RunOOM test should check to see if Oom Control is enabled

closes #13766
Signed-off-by: Srini Brahmaroutu <srbrahma@us.ibm.com>
Upstream-commit: e7fb38410dfcbdd83df7c9e16806bbf8fc3af8b5
Component: engine

components/engine/integration-cli/docker_cli_run_test.go

@@ -2883,6 +2883,7 @@ func (s *DockerSuite) TestRunAllowPortRangeThroughPublish(c *check.C) {
 }
 
 func (s *DockerSuite) TestRunOOMExitCode(c *check.C) {
+	testRequires(c, OomControl)
 	errChan := make(chan error)
 	go func() {
 		defer close(errChan)

components/engine/integration-cli/requirements.go

@@ -7,8 +7,10 @@ import (
 	"log"
 	"net/http"
 	"os/exec"
+	"path"
 	"strings"
 
+	"github.com/docker/libcontainer/cgroups"
 	"github.com/go-check/check"
 )
 
@@ -107,6 +109,24 @@ var (
 		},
 		"Test requires support for IPv6",
 	}
+	OomControl = TestRequirement{
+		func() bool {
+			cgroupMemoryMountpoint, err := cgroups.FindCgroupMountpoint("memory")
+			if err != nil {
+				return false
+			}
+			if _, err := ioutil.ReadFile(path.Join(cgroupMemoryMountpoint, "memory.memsw.limit_in_bytes")); err != nil {
+				return false
+			}
+
+			if _, err = ioutil.ReadFile(path.Join(cgroupMemoryMountpoint, "memory.oom_control")); err != nil {
+				return false
+			}
+			return true
+
+		},
+		"Test requires Oom control enabled.",
+	}
 )
 
 // testRequires checks if the environment satisfies the requirements