test(api): add coverage for NumPackages list handlers and error paths

api/package_count_test_helpers_test.go

@@ -0,0 +1,19 @@
+package api
+
+import (
+	"github.com/aptly-dev/aptly/deb"
+	. "gopkg.in/check.v1"
+)
+
+func makePackageRefList(c *C) *deb.PackageRefList {
+	list := deb.NewPackageList()
+	c.Assert(list.Add(&deb.Package{Name: "libcount", Version: "1.0", Architecture: "amd64"}), IsNil)
+	c.Assert(list.Add(&deb.Package{Name: "appcount", Version: "2.0", Architecture: "all"}), IsNil)
+	return deb.NewPackageRefListFromPackageList(list)
+}
+
+func putRawDBValue(c *C, s *APISuite, key []byte, value []byte) {
+	db, err := s.context.Database()
+	c.Assert(err, IsNil)
+	c.Assert(db.Put(key, value), IsNil)
+}