tests: add tests for abuild-gzsplit

ref #9999

tests/abuild-gzsplit.bats

@@ -0,0 +1,27 @@
+setup() {
+	startdir=$PWD
+	export ABUILD_GZSPLIT="$PWD/.."/abuild-gzsplit
+	outdir="$PWD/tmp"
+	mkdir -p $outdir
+	datadir="$PWD/testdata"
+	cd "$outdir"
+}
+
+teardown() {
+	rm -f "$outdir"/control.tar.gz \
+		"$outdir"/data.tar.gz \
+		"$outdir"/signatures.tar.gz
+	rmdir "$outdir"
+	cd "$startdir"
+}
+
+@test "abuild-gzsplit with 3.11 package" {
+
+	run $ABUILD_GZSPLIT < "$datadir"/alpine-base-3.11.6-r0.apk
+	[ "$status" -eq 0 ]
+}
+
+@test "abuild-gzsplit with 3.12 package" {
+	run $ABUILD_GZSPLIT < "$datadir"/alpine-base-3.12.0-r0.apk
+	[ "$status" -eq 0 ]
+}