[VOL-4290] Voltha go library updates for gRPC migration
Change-Id: I1aa2774beb6b7ed7419bc45aeb53fcae8a8ecda0
diff --git a/vendor/github.com/golang/mock/gomock/callset.go b/vendor/github.com/golang/mock/gomock/callset.go
new file mode 100644
index 0000000..49dba78
--- /dev/null
+++ b/vendor/github.com/golang/mock/gomock/callset.go
@@ -0,0 +1,113 @@
+// Copyright 2011 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package gomock
+
+import (
+ "bytes"
+ "errors"
+ "fmt"
+)
+
+// callSet represents a set of expected calls, indexed by receiver and method
+// name.
+type callSet struct {
+ // Calls that are still expected.
+ expected map[callSetKey][]*Call
+ // Calls that have been exhausted.
+ exhausted map[callSetKey][]*Call
+}
+
+// callSetKey is the key in the maps in callSet
+type callSetKey struct {
+ receiver interface{}
+ fname string
+}
+
+func newCallSet() *callSet {
+ return &callSet{make(map[callSetKey][]*Call), make(map[callSetKey][]*Call)}
+}
+
+// Add adds a new expected call.
+func (cs callSet) Add(call *Call) {
+ key := callSetKey{call.receiver, call.method}
+ m := cs.expected
+ if call.exhausted() {
+ m = cs.exhausted
+ }
+ m[key] = append(m[key], call)
+}
+
+// Remove removes an expected call.
+func (cs callSet) Remove(call *Call) {
+ key := callSetKey{call.receiver, call.method}
+ calls := cs.expected[key]
+ for i, c := range calls {
+ if c == call {
+ // maintain order for remaining calls
+ cs.expected[key] = append(calls[:i], calls[i+1:]...)
+ cs.exhausted[key] = append(cs.exhausted[key], call)
+ break
+ }
+ }
+}
+
+// FindMatch searches for a matching call. Returns error with explanation message if no call matched.
+func (cs callSet) FindMatch(receiver interface{}, method string, args []interface{}) (*Call, error) {
+ key := callSetKey{receiver, method}
+
+ // Search through the expected calls.
+ expected := cs.expected[key]
+ var callsErrors bytes.Buffer
+ for _, call := range expected {
+ err := call.matches(args)
+ if err != nil {
+ _, _ = fmt.Fprintf(&callsErrors, "\n%v", err)
+ } else {
+ return call, nil
+ }
+ }
+
+ // If we haven't found a match then search through the exhausted calls so we
+ // get useful error messages.
+ exhausted := cs.exhausted[key]
+ for _, call := range exhausted {
+ if err := call.matches(args); err != nil {
+ _, _ = fmt.Fprintf(&callsErrors, "\n%v", err)
+ continue
+ }
+ _, _ = fmt.Fprintf(
+ &callsErrors, "all expected calls for method %q have been exhausted", method,
+ )
+ }
+
+ if len(expected)+len(exhausted) == 0 {
+ _, _ = fmt.Fprintf(&callsErrors, "there are no expected calls of the method %q for that receiver", method)
+ }
+
+ return nil, errors.New(callsErrors.String())
+}
+
+// Failures returns the calls that are not satisfied.
+func (cs callSet) Failures() []*Call {
+ failures := make([]*Call, 0, len(cs.expected))
+ for _, calls := range cs.expected {
+ for _, call := range calls {
+ if !call.satisfied() {
+ failures = append(failures, call)
+ }
+ }
+ }
+ return failures
+}