Add get cluster integration test

Adding an integration test for listing the active
clusters, ensuring the previously created cluster
is listed and exit code != 0.

Issue #208

tests/integration/create_get_delete/integration_test.go

@@ -30,6 +30,7 @@ import (
 const (
 	createTimeout = 20
 	deleteTimeout = 10
+	getTimeout    = 1
 	region        = "us-west-2"
 )
 
@@ -187,6 +188,31 @@ var _ = Describe("Create (Integration)", func() {
 		})
 	})
 
+	Describe("when listing clusters", func() {
+		var (
+			err     error
+			session *gexec.Session
+		)
+
+		It("should not return an error", func() {
+			args := []string{"get", "cluster", "--region", region}
+
+			command := exec.Command(eksctlPath, args...)
+			session, err = gexec.Start(command, GinkgoWriter, GinkgoWriter)
+
+			if err != nil {
+				Fail(fmt.Sprintf("error starting process: %v", err), 1)
+			}
+
+			session.Wait(getTimeout * time.Minute)
+			Expect(session.ExitCode()).Should(Equal(0))
+		})
+
+		It("should return the previously created cluster", func() {
+			Expect(string(session.Buffer().Contents())).To(ContainSubstring(clusterName))
+		})
+	})
+
 	Describe("when deleting a cluster", func() {
 		var (
 			err     error