From 02203d52d8cb23652fff9afbcb5d5b10fdb114a5 Mon Sep 17 00:00:00 2001
From: sersut <serdar@opscode.com>
Date: Tue, 14 Jan 2014 17:03:22 -0800
Subject: Convert @ohai => let(:ohai) in system_spec.

---
 spec/unit/system_spec.rb | 142 +++++++++++++++++++++--------------------------
 1 file changed, 64 insertions(+), 78 deletions(-)

(limited to 'spec')

diff --git a/spec/unit/system_spec.rb b/spec/unit/system_spec.rb
index e56d00c5..ff5dcbbf 100644
--- a/spec/unit/system_spec.rb
+++ b/spec/unit/system_spec.rb
@@ -23,21 +23,19 @@ require 'ohai/mixin/os'
 describe "Ohai::System" do
   extend IntegrationSupport
 
-  describe "#initialize" do
-    before(:each) do
-      @ohai = Ohai::System.new
-    end
+  let(:ohai) { Ohai::System.new }
 
+  describe "#initialize" do
     it "should return an Ohai::System object" do
-      @ohai.should be_a_kind_of(Ohai::System)
+      ohai.should be_a_kind_of(Ohai::System)
     end
 
     it "should set @attributes to a ProvidesMap" do
-      @ohai.provides_map.should be_a_kind_of(Ohai::ProvidesMap)
+      ohai.provides_map.should be_a_kind_of(Ohai::ProvidesMap)
     end
 
     it "should set @v6_dependency_solver to a Hash" do
-      @ohai.v6_dependency_solver.should be_a_kind_of(Hash)
+      ohai.v6_dependency_solver.should be_a_kind_of(Hash)
     end
   end
 
@@ -53,15 +51,14 @@ provides 'fish'
 EOF
 
     before do
-      @ohai = Ohai::System.new
       @original_config = Ohai::Config[:plugin_path]
       Ohai::Config[:plugin_path] = [ path_to(".") ]
     end
 
     it "load_plugins() should load all the plugins" do
-      @ohai.load_plugins
-      @ohai.provides_map.map.keys.should include("seals")
-      @ohai.v6_dependency_solver.keys.should include("lake.rb")
+      ohai.load_plugins
+      ohai.provides_map.map.keys.should include("seals")
+      ohai.v6_dependency_solver.keys.should include("lake.rb")
       Ohai::NamedPlugin.const_get(:Zoo).should == Ohai::NamedPlugin::Zoo
     end
   end
@@ -88,7 +85,6 @@ provides 'bear'
 EOF
 
     before do
-      @ohai = Ohai::System.new
       @original_config = Ohai::Config[:plugin_path]
       Ohai::Config[:plugin_path] = [ path_to("repo1"), path_to("repo2") ]
     end
@@ -98,11 +94,11 @@ EOF
     end
 
     it "load_plugins() should load all the plugins" do
-      @ohai.load_plugins
-      @ohai.provides_map.map.keys.should include("seals")
-      @ohai.provides_map.map.keys.should include("crabs")
-      @ohai.v6_dependency_solver.keys.should include("lake.rb")
-      @ohai.v6_dependency_solver.keys.should include("mountain.rb")
+      ohai.load_plugins
+      ohai.provides_map.map.keys.should include("seals")
+      ohai.provides_map.map.keys.should include("crabs")
+      ohai.v6_dependency_solver.keys.should include("lake.rb")
+      ohai.v6_dependency_solver.keys.should include("mountain.rb")
       Ohai::NamedPlugin.const_get(:Zoo).should == Ohai::NamedPlugin::Zoo
       Ohai::NamedPlugin.const_get(:Nature).should == Ohai::NamedPlugin::Nature
     end
@@ -118,10 +114,6 @@ EOF
       Ohai::Config[:plugin_path] = @original_config
     end
 
-    before(:each) do
-      @ohai = Ohai::System.new
-    end
-
     when_plugins_directory "contains v6 plugins only" do
       with_plugin("zoo.rb", <<EOF)
 provides 'zoo'
@@ -135,9 +127,9 @@ EOF
 
       it "should collect data from all the plugins" do
         Ohai::Config[:plugin_path] = [ path_to(".") ]
-        @ohai.all_plugins
-        @ohai.data[:zoo].should == "animals"
-        @ohai.data[:park].should == "plants"
+        ohai.all_plugins
+        ohai.data[:zoo].should == "animals"
+        ohai.data[:park].should == "plants"
       end
 
       describe "when using :disabled_plugins" do
@@ -151,9 +143,9 @@ EOF
 
         it "shouldn't run disabled version 6 plugins" do
           Ohai::Config[:plugin_path] = [ path_to(".") ]
-          @ohai.all_plugins
-          @ohai.data[:zoo].should be_nil
-          @ohai.data[:park].should == "plants"
+          ohai.all_plugins
+          ohai.data[:zoo].should be_nil
+          ohai.data[:park].should == "plants"
         end
       end
 
@@ -254,8 +246,8 @@ EOF
 
       it "should collect platform specific" do
         Ohai::Config[:plugin_path] = [ path_to(".") ]
-        @ohai.all_plugins
-        @ohai.data[:message].should == "platform_specific_message"
+        ohai.all_plugins
+        ohai.data[:message].should == "platform_specific_message"
       end
     end
 
@@ -281,18 +273,18 @@ EOF
 
       it "should collect data from all the plugins" do
         Ohai::Config[:plugin_path] = [ path_to(".") ]
-        @ohai.all_plugins
-        @ohai.data[:zoo].should == "animals"
-        @ohai.data[:park].should == "plants"
+        ohai.all_plugins
+        ohai.data[:zoo].should == "animals"
+        ohai.data[:park].should == "plants"
       end
 
       it "should write an error to Ohai::Log" do
         Ohai::Config[:plugin_path] = [ path_to(".") ]
         # Make sure the stubbing of runner is not overriden with reset_system during test
-        @ohai.stub(:reset_system)
-        @ohai.instance_variable_get("@runner").stub(:run_plugin).and_raise(Ohai::Exceptions::AttributeNotFound)
+        ohai.stub(:reset_system)
+        ohai.instance_variable_get("@runner").stub(:run_plugin).and_raise(Ohai::Exceptions::AttributeNotFound)
         Ohai::Log.should_receive(:error).with(/Encountered error while running plugins/)
-        expect { @ohai.all_plugins }.to raise_error(Ohai::Exceptions::AttributeNotFound)
+        expect { ohai.all_plugins }.to raise_error(Ohai::Exceptions::AttributeNotFound)
       end
 
       describe "when using :disabled_plugins" do
@@ -306,9 +298,9 @@ EOF
 
         it "shouldn't run disabled plugins" do
           Ohai::Config[:plugin_path] = [ path_to(".") ]
-          @ohai.all_plugins
-          @ohai.data[:zoo].should be_nil
-          @ohai.data[:park].should == "plants"
+          ohai.all_plugins
+          ohai.data[:zoo].should be_nil
+          ohai.data[:park].should == "plants"
         end
       end
     end
@@ -355,11 +347,11 @@ EOF
 
         it "shouldn't run disabled plugins" do
           Ohai::Config[:plugin_path] = [ path_to(".") ]
-          @ohai.all_plugins
-          @ohai.data[:zoo].should be_nil
-          @ohai.data[:nature].should == "cougars"
-          @ohai.data[:park].should be_nil
-          @ohai.data[:home].should == "dog"
+          ohai.all_plugins
+          ohai.data[:zoo].should be_nil
+          ohai.data[:nature].should == "cougars"
+          ohai.data[:park].should be_nil
+          ohai.data[:home].should == "dog"
         end
       end
     end
@@ -392,7 +384,6 @@ end
 EOF
 
       before do
-        @ohai = Ohai::System.new
         @original_config = Ohai::Config[:plugin_path]
         Ohai::Config[:plugin_path] = [ path_to(".") ]
       end
@@ -402,16 +393,16 @@ EOF
       end
 
       it "should collect all data" do
-        @ohai.all_plugins
+        ohai.all_plugins
         [:v6message, :v7message, :messages].each do |attribute|
-          @ohai.data.should have_key(attribute)
+          ohai.data.should have_key(attribute)
         end
 
-        @ohai.data[:v6message].should eql("update me!")
-        @ohai.data[:v7message].should eql("v7 plugins are awesome!")
+        ohai.data[:v6message].should eql("update me!")
+        ohai.data[:v7message].should eql("v7 plugins are awesome!")
         [:v6message, :v7message].each do |subattr|
-          @ohai.data[:messages].should have_key(subattr)
-          @ohai.data[:messages][subattr].should eql(@ohai.data[subattr])
+          ohai.data[:messages].should have_key(subattr)
+          ohai.data[:messages][subattr].should eql(ohai.data[subattr])
         end
       end
     end
@@ -436,7 +427,6 @@ end
 EOF
 
       before do
-        @ohai = Ohai::System.new
         @original_config = Ohai::Config[:plugin_path]
         Ohai::Config[:plugin_path] = [ path_to(".") ]
       end
@@ -446,9 +436,9 @@ EOF
       end
 
       it "version 6 should run" do
-        @ohai.load_plugins
-        @ohai.require_plugin("message")
-        @ohai.data[:message].should eql("From Version 6")
+        ohai.load_plugins
+        ohai.require_plugin("message")
+        ohai.data[:message].should eql("From Version 6")
       end
     end
 
@@ -485,7 +475,6 @@ end
 EOF
 
       before do
-        @ohai = Ohai::System.new
         @original_config = Ohai::Config[:plugin_path]
         Ohai::Config[:plugin_path] = [ path_to(".") ]
       end
@@ -495,11 +484,11 @@ EOF
       end
 
       it "should collect all the data properly" do
-        @ohai.all_plugins
-        @ohai.data[:v7message].should == "Hellos from 7: animals"
-        @ohai.data[:zoo].should == "animals"
-        @ohai.data[:message][:v6message].should == "Hellos from 6"
-        @ohai.data[:message][:copy_message].should == "Hellos from 7: animals"
+        ohai.all_plugins
+        ohai.data[:v7message].should == "Hellos from 7: animals"
+        ohai.data[:zoo].should == "animals"
+        ohai.data[:message][:v6message].should == "Hellos from 6"
+        ohai.data[:message][:copy_message].should == "Hellos from 7: animals"
       end
     end
 
@@ -513,7 +502,6 @@ message v7message
 EOF
 
       before do
-        @ohai = Ohai::System.new
         @original_config = Ohai::Config[:plugin_path]
         Ohai::Config[:plugin_path] = [ path_to(".") ]
       end
@@ -523,7 +511,7 @@ EOF
       end
 
       it "should raise DependencyNotFound" do
-        lambda { @ohai.all_plugins }.should raise_error(Ohai::Exceptions::DependencyNotFound)
+        lambda { ohai.all_plugins }.should raise_error(Ohai::Exceptions::DependencyNotFound)
       end
     end
   end
@@ -541,7 +529,6 @@ EOF
       E
 
       before do
-        @ohai = Ohai::System.new
         @original_config = Ohai::Config[:plugin_path]
         Ohai::Config[:plugin_path] = [ path_to(".") ]
       end
@@ -551,10 +538,10 @@ EOF
       end
 
       it "should rerun the plugin providing the desired attributes" do
-        @ohai.all_plugins
-        initial_value = @ohai.data["random"]
-        @ohai.all_plugins
-        updated_value = @ohai.data["random"]
+        ohai.all_plugins
+        initial_value = ohai.data["random"]
+        ohai.all_plugins
+        updated_value = ohai.data["random"]
         initial_value.should_not == updated_value
       end
 
@@ -601,12 +588,11 @@ EOF
       E
 
       before do
-        @ohai = Ohai::System.new
         @original_config = Ohai::Config[:plugin_path]
         Ohai::Config[:plugin_path] = [ path_to(".") ]
         Ohai::Log.init(STDOUT)
         Ohai::Log.level = :debug
-        @ohai.all_plugins
+        ohai.all_plugins
       end
 
       after do
@@ -614,21 +600,21 @@ EOF
       end
 
       it "should rerun the plugin providing the desired attributes" do
-        @ohai.data[:desired_attr_count].should == 1
-        @ohai.refresh_plugins("desired_attr")
-        @ohai.data[:desired_attr_count].should == 2
+        ohai.data[:desired_attr_count].should == 1
+        ohai.refresh_plugins("desired_attr")
+        ohai.data[:desired_attr_count].should == 2
       end
 
       it "should not re-run dependencies of the plugin providing the desired attributes" do
-        @ohai.data[:depended_attr_count].should == 1
-        @ohai.refresh_plugins("desired_attr")
-        @ohai.data[:depended_attr_count].should == 1
+        ohai.data[:depended_attr_count].should == 1
+        ohai.refresh_plugins("desired_attr")
+        ohai.data[:depended_attr_count].should == 1
       end
 
       it "should not re-run plugins unrelated to the plugin providing the desired attributes" do
-        @ohai.data[:other_attr_count].should == 1
-        @ohai.refresh_plugins("desired_attr")
-        @ohai.data[:other_attr_count].should == 1
+        ohai.data[:other_attr_count].should == 1
+        ohai.refresh_plugins("desired_attr")
+        ohai.data[:other_attr_count].should == 1
       end
 
     end
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