+#!/usr/bin/env rspec
+
+require 'spec_helper'
+
+module MCollective::Facts
+ describe Base do
+ before do
+ class Testfacts<Base; end
+
+ MCollective::PluginManager.delete("facts_plugin")
+ MCollective::PluginManager << {:type => "facts_plugin", :class => "MCollective::Facts::Testfacts"}
+ end
+
+ describe "#inherited" do
+ it "should add classes to the plugin manager" do
+ MCollective::PluginManager.expects("<<").with({:type => "facts_plugin", :class => "MCollective::Facts::Bar"})
+
+ class Bar<Base; end
+ end
+
+ it "should be available in the PluginManager" do
+ MCollective::PluginManager["facts_plugin"].class.should == MCollective::Facts::Testfacts
+ end
+ end
+
+ describe "#get_fact" do
+ it "should call the fact provider #load_facts_from_source" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar"}).once
+
+ f = Testfacts.new
+ f.get_fact("foo")
+ end
+
+ it "should honor the cache timeout" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar"}).once
+
+ f = Testfacts.new
+ f.get_fact("foo")
+ f.get_fact("foo")
+ end
+
+ it "should detect empty facts" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({})
+ MCollective::Log.expects("error").with("Failed to load facts: RuntimeError: Got empty facts").once
+
+ f = Testfacts.new
+ f.get_fact("foo")
+ end
+
+ it "should convert non string facts to strings" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({:foo => "bar"})
+
+ f = Testfacts.new
+ f.get_fact("foo").should == "bar"
+ end
+
+ it "should not create duplicate facts while converting to strings" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({:foo => "bar"})
+
+ f = Testfacts.new
+ f.get_fact(nil).include?(:foo).should == false
+ end
+
+ it "should update last_facts_load on success" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar"}).once
+
+ f = Testfacts.new
+ f.get_fact("foo")
+
+ f.instance_variable_get("@last_facts_load").should_not == 0
+ end
+
+ it "should restore last known good facts on failure" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({}).once
+ MCollective::Log.expects("error").with("Failed to load facts: RuntimeError: Got empty facts").once
+
+ f = Testfacts.new
+ f.instance_variable_set("@last_good_facts", {"foo" => "bar"})
+
+ f.get_fact("foo").should == "bar"
+ end
+
+ it "should return all facts for nil parameter" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar", "bar" => "baz"})
+
+ f = Testfacts.new
+ f.get_fact(nil).keys.size.should == 2
+ end
+
+ it "should return a specific fact when specified" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar", "bar" => "baz"})
+
+ f = Testfacts.new
+ f.get_fact("bar").should == "baz"
+ end
+ end
+
+ describe "#get_facts" do
+ it "should load and return all facts" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar", "bar" => "baz"})
+
+ f = Testfacts.new
+ f.get_facts.should == {"foo" => "bar", "bar" => "baz"}
+ end
+ end
+
+ describe "#has_fact?" do
+ it "should correctly report fact presense" do
+ Testfacts.any_instance.stubs("load_facts_from_source").returns({"foo" => "bar"})
+
+ f = Testfacts.new
+ f.has_fact?("foo").should == true
+ f.has_fact?("bar").should == false
+ end
+ end
+
+ end
+end