Aliases: qassert qtest qexpect
Keywords:
### ** Examples # logical of length 1 qtest(NA, "b1")
[1] TRUE
# logical of length 1, NA not allowed qtest(NA, "B1")
[1] FALSE
# logical of length 0 or 1, NA not allowed qtest(TRUE, "B?")
[1] TRUE
# numeric with length > 0 qtest(runif(10), "n+")
[1] TRUE
# integer with length > 0, NAs not allowed, all integers >= 0 and < Inf qtest(1:3, "I+[0,)")
[1] TRUE
# either an emtpy list or a character vector with <=5 elements qtest(1, c("l0", "s<=5"))
[1] FALSE
# data frame with at least one column and no missing value in any column qtest(iris, "D+")
[1] TRUE