Support subresource match

Signed-off-by: Shiming Zhang <wzshiming@foxmail.com>

staging/src/k8s.io/client-go/testing/fixture.go

@@ -20,6 +20,7 @@ import (
 	"fmt"
 	"reflect"
 	"sort"
+	"strings"
 	"sync"
 
 	jsonpatch "github.com/evanphx/json-patch"
@@ -509,12 +510,8 @@ func (r *SimpleReactor) Handles(action Action) bool {
 	if !verbCovers {
 		return false
 	}
-	resourceCovers := r.Resource == "*" || r.Resource == action.GetResource().Resource
-	if !resourceCovers {
-		return false
-	}
 
-	return true
+	return resourceCovers(r.Resource, action)
 }
 
 func (r *SimpleReactor) React(action Action) (bool, runtime.Object, error) {
@@ -530,12 +527,7 @@ type SimpleWatchReactor struct {
 }
 
 func (r *SimpleWatchReactor) Handles(action Action) bool {
-	resourceCovers := r.Resource == "*" || r.Resource == action.GetResource().Resource
+	return resourceCovers(r.Resource, action)
-	if !resourceCovers {
-		return false
-	}
-
-	return true
 }
 
 func (r *SimpleWatchReactor) React(action Action) (bool, watch.Interface, error) {
@@ -551,14 +543,27 @@ type SimpleProxyReactor struct {
 }
 
 func (r *SimpleProxyReactor) Handles(action Action) bool {
-	resourceCovers := r.Resource == "*" || r.Resource == action.GetResource().Resource
+	return resourceCovers(r.Resource, action)
-	if !resourceCovers {
-		return false
-	}
-
-	return true
 }
 
 func (r *SimpleProxyReactor) React(action Action) (bool, restclient.ResponseWrapper, error) {
 	return r.Reaction(action)
 }
+
+func resourceCovers(resource string, action Action) bool {
+	if resource == "*" {
+		return true
+	}
+
+	if resource == action.GetResource().Resource {
+		return true
+	}
+
+	if index := strings.Index(resource, "/"); index != -1 &&
+		resource[:index] == action.GetResource().Resource &&
+		resource[index+1:] == action.GetSubresource() {
+		return true
+	}
+
+	return false
+}