split attach test (#1744)

1 files changed, 59 insertions, 0 deletions

diff --git a/tests/typ/math/attach-p1.typ b/tests/typ/math/attach-p1.typ
new file mode 100644
index 00000000..94dc48ea
--- /dev/null
+++ b/tests/typ/math/attach-p1.typ
@@ -0,0 +1,59 @@
+// Test t and b attachments, part 1.
+
+---
+// Test basics, postscripts.
+$f_x + t^b + V_1^2 + attach(A, t: alpha, b: beta)$
+
+---
+// Test basics, prescripts. Notably, the upper and lower prescripts' content need to be
+// aligned on the right edge of their bounding boxes, not on the left as in postscripts.
+$
+attach(upright(O), bl: 8, tl: 16, br: 2, tr: 2-),
+attach("Pb", bl: 82, tl: 207) + attach(upright(e), bl: -1, tl: 0) + macron(v)_e \
+$
+
+---
+// A mixture of attachment positioning schemes.
+$
+attach(a, tl: u),   attach(a, tr: v),   attach(a, bl: x),
+attach(a, br: y),   limits(a)^t,        limits(a)_b \
+
+attach(a, tr: v, t: t),
+attach(a, tr: v, br: y),
+attach(a, br: y, b: b),
+attach(limits(a), b: b, bl: x),
+attach(a, tl: u, bl: x),
+attach(limits(a), t: t, tl: u) \
+
+attach(a, tl: u, tr: v),
+attach(limits(a), t: t, br: y),
+attach(limits(a), b: b, tr: v),
+attach(a, bl: x, br: y),
+attach(limits(a), b: b, tl: u),
+attach(limits(a), t: t, bl: u),
+limits(a)^t_b \
+
+attach(a, tl: u, tr: v, bl: x, br: y),
+attach(limits(a), t: t, bl: x, br: y, b: b),
+attach(limits(a), t: t, tl: u, tr: v, b: b),
+attach(limits(a), tl: u, bl: x, t: t, b: b),
+attach(limits(a), t: t, b: b, tr: v, br: y),
+attach(a, tl: u, t: t, tr: v, bl: x, b: b, br: y)
+$
+
+---
+// Test function call after subscript.
+$pi_1(Y), a_f(x), a^zeta (x), a^abs(b)_sqrt(c) \
+ a^subset.eq (x), a_(zeta(x)), pi_(1(Y)), a^(abs(b))_(sqrt(c))$
+
+---
+// Test associativity and scaling.
+$ 1/(V^2^3^4^5),
+  1/attach(V, tl: attach(2, tl: attach(3, tl: attach(4, tl: 5)))),
+  attach(Omega,
+    tl: attach(2, tl: attach(3, tl: attach(4, tl: 5))),
+    tr: attach(2, tr: attach(3, tr: attach(4, tr: 5))),
+    bl: attach(2, bl: attach(3, bl: attach(4, bl: 5))),
+    br: attach(2, br: attach(3, br: attach(4, br: 5))),
+  )
+$
\ No newline at end of file