From f3a938ba8969cd926bdbfb250705e6afb72497ce Mon Sep 17 00:00:00 2001
From: Nate Moore <git@natemoo.re>
Date: Thu, 4 Jun 2026 10:01:44 -0500
Subject: [PATCH] test: failing repro for align-self

---
 test/align-self.test.ts | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 test/align-self.test.ts

diff --git a/test/align-self.test.ts b/test/align-self.test.ts
new file mode 100644
index 0000000..e341d87
--- /dev/null
+++ b/test/align-self.test.ts
@@ -0,0 +1,32 @@
+import { describe, expect, it } from "./suite.ts";
+import { createTerm } from "../term.ts";
+import { close, fit, fixed, open, text } from "../ops.ts";
+
+describe("per-child align-self", () => {
+  it("per-child alignSelf overrides parent cross-axis alignment", async () => {
+    let term = await createTerm({ width: 12, height: 3 });
+    let r = term.render([
+      // container default cross-axis alignment (left)
+      open("root2", {
+        layout: { width: fixed(12), height: fixed(3), direction: "ttb" },
+      }),
+      // child A keeps the parent default (left)
+      open("a", { layout: { width: fit(), height: fixed(1) } }),
+      text("A"),
+      close(),
+      // child B overrides to end (right) via the proposed alignSelf field
+      open("b", {
+        // deno-lint-ignore no-explicit-any
+        layout: { width: fit(), height: fixed(1), alignSelf: 1 } as any,
+      }),
+      text("B"),
+      close(),
+      close(),
+    ]);
+
+    // pins: A stays at the left edge under the parent default
+    expect(r.info.get("a")!.bounds.x).toBe(0);
+    // pins: B diverges to the right edge via its own alignSelf
+    expect(r.info.get("b")!.bounds.x).toBe(11);
+  });
+});