Set default ResizePolicy in fuzzer for roundtrip tests

Author: tallclair

pkg/apis/core/fuzzer/fuzzer.go

@@ -309,6 +309,23 @@ var Funcs = func(codecs runtimeserializer.CodecFactory) []interface{} {
 			c.FuzzNoCustom(ct)                                          // fuzz self without calling this function again
 			ct.TerminationMessagePath = "/" + ct.TerminationMessagePath // Must be non-empty
 			ct.TerminationMessagePolicy = "File"
+			// Match defaulting in pkg/apis/core/v1/defaults.go.
+			_, hasCPUReq := ct.Resources.Requests[core.ResourceCPU]
+			_, hasCPULim := ct.Resources.Limits[core.ResourceCPU]
+			_, hasMemReq := ct.Resources.Requests[core.ResourceMemory]
+			_, hasMemLim := ct.Resources.Limits[core.ResourceMemory]
+			if hasCPUReq || hasCPULim {
+				ct.ResizePolicy = append(ct.ResizePolicy, core.ContainerResizePolicy{
+					ResourceName:  core.ResourceCPU,
+					RestartPolicy: core.NotRequired,
+				})
+			}
+			if hasMemReq || hasMemLim {
+				ct.ResizePolicy = append(ct.ResizePolicy, core.ContainerResizePolicy{
+					ResourceName:  core.ResourceMemory,
+					RestartPolicy: core.NotRequired,
+				})
+			}
 		},
 		func(ep *core.EphemeralContainer, c fuzz.Continue) {
 			c.FuzzNoCustom(ep)                                                                   // fuzz self without calling this function again