[VOL-2235] Mocks and interfaces for rw-core
This update consists of mocks that are used by the rw-core
during unit testing. It also includes interfaces used for unit
tests.
Change-Id: I20ca1455c358113c3aa897acc6355e0ddbc614b7
diff --git a/vendor/github.com/grpc-ecosystem/grpc-gateway/runtime/fieldmask.go b/vendor/github.com/grpc-ecosystem/grpc-gateway/runtime/fieldmask.go
new file mode 100644
index 0000000..e1cf7a9
--- /dev/null
+++ b/vendor/github.com/grpc-ecosystem/grpc-gateway/runtime/fieldmask.go
@@ -0,0 +1,70 @@
+package runtime
+
+import (
+ "encoding/json"
+ "io"
+ "strings"
+
+ "github.com/golang/protobuf/protoc-gen-go/generator"
+ "google.golang.org/genproto/protobuf/field_mask"
+)
+
+// FieldMaskFromRequestBody creates a FieldMask printing all complete paths from the JSON body.
+func FieldMaskFromRequestBody(r io.Reader) (*field_mask.FieldMask, error) {
+ fm := &field_mask.FieldMask{}
+ var root interface{}
+ if err := json.NewDecoder(r).Decode(&root); err != nil {
+ if err == io.EOF {
+ return fm, nil
+ }
+ return nil, err
+ }
+
+ queue := []fieldMaskPathItem{{node: root}}
+ for len(queue) > 0 {
+ // dequeue an item
+ item := queue[0]
+ queue = queue[1:]
+
+ if m, ok := item.node.(map[string]interface{}); ok {
+ // if the item is an object, then enqueue all of its children
+ for k, v := range m {
+ queue = append(queue, fieldMaskPathItem{path: append(item.path, generator.CamelCase(k)), node: v})
+ }
+ } else if len(item.path) > 0 {
+ // otherwise, it's a leaf node so print its path
+ fm.Paths = append(fm.Paths, strings.Join(item.path, "."))
+ }
+ }
+
+ return fm, nil
+}
+
+// fieldMaskPathItem stores a in-progress deconstruction of a path for a fieldmask
+type fieldMaskPathItem struct {
+ // the list of prior fields leading up to node
+ path []string
+
+ // a generic decoded json object the current item to inspect for further path extraction
+ node interface{}
+}
+
+// CamelCaseFieldMask updates the given FieldMask by converting all of its paths to CamelCase, using the same heuristic
+// that's used for naming protobuf fields in Go.
+func CamelCaseFieldMask(mask *field_mask.FieldMask) {
+ if mask == nil || mask.Paths == nil {
+ return
+ }
+
+ var newPaths []string
+ for _, path := range mask.Paths {
+ lowerCasedParts := strings.Split(path, ".")
+ var camelCasedParts []string
+ for _, part := range lowerCasedParts {
+ camelCasedParts = append(camelCasedParts, generator.CamelCase(part))
+ }
+ newPaths = append(newPaths, strings.Join(camelCasedParts, "."))
+ }
+
+ mask.Paths = newPaths
+}