From e4fd4f0e00bc64abb5acf6517593063e2666ea7e Mon Sep 17 00:00:00 2001
From: danielsdeleo <dan@opscode.com>
Date: Thu, 1 Aug 2013 12:29:12 -0700
Subject: Add methods to query for template/file existence in run context

- Convenience methods added to CookbookVersion to query if a cookbook
  file or template is available for a given node in that cookbook
- Convenience methods added to RunContext to query the existence of
  cookbook files or templates
---
 spec/unit/run_context_spec.rb | 43 ++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

(limited to 'spec/unit/run_context_spec.rb')

diff --git a/spec/unit/run_context_spec.rb b/spec/unit/run_context_spec.rb
index 51fa0e81f9..d75d6628bb 100644
--- a/spec/unit/run_context_spec.rb
+++ b/spec/unit/run_context_spec.rb
@@ -19,6 +19,7 @@
 #
 
 require 'spec_helper'
+require 'support/lib/library_load_order'
 
 Chef::Log.level = :debug
 
@@ -42,7 +43,7 @@ describe Chef::RunContext do
     @run_context.node.should == @node
   end
 
-  describe "after loading the cookbooks" do
+  describe "loading cookbooks for a run list" do
     before do
       @run_context.load(@node.run_list.expand('_default'))
     end
@@ -73,6 +74,46 @@ describe Chef::RunContext do
       @node.should_not_receive(:from_file)
       @node.include_attribute("test::george")
     end
+
+
+  end
+
+  describe "querying the contents of cookbooks" do
+    before do
+      @chef_repo_path = File.expand_path(File.join(CHEF_SPEC_DATA, "cookbooks"))
+      cl = Chef::CookbookLoader.new(@chef_repo_path)
+      cl.load_cookbooks
+      @cookbook_collection = Chef::CookbookCollection.new(cl)
+      @node = Chef::Node.new
+      @node.set[:platform] = "ubuntu"
+      @node.set[:platform_version] = "13.04"
+      @node.name("testing")
+      @events = Chef::EventDispatch::Dispatcher.new
+      @run_context = Chef::RunContext.new(@node, @cookbook_collection, @events)
+    end
+
+
+    it "queries whether a given cookbook has a specific template" do
+      @run_context.should have_template_in_cookbook("openldap", "test.erb")
+      @run_context.should_not have_template_in_cookbook("openldap", "missing.erb")
+    end
+
+    it "errors when querying for a template in a not-available cookbook" do
+      expect do
+        @run_context.has_template_in_cookbook?("no-such-cookbook", "foo.erb")
+      end.to raise_error(Chef::Exceptions::CookbookNotFound)
+    end
+
+    it "queries whether a given cookbook has a specific cookbook_file" do
+      @run_context.should have_cookbook_file_in_cookbook("java", "java.response")
+      @run_context.should_not have_cookbook_file_in_cookbook("java", "missing.txt")
+    end
+
+    it "errors when querying for a cookbook_file in a not-available cookbook" do
+      expect do
+        @run_context.has_cookbook_file_in_cookbook?("no-such-cookbook", "foo.txt")
+      end.to raise_error(Chef::Exceptions::CookbookNotFound)
+    end
   end
 
 end
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