Filters []string

	// TotalMatch will require that the all elements exactly match (eg, if I have 3 elements in the
	// check, the listener must as well). Otherwise, we only validate the assertions we provided are
	// present.
	TotalMatch bool
}

type FilterChainTest struct {
	// Match a filter chain by name
	Name string
	// Match filter chain by 'type'. This can be important since Name is currently not unique

//		'\\' c      matches character c
//		lo '-' hi   matches character c for lo <= c <= hi
//
// Match requires pattern to match all of name, not just a substring.
// The only possible returned error is [ErrBadPattern], when pattern
// is malformed.
func Match(pattern, name string) (matched bool, err error) {
Pattern:
	for len(pattern) > 0 {
		var star bool
		var chunk string

	rMatch := rp.Match.GetRouteConfiguration()
	if rMatch == nil {
		return true
	}

	vMatch := rMatch.Vhost
	if vMatch == nil {
		// match any virtual host in the named httpRoute configuration
		return true
	}

	match := vMatch.Route
	if match == nil {
		// match any httpRoute in the virtual host
		return true
	}

	if httpRoute == nil {

	elem := strings.Split(name, "/")

	// filter must match.
	// accept partial match that may produce full match later.
	ok, partial = m.filter.matches(elem, m.matchFunc)
	if !ok {
		return name, false, false
	}

	// skip must not match.
	// ignore partial match so we can get to more precise match later.
	skip, partialSkip := m.skip.matches(elem, m.matchFunc)
	if skip && !partialSkip {

    failurePolicy: Fail
    matchPolicy: Equivalent
    name: rev.namespace.sidecar-injector.istio.io
    namespaceSelector:
      matchLabels:
        istio.io/deactivated: never-match
    objectSelector:
      matchLabels:
        istio.io/deactivated: never-match
    reinvocationPolicy: Never
    rules:
      - apiGroups:
          - ""
        apiVersions:
          - v1
        operations:
          - CREATE

# matches every HTTP request and ensures that route rules always have at
# least one valid match.
apiVersion: gateway.networking.k8s.io/v1beta1
kind: HTTPRoute
metadata:
  name: default-match-route
  labels:
    app: default-match
spec:
  parentRefs:
  - name: default-match-gw
  hostnames:
  - default-match.com
  rules:
  - matches:
    - headers:
      - type: Exact

		}
	}

	for _, overlay := range overlays {
		// Each overlay should have exactly one match in the output manifest.
		switch {
		case len(matches[overlay]) == 0:
			errs = util.AppendErr(errs, fmt.Errorf("overlay for %s:%s does not match any object in output manifest. Available objects are:\n%s",
				overlay.Kind, overlay.Name, strings.Join(objs.Keys(), "\n")))

apiVersion: gateway.networking.k8s.io/v1beta1
kind: HTTPRoute
metadata:
  name: duplicate-header-match
spec:
  rules:
  - matches:
    - headers:
      - name: foo
        value: bar
      - name: foo

apiVersion: gateway.networking.k8s.io/v1beta1
kind: HTTPRoute
metadata:
  name: duplicate-query-match
spec:
  rules:
  - matches:
    - queryParams:
      - name: foo
        value: bar
      - name: foo

      createdBefore: "2006-01-02T15:04:05.00Z" # match objects created before "date"
      tags:
        - key: name
          value: pick* # match objects with tag 'name', all values starting with 'pick'
      metadata:
        - key: content-type
          value: image/* # match objects with 'content-type', all values starting with 'image/'
      size: