From df6e347bc55bdcbf370645442290198c0bcdd3fe Mon Sep 17 00:00:00 2001
From: Leedehai <18319900+Leedehai@users.noreply.github.com>
Date: Tue, 4 Jun 2024 11:30:43 -0400
Subject: Align point and linebreak should not increase math row height (#4306)

---
 .../ref/issue-4187-alignment-point-affects-row-height.png | Bin 0 -> 282 bytes
 tests/suite/math/equation.typ                             |  10 ++++++++++
 2 files changed, 10 insertions(+)
 create mode 100644 tests/ref/issue-4187-alignment-point-affects-row-height.png

(limited to 'tests')

diff --git a/tests/ref/issue-4187-alignment-point-affects-row-height.png b/tests/ref/issue-4187-alignment-point-affects-row-height.png
new file mode 100644
index 00000000..63a5768b
Binary files /dev/null and b/tests/ref/issue-4187-alignment-point-affects-row-height.png differ
diff --git a/tests/suite/math/equation.typ b/tests/suite/math/equation.typ
index e7ae677e..2345de54 100644
--- a/tests/suite/math/equation.typ
+++ b/tests/suite/math/equation.typ
@@ -256,6 +256,16 @@ $ q &= sum_k ln A \
   ],
 )
 
+--- issue-4187-alignment-point-affects-row-height ---
+// In this bug, a row of "-" only should have a very small height; but
+// after adding an alignment point "&", the row gains a larger height.
+// We need to test alignment point "&" does not affect a row's height.
+#box($ - - $, fill: silver)
+#box($ - - $, fill: silver) \
+#box($ a \ - - $, fill: silver)
+#box($ &- - \ &a $, fill: silver)
+#box($ &a \ &- - $, fill: silver)
+
 --- issue-numbering-hint ---
 // In this bug, the hint and error messages for an equation
 // being reference mentioned that it was a "heading" and was
-- 
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