I was also wondering how to do this, If anyone has the answer, I'll be glad
to know it !
Thanks
Rémi
On Saturday, July 20, 2013 12:20:20 AM UTC+2, Andreas Haerter wrote:
>
> Hi all,
>
> is there a way to pass the Puppets undef [1] value as parameter? I got a
> module with a package_provider parameter, allowing the user two things:
> 1. specify a specific package provider to use; 2. pass "undef" to let
> Puppet decide which provider to use instead of the module.
>
> Something like:
>
> > class example(
> > $package_provider = $example::params::package_provider,
> > ) inherits example::params {
> >
> > [...]
> >
> > package { 'foobar'
> > ensure => 'present',
> > provider => $package_provider,
> > }
> > }
>
>
> Now I want to test if passing undef works:
>
> > context 'with parameter(s): package_provider => undef' do
> > let(:params) {{
> > :package_provider => [WAY-TO-PASS-UNDEF-HERE],
> > }}
> >
> > it 'contains a package with parameter(s): provider => unset' do
> > should contain_package('blueprint').with({
> > 'provider' => [WAY-TO-CHECK-FOR-UNDEF-HERE,
> > })
> > end
> > end
>
>
>
> But my test doesn't work. What I tried so far is:
>
> 1) undef (results in RSpec/Ruby parsing error)
> > context 'with parameter(s): foo => undef' do
> > let(:params) {{
> > :foo => undef,
> > }}
> >
> > [...]
> > end
>
> 2) :undef (results in Puppet error: "Syntax error at':'; expected '}'" )
> > context 'with parameter(s): foo => undef' do
> > let(:params) {{
> > :foo => :undef,
> > }}
> >
> > [...]
> > end
>
> 3) nil (does not result in an Puppet or Ruby error, but the
> .with_foo(nil) or .without_foo matchers do not seem to work as the
> string "nil" was passed tho puppet
> > context 'with parameter(s): foo => undef' do
> > let(:params) {{
> > :foo => nil,
> > }}
> >
> > [...]
> > end
>
> Any hints? Thanks in advance :-)
>
>
> [1]
> <
> http://docs.puppetlabs.com/puppet/latest/reference/lang_datatypes.html#undef>
>
>
> --
> Andreas <http://blog.andreas-haerter.com>
>
>
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