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#!/usr/bin/env ruby
require File.dirname(__FILE__) + '/../spec_helper'
require 'puppet/parameter'
describe Puppet::Parameter do
before do
@class = Class.new(Puppet::Parameter) do
@name = :foo
end
@class.initvars
@resource = mock 'resource'
@resource.stub_everything
@parameter = @class.new :resource => @resource
end
it "should create a value collection" do
@class = Class.new(Puppet::Parameter)
@class.value_collection.should be_nil
@class.initvars
@class.value_collection.should be_instance_of(Puppet::Parameter::ValueCollection)
end
it "should return its name as a string when converted to a string" do
@parameter.to_s.should == @parameter.name.to_s
end
it "should be able to use cached attributes" do
Puppet::Parameter.ancestors.should be_include(Puppet::Util::Cacher)
end
it "should use the resource catalog for expiration" do
catalog = mock 'catalog'
@resource.stubs(:catalog).returns catalog
@parameter.expirer.should equal(catalog)
end
[:line, :file, :version].each do |data|
it "should return its resource's #{data} as its #{data}" do
@resource.expects(data).returns "foo"
@parameter.send(data).should == "foo"
end
end
it "should return the resource's tags plus its name as its tags" do
@resource.expects(:tags).returns %w{one two}
@parameter.tags.should == %w{one two foo}
end
it "should provide source_descriptors" do
@resource.expects(:line).returns 10
@resource.expects(:file).returns "file"
@resource.expects(:tags).returns %w{one two}
@resource.expects(:version).returns 50
@parameter.source_descriptors.should == {:tags=>["one", "two", "foo"], :path=>"//foo", :version=>50, :file => "file", :line => 10}
end
describe "when returning the value" do
it "should return nil if no value is set" do
@parameter.value.should be_nil
end
it "should validate the value" do
@parameter.expects(:validate).with("foo")
@parameter.value = "foo"
end
it "should munge the value and use any result as the actual value" do
@parameter.expects(:munge).with("foo").returns "bar"
@parameter.value = "foo"
@parameter.value.should == "bar"
end
it "should unmunge the value when accessing the actual value" do
@parameter.class.unmunge do |value| value.to_sym end
@parameter.value = "foo"
@parameter.value.should == :foo
end
it "should return the actual value by default when unmunging" do
@parameter.unmunge("bar").should == "bar"
end
it "should return any set value" do
@parameter.value = "foo"
@parameter.value.should == "foo"
end
end
describe "when validating values" do
it "should do nothing if no values or regexes have been defined" do
@parameter.validate("foo")
end
it "should catch abnormal failures thrown during validation" do
@class.validate { |v| raise "This is broken" }
lambda { @parameter.validate("eh") }.should raise_error(Puppet::DevError)
end
it "should fail if the value is not a defined value or alias and does not match a regex" do
@class.newvalues :foo
lambda { @parameter.validate("bar") }.should raise_error(Puppet::Error)
end
it "should succeed if the value is one of the defined values" do
@class.newvalues :foo
lambda { @parameter.validate(:foo) }.should_not raise_error(ArgumentError)
end
it "should succeed if the value is one of the defined values even if the definition uses a symbol and the validation uses a string" do
@class.newvalues :foo
lambda { @parameter.validate("foo") }.should_not raise_error(ArgumentError)
end
it "should succeed if the value is one of the defined values even if the definition uses a string and the validation uses a symbol" do
@class.newvalues "foo"
lambda { @parameter.validate(:foo) }.should_not raise_error(ArgumentError)
end
it "should succeed if the value is one of the defined aliases" do
@class.newvalues :foo
@class.aliasvalue :bar, :foo
lambda { @parameter.validate("bar") }.should_not raise_error(ArgumentError)
end
it "should succeed if the value matches one of the regexes" do
@class.newvalues %r{\d}
lambda { @parameter.validate("10") }.should_not raise_error(ArgumentError)
end
end
describe "when munging values" do
it "should do nothing if no values or regexes have been defined" do
@parameter.munge("foo").should == "foo"
end
it "should catch abnormal failures thrown during munging" do
@class.munge { |v| raise "This is broken" }
lambda { @parameter.munge("eh") }.should raise_error(Puppet::DevError)
end
it "should return return any matching defined values" do
@class.newvalues :foo, :bar
@parameter.munge("foo").should == :foo
end
it "should return any matching aliases" do
@class.newvalues :foo
@class.aliasvalue :bar, :foo
@parameter.munge("bar").should == :foo
end
it "should return the value if it matches a regex" do
@class.newvalues %r{\w}
@parameter.munge("bar").should == "bar"
end
it "should return the value if no other option is matched" do
@class.newvalues :foo
@parameter.munge("bar").should == "bar"
end
end
describe "when logging" do
it "should use its resource's log level and the provided message" do
@resource.expects(:[]).with(:loglevel).returns :notice
@parameter.expects(:send_log).with(:notice, "mymessage")
@parameter.log "mymessage"
end
end
end
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