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module RSpec::Puppet
module ManifestMatchers
class CountGeneric
DEFAULT_RESOURCES = [
'Class[main]',
'Class[Settings]',
'Stage[main]',
].freeze
attr_reader :resource_type
def initialize(type, count, *method)
if type.nil?
@type = method[0].to_s.gsub(/^have_(.+)_resource_count$/, '\1')
else
@type = type
end
@resource_type = referenced_type(@type)
@expected_number = count.to_i
end
def matches?(catalogue)
@catalogue = catalogue.call
resources = @catalogue.resources.reject do |res|
DEFAULT_RESOURCES.include?(res.ref)
end
@actual_number = if @type == 'resource'
resources.count do |res|
!['Class', 'Node'].include?(res.type)
end
else
resources.count do |res|
res.type == @resource_type
end
end
@actual_number == @expected_number
end
def description
desc = []
desc << "contain exactly #{@expected_number}"
if @type == "class"
desc << "#{@expected_number == 1 ? "class" : "classes" }"
else
unless @type == "resource"
desc << "#{@resource_type}"
end
desc << "#{@expected_number == 1 ? "resource" : "resources" }"
end
desc.join(" ")
end
def failure_message
"expected that the catalogue would " + description + " but it contains #{@actual_number}"
end
def failure_message_when_negated
"expected that the catalogue would not " + description + " but it does"
end
def supports_block_expectations
true
end
def supports_value_expectations
true
end
private
def referenced_type(type)
type.split('__').map { |r| r.capitalize }.join('::')
end
end
def have_class_count(count)
RSpec::Puppet::ManifestMatchers::CountGeneric.new('class', count)
end
def have_resource_count(count)
RSpec::Puppet::ManifestMatchers::CountGeneric.new('resource', count)
end
end
end
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