Use BeEmpty() instead of len(x).To(Equal(0))

  sed -i -e 's/Expect(len(\(.*\)))\.To(Equal(0))/Expect(\1).To(BeEmpty())/' test/e2e/*.go

Signed-off-by: Ed Santiago <santiago@redhat.com>

19 files changed, 31 insertions, 31 deletions

diff --git a/test/e2e/container_create_volume_test.go b/test/e2e/container_create_volume_test.go
index 0dac96a5e..572885fd6 100644
--- a/test/e2e/container_create_volume_test.go
+++ b/test/e2e/container_create_volume_test.go
@@ -62,7 +62,7 @@ func checkDataVolumeContainer(pTest *PodmanTestIntegration, image, cont, dest, d
 	Expect(err).To(BeNil())
 
 	if data == "" {
-		Expect(len(files)).To(Equal(0))
+		Expect(files).To(BeEmpty())
 	} else {
 		Expect(len(files)).To(Equal(1))
 		Expect(files[0].Name()).To(Equal(data))
diff --git a/test/e2e/events_test.go b/test/e2e/events_test.go
index 2b9b0f575..f0b07caba 100644
--- a/test/e2e/events_test.go
+++ b/test/e2e/events_test.go
@@ -86,7 +86,7 @@ var _ = Describe("Podman events", func() {
 		result := podmanTest.Podman([]string{"events", "--stream=false", "--filter", "type=pod", "--filter", fmt.Sprintf("container=%s", cid)})
 		result.WaitWithDefaultTimeout()
 		Expect(result).Should(Exit(0))
-		Expect(len(result.OutputToStringArray())).To(Equal(0))
+		Expect(result.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman events with a type", func() {
diff --git a/test/e2e/generate_kube_test.go b/test/e2e/generate_kube_test.go
index 735334eec..2214f2a95 100644
--- a/test/e2e/generate_kube_test.go
+++ b/test/e2e/generate_kube_test.go
@@ -862,7 +862,7 @@ var _ = Describe("Podman generate kube", func() {
 
 		containers := pod.Spec.Containers
 		Expect(len(containers)).To(Equal(1))
-		Expect(len(containers[0].Command)).To(Equal(0))
+		Expect(containers[0].Command).To(BeEmpty())
 
 		cmd := []string{"echo", "hi"}
 		session = podmanTest.Podman(append([]string{"create", "--name", "test1", ALPINE}, cmd...))
diff --git a/test/e2e/images_test.go b/test/e2e/images_test.go
index 9cc04e6b0..e4d63fc27 100644
--- a/test/e2e/images_test.go
+++ b/test/e2e/images_test.go
@@ -161,7 +161,7 @@ var _ = Describe("Podman images", func() {
 		retnone := podmanTest.Podman([]string{"images", "-q", "-f", "reference=bogus"})
 		retnone.WaitWithDefaultTimeout()
 		Expect(retnone).Should(Exit(0))
-		Expect(len(retnone.OutputToStringArray())).To(Equal(0))
+		Expect(retnone.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman images filter before image", func() {
@@ -441,7 +441,7 @@ RUN > file2
 
 		//check if really abc is removed
 		result = podmanTest.Podman([]string{"image", "list", "--filter", "label=abc"})
-		Expect(len(result.OutputToStringArray())).To(Equal(0))
+		Expect(result.OutputToStringArray()).To(BeEmpty())
 
 	})
 
@@ -462,7 +462,7 @@ RUN > file2
 
 		//check if really abc is removed
 		result = podmanTest.Podman([]string{"image", "list", "--filter", "label=abc"})
-		Expect(len(result.OutputToStringArray())).To(Equal(0))
+		Expect(result.OutputToStringArray()).To(BeEmpty())
 
 	})
 
diff --git a/test/e2e/inspect_test.go b/test/e2e/inspect_test.go
index 0f0237adc..e75dfef68 100644
--- a/test/e2e/inspect_test.go
+++ b/test/e2e/inspect_test.go
@@ -245,7 +245,7 @@ var _ = Describe("Podman inspect", func() {
 		baseInspect.WaitWithDefaultTimeout()
 		Expect(baseInspect).To(ExitWithError())
 		emptyJSON := baseInspect.InspectContainerToJSON()
-		Expect(len(emptyJSON)).To(Equal(0))
+		Expect(emptyJSON).To(BeEmpty())
 	})
 
 	It("podman inspect one container with not exist returns 1-length valid array", func() {
diff --git a/test/e2e/logs_test.go b/test/e2e/logs_test.go
index 2558af0eb..14b96f70b 100644
--- a/test/e2e/logs_test.go
+++ b/test/e2e/logs_test.go
@@ -97,7 +97,7 @@ var _ = Describe("Podman logs", func() {
 			results := podmanTest.Podman([]string{"logs", "--tail", "0", cid})
 			results.WaitWithDefaultTimeout()
 			Expect(results).To(Exit(0))
-			Expect(len(results.OutputToStringArray())).To(Equal(0))
+			Expect(results.OutputToStringArray()).To(BeEmpty())
 		})
 
 		It("tail 99 lines: "+log, func() {
diff --git a/test/e2e/pause_test.go b/test/e2e/pause_test.go
index 99488a507..a8fcfb071 100644
--- a/test/e2e/pause_test.go
+++ b/test/e2e/pause_test.go
@@ -291,7 +291,7 @@ var _ = Describe("Podman pause", func() {
 		running = podmanTest.Podman([]string{"ps", "-q"})
 		running.WaitWithDefaultTimeout()
 		Expect(running).Should(Exit(0))
-		Expect(len(running.OutputToStringArray())).To(Equal(0))
+		Expect(running.OutputToStringArray()).To(BeEmpty())
 
 		unpause := podmanTest.Podman([]string{"unpause", "--all"})
 		unpause.WaitWithDefaultTimeout()
diff --git a/test/e2e/play_kube_test.go b/test/e2e/play_kube_test.go
index bcab92b97..c1fde7ebc 100644
--- a/test/e2e/play_kube_test.go
+++ b/test/e2e/play_kube_test.go
@@ -2780,7 +2780,7 @@ invalid kube kind
 		checkls := podmanTest.Podman([]string{"pod", "ps", "--format", "'{{.ID}}'"})
 		checkls.WaitWithDefaultTimeout()
 		Expect(checkls).Should(Exit(0))
-		Expect(len(checkls.OutputToStringArray())).To(Equal(0))
+		Expect(checkls.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman play kube teardown pod does not exist", func() {
diff --git a/test/e2e/pod_create_test.go b/test/e2e/pod_create_test.go
index 186688b93..417a48be2 100644
--- a/test/e2e/pod_create_test.go
+++ b/test/e2e/pod_create_test.go
@@ -86,7 +86,7 @@ var _ = Describe("Podman pod create", func() {
 
 		check := podmanTest.Podman([]string{"pod", "ps", "-q"})
 		check.WaitWithDefaultTimeout()
-		Expect(len(check.OutputToStringArray())).To(Equal(0))
+		Expect(check.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman create pod without network portbindings", func() {
diff --git a/test/e2e/pod_prune_test.go b/test/e2e/pod_prune_test.go
index 6273fcec3..b67fab904 100644
--- a/test/e2e/pod_prune_test.go
+++ b/test/e2e/pod_prune_test.go
@@ -72,6 +72,6 @@ var _ = Describe("Podman pod prune", func() {
 
 		result = podmanTest.Podman([]string{"ps", "-qa"})
 		result.WaitWithDefaultTimeout()
-		Expect(len(result.OutputToStringArray())).To(Equal(0))
+		Expect(result.OutputToStringArray()).To(BeEmpty())
 	})
 })
diff --git a/test/e2e/pod_rm_test.go b/test/e2e/pod_rm_test.go
index d9b0761fa..636503a0c 100644
--- a/test/e2e/pod_rm_test.go
+++ b/test/e2e/pod_rm_test.go
@@ -96,7 +96,7 @@ var _ = Describe("Podman pod rm", func() {
 
 		result = podmanTest.Podman([]string{"ps", "-qa"})
 		result.WaitWithDefaultTimeout()
-		Expect(len(result.OutputToStringArray())).To(Equal(0))
+		Expect(result.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman pod rm -f does remove a running container", func() {
diff --git a/test/e2e/prune_test.go b/test/e2e/prune_test.go
index 6b0081171..623db65b1 100644
--- a/test/e2e/prune_test.go
+++ b/test/e2e/prune_test.go
@@ -105,7 +105,7 @@ var _ = Describe("Podman prune", func() {
 		session = podmanTest.Podman([]string{"image", "prune", "-f"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		// Let's be extra sure that the same number of images is
 		// reported.
@@ -157,7 +157,7 @@ var _ = Describe("Podman prune", func() {
 		session = podmanTest.Podman([]string{"image", "prune", "-f"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		// Now the image will be untagged, and its parent images will
 		// be removed recursively.
@@ -354,7 +354,7 @@ var _ = Describe("Podman prune", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		// One Pod should not be pruned as it was running
 		Expect(podmanTest.NumberOfPods()).To(Equal(1))
diff --git a/test/e2e/pull_test.go b/test/e2e/pull_test.go
index b2474b223..1f24301d1 100644
--- a/test/e2e/pull_test.go
+++ b/test/e2e/pull_test.go
@@ -458,7 +458,7 @@ var _ = Describe("Podman pull", func() {
 
 			data := setup.InspectImageJSON() // returns []inspect.ImageData
 			Expect(len(data)).To(Equal(1))
-			Expect(len(data[0].RepoTags)).To(Equal(0))
+			Expect(data[0].RepoTags).To(BeEmpty())
 		}
 
 		tag := func(image, tag string) {
diff --git a/test/e2e/run_env_test.go b/test/e2e/run_env_test.go
index 5a62db809..f27f5eda7 100644
--- a/test/e2e/run_env_test.go
+++ b/test/e2e/run_env_test.go
@@ -68,7 +68,7 @@ var _ = Describe("Podman run", func() {
 
 		session = podmanTest.Podman([]string{"run", "--rm", "--env", "FOO", ALPINE, "printenv", "FOO"})
 		session.WaitWithDefaultTimeout()
-		Expect(len(session.OutputToString())).To(Equal(0))
+		Expect(session.OutputToString()).To(BeEmpty())
 		Expect(session).Should(Exit(1))
 
 		session = podmanTest.Podman([]string{"run", "--rm", ALPINE, "printenv"})
diff --git a/test/e2e/system_reset_test.go b/test/e2e/system_reset_test.go
index 93ab166cd..42c6e618f 100644
--- a/test/e2e/system_reset_test.go
+++ b/test/e2e/system_reset_test.go
@@ -74,11 +74,11 @@ var _ = Describe("podman system reset", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		session = podmanTest.Podman([]string{"container", "ls", "-q"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 	})
 })
diff --git a/test/e2e/volume_ls_test.go b/test/e2e/volume_ls_test.go
index c1214366b..8a0dce64d 100644
--- a/test/e2e/volume_ls_test.go
+++ b/test/e2e/volume_ls_test.go
@@ -98,7 +98,7 @@ var _ = Describe("Podman volume ls", func() {
 		session = podmanTest.Podman([]string{"volume", "ls", "--filter", "label=foo=foo"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		session = podmanTest.Podman([]string{"volume", "ls", "--filter", "label=foo=bar"})
 		session.WaitWithDefaultTimeout()
@@ -109,7 +109,7 @@ var _ = Describe("Podman volume ls", func() {
 		session = podmanTest.Podman([]string{"volume", "ls", "--filter", "label=foo=baz"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman ls volume with --filter until flag", func() {
@@ -125,7 +125,7 @@ var _ = Describe("Podman volume ls", func() {
 		session = podmanTest.Podman([]string{"volume", "ls", "--filter", "until=50000"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman volume ls with --filter dangling", func() {
diff --git a/test/e2e/volume_plugin_test.go b/test/e2e/volume_plugin_test.go
index cdf635b14..857cd0873 100644
--- a/test/e2e/volume_plugin_test.go
+++ b/test/e2e/volume_plugin_test.go
@@ -82,7 +82,7 @@ var _ = Describe("Podman volume plugins", func() {
 		ls2 := podmanTest.Podman([]string{"volume", "ls", "-q"})
 		ls2.WaitWithDefaultTimeout()
 		Expect(ls2).Should(Exit(0))
-		Expect(len(ls2.OutputToStringArray())).To(Equal(0))
+		Expect(ls2.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("volume inspect with running plugin succeeds", func() {
@@ -146,7 +146,7 @@ var _ = Describe("Podman volume plugins", func() {
 		ls2 := podmanTest.Podman([]string{"volume", "ls", "-q"})
 		ls2.WaitWithDefaultTimeout()
 		Expect(ls2).Should(Exit(0))
-		Expect(len(ls2.OutputToStringArray())).To(Equal(0))
+		Expect(ls2.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("use plugin in containers", func() {
diff --git a/test/e2e/volume_prune_test.go b/test/e2e/volume_prune_test.go
index 364ca0ab7..4e811de55 100644
--- a/test/e2e/volume_prune_test.go
+++ b/test/e2e/volume_prune_test.go
@@ -89,7 +89,7 @@ var _ = Describe("Podman volume prune", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		podmanTest.Cleanup()
 	})
@@ -179,7 +179,7 @@ var _ = Describe("Podman volume prune", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		podmanTest.Cleanup()
 	})
diff --git a/test/e2e/volume_rm_test.go b/test/e2e/volume_rm_test.go
index a05c1b593..68d94963a 100644
--- a/test/e2e/volume_rm_test.go
+++ b/test/e2e/volume_rm_test.go
@@ -45,7 +45,7 @@ var _ = Describe("Podman volume rm", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman volume rm with --force flag", func() {
@@ -66,7 +66,7 @@ var _ = Describe("Podman volume rm", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 
 		podmanTest.Cleanup()
 	})
@@ -93,7 +93,7 @@ var _ = Describe("Podman volume rm", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman volume rm by partial name", func() {
@@ -108,7 +108,7 @@ var _ = Describe("Podman volume rm", func() {
 		session = podmanTest.Podman([]string{"volume", "ls"})
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
-		Expect(len(session.OutputToStringArray())).To(Equal(0))
+		Expect(session.OutputToStringArray()).To(BeEmpty())
 	})
 
 	It("podman volume rm by nonunique partial name", func() {