add a simple smoke testlcg/extract-mixlib-shellout

Signed-off-by: Lamont Granquist <lamont@scriptkiddie.org>

2 files changed, 32 insertions, 1 deletions

diff --git a/lib/mixlib/shellout/helper.rb b/lib/mixlib/shellout/helper.rb
index 50ee702..c7091d4 100644
--- a/lib/mixlib/shellout/helper.rb
+++ b/lib/mixlib/shellout/helper.rb
@@ -16,6 +16,7 @@
 # limitations under the License.
 
 require_relative "../shellout"
+require "chef-utils"
 require "chef-utils/dsl/path_sanity"
 require "chef-utils/internal"
 
@@ -153,7 +154,7 @@ module Mixlib
       end
 
       def __shell_out_command(*args, **options)
-        if __config.target_mode?
+        if __transport_connection
           FakeShellOut.new(args, options, __transport_connection.run_command(args.join(" "))) # FIXME: train should accept run_command(*args)
         else
           cmd = if options.empty?
diff --git a/spec/mixlib/shellout/helper_spec.rb b/spec/mixlib/shellout/helper_spec.rb
new file mode 100644
index 0000000..977568a
--- /dev/null
+++ b/spec/mixlib/shellout/helper_spec.rb
@@ -0,0 +1,30 @@
+require "spec_helper"
+require "mixlib/shellout/helper"
+require "logger"
+
+describe Mixlib::ShellOut::Helper do
+  class TestClass
+    include Mixlib::ShellOut::Helper
+
+    # this is a hash-like object
+    def __config
+      {}
+    end
+
+    # this is a train transport connection or nil
+    def __transport_connection
+      nil
+    end
+
+    # this is a logger-like object
+    def __log
+      Logger.new(IO::NULL)
+    end
+  end
+
+  let(:test_class) { TestClass.new }
+
+  it "works to run a trivial ruby command" do
+    expect(test_class.shell_out("ruby -e 'exit 0'")).to be_kind_of(Mixlib::ShellOut)
+  end
+end