Function toolWithContent

packages/agent-core/test/tools/read-file.test.ts:39–51

(content: string)

}

function toolWithContent(content: string): ReadTool {
  const bytes = Buffer.from(content, 'utf8');
  return new ReadTool(
    createFakeKaos({
      stat: vi.fn<Kaos['stat']>().mockResolvedValue(REGULAR_FILE_STAT),
      readBytes: vi.fn<Kaos['readBytes']>().mockImplementation(async (_path, n) => {
        return n === undefined ? bytes : bytes.subarray(0, n);
      }),
      readLines: vi.fn<Kaos['readLines']>().mockImplementation(readLinesFromContent(content)),
    }),
    PERMISSIVE_WORKSPACE,
  );
}

describe('ReadTool — total-lines message channel', () => {
  it('reports the file total in the status message even with a positive line_offset window', async () => {