undelete_spec.rb in chef-dk-3.1.0

- old
+ new
@@ -1,244 +1,244 @@
-#
-# Copyright:: Copyright (c) 2015 Chef Software Inc.
-# License:: Apache License, Version 2.0
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-#
-
-require "spec_helper"
-require "shared/command_with_ui_object"
-require "chef-dk/command/undelete"
-
-describe ChefDK::Command::Undelete do
-
-  it_behaves_like "a command with a UI object"
-
-  subject(:command) do
-    described_class.new
-  end
-
-  let(:undelete_service) { command.undelete_service }
-
-  let(:chef_config_loader) { instance_double("Chef::WorkstationConfigLoader") }
-
-  let(:chef_config) { double("Chef::Config") }
-
-  # nil means the config loader will do the default path lookup
-  let(:config_arg) { nil }
-
-  before do
-    stub_const("Chef::Config", chef_config)
-    allow(Chef::WorkstationConfigLoader).to receive(:new).with(config_arg).and_return(chef_config_loader)
-  end
-
-  describe "parsing args and options" do
-    let(:params) { [] }
-
-    let(:ui) { TestHelpers::TestUI.new }
-
-    before do
-      command.ui = ui
-      command.apply_params!(params)
-    end
-
-    context "when given a path to the config" do
-
-      let(:params) { %w{ -c ~/otherstuff/config.rb } }
-
-      let(:config_arg) { "~/otherstuff/config.rb" }
-
-      before do
-        expect(chef_config_loader).to receive(:load)
-      end
-
-      it "reads the chef/knife config" do
-        expect(Chef::WorkstationConfigLoader).to receive(:new).with(config_arg).and_return(chef_config_loader)
-        expect(command.chef_config).to eq(chef_config)
-        expect(undelete_service.chef_config).to eq(chef_config)
-      end
-
-    end
-
-    describe "settings that require loading chef config" do
-
-      before do
-        allow(chef_config_loader).to receive(:load)
-      end
-
-      context "with no params" do
-
-        it "disables debug by default" do
-          expect(command.debug?).to be(false)
-        end
-
-        it "enables listing undo records" do
-          expect(command.list_undo_records?).to be(true)
-        end
-
-      end
-
-      context "when debug mode is set" do
-
-        let(:params) { [ "-D" ] }
-
-        it "enables debug" do
-          expect(command.debug?).to be(true)
-        end
-
-      end
-
-      context "when --last is given" do
-
-        let(:params) { %w{ -l } }
-
-        it "disables list mode" do
-          expect(command.list_undo_records?).to be(false)
-        end
-
-        it "has no undo id" do
-          expect(command.undo_record_id).to be_nil
-          expect(command.undelete_service.undo_record_id).to be_nil
-        end
-
-      end
-
-      context "when given a undo record id via --id" do
-
-        let(:undo_id) { "20150827180422" }
-
-        let(:params) { [ "-i", undo_id ] }
-
-        it "disables list mode" do
-          expect(command.list_undo_records?).to be(false)
-        end
-
-        it "is configured to perform undo for the given undo id" do
-          expect(command.undo_record_id).to eq(undo_id)
-          expect(command.undelete_service.undo_record_id).to eq(undo_id)
-        end
-
-      end
-
-      context "when exclusive options --last and --id are given" do
-
-        let(:params) { %w{ --last --id foo } }
-
-        it "emits an error message saying they are exclusive and exits" do
-          expect(ui.output).to include("Error: options --last and --id cannot both be given.")
-          expect(ui.output).to include(command.opt_parser.to_s)
-        end
-
-      end
-
-    end
-  end
-
-  describe "running the command" do
-
-    let(:ui) { TestHelpers::TestUI.new }
-
-    before do
-      allow(chef_config_loader).to receive(:load)
-      command.ui = ui
-    end
-
-    context "when given too many arguments" do
-
-      let(:params) { %w{ extra-thing } }
-
-      it "shows usage and exits" do
-        expect(command.run(params)).to eq(1)
-      end
-
-    end
-
-    describe "running the command in list mode" do
-
-      let(:params) { [] }
-
-      it "lists the undo operations" do
-        expect(command.undelete_service).to receive(:list)
-        expect(command.run(params)).to eq(0)
-      end
-
-    end
-
-    context "when the undelete service raises an exception" do
-
-      let(:params) { %w{ --last } }
-
-      let(:backtrace) { caller[0...3] }
-
-      let(:cause) do
-        e = StandardError.new("some operation failed")
-        e.set_backtrace(backtrace)
-        e
-      end
-
-      let(:exception) do
-        ChefDK::UndeleteError.new("Failed to undelete.", cause)
-      end
-
-      before do
-        allow(command.undelete_service).to receive(:run).and_raise(exception)
-      end
-
-      it "prints a debugging message and exits non-zero" do
-        expect(command.run(params)).to eq(1)
-
-        expected_output = <<-E
-Error: Failed to undelete.
-Reason: (StandardError) some operation failed
-
-E
-
-        expect(ui.output).to eq(expected_output)
-      end
-
-      context "when debug is enabled" do
-
-        it "includes the backtrace in the error" do
-
-          command.run(params + %w{ -D })
-
-          expected_output = <<-E
-Error: Failed to undelete.
-Reason: (StandardError) some operation failed
-
-
-E
-          expected_output << backtrace.join("\n") << "\n"
-
-          expect(ui.output).to eq(expected_output)
-        end
-
-      end
-
-    end
-
-    context "when the undelete service executes successfully" do
-
-      let(:params) { %w{ --last } }
-
-      before do
-        expect(command.undelete_service).to receive(:run)
-      end
-
-      it "exits 0" do
-        expect(command.run(params)).to eq(0)
-      end
-
-    end
-
-  end
-end
+#
+# Copyright:: Copyright (c) 2015 Chef Software Inc.
+# License:: Apache License, Version 2.0
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+require "spec_helper"
+require "shared/command_with_ui_object"
+require "chef-dk/command/undelete"
+
+describe ChefDK::Command::Undelete do
+
+  it_behaves_like "a command with a UI object"
+
+  subject(:command) do
+    described_class.new
+  end
+
+  let(:undelete_service) { command.undelete_service }
+
+  let(:chef_config_loader) { instance_double("Chef::WorkstationConfigLoader") }
+
+  let(:chef_config) { double("Chef::Config") }
+
+  # nil means the config loader will do the default path lookup
+  let(:config_arg) { nil }
+
+  before do
+    stub_const("Chef::Config", chef_config)
+    allow(Chef::WorkstationConfigLoader).to receive(:new).with(config_arg).and_return(chef_config_loader)
+  end
+
+  describe "parsing args and options" do
+    let(:params) { [] }
+
+    let(:ui) { TestHelpers::TestUI.new }
+
+    before do
+      command.ui = ui
+      command.apply_params!(params)
+    end
+
+    context "when given a path to the config" do
+
+      let(:params) { %w{ -c ~/otherstuff/config.rb } }
+
+      let(:config_arg) { "~/otherstuff/config.rb" }
+
+      before do
+        expect(chef_config_loader).to receive(:load)
+      end
+
+      it "reads the chef/knife config" do
+        expect(Chef::WorkstationConfigLoader).to receive(:new).with(config_arg).and_return(chef_config_loader)
+        expect(command.chef_config).to eq(chef_config)
+        expect(undelete_service.chef_config).to eq(chef_config)
+      end
+
+    end
+
+    describe "settings that require loading chef config" do
+
+      before do
+        allow(chef_config_loader).to receive(:load)
+      end
+
+      context "with no params" do
+
+        it "disables debug by default" do
+          expect(command.debug?).to be(false)
+        end
+
+        it "enables listing undo records" do
+          expect(command.list_undo_records?).to be(true)
+        end
+
+      end
+
+      context "when debug mode is set" do
+
+        let(:params) { [ "-D" ] }
+
+        it "enables debug" do
+          expect(command.debug?).to be(true)
+        end
+
+      end
+
+      context "when --last is given" do
+
+        let(:params) { %w{ -l } }
+
+        it "disables list mode" do
+          expect(command.list_undo_records?).to be(false)
+        end
+
+        it "has no undo id" do
+          expect(command.undo_record_id).to be_nil
+          expect(command.undelete_service.undo_record_id).to be_nil
+        end
+
+      end
+
+      context "when given a undo record id via --id" do
+
+        let(:undo_id) { "20150827180422" }
+
+        let(:params) { [ "-i", undo_id ] }
+
+        it "disables list mode" do
+          expect(command.list_undo_records?).to be(false)
+        end
+
+        it "is configured to perform undo for the given undo id" do
+          expect(command.undo_record_id).to eq(undo_id)
+          expect(command.undelete_service.undo_record_id).to eq(undo_id)
+        end
+
+      end
+
+      context "when exclusive options --last and --id are given" do
+
+        let(:params) { %w{ --last --id foo } }
+
+        it "emits an error message saying they are exclusive and exits" do
+          expect(ui.output).to include("Error: options --last and --id cannot both be given.")
+          expect(ui.output).to include(command.opt_parser.to_s)
+        end
+
+      end
+
+    end
+  end
+
+  describe "running the command" do
+
+    let(:ui) { TestHelpers::TestUI.new }
+
+    before do
+      allow(chef_config_loader).to receive(:load)
+      command.ui = ui
+    end
+
+    context "when given too many arguments" do
+
+      let(:params) { %w{ extra-thing } }
+
+      it "shows usage and exits" do
+        expect(command.run(params)).to eq(1)
+      end
+
+    end
+
+    describe "running the command in list mode" do
+
+      let(:params) { [] }
+
+      it "lists the undo operations" do
+        expect(command.undelete_service).to receive(:list)
+        expect(command.run(params)).to eq(0)
+      end
+
+    end
+
+    context "when the undelete service raises an exception" do
+
+      let(:params) { %w{ --last } }
+
+      let(:backtrace) { caller[0...3] }
+
+      let(:cause) do
+        e = StandardError.new("some operation failed")
+        e.set_backtrace(backtrace)
+        e
+      end
+
+      let(:exception) do
+        ChefDK::UndeleteError.new("Failed to undelete.", cause)
+      end
+
+      before do
+        allow(command.undelete_service).to receive(:run).and_raise(exception)
+      end
+
+      it "prints a debugging message and exits non-zero" do
+        expect(command.run(params)).to eq(1)
+
+        expected_output = <<-E
+Error: Failed to undelete.
+Reason: (StandardError) some operation failed
+
+E
+
+        expect(ui.output).to eq(expected_output)
+      end
+
+      context "when debug is enabled" do
+
+        it "includes the backtrace in the error" do
+
+          command.run(params + %w{ -D })
+
+          expected_output = <<-E
+Error: Failed to undelete.
+Reason: (StandardError) some operation failed
+
+
+E
+          expected_output << backtrace.join("\n") << "\n"
+
+          expect(ui.output).to eq(expected_output)
+        end
+
+      end
+
+    end
+
+    context "when the undelete service executes successfully" do
+
+      let(:params) { %w{ --last } }
+
+      before do
+        expect(command.undelete_service).to receive(:run)
+      end
+
+      it "exits 0" do
+        expect(command.run(params)).to eq(0)
+      end
+
+    end
+
+  end
+end