[R-pkg-devel] Package used unconditionally only in testing

[Jeff Newmiller]

This is normally where the Suggests field is used.

On January 8, 2021 6:17:58 AM PST, Greg Freedman Ellis <gdfermail using gmail.com> wrote:
>Hi all,
>
>I'm trying to update a package to conform to pass tests given
>`_R_CHECK_DEPENDS_ONLY_=TRUE`.
>
>In this package, we only use the package `httptest` during testing, but
>the
>tests are (almost) meaningless if it is not installed, so I would like
>to
>indicate that it is a required package rather than skipping tests if it
>is
>not installed.
>
>If I move `httptest` to Depends, then I get the error CRAN check note:
>> Namespace in Imports field not imported from: ‘httptest’
>>   All declared Imports should be used.
>
>I think this would best be solved by a DESCRIPTION field that indicates
>a
>package is required, but only for tests, but I do not see such a field.
>The
>only solution I can think of is to have a trivial import of `httptest`
>in
>the main package to silence the NOTE. Is there a better solution?
>
>Greg Freedman Ellis
>
>	[[alternative HTML version deleted]]
>
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-- 
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