42 lines
1.3 KiB
Go
42 lines
1.3 KiB
Go
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package inject
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import (
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"os"
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"path/filepath"
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"testing"
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)
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func TestWriteTargetsBootAndRootMounts(t *testing.T) {
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dir := t.TempDir()
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boot := filepath.Join(dir, "boot")
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root := filepath.Join(dir, "root")
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inj := Injector{BootPath: boot, RootPath: root}
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files := []FileSpec{
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{Path: "boot.txt", Content: []byte("boot"), Mode: 0o644, RootFS: false},
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{Path: "root.txt", Content: []byte("root"), Mode: 0o600, RootFS: true},
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}
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if err := inj.Write(files); err != nil {
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t.Fatalf("Write: %v", err)
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}
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if got, err := os.ReadFile(filepath.Join(boot, "boot.txt")); err != nil || string(got) != "boot" {
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t.Fatalf("boot file = %q, err=%v", string(got), err)
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}
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if got, err := os.ReadFile(filepath.Join(root, "root.txt")); err != nil || string(got) != "root" {
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t.Fatalf("root file = %q, err=%v", string(got), err)
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}
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}
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func TestWriteReturnsFilesystemErrors(t *testing.T) {
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dir := t.TempDir()
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boot := filepath.Join(dir, "boot")
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rootFile := filepath.Join(dir, "root-file")
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if err := os.WriteFile(rootFile, []byte("not a dir"), 0o644); err != nil {
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t.Fatal(err)
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}
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inj := Injector{BootPath: boot, RootPath: rootFile}
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if err := inj.Write([]FileSpec{{Path: "root.txt", Content: []byte("root"), RootFS: true}}); err == nil {
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t.Fatal("expected write error for root path file")
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}
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}
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