Stop transient file conflict callouts (#2694)

* fix(app): prevent transient file conflict callouts Watcher versions are candidates until a matching disk read settles them. The editor now classifies the settled bytes once, preserving dirty buffers and keeping reload content paired with its revision. * fix(app): preserve external BOM changes
2026-07-31 19:03:11 +08:00
parent 91da0bac4d
commit 8e983c5d27
13 changed files with 753 additions and 187 deletions
@@ -0,0 +1,48 @@
+import type { Page } from "@playwright/test";
+import { expect } from "../fixtures";
+
+export async function recordFileCallouts(page: Page): Promise<void> {
+  await page.evaluate(() => {
+    const callouts: string[] = [];
+    const recordAlert = (alert: Element) => {
+      const text = alert.textContent?.trim();
+      if (text && !callouts.includes(text)) callouts.push(text);
+    };
+    const record = (records: MutationRecord[]) => {
+      for (const mutation of records) {
+        if (
+          !(mutation.target instanceof Element) ||
+          !mutation.target.closest('[data-testid="workspace-file-pane"]')
+        ) {
+          continue;
+        }
+        for (const node of mutation.addedNodes) {
+          if (!(node instanceof Element)) continue;
+          if (node.matches('[role="alert"]')) recordAlert(node);
+          for (const alert of node.querySelectorAll('[role="alert"]')) recordAlert(alert);
+        }
+      }
+    };
+    const observer = new MutationObserver(record);
+    observer.observe(document.body, { childList: true, subtree: true, characterData: true });
+    Object.assign(globalThis, { __PASEO_RECORDED_FILE_CALLOUTS__: callouts });
+  });
+}
+
+export async function expectFileCalloutWasRendered(page: Page, title: string): Promise<void> {
+  await expect
+    .poll(() => recordedFileCallouts(page))
+    .toEqual(expect.arrayContaining([expect.stringContaining(title)]));
+}
+
+export async function expectNoFileCalloutWasRendered(page: Page): Promise<void> {
+  await expect.poll(() => recordedFileCallouts(page)).toEqual([]);
+}
+
+function recordedFileCallouts(page: Page): Promise<string[]> {
+  return page.evaluate(
+    () =>
+      (globalThis as typeof globalThis & { __PASEO_RECORDED_FILE_CALLOUTS__?: string[] })
+        .__PASEO_RECORDED_FILE_CALLOUTS__ ?? [],
+  );
+}