checkScalar(x, na.ok = FALSE)assertScalar(x, na.ok = FALSE, add = NULL, .var.name)
assert_scalar(x, na.ok = FALSE, add = NULL, .var.name)
testScalar(x, na.ok = FALSE)
test_scalar(x, na.ok = FALSE)
expect_scalar(x, na.ok = FALSE, info = NULL, label = NULL)
logical(1)
]
Are missing values allowed? Default is FALSE
.AssertCollection
]
Collection to store assertions. See AssertCollection
.x
. Defaults to a heuristic to determine
the name using deparse
and substitute
.expect_that
..var.name
, but passed down to expect_that
.TRUE
. If the check
is not successful, assertScalar
/assert_scalar
throws an error message, testScalar
/test_scalar
returns FALSE
,
and checkScalar
returns a string with the error message.
The function expect_scalar
always returns an
expectation
.NA
, NA_integer_
, NA_real_
, NA_complex_
NA_character_
and NaN
.checkCount
,
checkFlag
, checkInt
,
checkNumber
, checkScalarNA
,
checkString
testScalar(1)
testScalar(1:10)
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