add io tests

encode.go

@@ -22,7 +22,7 @@ func Save(doc *Document, name string) error {
 	return save(doc, name, false)
 }
 
-// Save will save a document as a GLB file with the specified by name.
+// SaveBinary will save a document as a GLB file with the specified by name.
 func SaveBinary(doc *Document, name string) error {
 	return save(doc, name, true)
 }

io_test.go

@@ -0,0 +1,47 @@
+package gltf
+
+import "testing"
+
+func TestRelativeFileHandler_ReadFull(t *testing.T) {
+	type args struct {
+		uri  string
+		data []byte
+	}
+	tests := []struct {
+		name    string
+		h       *RelativeFileHandler
+		args    args
+		wantErr bool
+	}{
+		{"no dir", new(RelativeFileHandler), args{"a.bin", []byte{}}, true},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := tt.h.ReadFull(tt.args.uri, tt.args.data); (err != nil) != tt.wantErr {
+				t.Errorf("RelativeFileHandler.ReadFull() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}
+
+func TestProtocolRegistry_ReadFull(t *testing.T) {
+	type args struct {
+		uri  string
+		data []byte
+	}
+	tests := []struct {
+		name    string
+		reg     ProtocolRegistry
+		args    args
+		wantErr bool
+	}{
+		{"invalid url", make(ProtocolRegistry), args{"%$·$·23", []byte{}}, true},
+	}
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			if err := tt.reg.ReadFull(tt.args.uri, tt.args.data); (err != nil) != tt.wantErr {
+				t.Errorf("ProtocolRegistry.ReadFull() error = %v, wantErr %v", err, tt.wantErr)
+			}
+		})
+	}
+}