Support for bounding box text edges (#1626)

2 files changed, 22 insertions, 2 deletions

diff --git a/tests/typ/math/attach.typ b/tests/typ/math/attach.typ
index 0f404ac7..d471551a 100644
--- a/tests/typ/math/attach.typ
+++ b/tests/typ/math/attach.typ
@@ -65,6 +65,12 @@ $ sqrt(a_(1/2)^zeta), sqrt(a_alpha^(1/2)), sqrt(a_(1/2)^(3/4)) \
   sqrt(attach(a, tl: 1/2, bl: 3/4, tr: 1/2, br: 3/4)) $
 
 ---
+// Test for no collisions between descenders/ascenders and attachments
+
+$ sup_(x in P_i) quad inf_(x in P_i) $
+$ op("fff",limits: #true)^(y) quad op("yyy", limits:#true)_(f) $
+
+---
 // Test frame base.
 $ (-1)^n + (1/2 + 3)^(-1/2) $
 
diff --git a/tests/typ/text/edge.typ b/tests/typ/text/edge.typ
index 85aff68a..053576e8 100644
--- a/tests/typ/text/edge.typ
+++ b/tests/typ/text/edge.typ
@@ -9,17 +9,31 @@
   From #top to #bottom
 ]
 
+#let try-bounds(top, bottom) = rect(inset: 0pt, fill: conifer)[
+  #set text(font: "IBM Plex Mono", top-edge: top, bottom-edge: bottom)
+  #top to #bottom: "yay, Typst"
+]
+
 #try("ascender", "descender")
 #try("ascender", "baseline")
 #try("cap-height", "baseline")
 #try("x-height", "baseline")
+#try-bounds("cap-height", "baseline")
+#try-bounds("bounds", "baseline")
+#try-bounds("bounds", "bounds")
+#try-bounds("x-height", "bounds")
+
 #try(4pt, -2pt)
 #try(1pt + 0.3em, -0.15em)
 
 ---
-// Error: 21-23 expected "ascender", "cap-height", "x-height", "baseline", "descender", or length, found array
+// Error: 21-23 expected "ascender", "cap-height", "x-height", "baseline", "bounds", or length, found array
 #set text(top-edge: ())
 
 ---
-// Error: 24-26 expected "ascender", "cap-height", "x-height", "baseline", "descender", or length
+// Error: 24-26 expected "baseline", "descender", "bounds", or length
 #set text(bottom-edge: "")
+
+---
+// Error: 24-36 expected "baseline", "descender", "bounds", or length
+#set text(bottom-edge: "cap-height")