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// 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"
"strings"
"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 %s, want no error", err)
return
}
t.Logf("graph:")
for _, edge := range lg.Edges() {
t.Logf(" %s", edge.String())
}
expectedNodes := append([]string{}, tt.expectedNodes...)
nodeset := ShippedNodes(lg)
t.Logf("shipped node set: %s", nodeset.String())
actualNodes := nodeset.Names()
t.Logf("shipped nodes: [%s]", strings.Join(actualNodes, ", "))
sort.Strings(expectedNodes)
sort.Strings(actualNodes)
t.Logf("sorted nodes: [%s]", strings.Join(actualNodes, ", "))
t.Logf("expected nodes: [%s]", strings.Join(expectedNodes, ", "))
if len(expectedNodes) != len(actualNodes) {
t.Errorf("unexpected number of shipped nodes: %d nodes, want %d nodes",
len(actualNodes), len(expectedNodes))
return
}
for i := 0; i < len(actualNodes); i++ {
if expectedNodes[i] != actualNodes[i] {
t.Errorf("unexpected node at index %d: got %q, want %q",
i, actualNodes[i], expectedNodes[i])
}
}
})
}
}
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