bun.sh/test/regression/issue/04893.test.ts

import { describe, expect, it } from "bun:test";
import { mkdirSync, rmSync, writeFileSync } from "fs";
import { bunEnv, bunExe, tmpdirSync } from "harness";
import { join } from "path";

describe.concurrent("issue/04893", () => {
  it("correctly handles CRLF multiline string in CRLF terminated files", async () => {
    const testDir = tmpdirSync();

    // Clean up from prior runs if necessary
    rmSync(testDir, { recursive: true, force: true });

    // Create a directory with our test CRLF terminated file
    mkdirSync(testDir, { recursive: true });
    writeFileSync(join(testDir, "crlf.js"), '"a\\\r\nb"');

    await using proc = Bun.spawn({
      cmd: [bunExe(), "run", join(testDir, "crlf.js")],
      env: bunEnv,
      stderr: "inherit",
      stdout: "pipe",
    });

    expect(await proc.exited).toBe(0);
  });
});