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> library(testthat)
> library(funcharts)
Loading required package: robustbase
> 
> test_check("funcharts")
[ FAIL 1 | WARN 0 | SKIP 1 | PASS 115 ]

══ Skipped tests (1) ═══════════════════════════════════════════════════════════
• On CRAN (1): 'test_FRTM.R:1:1'

══ Failed tests ════════════════════════════════════════════════════════════════
── Error ('test_AMFCC.R:59:3'): plotting AMFCC objects works ───────────────────
Error in `plot.AMFCC_PhaseI(x, ...)`: 'missing(variables)' did not find an argument
Backtrace:
    ▆
 1. ├─base::plot(mod_phaseII_AMFCC) at test_AMFCC.R:59:3
 2. └─funcharts:::plot.AMFCC_PhaseII(mod_phaseII_AMFCC)
 3.   └─funcharts:::plot.AMFCC_PhaseI(x, ...)

[ FAIL 1 | WARN 0 | SKIP 1 | PASS 115 ]
Error: Test failures
Execution halted