Modify default_spec to fix unit test failures caused by updates for 0.15

spec/unit/recipes/default_spec.rb

@@ -33,7 +33,7 @@
   end
 
   it 'renders a prometheus job configuration file and notifies prometheus to restart' do
-    resource = chef_run.template('/opt/prometheus/prometheus.conf')
+    resource = chef_run.template('/opt/prometheus/prometheus.yml')
     expect(resource).to notify('service[prometheus]').to(:restart)
   end
 
@@ -42,7 +42,7 @@
   context 'source' do
     let(:chef_run) do
       ChefSpec::SoloRunner.new(file_cache_path: '/var/chef/cache') do |node|
-        node.set['prometheus']['source']['version'] = '0.12.0'
+        node.set['prometheus']['version'] = '0.15.1'
         node.set['prometheus']['install_method'] = 'source'
       end.converge(described_recipe)
     end
@@ -58,9 +58,9 @@
     end
 
     it 'checks out prometheus from github' do
-      expect(chef_run).to checkout_git("#{Chef::Config[:file_cache_path]}/prometheus-0.12.0").with(
+      expect(chef_run).to checkout_git("#{Chef::Config[:file_cache_path]}/prometheus-0.15.1").with(
         repository: 'https://github.com/prometheus/prometheus.git',
-        revision: '0.12.0'
+        revision: '0.15.1'
       )
     end
 
@@ -147,16 +147,16 @@
   context 'binary' do
     let(:chef_run) do
       ChefSpec::SoloRunner.new do |node|
-        node.set['prometheus']['source']['version'] = '0.12.0'
+        node.set['prometheus']['version'] = '0.15.1'
         node.set['prometheus']['install_method'] = 'binary'
       end.converge(described_recipe)
     end
 
     it 'runs ark with correct attributes' do
       expect(chef_run).to put_ark('prometheus').with(
-        url: 'https://sourceforge.net/projects/prometheusbinary/files/prometheus-ubuntu14.tar.bz2/',
-        checksum: '10b24708b97847ba8bdd41f385f492a8edd460ec3c584c5b406a6c0329cc3a4e',
-        version: '0.12.0',
+        url: 'https://github.com/prometheus/prometheus/releases/download/0.15.1/prometheus-0.15.1.linux-amd64.tar.gz',
+        checksum: '4b283ce4bf194619d03883a9cf23bd4566a5e5c3cc483b1192a1cd3c4a756118',
+        version: '0.15.1',
         prefix_root: Chef::Config['file_cache_path'],
         path: '/opt',
         owner: 'prometheus',
@@ -165,10 +165,10 @@
     end
 
     it 'runs ark with given file_extension' do
-      chef_run.node.set['prometheus']['file_extension'] = 'tar.bz2'
+      chef_run.node.set['prometheus']['file_extension'] = 'tar.gz'
       chef_run.converge(described_recipe)
       expect(chef_run).to put_ark('prometheus').with(
-        extension: 'tar.bz2'
+        extension: 'tar.gz'
       )
     end