59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package mounts
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import (
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"os"
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"path/filepath"
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"reflect"
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"testing"
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)
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func TestParseProc(t *testing.T) {
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// Real /proc/mounts shape, including a pseudo fs and an octal-escaped space.
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data := `proc /proc proc rw,nosuid,nodev,noexec 0 0
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/dev/sda1 / ext4 rw,relatime 0 0
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/dev/sdb1 /mnt/my\040disk ext4 rw 0 0
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`
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got := parseProc(data)
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want := []Mount{
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{Device: "proc", Mountpoint: "/proc", FSType: "proc", Options: "rw,nosuid,nodev,noexec"},
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{Device: "/dev/sda1", Mountpoint: "/", FSType: "ext4", Options: "rw,relatime"},
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{Device: "/dev/sdb1", Mountpoint: "/mnt/my disk", FSType: "ext4", Options: "rw"},
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}
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if !reflect.DeepEqual(got, want) {
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t.Errorf("parseProc:\n got %+v\nwant %+v", got, want)
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}
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}
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func TestUnescape(t *testing.T) {
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cases := map[string]string{
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`/mnt/my\040disk`: "/mnt/my disk",
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`/no/escapes`: "/no/escapes",
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`tab\011here`: "tab\there",
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`back\134slash`: `back\slash`,
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}
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for in, want := range cases {
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if got := Unescape(in); got != want {
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t.Errorf("Unescape(%q) = %q, want %q", in, got, want)
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}
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}
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}
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func TestProc(t *testing.T) {
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dir := t.TempDir()
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f := filepath.Join(dir, "mounts")
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if err := os.WriteFile(f, []byte("/dev/sda1 / ext4 rw 0 0\n"), 0644); err != nil {
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t.Fatal(err)
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}
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old := procMounts
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procMounts = f
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defer func() { procMounts = old }()
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got, err := Proc()
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if err != nil {
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t.Fatal(err)
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}
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if len(got) != 1 || got[0].Mountpoint != "/" {
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t.Errorf("Proc() = %+v", got)
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}
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}
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