import assert from "node:assert/strict";
import { test } from "bun:test";

import {
  MDTODO_TASK_TREE_PANE_CONTENT_SELECTOR,
  nodeWebObserveRunnerSamplingSource,
} from "./hwlab-node-web-observe-runner-sampling-source";

test("MDTODO task tree pane gap treats the pinned facts footer as content", async () => {
  assert.match(
    MDTODO_TASK_TREE_PANE_CONTENT_SELECTOR,
    /\[data-testid="mdtodo-task-tree-facts"\]/u,
  );
  assert.match(
    MDTODO_TASK_TREE_PANE_CONTENT_SELECTOR,
    /\[data-testid="mdtodo-task-page-fact"\]/u,
  );

  const source = nodeWebObserveRunnerSamplingSource();
  assert.ok(
    source.includes(
      `measurePaneGap("task-tree", '[data-testid="mdtodo-task-tree"]', ${JSON.stringify(MDTODO_TASK_TREE_PANE_CONTENT_SELECTOR)})`,
    ),
  );
  assert.match(
    source,
    /semanticTaskCandidates\.length > 0 \? semanticTaskCandidates : fallbackTaskCandidates/u,
  );
  assert.match(
    source,
    /taskCandidates\.filter\(\(candidate\) => !taskRefElement\(candidate\)\)\.length/u,
  );
  assert.doesNotMatch(source, /taskCandidates\.length - taskItems\.length/u);
  assert.match(source, /mdtodo-body-read/u);
  assert.match(source, /mdtodo-launch-workbench/u);

  const child = Bun.spawn(["node", "--input-type=module", "--check", "-"], {
    stdin: "pipe",
    stdout: "pipe",
    stderr: "pipe",
  });
  child.stdin.write(source);
  child.stdin.end();
  const [stderr, exitCode] = await Promise.all([
    new Response(child.stderr).text(),
    child.exited,
  ]);
  assert.equal(exitCode, 0, stderr);
});