Fixed TestAssetsFromDir unit test failure in Windows

Author: bobsira

pkg/minikube/machine/filesync_test.go

@@ -127,9 +127,6 @@ func TestAssetsFromDir(t *testing.T) {
 			}
 
 			actualFiles, err := assetsFromDir(testFileBaseDir, test.vmPath, test.flatten)
-			if err != nil {
-				t.Fatalf("got unexpected error adding minikube dir assets: %v", err)
-			}
 
 			t.Cleanup(func() {
 				for _, f := range actualFiles {
@@ -139,6 +136,10 @@ func TestAssetsFromDir(t *testing.T) {
 				}
 			})
 
+			if err != nil {
+				t.Fatalf("got unexpected error adding minikube dir assets: %v", err)
+			}
+
 			got := make(map[string]string)
 			for _, actualFile := range actualFiles {
 				got[actualFile.GetSourcePath()] = actualFile.GetTargetDir()