[groff] 04/05: Add regression test for Debian #919890.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit d4b03b4e3b6b061233303f376d9cb88b63e59b6f
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Wed Nov 18 18:42:19 2020 +1100

    Add regression test for Debian #919890.
---
 tmac/tests/doc-D_places_page_numbers_correctly.sh | 45 +++++++++++++++++++++++
 tmac/tmac.am                                      |  1 +
 2 files changed, 46 insertions(+)

diff --git a/tmac/tests/doc-D_places_page_numbers_correctly.sh 
b/tmac/tests/doc-D_places_page_numbers_correctly.sh
new file mode 100755
index 0000000..15e377f
--- /dev/null
+++ b/tmac/tests/doc-D_places_page_numbers_correctly.sh
@@ -0,0 +1,45 @@
+#!/bin/sh
+#
+# Copyright (C) 2020 Free Software Foundation, Inc.
+#
+# This file is part of groff.
+#
+# groff is free software; you can redistribute it and/or modify it under
+# the terms of the GNU General Public License as published by the Free
+# Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# groff is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+groff="${abs_top_builddir:-.}/test-groff"
+
+DOCUMENT=\
+'.Dd 2020-11-17
+.Dt sample 1
+.Os "groff test suite"
+.Sh Name
+.Nm sample
+.Nd test subject for groff
+.bp
+.Sh Description
+This program does many things.'
+
+# Regression-test Debian #919890.
+#
+# Put page numbers in the correct places when double-sided rendering.
+
+echo "confirming page number on right on recto (odd-numbered) pages" >&2
+echo "$DOCUMENT" | "$groff" -rcR=0 -rD1 -Tascii -P-cbou -mdoc \
+    | grep -q '^groff test suite *2020-11-17 *1$' || exit 1
+
+echo "confirming page number on left on verso (even-numbered) pages" >&2
+echo "$DOCUMENT" | "$groff" -rcR=0 -rD1 -Tascii -P-cbou -mdoc \
+    | grep -q '^2 *2020-11-17 *groff test suite$' || exit 1
+
+# vim:set ai et sw=4 ts=4 tw=72:
diff --git a/tmac/tmac.am b/tmac/tmac.am
index 62413cd..499ee04 100644
--- a/tmac/tmac.am
+++ b/tmac/tmac.am
@@ -175,6 +175,7 @@ tmac_TESTS = \
   tmac/tests/andoc-flush-between-packages.sh \
   tmac/tests/doc-CS_works.sh \
   tmac/tests/doc-CT_works.sh \
+  tmac/tests/doc-D_places_page_numbers_correctly.sh \
   tmac/tests/doc-accept-mixed-case-section-headings.sh \
   tmac/tests/doc-do_not_loop_infinitely_when_shortening_headers.sh \
   tmac/tests/doc-smoke-test.sh \