- using R version 4.6.1 Patched (2026-08-10 r90394)
- using platform: aarch64-apple-darwin23
- R was compiled by
Apple clang version 17.0.0 (clang-1700.3.19.1)
GNU Fortran (GCC) 14.2.0
- running under: macOS Sequoia 15.7.1
- using session charset: UTF-8
* current time: 2026-08-13 11:41:55 UTC
- checking for file ‘vartest/DESCRIPTION’ ... OK
- checking extension type ... Package
- this is package ‘vartest’ version ‘1.6’
- checking package namespace information ... OK
- checking package dependencies ... OK
- checking if this is a source package ... OK
- checking if there is a namespace ... OK
- checking for executable files ... OK
- checking for hidden files and directories ... OK
- checking for portable file names ... OK
- checking for sufficient/correct file permissions ... OK
- checking whether package ‘vartest’ can be installed ... [1s/3s] OK
See the install log for details.
- checking installed package size ... OK
- checking package directory ... OK
- checking DESCRIPTION meta-information ... OK
- checking top-level files ... OK
- checking for left-over files ... OK
- checking index information ... OK
- checking package subdirectories ... OK
- checking code files for non-ASCII characters ... OK
- checking R files for syntax errors ... OK
- checking whether the package can be loaded ... [0s/0s] OK
- checking whether the package can be loaded with stated dependencies ... [0s/0s] OK
- checking whether the package can be unloaded cleanly ... [0s/0s] OK
- checking whether the namespace can be loaded with stated dependencies ... [0s/0s] OK
- checking whether the namespace can be unloaded cleanly ... [0s/0s] OK
- checking loading without being on the library search path ... [0s/0s] OK
- checking dependencies in R code ... OK
- checking S3 generic/method consistency ... OK
- checking replacement functions ... OK
- checking foreign function calls ... OK
- checking R code for possible problems ... [1s/1s] OK
- checking Rd files ... [0s/0s] OK
- checking Rd metadata ... OK
- checking Rd cross-references ... OK
- checking for missing documentation entries ... OK
- checking for code/documentation mismatches ... OK
- checking Rd \usage sections ... OK
- checking Rd contents ... OK
- checking for unstated dependencies in examples ... OK
- checking examples ... [0s/0s] OK
- checking for unstated dependencies in ‘tests’ ... OK
- checking tests ... [19s/21s] ERROR
Running ‘testthat.R’ [19s/21s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
> library(testthat)
> library(vartest)
Attaching package: 'vartest'
The following objects are masked from 'package:stats':
ansari.test, mood.test
>
> test_check("vartest")
==========================================================================================
Test Method | Power | Type I Error | Adj. Power | Evaluation
------------------------------------------------------------------------------------------
Hartley (Mean) | 0.9840 | 0.0350 | 0.9896 | Suggested *
Hartley (Harmonic) | 0.9840 | 0.0350 | 0.9896 | Suggested *
Hartley (Max n) | 0.9840 | 0.0350 | 0.9896 | Suggested *
Hartley (Min Var) | 0.9840 | 0.0350 | 0.9896 | Suggested *
Bartlett | 0.9800 | 0.0340 | 0.9873 | -
Z Variance | 0.9790 | 0.0340 | 0.9866 | -
Fisher | 0.9940 | 0.0900 | 0.9864 | -
Modified Z Variance | 0.9860 | 0.0540 | 0.9846 | -
O'Brien (Trimmed Mean) | 0.9710 | 0.0440 | 0.9748 | -
Levene (Mean, Sq) | 0.9760 | 0.0550 | 0.9732 | -
Levene (Trim, Sq) | 0.9710 | 0.0470 | 0.9729 | -
O'Brien (Mean) | 0.9720 | 0.0510 | 0.9714 | -
O'Brien (Median) | 0.9650 | 0.0450 | 0.9687 | -
Levene (Med, Sq) | 0.9670 | 0.0490 | 0.9677 | -
Capon | 0.9630 | 0.0490 | 0.9638 | -
Klotz | 0.9610 | 0.0480 | 0.9626 | -
Levene (Med, Abs) | 0.9390 | 0.0460 | 0.9437 | -
Levene (Trim, Abs) | 0.9480 | 0.0570 | 0.9408 | -
Levene (Mean, Abs) | 0.9510 | 0.0630 | 0.9382 | -
Fligner-Killeen | 0.9300 | 0.0470 | 0.9339 | -
Mood | 0.9100 | 0.0570 | 0.8991 | -
Duran | 0.9060 | 0.0560 | 0.8963 | -
Cochran's C | 0.8320 | 0.0400 | 0.8572 | -
G | 0.8320 | 0.0400 | 0.8572 | -
Ansari-Bradley | 0.8150 | 0.0520 | 0.8099 | -
David-Barton | 0.8150 | 0.0520 | 0.8099 | -
Siegel-Tukey | 0.8150 | 0.0540 | 0.8048 | -
Talwar-Gentle | 0.8080 | 0.0520 | 0.8027 | -
==========================================================================================
* Suggested method yielding the highest adjusted power with the lowest Type I error.
Bartlett's Test
data: Sepal.Length and Species
X-squared = 16.006, df = 2, p-value = 0.0003345
Ansari Bradley Test
data: Sepal.Length and Species
X-squared = 9.5137, df = 2, p-value = 0.008593
Capon Test
data: Sepal.Length and Species
X-squared = 10.234, df = 2, p-value = 0.005993
David Barton Test
data: Sepal.Length and Species
X-squared = 9.5137, df = 2, p-value = 0.008593
Duran Test
data: Sepal.Length and Species
X-squared = 9.6837, df = 2, p-value = 0.007892
Fligner-Killeen Test
data: Sepal.Length and Species
X-squared = 11.618, df = 2, p-value = 0.003
Klotz Test
data: Sepal.Length and Species
X-squared = 11.304, df = 2, p-value = 0.00351
Mood Test
data: Sepal.Length and Species
X-squared = 9.4451, df = 2, p-value = 0.008893
Siegel Tukey Test
data: Sepal.Length and Species
X-squared = 8.4519, df = 2, p-value = 0.01461
Talwar and Gentle Test
data: Sepal.Length and Species
X-squared = 9.6413, df = 2, p-value = 0.008062
Saving _problems/testthat-vht-182.R
Saving _problems/testthat-vht-182.R
Cochran's C Test
data: Sepal.Length and Species
F = 0.50859, num df = 49, denom df = 98, p-value = 0.003456
Modified Z Variance Test
data: Sepal.Length and Species
F = 8.2779, num df = 2, denom df = Inf, p-value = 0.0002541
Fisher's Test
data: Sepal.Length and Species
F = 3.2543, num df.virginica = 49, denom df.setosa = 49, p-value =
6.366e-05
G Test
data: Sepal.Length and Species
F.virginica = 0.50859, num df = 49, denom df = 98, p-value = 0.003456
Hartley's Maximum F-Ratio Test
data: Sepal.Length and Species
F-max = 3.2543, df = 49, p-value = 0.0004241
Hartley's Maximum F-Ratio Test
data: Sepal.Length and Species
F-max = 3.2543, df = 49, p-value = 0.0004241
Hartley's Maximum F-Ratio Test
data: Sepal.Length and Species
F-max = 3.2543, df = 49, p-value = 0.0004241
Hartley's Maximum F-Ratio Test
data: Sepal.Length and Species
F-max = 3.2543, df = 49, p-value = 0.0004241
Levene's Test
data: Sepal.Length and Species
F = 7.3811, num df = 2, denom df = 147, p-value = 0.0008818
Levene's Test
data: Sepal.Length and Species
F = 6.3527, num df = 2, denom df = 147, p-value = 0.002259
Levene's Test
data: Sepal.Length and Species
F = 6.7289, num df = 2, denom df = 147, p-value = 0.001599
Levene's Test
data: Sepal.Length and Species
F = 6.5889, num df = 2, denom df = 147, p-value = 0.001818
Levene's Test
data: Sepal.Length and Species
F = 6.5612, num df = 2, denom df = 147, p-value = 0.001865
Levene's Test
data: Sepal.Length and Species
F = 6.5171, num df = 2, denom df = 147, p-value = 0.001942
O'Brien Test
data: Sepal.Length and Species
F = 6.4537, num df = 2, denom df = 147, p-value = 0.002058
O'Brien Test
data: Sepal.Length and Species
F = 6.4303, num df = 2, denom df = 147, p-value = 0.002103
O'Brien Test
data: Sepal.Length and Species
F = 6.385, num df = 2, denom df = 147, p-value = 0.002192
Z Variance Test
data: Sepal.Length and Species
F = 7.6225, num df = 2, denom df = Inf, p-value = 0.0004893
Bartlett's Test
data: Sepal.Length and Species
X-squared = 14.625, df = 2, p-value = 0.000667
Bartlett's Test
data: Sepal.Length and Species
X-squared = 16.006, df = 2, p-value = 0.0003345
Bartlett's Test
data: Sepal.Length and Species
X-squared = 16.006, df = 2, p-value = 0.0003345
[ FAIL 2 | WARN 1 | SKIP 0 | PASS 279 ]
══ Failed tests ════════════════════════════════════════════════════════════════
── Failure ('testthat-vht.R:182:3'): Talwar Gentle test works ──────────────────
Expected `unname(result$statistic)` to equal `unname(statistic)`.
Differences:
1/1 mismatches
[1] 9.64 - 9.64 == -0.000173
Backtrace:
▆
1. └─vartest (local) expect_matches_reference(result, validation$statistic, validation$p.value) at testthat-vht.R:182:3
2. └─testthat::expect_equal(...) at testthat-vht.R:32:3
── Failure ('testthat-vht.R:182:3'): Talwar Gentle test works ──────────────────
Expected `result$p.value` to equal `as.numeric(p.value)`.
Differences:
1/1 mismatches
[1] 0.00806 - 0.00806 == 6.98e-07
Backtrace:
▆
1. └─vartest (local) expect_matches_reference(result, validation$statistic, validation$p.value) at testthat-vht.R:182:3
2. └─testthat::expect_equal(result$p.value, as.numeric(p.value), tolerance = tolerance) at testthat-vht.R:33:3
[ FAIL 2 | WARN 1 | SKIP 0 | PASS 279 ]
Error:
! Test failures.
Execution halted
- checking PDF version of manual ... [3s/3s] OK
- DONE
Status: 1 ERROR