R Under development (unstable) (2024-01-31 r85845 ucrt) -- "Unsuffered Consequences"
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> 
> 
> library(reclin2)
Loading required package: data.table
> source("helpers.R")
> 
> 
> # ===============================================
> # Regression test for issue #23
> # Extreme example where earlier version ended up with m-probabilities equal to 0; 
> # which resulted in divide by 0 -> NaN -> error. 
> # This has been fixed. The m-probabilties are now truncated and a warning is issued
> # as this results in a wrong solution. 
> 
> ex1 <- data.frame(
+     a = "aaaaa",
+     b = "zzzzz"
+   )
> 
> ex2 <- data.frame(
+     a = "bbbbb",
+     b = "zzzzz"
+   )
> 
> pairs <- pair(ex1, ex2)
> pairs <- compare_pairs(pairs, on = c("a", "b"), default_comparator = cmp_jarowinkler())
> expect_warning(
+ m <- problink_em(~ a + b, data = pairs)
+ )
> 
> proc.time()
   user  system elapsed 
   0.45    0.06    0.48