Add unit test for #alternatives_cmd

Signed-off-by: Tim Smith <tsmith@chef.io>

1 files changed, 23 insertions, 0 deletions

diff --git a/spec/unit/resource/alternatives_spec.rb b/spec/unit/resource/alternatives_spec.rb
index 7540e73a97..0d1755ef52 100644
--- a/spec/unit/resource/alternatives_spec.rb
+++ b/spec/unit/resource/alternatives_spec.rb
@@ -23,6 +23,7 @@ describe Chef::Resource::Alternatives do
   let(:events) { Chef::EventDispatch::Dispatcher.new }
   let(:run_context) { Chef::RunContext.new(node, {}, events) }
   let(:resource) { Chef::Resource::Alternatives.new("fakey_fakerton", run_context) }
+  let(:provider) { resource.provider_for_action(:install) }
 
   it "the link_name property is the name_property" do
     expect(resource.link_name).to eql("fakey_fakerton")
@@ -47,4 +48,26 @@ describe Chef::Resource::Alternatives do
     expect { resource.action :refresh }.not_to raise_error
     expect { resource.action :remove }.not_to raise_error
   end
+
+  describe "#alternatives_cmd" do
+    it "returns alternatives on fedora" do
+      node.automatic_attrs[:platform_family] = "fedora"
+      expect(provider.alternatives_cmd).to eql("alternatives")
+    end
+
+    it "returns alternatives on amazon" do
+      node.automatic_attrs[:platform_family] = "amazon"
+      expect(provider.alternatives_cmd).to eql("alternatives")
+    end
+
+    it "returns alternatives on redhat" do
+      node.automatic_attrs[:platform_family] = "rhel"
+      expect(provider.alternatives_cmd).to eql("alternatives")
+    end
+
+    it "returns update-alternatives on debian" do
+      node.automatic_attrs[:platform_family] = "debian"
+      expect(provider.alternatives_cmd).to eql("update-alternatives")
+    end
+  end
 end