| 1 | package main |
| 2 | |
| 3 | import ( |
| 4 | "encoding/json" |
| 5 | "os" |
| 6 | "path/filepath" |
| 7 | "testing" |
| 8 | "time" |
| 9 | |
| 10 | "reasonix/internal/config" |
| 11 | ) |
| 12 | |
| 13 | func TestRemotePrefsFailedSaveDoesNotPublishCache(t *testing.T) { |
| 14 | root := t.TempDir() |
| 15 | blocked := filepath.Join(root, "not-a-directory") |
| 16 | if err := os.WriteFile(blocked, []byte("blocked"), 0o600); err != nil { |
| 17 | t.Fatal(err) |
| 18 | } |
| 19 | t.Setenv("REASONIX_STATE_HOME", blocked) |
| 20 | |
| 21 | if err := setRemoteSessionTitleOverride("box", "~/app", "session", "unsaved"); err == nil { |
| 22 | t.Fatal("setRemoteSessionTitleOverride unexpectedly succeeded") |
| 23 | } |
| 24 | if got := remoteSessionTitleOverride("box", "~/app", "session"); got != "" { |
| 25 | t.Fatalf("failed save published cached title %q", got) |
| 26 | } |
| 27 | } |
| 28 | |
| 29 | func TestRemotePrefsMutationPreservesExternalWrites(t *testing.T) { |
| 30 | root := t.TempDir() |
| 31 | t.Setenv("REASONIX_STATE_HOME", root) |
| 32 | if err := setRemoteSessionTitleOverride("box", "~/app", "session-a", "Local title"); err != nil { |
| 33 | t.Fatal(err) |
| 34 | } |
| 35 | // Exercise the ordinary read path before another desktop instance replaces |
| 36 | // the file with a newer snapshot. |
| 37 | if got := remoteSessionTitleOverride("box", "~/app", "session-a"); got != "Local title" { |
| 38 | t.Fatalf("warm title = %q", got) |
| 39 | } |
| 40 | |
| 41 | path := remotePrefsPath() |
| 42 | data, err := os.ReadFile(path) |
| 43 | if err != nil { |
| 44 | t.Fatal(err) |
| 45 | } |
| 46 | var external remotePrefs |
| 47 | if err := json.Unmarshal(data, &external); err != nil { |
| 48 | t.Fatal(err) |
| 49 | } |
| 50 | external.LastHostID = "external-host" |
| 51 | external.SessionTitles[remoteSessionPrefKey("box", "~/app", "session-b")] = "External title" |
| 52 | data, err = json.Marshal(external) |
| 53 | if err != nil { |
| 54 | t.Fatal(err) |
| 55 | } |
| 56 | unlock, err := config.LockConfigFileEdits(path) |
| 57 | if err != nil { |
| 58 | t.Fatal(err) |
| 59 | } |
| 60 | if err := os.WriteFile(path, data, 0o600); err != nil { |
| 61 | unlock() |
| 62 | t.Fatal(err) |
| 63 | } |
| 64 | result := make(chan error, 1) |
| 65 | go func() { |
| 66 | result <- setRemoteSessionPinned("box", "~/app", "session-a", true) |
| 67 | }() |
| 68 | select { |
| 69 | case err := <-result: |
| 70 | unlock() |
| 71 | t.Fatalf("remote prefs mutation bypassed the cross-process lock: %v", err) |
| 72 | case <-time.After(20 * time.Millisecond): |
| 73 | } |
| 74 | unlock() |
| 75 | if err := <-result; err != nil { |
| 76 | t.Fatal(err) |
| 77 | } |
| 78 | got := loadRemotePrefs() |
| 79 | if got.LastHostID != "external-host" || got.SessionTitles[remoteSessionPrefKey("box", "~/app", "session-b")] != "External title" { |
| 80 | t.Fatalf("mutation overwrote external fields: %+v", got) |
| 81 | } |
| 82 | } |
| 83 |