shell_init_spec.rb in chef-dk-2.5.3

- old
+ new
@@ -1,339 +1,339 @@
-#
-# Copyright:: Copyright (c) 2014 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 "chef-dk/command/shell_init"
-
-describe ChefDK::Command::ShellInit do
-
-  let(:expected_path) { [omnibus_bin_dir, user_bin_dir, omnibus_embedded_bin_dir, ENV["PATH"], git_bin_dir].join(File::PATH_SEPARATOR) }
-  let(:stdout_io) { StringIO.new }
-  let(:stderr_io) { StringIO.new }
-
-  let(:command_instance) do
-    ChefDK::Command::ShellInit.new.tap do |c|
-      allow(c).to receive(:stdout).and_return(stdout_io)
-      allow(c).to receive(:stderr).and_return(stderr_io)
-    end
-  end
-
-  shared_context "shell init script" do |shell|
-    let(:user_bin_dir) { File.expand_path(File.join(Gem.user_dir, "bin")) }
-    let(:expected_gem_root) { Gem.default_dir.to_s }
-    let(:expected_gem_home) { Gem.user_dir }
-    let(:expected_gem_path) { Gem.path.join(File::PATH_SEPARATOR) }
-
-    before do
-      allow(::Dir).to receive(:exists?).and_call_original
-    end
-
-    context "with no explicit omnibus directory" do
-
-      let(:omnibus_bin_dir) { "/foo/bin" }
-      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
-      let(:git_bin_dir) { "/foo/gitbin" }
-      let(:argv) { [shell] }
-
-      before do
-        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
-        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
-        allow(command_instance).to receive(:git_bin_dir).and_return(git_bin_dir)
-        allow(::Dir).to receive(:exists?).with(git_bin_dir).and_return(true)
-      end
-
-      it "emits a script to add ChefDK's ruby to the shell environment" do
-        command_instance.run(argv)
-        expect(stdout_io.string).to include(expected_environment_commands)
-      end
-
-      it "does not emit any empty lines", :if => %w{powershell posh}.include?(shell) do
-        command_instance.run(argv)
-        stdout_io.string.each_line do |s|
-          expect(s.strip).not_to be_empty
-        end
-      end
-    end
-
-    context "with an explicit omnibus directory as an argument" do
-
-      let(:omnibus_root) { File.join(fixtures_path, "eg_omnibus_dir/valid/") }
-      let(:omnibus_bin_dir) { File.join(omnibus_root, "bin") }
-      let(:omnibus_embedded_bin_dir) { File.join(omnibus_root, "embedded/bin") }
-      let(:git_bin_dir) { File.join(omnibus_root, "gitbin") }
-
-      let(:argv) { [shell, "--omnibus-dir", omnibus_root] }
-
-      before do
-        allow(::Dir).to receive(:exists?).with(git_bin_dir).and_return(true)
-      end
-
-      it "emits a script to add ChefDK's ruby to the shell environment" do
-        command_instance.run(argv)
-        expect(stdout_io.string).to include(expected_environment_commands)
-      end
-
-      it "does not emit any empty lines", :if => %w{powershell posh}.include?(shell) do
-        command_instance.run(argv)
-        stdout_io.string.each_line do |s|
-          expect(s.strip).not_to be_empty
-        end
-      end
-    end
-  end
-
-  shared_examples "a posix shell script" do |shell|
-    before do
-      stub_const("File::PATH_SEPARATOR", ":")
-    end
-
-    let(:expected_environment_commands) do
-      <<-EOH
-export PATH="#{expected_path}"
-export GEM_ROOT="#{expected_gem_root}"
-export GEM_HOME="#{expected_gem_home}"
-export GEM_PATH="#{expected_gem_path}"
-EOH
-    end
-    include_context "shell init script", shell
-  end
-
-  shared_examples "a powershell script" do |shell|
-    before do
-      stub_const("File::PATH_SEPARATOR", ";")
-    end
-
-    let(:expected_environment_commands) do
-      <<-EOH
-$env:PATH="#{expected_path}"
-$env:GEM_ROOT="#{expected_gem_root}"
-$env:GEM_HOME="#{expected_gem_home}"
-$env:GEM_PATH="#{expected_gem_path}"
-EOH
-    end
-    include_context "shell init script", shell
-  end
-
-  context "for sh" do
-    it_behaves_like "a posix shell script", "sh"
-  end
-
-  context "for bash" do
-    it_behaves_like "a posix shell script", "bash"
-
-    describe "generating auto-complete" do
-
-      let(:command_descriptions) do
-        {
-          "exec" => "Runs the command in context of the embedded ruby",
-          "env" => "Prints environment variables used by ChefDK",
-          "gem" => "Runs the `gem` command in context of the embedded ruby",
-          "generate" => "Generate a new app, cookbook, or component",
-        }
-      end
-
-      let(:omnibus_bin_dir) { "/foo/bin" }
-      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
-
-      let(:argv) { [ "bash" ] }
-
-      let(:expected_completion_function) do
-        <<-END_COMPLETION
-_chef_comp() {
-    local COMMANDS="exec env gem generate"
-    COMPREPLY=($(compgen -W "$COMMANDS" -- ${COMP_WORDS[COMP_CWORD]} ))
-}
-complete -F _chef_comp chef
-END_COMPLETION
-      end
-
-      before do
-        # Stub this or else we'd have to update the test every time a new command
-        # is added.
-        allow(command_instance.shell_completion_template_context).to receive(:commands).
-          and_return(command_descriptions)
-
-        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
-        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
-      end
-
-      it "generates a completion function for the chef command" do
-        command_instance.run(argv)
-        expect(stdout_io.string).to include(expected_completion_function)
-      end
-
-    end
-  end
-
-  context "for zsh" do
-
-    it_behaves_like "a posix shell script", "zsh"
-
-    describe "generating auto-complete" do
-
-      let(:command_descriptions) do
-        {
-          "exec" => "Runs the command in context of the embedded ruby",
-          "env" => "Prints environment variables used by ChefDK",
-          "gem" => "Runs the `gem` command in context of the embedded ruby",
-          "generate" => "Generate a new app, cookbook, or component",
-        }
-      end
-
-      let(:omnibus_bin_dir) { "/foo/bin" }
-      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
-
-      let(:argv) { [ "zsh" ] }
-
-      let(:expected_completion_function) do
-        <<-END_COMPLETION
-function _chef() {
-
-  local -a _1st_arguments
-  _1st_arguments=(
-      'exec:Runs the command in context of the embedded ruby'
-      'env:Prints environment variables used by ChefDK'
-      'gem:Runs the `gem` command in context of the embedded ruby'
-      'generate:Generate a new app, cookbook, or component'
-    )
-
-  _arguments \\
-    '(-v --version)'{-v,--version}'[version information]' \\
-    '*:: :->subcmds' && return 0
-
-  if (( CURRENT == 1 )); then
-    _describe -t commands "chef subcommand" _1st_arguments
-    return
-  fi
-}
-
-compdef _chef chef
-
-        END_COMPLETION
-      end
-
-      before do
-        # Stub this or else we'd have to update the test every time a new command
-        # is added.
-        allow(command_instance.shell_completion_template_context).to receive(:commands).
-          and_return(command_descriptions)
-
-        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
-        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
-      end
-
-      it "generates a completion function for the chef command" do
-        command_instance.run(argv)
-        expect(stdout_io.string).to include(expected_completion_function)
-      end
-    end
-  end
-
-  context "for fish" do
-    before do
-      stub_const("File::PATH_SEPARATOR", ":")
-    end
-    let(:expected_path) { [omnibus_bin_dir, user_bin_dir, omnibus_embedded_bin_dir, ENV["PATH"], git_bin_dir].join(":").split(":").join('" "') }
-    let(:expected_environment_commands) do
-      <<-EOH
-set -gx PATH "#{expected_path}" 2>/dev/null;
-set -gx GEM_ROOT "#{expected_gem_root}";
-set -gx GEM_HOME "#{expected_gem_home}";
-set -gx GEM_PATH "#{expected_gem_path}";
-EOH
-    end
-
-    include_context "shell init script", "fish"
-
-    describe "generating auto-complete" do
-
-      let(:command_descriptions) do
-        {
-          "exec" => "Runs the command in context of the embedded ruby",
-          "env" => "Prints environment variables used by ChefDK",
-          "gem" => "Runs the `gem` command in context of the embedded ruby",
-          "generate" => "Generate a new app, cookbook, or component",
-        }
-      end
-
-      let(:omnibus_bin_dir) { "/foo/bin" }
-      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
-
-      let(:argv) { [ "fish" ] }
-
-      let(:expected_completion_function) do
-        <<-END_COMPLETION
-# Fish Shell command-line completions for ChefDK
-
-function __fish_chef_no_command --description 'Test if chef has yet to be given the main command'
-  set -l cmd (commandline -opc)
-  test (count $cmd) -eq 1
-end
-
-complete -c chef -f -n '__fish_chef_no_command' -a exec -d "Runs the command in context of the embedded ruby"
-complete -c chef -f -n '__fish_chef_no_command' -a env -d "Prints environment variables used by ChefDK"
-complete -c chef -f -n '__fish_chef_no_command' -a gem -d "Runs the `gem` command in context of the embedded ruby"
-complete -c chef -f -n '__fish_chef_no_command' -a generate -d "Generate a new app, cookbook, or component"
-END_COMPLETION
-      end
-
-      before do
-        # Stub this or else we'd have to update the test every time a new command
-        # is added.
-        allow(command_instance.shell_completion_template_context).to receive(:commands).
-          and_return(command_descriptions)
-
-        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
-        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
-      end
-
-      it "generates a completion function for the chef command" do
-        command_instance.run(argv)
-        expect(stdout_io.string).to include(expected_completion_function)
-      end
-    end
-  end
-
-  %w{powershell posh}.each do |shell|
-    context "for #{shell}" do
-      it_behaves_like "a powershell script", shell
-    end
-  end
-
-  context "when no shell is specified" do
-
-    let(:argv) { [] }
-
-    it "exits with an error message" do
-      expect(command_instance.run(argv)).to eq(1)
-      expect(stderr_io.string).to include("Please specify what shell you are using")
-    end
-
-  end
-
-  context "when an unsupported shell is specified" do
-
-    let(:argv) { ["nosuchsh"] }
-
-    it "exits with an error message" do
-      expect(command_instance.run(argv)).to eq(1)
-      expect(stderr_io.string).to include("Shell `nosuchsh' is not currently supported")
-      expect(stderr_io.string).to include("Supported shells are: bash fish zsh sh powershell posh")
-    end
-
-  end
-
-end
+#
+# Copyright:: Copyright (c) 2014 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 "chef-dk/command/shell_init"
+
+describe ChefDK::Command::ShellInit do
+
+  let(:expected_path) { [omnibus_bin_dir, user_bin_dir, omnibus_embedded_bin_dir, ENV["PATH"], git_bin_dir].join(File::PATH_SEPARATOR) }
+  let(:stdout_io) { StringIO.new }
+  let(:stderr_io) { StringIO.new }
+
+  let(:command_instance) do
+    ChefDK::Command::ShellInit.new.tap do |c|
+      allow(c).to receive(:stdout).and_return(stdout_io)
+      allow(c).to receive(:stderr).and_return(stderr_io)
+    end
+  end
+
+  shared_context "shell init script" do |shell|
+    let(:user_bin_dir) { File.expand_path(File.join(Gem.user_dir, "bin")) }
+    let(:expected_gem_root) { Gem.default_dir.to_s }
+    let(:expected_gem_home) { Gem.user_dir }
+    let(:expected_gem_path) { Gem.path.join(File::PATH_SEPARATOR) }
+
+    before do
+      allow(::Dir).to receive(:exists?).and_call_original
+    end
+
+    context "with no explicit omnibus directory" do
+
+      let(:omnibus_bin_dir) { "/foo/bin" }
+      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
+      let(:git_bin_dir) { "/foo/gitbin" }
+      let(:argv) { [shell] }
+
+      before do
+        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
+        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
+        allow(command_instance).to receive(:git_bin_dir).and_return(git_bin_dir)
+        allow(::Dir).to receive(:exists?).with(git_bin_dir).and_return(true)
+      end
+
+      it "emits a script to add ChefDK's ruby to the shell environment" do
+        command_instance.run(argv)
+        expect(stdout_io.string).to include(expected_environment_commands)
+      end
+
+      it "does not emit any empty lines", :if => %w{powershell posh}.include?(shell) do
+        command_instance.run(argv)
+        stdout_io.string.each_line do |s|
+          expect(s.strip).not_to be_empty
+        end
+      end
+    end
+
+    context "with an explicit omnibus directory as an argument" do
+
+      let(:omnibus_root) { File.join(fixtures_path, "eg_omnibus_dir/valid/") }
+      let(:omnibus_bin_dir) { File.join(omnibus_root, "bin") }
+      let(:omnibus_embedded_bin_dir) { File.join(omnibus_root, "embedded/bin") }
+      let(:git_bin_dir) { File.join(omnibus_root, "gitbin") }
+
+      let(:argv) { [shell, "--omnibus-dir", omnibus_root] }
+
+      before do
+        allow(::Dir).to receive(:exists?).with(git_bin_dir).and_return(true)
+      end
+
+      it "emits a script to add ChefDK's ruby to the shell environment" do
+        command_instance.run(argv)
+        expect(stdout_io.string).to include(expected_environment_commands)
+      end
+
+      it "does not emit any empty lines", :if => %w{powershell posh}.include?(shell) do
+        command_instance.run(argv)
+        stdout_io.string.each_line do |s|
+          expect(s.strip).not_to be_empty
+        end
+      end
+    end
+  end
+
+  shared_examples "a posix shell script" do |shell|
+    before do
+      stub_const("File::PATH_SEPARATOR", ":")
+    end
+
+    let(:expected_environment_commands) do
+      <<-EOH
+export PATH="#{expected_path}"
+export GEM_ROOT="#{expected_gem_root}"
+export GEM_HOME="#{expected_gem_home}"
+export GEM_PATH="#{expected_gem_path}"
+EOH
+    end
+    include_context "shell init script", shell
+  end
+
+  shared_examples "a powershell script" do |shell|
+    before do
+      stub_const("File::PATH_SEPARATOR", ";")
+    end
+
+    let(:expected_environment_commands) do
+      <<-EOH
+$env:PATH="#{expected_path}"
+$env:GEM_ROOT="#{expected_gem_root}"
+$env:GEM_HOME="#{expected_gem_home}"
+$env:GEM_PATH="#{expected_gem_path}"
+EOH
+    end
+    include_context "shell init script", shell
+  end
+
+  context "for sh" do
+    it_behaves_like "a posix shell script", "sh"
+  end
+
+  context "for bash" do
+    it_behaves_like "a posix shell script", "bash"
+
+    describe "generating auto-complete" do
+
+      let(:command_descriptions) do
+        {
+          "exec" => "Runs the command in context of the embedded ruby",
+          "env" => "Prints environment variables used by ChefDK",
+          "gem" => "Runs the `gem` command in context of the embedded ruby",
+          "generate" => "Generate a new app, cookbook, or component",
+        }
+      end
+
+      let(:omnibus_bin_dir) { "/foo/bin" }
+      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
+
+      let(:argv) { [ "bash" ] }
+
+      let(:expected_completion_function) do
+        <<-END_COMPLETION
+_chef_comp() {
+    local COMMANDS="exec env gem generate"
+    COMPREPLY=($(compgen -W "$COMMANDS" -- ${COMP_WORDS[COMP_CWORD]} ))
+}
+complete -F _chef_comp chef
+END_COMPLETION
+      end
+
+      before do
+        # Stub this or else we'd have to update the test every time a new command
+        # is added.
+        allow(command_instance.shell_completion_template_context).to receive(:commands).
+          and_return(command_descriptions)
+
+        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
+        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
+      end
+
+      it "generates a completion function for the chef command" do
+        command_instance.run(argv)
+        expect(stdout_io.string).to include(expected_completion_function)
+      end
+
+    end
+  end
+
+  context "for zsh" do
+
+    it_behaves_like "a posix shell script", "zsh"
+
+    describe "generating auto-complete" do
+
+      let(:command_descriptions) do
+        {
+          "exec" => "Runs the command in context of the embedded ruby",
+          "env" => "Prints environment variables used by ChefDK",
+          "gem" => "Runs the `gem` command in context of the embedded ruby",
+          "generate" => "Generate a new app, cookbook, or component",
+        }
+      end
+
+      let(:omnibus_bin_dir) { "/foo/bin" }
+      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
+
+      let(:argv) { [ "zsh" ] }
+
+      let(:expected_completion_function) do
+        <<-END_COMPLETION
+function _chef() {
+
+  local -a _1st_arguments
+  _1st_arguments=(
+      'exec:Runs the command in context of the embedded ruby'
+      'env:Prints environment variables used by ChefDK'
+      'gem:Runs the `gem` command in context of the embedded ruby'
+      'generate:Generate a new app, cookbook, or component'
+    )
+
+  _arguments \\
+    '(-v --version)'{-v,--version}'[version information]' \\
+    '*:: :->subcmds' && return 0
+
+  if (( CURRENT == 1 )); then
+    _describe -t commands "chef subcommand" _1st_arguments
+    return
+  fi
+}
+
+compdef _chef chef
+
+        END_COMPLETION
+      end
+
+      before do
+        # Stub this or else we'd have to update the test every time a new command
+        # is added.
+        allow(command_instance.shell_completion_template_context).to receive(:commands).
+          and_return(command_descriptions)
+
+        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
+        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
+      end
+
+      it "generates a completion function for the chef command" do
+        command_instance.run(argv)
+        expect(stdout_io.string).to include(expected_completion_function)
+      end
+    end
+  end
+
+  context "for fish" do
+    before do
+      stub_const("File::PATH_SEPARATOR", ":")
+    end
+    let(:expected_path) { [omnibus_bin_dir, user_bin_dir, omnibus_embedded_bin_dir, ENV["PATH"], git_bin_dir].join(":").split(":").join('" "') }
+    let(:expected_environment_commands) do
+      <<-EOH
+set -gx PATH "#{expected_path}" 2>/dev/null;
+set -gx GEM_ROOT "#{expected_gem_root}";
+set -gx GEM_HOME "#{expected_gem_home}";
+set -gx GEM_PATH "#{expected_gem_path}";
+EOH
+    end
+
+    include_context "shell init script", "fish"
+
+    describe "generating auto-complete" do
+
+      let(:command_descriptions) do
+        {
+          "exec" => "Runs the command in context of the embedded ruby",
+          "env" => "Prints environment variables used by ChefDK",
+          "gem" => "Runs the `gem` command in context of the embedded ruby",
+          "generate" => "Generate a new app, cookbook, or component",
+        }
+      end
+
+      let(:omnibus_bin_dir) { "/foo/bin" }
+      let(:omnibus_embedded_bin_dir) { "/foo/embedded/bin" }
+
+      let(:argv) { [ "fish" ] }
+
+      let(:expected_completion_function) do
+        <<-END_COMPLETION
+# Fish Shell command-line completions for ChefDK
+
+function __fish_chef_no_command --description 'Test if chef has yet to be given the main command'
+  set -l cmd (commandline -opc)
+  test (count $cmd) -eq 1
+end
+
+complete -c chef -f -n '__fish_chef_no_command' -a exec -d "Runs the command in context of the embedded ruby"
+complete -c chef -f -n '__fish_chef_no_command' -a env -d "Prints environment variables used by ChefDK"
+complete -c chef -f -n '__fish_chef_no_command' -a gem -d "Runs the `gem` command in context of the embedded ruby"
+complete -c chef -f -n '__fish_chef_no_command' -a generate -d "Generate a new app, cookbook, or component"
+END_COMPLETION
+      end
+
+      before do
+        # Stub this or else we'd have to update the test every time a new command
+        # is added.
+        allow(command_instance.shell_completion_template_context).to receive(:commands).
+          and_return(command_descriptions)
+
+        allow(command_instance).to receive(:omnibus_embedded_bin_dir).and_return(omnibus_embedded_bin_dir)
+        allow(command_instance).to receive(:omnibus_bin_dir).and_return(omnibus_bin_dir)
+      end
+
+      it "generates a completion function for the chef command" do
+        command_instance.run(argv)
+        expect(stdout_io.string).to include(expected_completion_function)
+      end
+    end
+  end
+
+  %w{powershell posh}.each do |shell|
+    context "for #{shell}" do
+      it_behaves_like "a powershell script", shell
+    end
+  end
+
+  context "when no shell is specified" do
+
+    let(:argv) { [] }
+
+    it "exits with an error message" do
+      expect(command_instance.run(argv)).to eq(1)
+      expect(stderr_io.string).to include("Please specify what shell you are using")
+    end
+
+  end
+
+  context "when an unsupported shell is specified" do
+
+    let(:argv) { ["nosuchsh"] }
+
+    it "exits with an error message" do
+      expect(command_instance.run(argv)).to eq(1)
+      expect(stderr_io.string).to include("Shell `nosuchsh' is not currently supported")
+      expect(stderr_io.string).to include("Supported shells are: bash fish zsh sh powershell posh")
+    end
+
+  end
+
+end