add a test using the flags

Docker-DCO-1.1-Signed-off-by: Victor Vieux <vieux@docker.com> (github: vieux)

integration-cli/docker_cli_save_load_test.go

@@ -7,8 +7,8 @@ import (
 	"testing"
 )
 
-// save a repo and try to load it
-func TestSaveAndLoadRepo(t *testing.T) {
+// save a repo and try to load it using stdout
+func TestSaveAndLoadRepoStdout(t *testing.T) {
 	runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
 	out, _, err := runCommandWithOutput(runCmd)
 	errorOut(err, t, fmt.Sprintf("failed to create a container: %v %v", out, err))
@@ -55,6 +55,58 @@ func TestSaveAndLoadRepo(t *testing.T) {
 
 	os.Remove("/tmp/foobar-save-load-test.tar")
 
-	logDone("save - save a repo")
-	logDone("load - load a repo")
+	logDone("save - save a repo using stdout")
+	logDone("load - load a repo using stdout")
+}
+
+// save a repo and try to load it using flags
+func TestSaveAndLoadRepoFlags(t *testing.T) {
+	runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
+	out, _, err := runCommandWithOutput(runCmd)
+	errorOut(err, t, fmt.Sprintf("failed to create a container: %v %v", out, err))
+
+	cleanedContainerID := stripTrailingCharacters(out)
+
+	repoName := "foobar-save-load-test"
+
+	inspectCmd := exec.Command(dockerBinary, "inspect", cleanedContainerID)
+	out, _, err = runCommandWithOutput(inspectCmd)
+	errorOut(err, t, fmt.Sprintf("output should've been a container id: %v %v", cleanedContainerID, err))
+
+	commitCmd := exec.Command(dockerBinary, "commit", cleanedContainerID, repoName)
+	out, _, err = runCommandWithOutput(commitCmd)
+	errorOut(err, t, fmt.Sprintf("failed to commit container: %v %v", out, err))
+
+	inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
+	before, _, err := runCommandWithOutput(inspectCmd)
+	errorOut(err, t, fmt.Sprintf("the repo should exist before saving it: %v %v", before, err))
+
+	saveCmdTemplate := `%v save -o /tmp/foobar-save-load-test.tar %v`
+	saveCmdFinal := fmt.Sprintf(saveCmdTemplate, dockerBinary, repoName)
+	saveCmd := exec.Command("bash", "-c", saveCmdFinal)
+	out, _, err = runCommandWithOutput(saveCmd)
+	errorOut(err, t, fmt.Sprintf("failed to save repo: %v %v", out, err))
+
+	deleteImages(repoName)
+
+	loadCmdFinal := `docker load -i /tmp/foobar-save-load-test.tar`
+	loadCmd := exec.Command("bash", "-c", loadCmdFinal)
+	out, _, err = runCommandWithOutput(loadCmd)
+	errorOut(err, t, fmt.Sprintf("failed to load repo: %v %v", out, err))
+
+	inspectCmd = exec.Command(dockerBinary, "inspect", repoName)
+	after, _, err := runCommandWithOutput(inspectCmd)
+	errorOut(err, t, fmt.Sprintf("the repo should exist after loading it: %v %v", after, err))
+
+	if before != after {
+		t.Fatalf("inspect is not the same after a save / load")
+	}
+
+	deleteContainer(cleanedContainerID)
+	deleteImages(repoName)
+
+	os.Remove("/tmp/foobar-save-load-test.tar")
+
+	logDone("save - save a repo using -o")
+	logDone("load - load a repo using -i")
 }