fix: improve media failure diagnostics and token fallback coverage

2026-05-02 11:37:07 +00:00
parent fde530de01
commit 2fa15ccf1b
3 changed files with 50 additions and 3 deletions
@@ -643,6 +643,14 @@ def test_slack_download_rejects_login_html() -> None:
    assert SlackChannel._looks_like_html_download(markdown_response) is False


+def test_slack_download_failure_marker_is_actionable() -> None:
+    marker = SlackChannel._download_failure_marker("image", "screenshot.png", "download failed")
+
+    assert "not available to nanobot" in marker
+    assert "files:read" in marker
+    assert "reinstall the Slack app" in marker
+
+
 def test_slack_channel_uses_channel_aware_allow_policy() -> None:
    channel = SlackChannel(SlackConfig(enabled=True, allow_from=[]), MessageBus())
    assert channel.is_allowed("U1") is True