d518128266
Mass warning clean up. Mainly: - Explicit casts of numeric literals to avoid signed/unsigned compare warnings. - Commenting out of unused function arg names. Change-Id: I0e70393a5743ae984035d43712c724d4ccd12f9d
115 lines
4.0 KiB
C++
115 lines
4.0 KiB
C++
// Copyright (c) 2016 The WebM project authors. All Rights Reserved.
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//
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// Use of this source code is governed by a BSD-style license
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// that can be found in the LICENSE file in the root of the source
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// tree. An additional intellectual property rights grant can be found
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// in the file PATENTS. All contributing project authors may
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// be found in the AUTHORS file in the root of the source tree.
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#ifndef TEST_UTILS_ELEMENT_PARSER_TEST_H_
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#define TEST_UTILS_ELEMENT_PARSER_TEST_H_
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#include <cstdint>
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#include <vector>
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#include "gtest/gtest.h"
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#include "test_utils/limited_reader.h"
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#include "test_utils/parser_test.h"
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#include "webm/buffer_reader.h"
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#include "webm/reader.h"
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#include "webm/status.h"
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namespace webm {
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// Base class for unit tests that test an instance of the ElementParser
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// inteface. The template parameter T is the parser class being tested, and the
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// optional id is the element ID associated with elements from the parser.
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template <typename T, Id id = static_cast<Id>(0)>
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class ElementParserTest : public ParserTest<T> {
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public:
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// Sets the reader's internal buffer to the given buffer and metadata_ to
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// data.size().
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void SetReaderData(std::vector<std::uint8_t> data) override {
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metadata_.size = data.size();
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ParserTest<T>::SetReaderData(std::move(data));
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}
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// Sets metadata_.size to size and then calls Init() on the parser, ensuring
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// that it returns the expected status code.
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void TestInit(std::uint64_t size, Status::Code expected) {
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metadata_.size = size;
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const Status status = parser_.Init(metadata_, metadata_.size);
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ASSERT_EQ(expected, status.code);
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}
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// Similar to the base class implementation, but with the difference that
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// Init() is also called (after setting metadata_.size to size).
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void ParseAndVerify(std::uint64_t size) override {
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TestInit(size, Status::kOkCompleted);
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std::uint64_t num_bytes_read = 0;
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const Status status = parser_.Feed(&callback_, &reader_, &num_bytes_read);
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ASSERT_EQ(Status::kOkCompleted, status.code);
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if (size != kUnknownElementSize) {
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ASSERT_EQ(size, num_bytes_read);
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}
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}
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void ParseAndVerify() override { ParseAndVerify(metadata_.size); }
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void IncrementalParseAndVerify() override {
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TestInit(metadata_.size, Status::kOkCompleted);
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webm::LimitedReader limited_reader(
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std::unique_ptr<webm::Reader>(new BufferReader(std::move(reader_))));
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Status status;
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std::uint64_t num_bytes_read = 0;
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do {
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limited_reader.set_total_read_skip_limit(1);
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std::uint64_t local_num_bytes_read = 0;
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status = parser_.Feed(&callback_, &limited_reader, &local_num_bytes_read);
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num_bytes_read += local_num_bytes_read;
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ASSERT_GE(static_cast<std::uint64_t>(1), local_num_bytes_read);
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} while (status.code == Status::kWouldBlock ||
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status.code == Status::kOkPartial);
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ASSERT_EQ(Status::kOkCompleted, status.code);
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if (metadata_.size != kUnknownElementSize) {
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ASSERT_EQ(metadata_.size, num_bytes_read);
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}
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}
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// Initializes the parser (after setting metadata_.size to size), ensures it
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// succeeds, and then calls Feed() on the parser, making sure it returns the
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// expected status code.
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void ParseAndExpectResult(Status::Code expected, std::uint64_t size) {
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TestInit(size, Status::kOkCompleted);
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std::uint64_t num_bytes_read = 0;
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const Status status = parser_.Feed(&callback_, &reader_, &num_bytes_read);
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ASSERT_EQ(expected, status.code);
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}
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// Initializes the parser, ensures it succeeds, and then calls Feed() on the
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// parser, making sure it returns the expected status code.
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void ParseAndExpectResult(Status::Code expected) override {
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ParseAndExpectResult(expected, metadata_.size);
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}
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protected:
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using ParserTest<T>::callback_;
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using ParserTest<T>::parser_;
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using ParserTest<T>::reader_;
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// Element metadata associated with the element parsed by parser_. This is
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// passed to Init() when initializing the parser.
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ElementMetadata metadata_ = {id, 0, 0, 0};
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};
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} // namespace webm
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#endif // TEST_UTILS_ELEMENT_PARSER_TEST_H_
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