on_failure
(Package: assertthat) :
Custom failure messages for assertions.
Custom failure messages for assertions.
● Data Source:
CranContrib
● Keywords:
● Alias: on_failure, on_failure<-
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assert_that
(Package: assertthat) :
Assert that certain conditions are true.
assert_that is a drop-in replacement for stopifnot but is designed to give informative error messages.
● Data Source:
CranContrib
● Keywords:
● Alias: assert_that, see_if
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has_args
(Package: assertthat) :
Check a function has specified arguments
Check a function has specified arguments
● Data Source:
CranContrib
● Keywords:
● Alias: %has_args%, has_args
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noNA
(Package: assertthat) :
Does object contain any missing values?
Does object contain any missing values?
● Data Source:
CranContrib
● Keywords:
● Alias: noNA
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not_empty
(Package: assertthat) :
Check an object doesn't have any empty dimensions
Check an object doesn't have any empty dimensions
● Data Source:
CranContrib
● Keywords:
● Alias: not_empty
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has_attr
(Package: assertthat) :
Has attribute or name?
Has attribute or name?
● Data Source:
CranContrib
● Keywords:
● Alias: %has_attr%, %has_name%, has_attr, has_name
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scalar
(Package: assertthat) :
Assert input is a scalar.
is.scala provides a generic method for checking input is a scalar. is.string, is.flag, is.number and is.count provide tests for specific types.
● Data Source:
CranContrib
● Keywords:
● Alias: is.count, is.flag, is.number, is.scalar, is.string
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Are two objects equal?
● Data Source:
CranContrib
● Keywords:
● Alias: are_equal
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validate_that
(Package: assertthat) :
Validate that certain conditions are true.
validate_that is an alternative to the function assert_that, that returns a character vector. This makes them easier to use within S4 "validate" methods.
● Data Source:
CranContrib
● Keywords:
● Alias: validate_that
●
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Useful test related to files
● Data Source:
CranContrib
● Keywords:
● Alias: assertions-file, has_extension, is.dir, is.readable, is.writeable
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providing 
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