X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?a=blobdiff_plain;f=tests%2Flib;h=b80989d676946511fb3143b9a6f41d3ce8868de0;hb=e29e052f34677e876f86e317f20d784c765f5c5a;hp=1d2d06ade6fd4a6fa1857b2d4360822c92eb4139;hpb=c2d43f9859a861f8522c32bb42e9f74fd229b6bf;p=dgit.git

diff --git a/tests/lib b/tests/lib
index 1d2d06ad..b80989d6 100644
--- a/tests/lib
+++ b/tests/lib
@@ -32,23 +32,34 @@ incoming		= $tmp/incoming
 run_dinstall		= 0
 END
 
+fail () {
+	echo >&2 "failed: $*"
+	exit 1
+}
+
 t-worktree () {
 	rm -rf $p
 	tar xf $troot/worktrees/${p}_$1.tar
 }
 
+t-git () {
+	p=$1
+	v=$2
+	mkdir -p $tmp/git
+	(set -e; cd $tmp/git; tar xf $troot/git-srcs/${p}_$v.git.tar)
+}
+
 t-git-none () {
 	mkdir -p $tmp/git
 	(set -e; cd $tmp/git; tar xf $troot/git-template.tar)
 }
 
 t-has-ancestor () {
-	local ancestor=`git rev-parse $1`
 	local now=`git rev-parse HEAD`
+	local ancestor=`git rev-parse $1^{}`
 	local mbase=`git merge-base $ancestor $now`
 	if [ x$mbase != x$ancestor ]; then
-		echo "not ff $ancestor..$now, $mbase != $ancestor"
-		exit 1
+		fail "not ff $ancestor..$now, $mbase != $ancestor"
 	fi
 }	
 
@@ -84,6 +95,7 @@ t-diff-nogit () {
 t-cloned-fetched-good () {
 	t-diff-nogit ../extract/$p-${v%-*} .
 	t-clean-on-branch dgit/sid
+	t-refs-same-start
 	t-refs-same \
 		refs/heads/dgit/sid \
 		refs/remotes/dgit/dgit/sid
@@ -103,58 +115,102 @@ t-clean-on-branch () {
 
 t-git-get-ref () {
 	local ref=$1
-	git-show-ref -d $1 | perl -ne '
+	git show-ref -d $1 | perl -ne '
 		$x = $1 if m#^(\w+) \Q'$1'\E(?:\^\{\})?$#;
 		END { print "$x\n" if length $x; }
 	'
 }
 
-t-refs-same () {
-	local f=$1
-	t-git-get-ref $f >$tmp/t.ref1
-	t-refs-same-more "$@"
+t-ref-same () {
+	local name="$1"
+	local val=`t-git-get-ref $name`
+	t-ref-same-val "$name" $val
+}
+
+t-ref-head () {
+	local val=`git rev-parse HEAD`
+	t-ref-same-val HEAD $val
+}
+
+t-ref-same-val () {
+	local name="$1"
+	local val=$2
+	case "$t_ref_val" in
+	'')		;;
+	"$val")		;;
+	*)		fail "ref varies: $name: $val != $t_ref_val" ;;
+	esac
+	t_ref_val="$val"
 }
 
-t-refs-same-more () {
+t-refs-same-start () {
+	t_ref_val=''
+}
+
+t-refs-same () {
 	local g
 	for g in $*; do
-		t-git-get-ref $g >$tmp/t.refn
-		diff $tmp/t.ref1 $tmp/t.refn
+		t-ref-same $g
 	done
 }
 
 t-refs-notexist () {
+	local val
 	for g in $*; do
-		t-git-get-ref $g >$tmp/t.refx
-		diff /dev/null $tmp/t.refx
+		val=`t-git-get-ref $g >$tmp/t.refx`
+		if [ "x$val" != x ]; then
+			fail "ref $g unexpectedly exists ($val)"
+		fi
 	done
 }
 
+t-v-tag () {
+	echo refs/tags/debian/${v//\~/_}
+}
+
 t-pushed-good () {
+	local branch=$1
 	t-ref-dsc-dgit
-	t-refs-same-more \
-		refs/heads/master \
-		refs/tags/debian/$v \
+	t-refs-same \
+		refs/heads/$branch \
+		`t-v-tag` \
 		refs/remotes/dgit/dgit/sid
 	t-refs-notexist \
 		refs/heads/dgit/unstable \
 		refs/remotes/dgit/dgit/unstable
 	(set -e; cd $tmp/git/$p.git
-	 t-refs-same-more \
+	 t-refs-same \
 		refs/dgit/sid \
-		refs/tags/debian/$v
+		`t-v-tag`
 	 t-refs-notexist \
 		refs/dgit/unstable
 	)
+	git verify-tag `t-v-tag`
 }
 
-t-ref-dsc-dgit () {
+t-822-field () {
+	local file=$1
+	local field=$2
 	perl -e '
 		use Dpkg::Control::Hash;
 		my $h = new Dpkg::Control::Hash allow_pgp=>1;
-		$h->parse(\*STDIN,"dsc");
-		my $ref = $h->{"Dgit"},"\n";
-		die unless $ref =~ m/^\w+\b/;
-		print $ref,"\n";
-	' <$tmp/incoming/${p}_${v}.dsc >$tmp/t.ref1
+		$h->parse(\*STDIN,"'"$file"'");
+		my $val = $h->{"'$field'"},"\n";
+		die "'"$file $field"'" unless defined $val;
+		print $val,"\n";
+	' <$file
+}
+
+t-ref-dsc-dgit () {
+	local dsc=${p}_${v}.dsc
+	local val=`t-822-field $tmp/incoming/$dsc Dgit`
+	perl -e '$_=shift @ARGV; die "$dsc Dgit $_ ?" unless m/^\w+\b/;' "$val"
+	t-ref-same-val $dsc "$val"
+}
+
+t-apply-diff () {
+	local v1=$1
+	local v2=$2
+	(cd $troot/pkg-srcs; debdiff ${p}_${v1}.dsc ${p}_${v2}.dsc) \
+		| patch -p1 -u
 }