Add tests for Chef Client config

test/unit/plugins/provisioners/chef/config/chef_client_test.rb

@@ -0,0 +1,136 @@
+require_relative "../../../../base"
+
+require Vagrant.source_root.join("plugins/provisioners/chef/config/chef_client")
+
+describe VagrantPlugins::Chef::Config::ChefClient do
+  include_context "unit"
+
+  subject { described_class.new }
+
+  let(:machine) { double("machine") }
+
+  describe "#chef_server_url" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.chef_server_url).to be(nil)
+    end
+  end
+
+  describe "#client_key_path" do
+    it "defaults to /etc/chef/client.pem" do
+      subject.finalize!
+      expect(subject.client_key_path).to eq("/etc/chef/client.pem")
+    end
+  end
+
+  describe "#delete_client" do
+    it "defaults to false" do
+      subject.finalize!
+      expect(subject.delete_client).to be(false)
+    end
+  end
+
+  describe "#delete_node" do
+    it "defaults to false" do
+      subject.finalize!
+      expect(subject.delete_node).to be(false)
+    end
+  end
+
+  describe "#validation_key_path" do
+    it "defaults to nil" do
+      subject.finalize!
+      expect(subject.validation_key_path).to be(nil)
+    end
+  end
+
+  describe "#validation_client_name" do
+    it "defaults to chef-validator" do
+      subject.finalize!
+      expect(subject.validation_client_name).to eq("chef-validator")
+    end
+  end
+
+  describe "#validate" do
+    before do
+      allow(machine).to receive(:env)
+        .and_return(double("env",
+          root_path: "",
+        ))
+
+      subject.chef_server_url = "https://example.com"
+      subject.validation_key_path = "/path/to/key.pem"
+    end
+
+    let(:result) { subject.validate(machine) }
+    let(:errors) { result["chef client provisioner"] }
+
+    context "when the chef_server_url is nil" do
+      it "returns an error" do
+        subject.chef_server_url = nil
+        subject.finalize!
+        expect(errors).to eq([I18n.t("vagrant.config.chef.server_url_empty")])
+      end
+    end
+
+    context "when the chef_server_url is blank" do
+      it "returns an error" do
+        subject.chef_server_url = "  "
+        subject.finalize!
+        expect(errors).to eq([I18n.t("vagrant.config.chef.server_url_empty")])
+      end
+    end
+
+    context "when the validation_key_path is nil" do
+      it "returns an error" do
+        subject.validation_key_path = nil
+        subject.finalize!
+        expect(errors).to eq([I18n.t("vagrant.config.chef.validation_key_path")])
+      end
+    end
+
+    context "when the validation_key_path is blank" do
+      it "returns an error" do
+        subject.validation_key_path = "  "
+        subject.finalize!
+        expect(errors).to eq([I18n.t("vagrant.config.chef.validation_key_path")])
+      end
+    end
+
+    context "when #delete_client is given" do
+      before { subject.delete_client = true }
+
+      context "when knife does not exist" do
+        before do
+          allow(Vagrant::Util::Which)
+            .to receive(:which)
+            .with("knife")
+            .and_return(nil)
+        end
+
+        it "returns an error" do
+          subject.finalize!
+          expect(errors).to eq([I18n.t("vagrant.chef_config_knife_not_found")])
+        end
+      end
+    end
+
+    context "when #delete_node is given" do
+      before { subject.delete_node = true }
+
+      context "when knife does not exist" do
+        before do
+          allow(Vagrant::Util::Which)
+            .to receive(:which)
+            .with("knife")
+            .and_return(nil)
+        end
+
+        it "returns an error" do
+          subject.finalize!
+          expect(errors).to eq([I18n.t("vagrant.chef_config_knife_not_found")])
+        end
+      end
+    end
+  end
+end