From 1a583e55bddab7b2146a7a3bfb51e7fcda87608b Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Fri, 11 Jun 2021 07:33:39 -0700
Subject: pic: clarification and tests.

* tests/018/format.tl: Add tests which combine overflow
flagging with +/-. The space generated by - contributes to
overflow.

* txr.1: Clarify overflow issue in documentation.
---
 tests/018/format.tl | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'tests/018/format.tl')

diff --git a/tests/018/format.tl b/tests/018/format.tl
index d1038c30..23f4cc63 100644
--- a/tests/018/format.tl
+++ b/tests/018/format.tl
@@ -108,6 +108,12 @@
   (pic "#!#"  123)   "###"
   (pic "#.#"  123) "123.0")
 
+(mtest
+  (pic "-##!#"   12)  " 12.0"
+  (pic "+##!#"   12)  "+12.0"
+  (pic "-##!#" -123)  "#####"
+  (pic "+##!#"  123)  "#####")
+
 (mtest
   (pic "X##.#Y<<<Z>>>W" 1 2 3) "X 1.0Y2  Z  3W"
   (pic "~###.#~#<<<~#>>>~#" 1 2 3) "# 1.0#2  #  3#")
-- 
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