From a213248910b945535465a83a416e8d1497b209ab Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E9=9B=B7=E7=94=B5=E8=8A=BD=E8=A1=A3?=
 <zhangyanghaha0407@outlook.com>
Date: Mon, 28 Sep 2026 02:22:34 -0400
Subject: [PATCH] =?UTF-8?q?T42c=20Misc=20=C2=B7=20Codes=20and=20checks=20p?=
 =?UTF-8?q?asses=20review?=
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Tests now hold focus in the field after an answer and a passed captcha with no Tab stop.
---
 TASKS.md                |  4 +++-
 src/misc/tests/codes.rs | 19 ++++++++++++++++++-
 2 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/TASKS.md b/TASKS.md
index 33ab1c7..26868e8 100644
--- a/TASKS.md
+++ b/TASKS.md
@@ -142,7 +142,7 @@ Per-component lines live in `tasks/`. Tags there:
 - [x] T41c Maps · World — `tasks/ch31-43.md`
 - [x] T42a Misc · Time — `tasks/ch31-43.md`
 - [x] T42b Misc · Numbers — `tasks/ch31-43.md`
-- [ ] T42c Misc · Codes and checks — `tasks/ch31-43.md`
+- [x] T42c Misc · Codes and checks — `tasks/ch31-43.md`
 - [ ] T42d Misc · Asking and learning — `tasks/ch31-43.md`
 - [ ] T42e Misc · Terms and notices — `tasks/ch31-43.md`
 - [ ] T42f Misc · Web — `tasks/ch31-43.md`
@@ -452,3 +452,5 @@ Per-component lines live in `tasks/`. Tags there:
 | T42a | 2 | PASS | |
 | T42b | 1 | FAIL | a result went on as its twelve-digit text, so 1 ÷ 3 = × 3 = read 0.999999999999; a long reading hid digits at 280px; Equals on a dangling operator said the formula ended early; Control, the = key and a point after a result untested |
 | T42b | 2 | PASS | |
+| T42c | 1 | FAIL | a verdict or a new ask disabled Verify while it held focus, so focus fell to the root; Enter handed a second answer over during the check; a passed field kept its ring and caret |
+| T42c | 2 | PASS | three claims untested; tests for focus after an answer and a resting pass added in the pass commit |
diff --git a/src/misc/tests/codes.rs b/src/misc/tests/codes.rs
index 5505e10..8d7aadf 100644
--- a/src/misc/tests/codes.rs
+++ b/src/misc/tests/codes.rs
@@ -163,7 +163,24 @@ fn verify_hands_focus_to_the_field(cx: &mut TestAppContext) {
     press("tab", cx);
     press("enter", cx);
     assert_eq!(said(), ["W7XK"]);
-    assert!(!at_root(cx), "focus went to the field, not the root");
+    cx.simulate_input("again");
+    press("enter", cx);
+    assert_eq!(said(), ["W7XK", "again"], "the typing reached the field");
+}
+
+/// A passed captcha rests: Tab finds no stop in it and typing reaches nothing.
+#[gpui::test]
+fn a_passed_captcha_rests(cx: &mut TestAppContext) {
+    STATE.set(CaptchaState::Passed);
+    let (_, cx) = stage(captcha, cx);
+    press("tab", cx);
+    cx.simulate_input("again");
+    press("enter", cx);
+    assert!(said().is_empty());
+    assert!(
+        !shown("captcha-verified-focused", cx),
+        "Tab found no stop in the resting captcha"
+    );
 }
 
 /// Verify spins while the owner checks, and its mark keeps its focus once passed.