Add a new incremental parsing API

Change-Id: I6b921766836d58df0281fb23b2add3f62a478e14

webm_parser/tests/void_parser_test.cc

@@ -0,0 +1,56 @@
+// Copyright (c) 2016 The WebM project authors. All Rights Reserved.
+//
+// Use of this source code is governed by a BSD-style license
+// that can be found in the LICENSE file in the root of the source
+// tree. An additional intellectual property rights grant can be found
+// in the file PATENTS.  All contributing project authors may
+// be found in the AUTHORS file in the root of the source tree.
+#include "src/void_parser.h"
+
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+
+#include "test_utils/element_parser_test.h"
+#include "webm/element.h"
+#include "webm/id.h"
+#include "webm/status.h"
+
+using testing::NotNull;
+
+using webm::ElementParserTest;
+using webm::Id;
+using webm::kUnknownElementSize;
+using webm::Status;
+using webm::VoidParser;
+
+namespace {
+
+class VoidParserTest : public ElementParserTest<VoidParser, Id::kVoid> {};
+
+TEST_F(VoidParserTest, InvalidSize) {
+  TestInit(kUnknownElementSize, Status::kInvalidElementSize);
+}
+
+TEST_F(VoidParserTest, Empty) {
+  EXPECT_CALL(callback_, OnVoid(metadata_, NotNull(), NotNull())).Times(1);
+
+  ParseAndVerify();
+}
+
+TEST_F(VoidParserTest, Valid) {
+  SetReaderData({0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07});
+
+  EXPECT_CALL(callback_, OnVoid(metadata_, NotNull(), NotNull())).Times(1);
+
+  ParseAndVerify();
+}
+
+TEST_F(VoidParserTest, IncrementalParse) {
+  SetReaderData({0x00, 0x01, 0x02, 0x03});
+
+  EXPECT_CALL(callback_, OnVoid(metadata_, NotNull(), NotNull())).Times(4);
+
+  IncrementalParseAndVerify();
+}
+
+}  // namespace