dive-zfs/filetree_test.go
2018-05-24 20:49:59 -04:00

141 lines
3.1 KiB
Go

package main
import "testing"
func TestAddPath(t *testing.T) {
tree := NewTree()
tree.AddPath("/etc/nginx/nginx.conf", 1)
tree.AddPath("/etc/nginx/public", 2)
tree.AddPath("/var/run/systemd", 3)
tree.AddPath("/var/run/bashful", 4)
tree.AddPath("/tmp", 5)
tree.AddPath("/tmp/nonsense", 6)
expected := `.
├── etc
│ └── nginx
│ ├── nginx.conf
│ └── public
├── tmp
│ └── nonsense
└── var
└── run
├── bashful
└── systemd
`
actual := tree.String()
if expected != actual {
t.Errorf("Expected tree string:\n--->%s<---\nGot:\n--->%s<---", expected, actual)
}
}
func TestRemovePath(t *testing.T) {
tree := NewTree()
tree.AddPath("/etc/nginx/nginx.conf", 1)
tree.AddPath("/etc/nginx/public", 2)
tree.AddPath("/var/run/systemd", 3)
tree.AddPath("/var/run/bashful", 4)
tree.AddPath("/tmp", 5)
tree.AddPath("/tmp/nonsense", 6)
tree.RemovePath("/var/run/bashful")
tree.RemovePath("/tmp")
expected := `.
├── etc
│ └── nginx
│ ├── nginx.conf
│ └── public
└── var
└── run
└── systemd
`
actual := tree.String()
if expected != actual {
t.Errorf("Expected tree string:\n--->%s<---\nGot:\n--->%s<---", expected, actual)
}
}
func TestPath(t *testing.T) {
expected := "/etc/nginx/nginx.conf"
tree := NewTree()
node, _ := tree.AddPath(expected, nil)
actual := node.Path()
if expected != actual {
t.Errorf("Expected path '%s' got '%s'", expected, actual)
}
}
func TestIsWhiteout(t *testing.T) {
tree1 := NewTree()
p1, _ := tree1.AddPath("/etc/nginx/public1", 2)
p2, _ := tree1.AddPath("/etc/nginx/.wh.public2", 2)
if p1.IsWhiteout() != false {
t.Errorf("Expected path '%s' to **not** be a whiteout file", p1.name)
}
if p2.IsWhiteout() != true {
t.Errorf("Expected path '%s' to be a whiteout file", p2.name)
}
}
func TestStack(t *testing.T) {
payloadKey := "/var/run/systemd"
payloadValue := 1263487
tree1 := NewTree()
tree1.AddPath("/etc/nginx/public", 2)
tree1.AddPath(payloadKey, 3)
tree1.AddPath("/var/run/bashful", 4)
tree1.AddPath("/tmp", 5)
tree1.AddPath("/tmp/nonsense", 6)
tree2 := NewTree()
// add new files
tree2.AddPath("/etc/nginx/nginx.conf", 1)
// modify current files
tree2.AddPath(payloadKey, payloadValue)
// whiteout the following files
tree2.AddPath("/var/run/.wh.bashful", nil)
tree2.AddPath("/.wh.tmp", nil)
err := tree1.Stack(tree2)
if err != nil {
t.Errorf("Could not stack trees: %v", err)
}
expected := `.
├── etc
│ └── nginx
│ ├── nginx.conf
│ └── public
└── var
└── run
└── systemd
`
node, err := tree1.GetNode(payloadKey)
if err != nil {
t.Errorf("Expected '%s' to still exist, but it doesn't", payloadKey)
}
if node.data != payloadValue {
t.Errorf("Expected '%s' value to be %d but got %d", payloadKey, payloadValue, node.data.(int))
}
actual := tree1.String()
if expected != actual {
t.Errorf("Expected tree string:\n--->%s<---\nGot:\n--->%s<---", expected, actual)
}
}