1 files changed, 48 insertions, 0 deletions
diff --git a/swarm/chunk/tags_test.go b/swarm/chunk/tags_test.go
new file mode 100644
index 000000000..f818c4c5c
--- /dev/null
+++ b/swarm/chunk/tags_test.go
@@ -0,0 +1,48 @@
+// Copyright 2019 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library 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 Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package chunk
+
+import "testing"
+
+func TestAll(t *testing.T) {
+	ts := NewTags()
+
+	ts.New("1", 1)
+	ts.New("2", 1)
+
+	all := ts.All()
+
+	if len(all) != 2 {
+		t.Fatalf("expected length to be 2 got %d", len(all))
+	}
+
+	if n := all[0].Total(); n != 1 {
+		t.Fatalf("expected tag 0 total to be 1 got %d", n)
+	}
+
+	if n := all[1].Total(); n != 1 {
+		t.Fatalf("expected tag 1 total to be 1 got %d", n)
+	}
+
+	ts.New("3", 1)
+	all = ts.All()
+
+	if len(all) != 3 {
+		t.Fatalf("expected length to be 3 got %d", len(all))
+	}
+
+}