98 lines
2.1 KiB
Go
98 lines
2.1 KiB
Go
package rootfs
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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)
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func TestTree(t *testing.T) {
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tests := []struct {
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name string
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paths []string
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matchTrue []string
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matchFalse []string
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}{
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{
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name: "empty sequence matches nothing",
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paths: []string{},
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matchFalse: []string{"a", "b"},
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},
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{
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name: "directory",
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paths: []string{"a/b"},
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matchTrue: []string{"a/b/"},
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},
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{
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name: "a few sequences",
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paths: []string{"a", "b", "c/b/a"},
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matchTrue: []string{"a", "a/b/c", "c/b/a", "c/b/a/d"},
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matchFalse: []string{"c/d", "c", "c/b"},
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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tree := newTree(tt.paths...)
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for _, path := range tt.matchTrue {
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t.Run(path, func(t *testing.T) {
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assert.True(t, tree.HasPrefix(path),
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"expected %s to be a prefix of %s", path, tree)
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})
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}
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for _, path := range tt.matchFalse {
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t.Run(path, func(t *testing.T) {
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assert.False(t, tree.HasPrefix(path),
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"expected %s to not be a prefix of %s", path, tree)
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})
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}
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})
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}
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}
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func TestTreeMerge(t *testing.T) {
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tree1 := newTree("bin/ar", "var/cache/apt")
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tree2 := newTree("bin/ar", "bin/busybox", "usr/share/doc")
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tree1.Merge(tree2)
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assert.Equal(t, "./bin/ar:./bin/busybox:./usr/share/doc:./var/cache/apt", tree1.String())
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assert.Equal(t, "./bin/ar:./bin/busybox:./usr/share/doc", tree2.String())
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}
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func TestString(t *testing.T) {
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tests := []struct {
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name string
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paths []string
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wantStr string
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}{
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{
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name: "empty",
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paths: []string{},
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wantStr: "<empty>",
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},
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{
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name: "simple path",
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paths: []string{"a/b/c"},
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wantStr: "./a/b/c",
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},
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{
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name: "duplicate paths",
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paths: []string{"a/a", "a//a"},
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wantStr: "./a/a",
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},
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{
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name: "a few sequences",
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paths: []string{"bin/ar", "bin/busybox", "var/cache/apt/archives"},
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wantStr: "./bin/ar:./bin/busybox:./var/cache/apt/archives",
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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tree := newTree(tt.paths...)
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assert.Equal(t, tt.wantStr, tree.String())
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})
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}
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}
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