assert/check/test/PositiveSkew

Validation checks to test if Distribution is positive skew.

testPositiveSkew(
  object,
  errormsg = paste(object$short_name, "is not positive skew")
)

checkPositiveSkew(
  object,
  errormsg = paste(object$short_name, "is not positive skew")
)

assertPositiveSkew(
  object,
  errormsg = paste(object$short_name, "is not positive skew")
)

Arguments

object

Distribution

errormsg

custom error message to return if assert/check fails

Value

If check passes then assert returns invisibly and test/check

return TRUE. If check fails, assert stops code with error, check returns an error message as string, test returns FALSE.

Examples

testPositiveSkew(Binomial$new())
#> [1] FALSE