[OC-3564] move core Chef to the repo root \o/ \m/

The opscode/chef repository now only contains the core Chef library code
used by chef-client, knife and chef-solo!

1 files changed, 312 insertions, 0 deletions

diff --git a/spec/unit/run_list_spec.rb b/spec/unit/run_list_spec.rb
new file mode 100644
index 0000000000..f18f21a82b
--- /dev/null
+++ b/spec/unit/run_list_spec.rb
@@ -0,0 +1,312 @@
+#
+# Author:: Adam Jacob (<adam@opscode.com>)
+# Author:: Seth Falcon (<seth@opscode.com>)
+# Author:: Christopher Walters (<cw@opscode.com>)
+# Copyright:: Copyright (c) 2008-2011 Opscode, Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require 'spec_helper'
+
+require 'chef/version_class'
+require 'chef/version_constraint'
+
+describe Chef::RunList do
+  before(:each) do
+    @run_list = Chef::RunList.new
+  end
+
+  describe "<<" do
+    it "should add a recipe to the run list and recipe list with the fully qualified name" do
+      @run_list << 'recipe[needy]'
+      @run_list.should include('recipe[needy]')
+      @run_list.recipes.should include("needy")
+    end
+
+    it "should add a role to the run list and role list with the fully qualified name" do
+      @run_list << "role[woot]"
+      @run_list.should include('role[woot]')
+      @run_list.roles.should include('woot')
+    end
+
+    it "should accept recipes that are unqualified" do
+      @run_list << "needy"
+      @run_list.should include('recipe[needy]')
+      @run_list.recipes.include?('needy').should == true
+    end
+
+    it "should not allow duplicates" do
+      @run_list << "needy"
+      @run_list << "needy"
+      @run_list.run_list.length.should == 1
+      @run_list.recipes.length.should == 1
+    end
+
+    it "should allow two versions of a recipe" do
+      @run_list << "recipe[needy@0.2.0]"
+      @run_list << "recipe[needy@0.1.0]"
+      @run_list.run_list.length.should == 2
+      @run_list.recipes.length.should == 2
+      @run_list.recipes.include?('needy').should == true
+    end
+
+    it "should not allow duplicate versions of a recipe" do
+      @run_list << "recipe[needy@0.2.0]"
+      @run_list << "recipe[needy@0.2.0]"
+      @run_list.run_list.length.should == 1
+      @run_list.recipes.length.should == 1
+    end
+  end
+
+  describe "add" do
+    # Testing only the basic functionality here
+    # since full behavior is tested above.
+    it "should add a recipe to the run_list" do
+      @run_list.add 'recipe[needy]'
+      @run_list.should include('recipe[needy]')
+    end
+
+    it "should add a role to the run_list" do
+      @run_list.add 'role[needy]'
+      @run_list.should include('role[needy]')
+    end
+  end
+
+  describe "==" do
+    it "should believe two RunLists are equal if they have the same members" do
+      @run_list << "foo"
+      r = Chef::RunList.new
+      r << "foo"
+      @run_list.should == r
+    end
+
+    it "should believe a RunList is equal to an array named after it's members" do
+      @run_list << "foo"
+      @run_list << "baz"
+      @run_list.should == [ "foo", "baz" ]
+    end
+  end
+
+  describe "empty?" do
+    it "should be emtpy if the run list has no members" do
+      @run_list.empty?.should == true
+    end
+
+    it "should not be empty if the run list has members" do
+      @run_list << "chromeo"
+      @run_list.empty?.should == false
+    end
+  end
+
+  describe "[]" do
+    it "should let you look up a member in the run list by position" do
+      @run_list << 'recipe[loulou]'
+      @run_list[0].should == 'recipe[loulou]'
+    end
+  end
+
+  describe "[]=" do
+    it "should let you set a member of the run list by position" do
+      @run_list[0] = 'recipe[loulou]'
+      @run_list[0].should == 'recipe[loulou]'
+    end
+
+    it "should properly expand a member of the run list given by position" do
+      @run_list[0] = 'loulou'
+      @run_list[0].should == 'recipe[loulou]'
+    end
+  end
+
+  describe "each" do
+    it "should yield each member to your block" do
+      @run_list << "foo"
+      @run_list << "bar"
+      seen = Array.new
+      @run_list.each { |r| seen << r }
+      seen.should be_include("recipe[foo]")
+      seen.should be_include("recipe[bar]")
+    end
+  end
+
+  describe "each_index" do
+    it "should yield each members index to your block" do
+      to_add = [ "recipe[foo]", "recipe[bar]", "recipe[baz]" ]
+      to_add.each { |i| @run_list << i }
+      @run_list.each_index { |i| @run_list[i].should == to_add[i] }
+    end
+  end
+
+  describe "include?" do
+    it "should be true if the run list includes the item" do
+      @run_list << "foo"
+      @run_list.include?("foo")
+    end
+  end
+
+  describe "reset" do
+    it "should reset the run_list based on the array you pass" do
+      @run_list << "chromeo"
+      list = %w{camp chairs snakes clowns}
+      @run_list.reset!(list)
+      list.each { |i| @run_list.should be_include(i) }
+      @run_list.include?("chromeo").should == false
+    end
+  end
+
+  describe "when expanding the run list" do
+    before(:each) do
+      @role = Chef::Role.new
+      @role.name "stubby"
+      @role.run_list "one", "two"
+      @role.default_attributes :one => :two
+      @role.override_attributes :three => :four
+
+      Chef::Role.stub!(:load).and_return(@role)
+      @rest = mock("Chef::REST", { :get_rest => @role, :url => "/" })
+      Chef::REST.stub!(:new).and_return(@rest)
+
+      @run_list << "role[stubby]"
+      @run_list << "kitty"
+    end
+
+    describe "from disk" do
+      it "should load the role from disk" do
+        Chef::Role.should_receive(:from_disk).with("stubby")
+        @run_list.expand("_default", "disk")
+      end
+
+      it "should log a helpful error if the role is not available" do
+        Chef::Role.stub!(:from_disk).and_raise(Chef::Exceptions::RoleNotFound)
+        Chef::Log.should_receive(:error).with("Role stubby (included by 'top level') is in the runlist but does not exist. Skipping expand.")
+        @run_list.expand("_default", "disk")
+      end
+    end
+
+    describe "from the chef server" do
+      it "should load the role from the chef server" do
+        #@rest.should_receive(:get_rest).with("roles/stubby")
+        expansion = @run_list.expand("_default", "server")
+        expansion.recipes.should == ['one', 'two', 'kitty']
+      end
+
+      it "should default to expanding from the server" do
+        @rest.should_receive(:get_rest).with("roles/stubby")
+        @run_list.expand("_default")
+      end
+
+      describe "with an environment set" do
+        before do
+          @role.env_run_list["production"] = Chef::RunList.new( "one", "two", "five")
+        end
+
+        it "expands the run list using the environment specific run list" do
+          expansion = @run_list.expand("production", "server")
+          expansion.recipes.should == %w{one two five kitty}
+        end
+
+        describe "and multiply nested roles" do
+          before do
+            @multiple_rest_requests = mock("Chef::REST")
+
+            @role.env_run_list["production"] << "role[prod-base]"
+
+            @role_prod_base = Chef::Role.new
+            @role_prod_base.name("prod-base")
+            @role_prod_base.env_run_list["production"] = Chef::RunList.new("role[nested-deeper]")
+
+
+            @role_nested_deeper = Chef::Role.new
+            @role_nested_deeper.name("nested-deeper")
+            @role_nested_deeper.env_run_list["production"] = Chef::RunList.new("recipe[prod-secret-sauce]")
+          end
+
+          it "expands the run list using the specified environment for all nested roles" do
+            Chef::REST.stub!(:new).and_return(@multiple_rest_requests)
+            @multiple_rest_requests.should_receive(:get_rest).with("roles/stubby").and_return(@role)
+            @multiple_rest_requests.should_receive(:get_rest).with("roles/prod-base").and_return(@role_prod_base)
+            @multiple_rest_requests.should_receive(:get_rest).with("roles/nested-deeper").and_return(@role_nested_deeper)
+
+            expansion = @run_list.expand("production", "server")
+            expansion.recipes.should == %w{one two five prod-secret-sauce kitty}
+          end
+
+        end
+
+      end
+
+    end
+
+    it "should return the list of expanded recipes" do
+      expansion = @run_list.expand("_default")
+      expansion.recipes[0].should == "one"
+      expansion.recipes[1].should == "two"
+    end
+
+    it "should return the list of default attributes" do
+      expansion = @run_list.expand("_default")
+      expansion.default_attrs[:one].should == :two
+    end
+
+    it "should return the list of override attributes" do
+      expansion = @run_list.expand("_default")
+      expansion.override_attrs[:three].should == :four
+    end
+
+    it "should recurse into a child role" do
+      dog = Chef::Role.new
+      dog.name "dog"
+      dog.default_attributes :seven => :nine
+      dog.run_list "three"
+      @role.run_list << "role[dog]"
+      Chef::Role.stub!(:from_disk).with("stubby").and_return(@role)
+      Chef::Role.stub!(:from_disk).with("dog").and_return(dog)
+
+      expansion = @run_list.expand("_default", 'disk')
+      expansion.recipes[2].should == "three"
+      expansion.default_attrs[:seven].should == :nine
+    end
+
+    it "should not recurse infinitely" do
+      dog = Chef::Role.new
+      dog.name "dog"
+      dog.default_attributes :seven => :nine
+      dog.run_list "role[dog]", "three"
+      @role.run_list << "role[dog]"
+      Chef::Role.stub!(:from_disk).with("stubby").and_return(@role)
+      Chef::Role.should_receive(:from_disk).with("dog").once.and_return(dog)
+
+      expansion = @run_list.expand("_default", 'disk')
+      expansion.recipes[2].should == "three"
+      expansion.recipes[3].should == "kitty"
+      expansion.default_attrs[:seven].should == :nine
+    end
+  end
+
+  describe "when converting to an alternate representation" do
+    before do
+      @run_list << "recipe[nagios::client]" << "role[production]" << "recipe[apache2]"
+    end
+
+    it "converts to an array of the string forms of its items" do
+      @run_list.to_a.should == ["recipe[nagios::client]", "role[production]", "recipe[apache2]"]
+    end
+
+    it "converts to json by converting its array form" do
+      @run_list.to_json.should == ["recipe[nagios::client]", "role[production]", "recipe[apache2]"].to_json
+    end
+
+  end
+
+end