From 45a7d340360352be3d5360a2295cdcfd31c25cd4 Mon Sep 17 00:00:00 2001
From: Robin Tweedie <70587124+robin-wayve@users.noreply.github.com>
Date: Mon, 7 Nov 2022 02:36:26 -0800
Subject: [PATCH] Improve doc for `TEST_UNDECLARED_OUTPUTS_DIR`

As explained in commit 36d2363f5a9cfd95c96c1af5303de2380e57d14e.

Closes #15147.

PiperOrigin-RevId: 486607487
Change-Id: I0ef981f38fb13e2e75dcaadda803a03adf86d52e
---
 site/en/reference/test-encyclopedia.md | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/site/en/reference/test-encyclopedia.md b/site/en/reference/test-encyclopedia.md
index ca86c73d9d8ec2..011113120d255b 100644
--- a/site/en/reference/test-encyclopedia.md
+++ b/site/en/reference/test-encyclopedia.md
@@ -412,7 +412,10 @@ The initial environment block shall be composed as follows:
   <tr>
     <td><code>TEST_UNDECLARED_OUTPUTS_DIR</code></td>
     <td>absolute path to a private writable directory (used to write undeclared
-      test outputs)</td>
+      test outputs). Any files written to the
+      <code>TEST_UNDECLARED_OUTPUTS_DIR</code> directory will be zipped up and
+      added to an <code>outputs.zip</code> file under
+      <code>bazel-testlogs</code>.</td>
     <td>optional</td>
   </tr>
   <tr>