diff --git a/tools/compliance/policy/shipped_test.go b/tools/compliance/policy/shipped_test.go
new file mode 100644
index 0000000..53a8469
--- /dev/null
+++ b/tools/compliance/policy/shipped_test.go
@@ -0,0 +1,130 @@
+// Copyright 2021 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//      http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package compliance
+
+import (
+	"bytes"
+	"sort"
+	"testing"
+)
+
+func TestShippedNodes(t *testing.T) {
+	tests := []struct {
+		name          string
+		roots         []string
+		edges         []annotated
+		expectedNodes []string
+	}{
+		{
+			name:      "singleton",
+			roots:     []string{"apacheLib.meta_lic"},
+			edges: []annotated{},
+			expectedNodes: []string{"apacheLib.meta_lic"},
+		},
+		{
+			name:      "simplebinary",
+			roots:     []string{"apacheBin.meta_lic"},
+			edges: []annotated{
+				{"apacheBin.meta_lic", "apacheLib.meta_lic", []string{"static"}},
+			},
+			expectedNodes: []string{"apacheBin.meta_lic", "apacheLib.meta_lic"},
+		},
+		{
+			name:      "simpledynamic",
+			roots:     []string{"apacheBin.meta_lic"},
+			edges: []annotated{
+				{"apacheBin.meta_lic", "lgplLib.meta_lic", []string{"dynamic"}},
+			},
+			expectedNodes: []string{"apacheBin.meta_lic"},
+		},
+		{
+			name:      "container",
+			roots:     []string{"apacheContainer.meta_lic"},
+			edges: []annotated{
+				{"apacheContainer.meta_lic", "apacheLib.meta_lic", []string{"static"}},
+				{"apacheContainer.meta_lic", "gplLib.meta_lic", []string{"static"}},
+			},
+			expectedNodes: []string{
+				"apacheContainer.meta_lic",
+				"apacheLib.meta_lic",
+				"gplLib.meta_lic",
+			},
+		},
+		{
+			name:      "binary",
+			roots:     []string{"apacheBin.meta_lic"},
+			edges: []annotated{
+				{"apacheBin.meta_lic", "apacheLib.meta_lic", []string{"static"}},
+				{"apacheBin.meta_lic", "gplLib.meta_lic", []string{"static"}},
+			},
+			expectedNodes: []string{
+				"apacheBin.meta_lic",
+				"apacheLib.meta_lic",
+				"gplLib.meta_lic",
+			},
+		},
+		{
+			name:      "binarydynamic",
+			roots:     []string{"apacheBin.meta_lic"},
+			edges: []annotated{
+				{"apacheBin.meta_lic", "apacheLib.meta_lic", []string{"static"}},
+				{"apacheBin.meta_lic", "gplLib.meta_lic", []string{"dynamic"}},
+			},
+			expectedNodes: []string{
+				"apacheBin.meta_lic",
+				"apacheLib.meta_lic",
+			},
+		},
+		{
+			name:      "containerdeep",
+			roots:     []string{"apacheContainer.meta_lic"},
+			edges: []annotated{
+				{"apacheContainer.meta_lic", "apacheBin.meta_lic", []string{"static"}},
+				{"apacheBin.meta_lic", "apacheLib.meta_lic", []string{"static"}},
+				{"apacheLib.meta_lic", "gplLib.meta_lic", []string{"dynamic"}},
+			},
+			expectedNodes: []string{
+				"apacheContainer.meta_lic",
+				"apacheBin.meta_lic",
+				"apacheLib.meta_lic",
+			},
+		},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			stderr := &bytes.Buffer{}
+			lg, err := toGraph(stderr, tt.roots, tt.edges)
+			if err != nil {
+				t.Errorf("unexpected test data error: got %w, want no error", err)
+				return
+			}
+			expectedNodes := append([]string{}, tt.expectedNodes...)
+			actualNodes := ShippedNodes(lg).Names()
+			sort.Strings(expectedNodes)
+			sort.Strings(actualNodes)
+                        if len(expectedNodes) != len(actualNodes) {
+				t.Errorf("unexpected number of shipped nodes: got %v with %d nodes, want %v with %d nodes",
+					actualNodes, len(actualNodes), expectedNodes, len(expectedNodes))
+				return
+			}
+			for i := 0; i < len(actualNodes); i++ {
+				if expectedNodes[i] != actualNodes[i] {
+					t.Errorf("unexpected node at index %d: got %q in %v, want %q in %v",
+						i, actualNodes[i], actualNodes, expectedNodes[i], expectedNodes)
+				}
+			}
+		})
+	}
+}