[groff] 06/38: [mdoc]: Regression-test Savannah #65480.

[G. Branden Robinson]

gbranden pushed a commit to branch master
in repository groff.

commit 621d1c0d0b6bce37bed704f19717f68db2fe8ad0
Author: G. Branden Robinson <g.branden.robinson@gmail.com>
AuthorDate: Mon Mar 18 12:15:50 2024 -0500

    [mdoc]: Regression-test Savannah #65480.
    
    * tmac/tests/doc_reset-data-between-documents.sh: Do it.
    * tmac/tmac.am (tmac_TESTS): Run test.
    
    Test fails at this commit.
---
 ChangeLog                                      |  7 ++
 tmac/tests/doc_reset-data-between-documents.sh | 92 ++++++++++++++++++++++++++
 tmac/tmac.am                                   |  1 +
 3 files changed, 100 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index f4fe35c0e..a6ae085e9 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,10 @@
+2024-03-18  G. Branden Robinson <g.branden.robinson@gmail.com>
+
+       [mdoc]: Regression-test Savannah #65480.
+
+       * tmac/tests/doc_reset-data-between-documents.sh: Do it.
+       * tmac/tmac.am (tmac_TESTS): Run test.
+
 2024-03-24  G. Branden Robinson <g.branden.robinson@gmail.com>
 
        * tmac/doc.tmac (Xr): Fix copy-and-paste error that made all man
diff --git a/tmac/tests/doc_reset-data-between-documents.sh 
b/tmac/tests/doc_reset-data-between-documents.sh
new file mode 100755
index 000000000..049c15aa2
--- /dev/null
+++ b/tmac/tests/doc_reset-data-between-documents.sh
@@ -0,0 +1,92 @@
+#!/bin/sh
+#
+# Copyright (C) 2024 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="${abs_top_builddir:-.}/test-groff"
+
+fail=
+
+wail () {
+    echo "...FAILED" >&2
+    fail=yes
+}
+
+# Regression-test Savannah #65480.
+#
+# _Any_ document transition should wipe the page header/footer data,
+# reset interpolation behavior of the `Nm` macro, and so forth.
+
+input='.Dd 2024-03-18
+.Dt foo 1
+.Os
+.Sh Name
+.Nm foo
+.Nd frobnicate a bar
+.Sh Description
+.Nm
+is a program.
+.Dd 2024-03-18
+.Dt bar 1
+.Os
+.Sh Name
+.Nm bar
+.Nd format documents rebarbatively
+.Sh Description
+.Nm
+is also a program.'
+
+# Expected (with -rLL=70n argument added and repeated blank lines elided
+# with "cat -s"):
+#
+# foo(1)                  General Commands Manual                 foo(1)
+#
+# Name
+#      foo -- frobnicate a bar
+#
+# Description
+#      foo is a program.
+#
+# GNU                           2024-03-18                             1
+#
+# bar(1)                  General Commands Manual                 bar(1)
+#
+# Name
+#      bar -- format documents rebarbatively
+#
+# Description
+#      bar is also a program.
+#
+# GNU                           2024-03-18                             1
+#
+
+echo "checking text interpolated by Nm macro with continuous" \
+    "rendering" >&2
+output=$(printf "%s\n" "$input" | "$groff" -rcR=1 -mdoc -Tascii -P-cbou)
+echo "$output"
+echo "$output" | grep -q 'bar is also a program\.' || wail
+
+echo "checking text interpolated by Nm macro without continuous" \
+    "rendering" >&2
+output=$(printf "%s\n" "$input" | "$groff" -rcR=0 -mdoc -Tascii -P-cbou)
+echo "$output"
+echo "$output" | grep -q 'bar is also a program\.' || wail
+
+test -z "$fail"
+
+# vim:set ai et sw=4 ts=4 tw=72:
diff --git a/tmac/tmac.am b/tmac/tmac.am
index fd9d1665e..dd3790fb2 100644
--- a/tmac/tmac.am
+++ b/tmac/tmac.am
@@ -216,6 +216,7 @@ tmac_TESTS = \
   tmac/tests/doc_heading-font-remapping-works.sh \
   tmac/tests/doc_indents-correctly.sh \
   tmac/tests/doc_output-footer-when-continuously-rendering.sh \
+  tmac/tests/doc_reset-data-between-documents.sh \
   tmac/tests/doc_smoke-test.sh \
   tmac/tests/doc_synopsis-is-not-adjusted.sh \
   tmac/tests/e_chapter-titles-work.sh \