R Under development (unstable) (2024-05-17 r86565 ucrt) -- "Unsuffered Consequences"
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> source(file.path("_helper", "init.R"))
> nav <- file.path("_helper", "unitizers", "nav.R")
> 
> # Simple navigation tests that don't require complex unitizers
> 
> # - "Re-run bookmark" -----=----------------------------------------------------
> 
> # Relates to #278.  Tests both Review and Browse
> 
> unitizer:::read_line_set_vals(
+   c("R", "Y", "B", "7", "R", "Y", "B", "9", "R", "Y", "Q")
+ )
> unitize(nav, interactive.mode=TRUE)

+------------------------------------------------------------------------------+
| unitizer for: _helper/unitizers/nav.R                                        |
+------------------------------------------------------------------------------+

    Pass Fail  New
 A     -    -    2
 B     -    -    2
..................
       -    -    4

= A ============================================================================

- New --------------------------------------------------------------------------

| The 2 tests in this section are new. Add tests to store ([Y]es, [N]o, [P]rev, 
| [B]rowse, [R]erun, [Q]uit, [H]elp)?

> a <- 42
> a + 1
[1] 43

unitizer> R

| Toggling re-run mode ON for this unitizer

= Finalize Unitizer ============================================================

| You have 4 unreviewed tests; press `B` to browse tests, `U` to go to first 
| unreviewed test.

| You made no changes to the unitizer so there is no need to update it.  While 
| unnecessary, you can force an update by typing O at the prompt.

| Re-run unitizer ([Y]es, [P]rev, [B]rowse, [U]nreviewed, [R]erun, f[O]rce)?

unitizer> Y

| unitizer unchanged.

+------------------------------------------------------------------------------+
| unitizer for: _helper/unitizers/nav.R                                        |
+------------------------------------------------------------------------------+

    Pass Fail  New
 A     -    -    2
 B     -    -    2
..................
       -    -    4

= A ============================================================================

- New --------------------------------------------------------------------------

| The 2 tests in this section are new. Add tests to store ([Y]es, [N]o, [P]rev, 
| [B]rowse, [R]erun, [Q]uit, [H]elp)?

| Jumping to test #3 because that was the test under review when test re-run was
| requested.

> a <- 42
> a + 1
[1] 43

unitizer> B

= <untitled> ==============
  *1. z <- 24   .  .    -:-
= A =======================
  *2. a <- 42   .  .    -:-
   3. a + 1  .  .  .  New:-
   4. a + 2  .  .  .  New:-
= B =======================
  *5. b <- 25   .  .    -:-
  *6. bb <- 26  .  .    -:-
   7. b + 1  .  .  .  New:-
  *8. bbb <- 27 .  .    -:-
   9. b + 2  .  .  .  New:-

| What test do you wish to review (input a test number, [U]nreviewed)?

unitizer> 7
= B ============================================================================

- New --------------------------------------------------------------------------

| The 2 tests in this section are new. Add tests to store ([Y]es, [N]o, [P]rev, 
| [B]rowse, [R]erun, [Q]uit, [H]elp)?

> b <- 25
> bb <- 26
> b + 1
[1] 26

unitizer> R

| Toggling re-run mode ON for this unitizer

= Finalize Unitizer ============================================================

| You have 4 unreviewed tests; press `B` to browse tests, `U` to go to first 
| unreviewed test.

| You made no changes to the unitizer so there is no need to update it.  While 
| unnecessary, you can force an update by typing O at the prompt.

| Re-run unitizer ([Y]es, [P]rev, [B]rowse, [U]nreviewed, [R]erun, f[O]rce)?

unitizer> Y

| unitizer unchanged.

+------------------------------------------------------------------------------+
| unitizer for: _helper/unitizers/nav.R                                        |
+------------------------------------------------------------------------------+

    Pass Fail  New
 A     -    -    2
 B     -    -    2
..................
       -    -    4

= B ============================================================================

- New --------------------------------------------------------------------------

| The 2 tests in this section are new. Add tests to store ([Y]es, [N]o, [P]rev, 
| [B]rowse, [R]erun, [Q]uit, [H]elp)?

| Jumping to test #7 because that was the test under review when test re-run was
| requested.

> b <- 25
> bb <- 26
> b + 1
[1] 26

unitizer> B

= <untitled> ==============
  *1. z <- 24   .  .    -:-
= A =======================
  *2. a <- 42   .  .    -:-
   3. a + 1  .  .  .  New:-
   4. a + 2  .  .  .  New:-
= B =======================
  *5. b <- 25   .  .    -:-
  *6. bb <- 26  .  .    -:-
   7. b + 1  .  .  .  New:-
  *8. bbb <- 27 .  .    -:-
   9. b + 2  .  .  .  New:-

| What test do you wish to review (input a test number, [U]nreviewed)?

unitizer> 9
= B ============================================================================

- New --------------------------------------------------------------------------

| The 2 tests in this section are new. Add tests to store ([Y]es, [N]o, [P]rev, 
| [B]rowse, [R]erun, [Q]uit, [H]elp)?

> bbb <- 27
> b + 2
[1] 27

unitizer> R

| Toggling re-run mode ON for this unitizer

= Finalize Unitizer ============================================================

| You have 4 unreviewed tests; press `B` to browse tests, `U` to go to first 
| unreviewed test.

| You made no changes to the unitizer so there is no need to update it.  While 
| unnecessary, you can force an update by typing O at the prompt.

| Re-run unitizer ([Y]es, [P]rev, [B]rowse, [U]nreviewed, [R]erun, f[O]rce)?

unitizer> Y

| unitizer unchanged.

+------------------------------------------------------------------------------+
| unitizer for: _helper/unitizers/nav.R                                        |
+------------------------------------------------------------------------------+

    Pass Fail  New
 A     -    -    2
 B     -    -    2
..................
       -    -    4

= B ============================================================================

- New --------------------------------------------------------------------------

| The 2 tests in this section are new. Add tests to store ([Y]es, [N]o, [P]rev, 
| [B]rowse, [R]erun, [Q]uit, [H]elp)?

| Jumping to test #9 because that was the test under review when test re-run was
| requested.

> bbb <- 27
> b + 2
[1] 27

unitizer> Q

| No changes recorded.
| unitizer unchanged.

> 
> 
> proc.time()
   user  system elapsed 
   1.45    0.09    2.50