#context("anylength")
assert("vector has correct length", {
a <- c(1,2,3)
all.equal(anylength(a), 3)
})
assert("matrix has correct length", {
m <- matrix(1:10, ncol=2)
all.equal(anylength(m), 5)
})
assert("data.frame has correct length", {
df <- data.frame(x1=1:10, x2=1:10)
all.equal(anylength(df), 10)
})
#context("anynames")
assert("named matrix has correct names", {
m <- matrix(c(1,2,3,4,5,6), ncol=2)
anynames(m) <- c('d','e')
all.equal(anynames(m), c('d', 'e'))
})
assert("named vector has correct names", {
v <- c(a=1,b=2,c=3,d=4,e=5)
all.equal(anynames(v), c('a', 'b', 'c', 'd', 'e'))
})
assert("a named list has correct names", {
l <- list(a=1,b=2,c=3,d=4,e=5)
all.equal(anynames(l), c('a', 'b', 'c', 'd', 'e'))
})
assert("a named data.frame has correct names", {
df <- data.frame(a=1:10, b=1:10,c=1:10,d=1:10,e=1:10)
all.equal(anynames(df), c('a', 'b', 'c', 'd', 'e'))
})
#context("anytypes")
assert("A named data.frame has the correct types", {
a <- data.frame(a=c(1,2,3), b=c("larry","mo","curly"), c=c(TRUE,FALSE,TRUE))
ts <- anytypes(a)
all.equal(names(ts), c("a","b","c"))
names(ts) <- NULL
all.equal(ts, c('numeric','factor','logical'))
})
assert("An unnamed data.frame has the correct types", {
a <- data.frame(c(1,2,3), c("larry","mo","curly"), c(TRUE,FALSE,TRUE))
ts <- anytypes(a)
# The data.frame will fill this in
! is.null(names(ts))
names(ts) <- NULL
all.equal(ts, c('numeric','factor','logical'))
})
#context("is.bad")
assert("A list is handled correctly", {
a <- list(a=1:3, b=NULL, c=NA, d='foo')
e <- list(a=rep(FALSE,3), b=TRUE, c=TRUE, d=FALSE)
all.equal(is.bad(a), e)
})
assert("A vector with NAs is handled correctly", {
a <- c(1,NA,3)
all.equal(is.bad(a), c(FALSE,TRUE,FALSE))
})
assert("A data.frame with NAs is handled correctly", {
a <- data.frame(a=1:3, b=NA)
e <- matrix(c(rep(FALSE,3), rep(TRUE,3)), ncol=2)
colnames(e) <- c('a','b')
all.equal(is.bad(a), e)
})
assert("A data.frame that is empty is handled correctly", {
a <- data.frame(a=NULL, b=NULL)
is.bad(a)
})
assert("A matrix with NAs is handled correctly", {
a <- matrix(c(1:3, NA), ncol=2)
e <- matrix(c(rep(FALSE,3), TRUE), ncol=2)
all.equal(is.bad(a), e)
})
#context("is.empty")
assert("A non-empty vector resolves to FALSE", {
a <- c(1,2,3)
!is.empty(a)
})
assert("An empty vector resolves to TRUE", {
a <- c()
is.empty(a)
})
assert("A non-empty list resolves to FALSE", {
a <- list(a=1,2,3)
!is.empty(a)
})
assert("An empty list resolves to TRUE", {
a <- list()
is.empty(a)
})
assert("A non-empty data.frame resolves to FALSE", {
a <- data.frame(a=1:3,b=2,c=3)
!is.empty(a)
})
assert("An empty data.frame resolves to TRUE", {
a <- data.frame(a=NULL, b=NULL)
is.empty(a)
})
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