R Under development (unstable) (2025-12-02 r89085 ucrt) -- "Unsuffered Consequences"
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> # This file is part of the standard setup for testthat.
> # It is recommended that you do not modify it.
> #
> # Where should you do additional test configuration?
> # Learn more about the roles of various files in:
> # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
> # * https://testthat.r-lib.org/articles/special-files.html
> 
> library(testthat)
> library(PopPsiSeqR)
> 
> test_check("PopPsiSeqR")
Saving _problems/test-plot-26.R
Saving _problems/test-plot-27.R
[ FAIL 2 | WARN 3 | SKIP 0 | PASS 11 ]

══ Failed tests ════════════════════════════════════════════════════════════════
── Failure ('test-plot.R:26:5'): returns a plot ────────────────────────────────
Expected `mock.plot <- windowedFrequencyShift.plotter(mock_data)` not to throw any errors.
Actually got a <simpleError> with message:
  invalid class "GGbio" object: invalid object for slot "ggplot" in class "GGbio": got class "ggplot2::ggplot", should be or extend class "gg_OR_NULL"
── Error ('test-plot.R:27:5'): returns a plot ──────────────────────────────────
Error in `eval(code, test_env)`: object 'mock.plot' not found
Backtrace:
    ▆
 1. ├─testthat::expect_true(ggplot2::is.ggplot(mock.plot@ggplot)) at test-plot.R:27:5
 2. │ └─testthat::quasi_label(enquo(object), label)
 3. │   └─rlang::eval_bare(expr, quo_get_env(quo))
 4. └─ggplot2::is.ggplot(mock.plot@ggplot)
 5.   └─ggplot2::is_ggplot(x)
 6.     └─S7::S7_inherits(x, class_ggplot)

[ FAIL 2 | WARN 3 | SKIP 0 | PASS 11 ]
Error:
! Test failures.
Execution halted