spec/unit/berkshelf/config_spec.rb in berkshelf-1.4.6 vs spec/unit/berkshelf/config_spec.rb in berkshelf-2.0.0.beta

@@ -1,39 +1,55 @@
 require 'spec_helper'
 
 describe Berkshelf::Config do
-  let(:klass) { described_class }
+  describe '.file' do
+    context 'when the file does not exist' do
+      before { File.stub(:exists?).and_return(false) }
 
-  describe "ClassMethods" do
-    subject { klass }
+      it 'is nil' do
+        expect(Berkshelf::Config.file).to be_nil
+      end
+    end
+  end
 
-    describe "::file" do
-      subject { klass.file }
+  describe '.instance' do
+    it 'should be a Berkshelf::Config' do
+      expect(Berkshelf::Config.instance).to be_an_instance_of(Berkshelf::Config)
+    end
+  end
 
-      context "when the file does not exist" do
-        before :each do
-          File.stub exists?: false
-        end
+  describe '.path' do
+    it 'is a string' do
+      expect(Berkshelf::Config.path).to be_a(String)
+    end
 
-        it { should be_nil }
-      end
+    before do
+      File.stub(:exists?).and_return(false)
     end
 
-    describe "::instance" do
-      subject { klass.instance }
-
-      it { should be_a klass }
+    after do
+      Berkshelf::Config.instance_variable_set(:@path, nil)
     end
 
-    describe "::path" do
-      subject { klass.path }
+    Berkshelf::Config::LOCATIONS.each do |location|
+      context "with '#{location}' as the config file" do
+        let(:path) { File.expand_path(location) }
+        before { File.stub(:exists?).with(path).and_return(true) }
 
-      it { should be_a String }
+        it "returns '#{location}' as the path" do
+          expect(Berkshelf::Config.path).to eq(path)
+        end
+      end
+    end
 
-      it "points to a location within ENV['BERKSHELF_PATH']" do
+    context "when ENV['BERKSHELF_PATH'] is used" do
+      before do
         ENV.stub(:[]).with('BERKSHELF_PATH').and_return('/tmp')
+        File.stub(:exists?).with('/tmp').and_return(true)
+      end
 
-        subject.should eql("/tmp/config.json")
+      it "points to a location within it" do
+        expect(Berkshelf::Config.path).to eq('/tmp/config.json')
       end
     end
   end
 end