test suite: sbuild-gitish: Find sbuild rune in the manpage

This avoids duplicating this rune (so the manpage can't get out of
date).

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

1 files changed, 18 insertions, 4 deletions

diff --git a/tests/tests/sbuild-gitish b/tests/tests/sbuild-gitish
index c20bc93..c0ca927 100755
--- a/tests/tests/sbuild-gitish
+++ b/tests/tests/sbuild-gitish
@@ -2,19 +2,33 @@
 set -e
 . tests/lib
 
-t-dependencies sbuild
+t-dependencies sbuild man-db
 t-restrict x-dgit-schroot-build
 
 t-tstunt-parsechangelog
 
 t-prep-newpackage example 1.1
 
+buildrune=$(
+	(export LC_ALL=C.UTF-8
+	 if [ "$DGIT_TEST_INTREE" ]; then
+		make -C $DGIT_TEST_INTREE dgit-user.7.view
+	 else
+		man 7 dgit-user
+	 fi) | \
+	perl -ne '
+		next unless m/^ +Using sbuild$/ .. 0;
+		next unless m/^ +\%/ .. 0;
+		next if !m/\S/ .. 0;
+		s/^ +\%//;
+		print or die $!;
+	'
+)
+
 cd $p
 
 build () {
-	git clean -xdf
-	sbuild -c build -A --no-clean-source \
-		--dpkg-source-opts='-Zgzip -z1 --format=1.0 -sn'
+	eval "$buildrune"
 }
 
 git checkout quilt-tip-1.1~0