Show volume options in 'volume inspect'

We initialized the map to show them, but didn't actually copy
them in, so they weren't being displayed.

Signed-off-by: Matthew Heon <mheon@redhat.com>

libpod/volume_inspect.go

@@ -62,6 +62,9 @@ func (v *Volume) Inspect() (*InspectVolumeData, error) {
 	}
 	data.Scope = v.Scope()
 	data.Options = make(map[string]string)
+	for k, v := range v.config.Options {
+		data.Options[k] = v
+	}
 	data.UID = v.config.UID
 	data.GID = v.config.GID
 	data.ContainerSpecific = v.config.IsCtrSpecific

test/e2e/volume_inspect_test.go

@@ -2,6 +2,7 @@ package integration
 
 import (
 	"os"
+	"strings"
 
 	. "github.com/containers/libpod/test/utils"
 	. "github.com/onsi/ginkgo"
@@ -74,4 +75,16 @@ var _ = Describe("Podman volume inspect", func() {
 		Expect(session.OutputToStringArray()[0]).To(Equal(volName1))
 		Expect(session.OutputToStringArray()[1]).To(Equal(volName2))
 	})
+
+	It("inspect volume finds options", func() {
+		volName := "testvol"
+		session := podmanTest.Podman([]string{"volume", "create", "--opt", "type=tmpfs", volName})
+		session.WaitWithDefaultTimeout()
+		Expect(session.ExitCode()).To(Equal(0))
+
+		inspect := podmanTest.Podman([]string{"volume", "inspect", volName})
+		inspect.WaitWithDefaultTimeout()
+		Expect(inspect.ExitCode()).To(Equal(0))
+		Expect(strings.Contains(inspect.OutputToString(), "tmpfs")).To(BeTrue())
+	})
 })