Initial release

2026-08-16 18:27:57 +07:00
commit 8ff9ca0fc0
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+// 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/block_additions_parser.h"
+
+#include "gtest/gtest.h"
+
+#include "test_utils/element_parser_test.h"
+#include "webm/id.h"
+
+using webm::BlockAdditions;
+using webm::BlockAdditionsParser;
+using webm::BlockMore;
+using webm::ElementParserTest;
+using webm::Id;
+
+namespace {
+
+class BlockAdditionsParserTest
+    : public ElementParserTest<BlockAdditionsParser, Id::kBlockAdditions> {};
+
+TEST_F(BlockAdditionsParserTest, DefaultParse) {
+  ParseAndVerify();
+
+  const BlockAdditions block_additions = parser_.value();
+
+  const std::size_t kExpectedBlockMoresSize = 0;
+  EXPECT_EQ(kExpectedBlockMoresSize, block_additions.block_mores.size());
+}
+
+TEST_F(BlockAdditionsParserTest, DefaultValues) {
+  SetReaderData({
+      0xA6,  // ID = 0xA6 (BlockMore).
+      0x80,  // Size = 0.
+  });
+
+  ParseAndVerify();
+
+  const BlockAdditions block_additions = parser_.value();
+
+  ASSERT_EQ(static_cast<std::size_t>(1), block_additions.block_mores.size());
+  EXPECT_TRUE(block_additions.block_mores[0].is_present());
+  EXPECT_EQ(BlockMore{}, block_additions.block_mores[0].value());
+}
+
+TEST_F(BlockAdditionsParserTest, CustomValues) {
+  SetReaderData({
+      0xA6,  // ID = 0xA6 (BlockMore).
+      0x83,  // Size = 3.
+
+      0xEE,  //   ID = 0xEE (BlockAddID).
+      0x81,  //   Size = 1.
+      0x02,  //   Body (value = 2).
+
+      0xA6,  // ID = 0xA6 (BlockMore).
+      0x83,  // Size = 3.
+
+      0xEE,  //   ID = 0xEE (BlockAddID).
+      0x81,  //   Size = 1.
+      0x03,  //   Body (value = 3).
+  });
+
+  ParseAndVerify();
+
+  const BlockAdditions block_additions = parser_.value();
+
+  BlockMore expected;
+
+  ASSERT_EQ(static_cast<std::size_t>(2), block_additions.block_mores.size());
+  expected.id.Set(2, true);
+  EXPECT_TRUE(block_additions.block_mores[0].is_present());
+  EXPECT_EQ(expected, block_additions.block_mores[0].value());
+  expected.id.Set(3, true);
+  EXPECT_TRUE(block_additions.block_mores[1].is_present());
+  EXPECT_EQ(expected, block_additions.block_mores[1].value());
+}
+
+}  // namespace