107 lines
2.9 KiB
C++
107 lines
2.9 KiB
C++
// IACore-OSS; The Core Library for All IA Open Source Projects
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// Copyright (C) 2026 IAS (ias@iasoft.dev)
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <IACore/ADT/RingBuffer.hpp>
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#include <IACore/IATest.hpp>
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using namespace IACore;
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IAT_BEGIN_BLOCK(Core, RingBuffer)
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auto test_push_pop() -> bool {
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Vec<u8> memory(sizeof(RingBufferView::ControlBlock) + 1024);
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auto producer_res = RingBufferView::create(Span<u8>(memory), true);
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IAT_CHECK(producer_res.has_value());
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auto producer = std::move(*producer_res);
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auto consumer_res = RingBufferView::create(Span<u8>(memory), false);
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IAT_CHECK(consumer_res.has_value());
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auto consumer = std::move(*consumer_res);
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String msg = "Hello RingBuffer";
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const auto push_res = producer.push(
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1, Span<const u8>(reinterpret_cast<const u8 *>(msg.data()), msg.size()));
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IAT_CHECK(push_res.has_value());
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RingBufferView::PacketHeader header;
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u8 read_buf[128];
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const auto pop_res = consumer.pop(header, Span<u8>(read_buf, 128));
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IAT_CHECK(pop_res.has_value());
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const auto bytes_read_opt = *pop_res;
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IAT_CHECK(bytes_read_opt.has_value());
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const usize bytes_read = *bytes_read_opt;
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IAT_CHECK_EQ(header.id, static_cast<u16>(1));
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IAT_CHECK_EQ(bytes_read, static_cast<usize>(msg.size()));
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String read_msg(reinterpret_cast<char *>(read_buf), bytes_read);
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IAT_CHECK_EQ(read_msg, msg);
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return true;
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}
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auto test_wrap_around() -> bool {
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Vec<u8> memory(sizeof(RingBufferView::ControlBlock) + 100);
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auto rb_res = RingBufferView::create(Span<u8>(memory), true);
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IAT_CHECK(rb_res.has_value());
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auto rb = std::move(*rb_res);
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Vec<u8> junk(80, 0xFF);
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const auto push1 = rb.push(1, junk);
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IAT_CHECK(push1.has_value());
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RingBufferView::PacketHeader header;
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u8 out_buf[100];
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const auto pop1 = rb.pop(header, out_buf);
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IAT_CHECK(pop1.has_value());
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IAT_CHECK(pop1->has_value());
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Vec<u8> wrap_data(40, 0xAA);
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const auto push2 = rb.push(2, wrap_data);
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IAT_CHECK(push2.has_value());
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const auto pop2 = rb.pop(header, out_buf);
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IAT_CHECK(pop2.has_value());
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IAT_CHECK(pop2->has_value());
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const usize pop_size = *pop2.value();
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IAT_CHECK_EQ(pop_size, static_cast<usize>(40));
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bool match = true;
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for (usize i = 0; i < 40; i++) {
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if (out_buf[i] != 0xAA) {
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match = false;
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}
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}
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IAT_CHECK(match);
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return true;
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}
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IAT_BEGIN_TEST_LIST()
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IAT_ADD_TEST(test_push_pop);
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IAT_ADD_TEST(test_wrap_around);
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IAT_END_TEST_LIST()
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IAT_END_BLOCK()
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IAT_REGISTER_ENTRY(Core, RingBuffer) |