
event: string,
callback: (...args: unknown[]) => void,
) => {
if (!eventHandlers[event]) {
eventHandlers[event] = [];
}
@ -188,7 +199,9 @@ describe("utils", () => {
if (callCount === 1) {
// First call should fail with EADDRINUSE
if (eventHandlers.error) {
const error = new Error("Address in use") as Error & { code?: string };
const error = new Error("Address in use") as Error & {
code?: string;
};
error.code = "EADDRINUSE";
for (const handler of eventHandlers.error) {
handler(error);
@ -215,8 +228,12 @@ describe("utils", () => {
it("throws after MAX_PORT_ATTEMPTS", async () => {
// Mock event handlers
const eventHandlers: Record<string, Array<(...args: unknown[]) => void>> = {};
mockServer.on = (event: string, callback: (...args: unknown[]) => void) => {
const eventHandlers: Record<string, Array<(...args: unknown[]) => void>> =
{};
mockServer.on = (
event: string,
callback: (...args: unknown[]) => void,
) => {
if (!eventHandlers[event]) {
eventHandlers[event] = [];
}
@ -227,7 +244,9 @@ describe("utils", () => {
// Always trigger error event with EADDRINUSE
mockServer.listen = (_port: number, _callback: () => void) => {
if (eventHandlers.error) {
const error = new Error("Address in use") as Error & { code?: string };
const error = new Error("Address in use") as Error & {
code?: string;
};
error.code = "EADDRINUSE";
for (const handler of eventHandlers.error) {
handler(error);
@ -239,7 +258,7 @@ describe("utils", () => {
await assertRejects(
() => findAvailablePort(mockServer as unknown as net.Server),
Error,
"Timeout finding available port"
"Timeout finding available port",
);
});
});
@ -255,7 +274,9 @@ describe("utils", () => {
originalFindAvailablePort = findAvailablePort;
// Mock findAvailablePort to avoid network access
(globalThis as unknown as GlobalWithFindPort).findAvailablePort = (port: number) => Promise.resolve(port);
(globalThis as unknown as GlobalWithFindPort).findAvailablePort = (
port: number,
) => Promise.resolve(port);
// Create a mock process object
globalThis.process = {
@ -269,7 +290,8 @@ describe("utils", () => {
afterEach(() => {
// Restore original process and findAvailablePort
globalThis.process = originalProcess;
(globalThis as unknown as GlobalWithFindPort).findAvailablePort = originalFindAvailablePort;
(globalThis as unknown as GlobalWithFindPort).findAvailablePort =
originalFindAvailablePort;
});
it("parses valid arguments", async () => {
@ -287,7 +309,8 @@ describe("utils", () => {
// Mock findAvailablePort specifically for this test
const mockFindPort = spy(() => Promise.resolve(3000));
// Replace the global findAvailablePort with our mock
(globalThis as unknown as GlobalWithFindPort).findAvailablePort = mockFindPort;
(globalThis as unknown as GlobalWithFindPort).findAvailablePort =
mockFindPort;
const args = ["https://example.com"];
const defaultPort = 3000;
@ -309,7 +332,7 @@ describe("utils", () => {
await parseCommandLineArgs(args, defaultPort, usage);
},
Error,
"Process exit called"
"Process exit called",
);
});
@ -322,7 +345,7 @@ describe("utils", () => {
async () => {
await parseCommandLineArgs(args, defaultPort, usage);
},
Error
Error,
);
});
@ -335,7 +358,7 @@ describe("utils", () => {
async () => {
await parseCommandLineArgs(args, defaultPort, usage);
},
Error
Error,
);
});
});