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Use the cran Chef InSpec audit resource to test R modules that are installed from CRAN package repository.

Availability

Installation

This resource is distributed along with Chef InSpec itself. You can use it automatically.

Version

This resource first became available in v1.43.5 of InSpec.

Syntax

A cran resource block declares a package and (optionally) a package version:

describe cran('package_name') do
  it { should be_installed }
end

where

• 'package_name' is the name of the package, such as 'DBI'
• be_installed tests to see if the package described above is installed

Examples

The following examples show how to use this Chef InSpec audit resource.

Test if DBI is installed on the system

describe cran('DBI') do
  it { should be_installed }
end

Test if DBI 0.5.1 is installed on the system

describe cran('DBI') do
  it { should be_installed }
  its('version') { should eq '0.5.1' }
end

Property Examples

version

The version property tests if the named package version is on the system:

its('version') { should eq '1.2.3' }

Matchers

This Chef InSpec audit resource has the following matchers:

be_installed

The be_installed matcher tests if the named package is installed on the system:

it { should be_installed }