R Under development (unstable) (2024-05-22 r86590 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> source("helper/helper.R")
> 
> if (exists("warningCondition", envir = baseenv())) {
+   f = get("warningCondition", envir = baseenv())
+   expect_same = makeCompareFun(f, backports:::warningCondition)
+ 
+   expect_same("warning from backports test")
+   expect_same("warning from backports test", class = "test_warning")
+ }
> 
> if (exists("errorCondition", envir = baseenv())) {
+   f = get("errorCondition", envir = baseenv())
+   expect_same = makeCompareFun(f, backports:::errorCondition)
+ 
+   expect_same("error from backports test")
+   expect_same("error from backports test", class = "test_error")
+ }
> 
> proc.time()
   user  system elapsed 
   0.23    0.09    0.26