R Under development (unstable) (2025-01-22 r87618 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(BKT)
> 
> test_check("BKT")
[ FAIL 1 | WARN 0 | SKIP 1 | PASS 6 ]

══ Skipped tests (1) ═══════════════════════════════════════════════════════════
• empty test (1): 'test-usage_1.R:2:1'

══ Failed tests ════════════════════════════════════════════════════════════════
── Error ('test-usage_2.R:6:5'): test-usage_2 ──────────────────────────────────
Error in `matrix(1, nrow = 2, ncol = T)`: invalid 'ncol' value (too large or NA)
Backtrace:
    ▆
 1. └─BKT::fit(model, data_path = "ct.csv", skills = ".*Plot.*") at test-usage_2.R:6:5
 2.   └─BKT:::partial_fit(...)
 3.     └─BKT:::._fit(...)
 4.       └─BKT:::EM_fit(fitmodel, data, parallel = object@parallel, fixed = optional_args$fixed)
 5.         └─BKT:::run(...)
 6.           └─BKT (local) get_x(parallel, thread_counts, num_threads, inner)
 7.             └─base::lapply(thread_counts, inner)
 8.               └─BKT (local) FUN(X[[i]], ...)
 9.                 └─base::matrix(1, nrow = 2, ncol = T)

[ FAIL 1 | WARN 0 | SKIP 1 | PASS 6 ]
Error: Test failures
Execution halted