133 lines
3.9 KiB
C++
133 lines
3.9 KiB
C++
// This file Copyright (C) 2013-2022 Mnemosyne LLC.
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// It may be used under GPLv2 (SPDX: GPL-2.0-only), GPLv3 (SPDX: GPL-3.0-only),
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// or any future license endorsed by Mnemosyne LLC.
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// License text can be found in the licenses/ folder.
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#include <libtransmission/transmission.h>
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#include <libtransmission/tr-buffer.h>
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#include "test-fixtures.h"
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using BufferTest = ::testing::Test;
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using namespace std::literals;
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using Buffer = libtransmission::StackBuffer<1024, std::byte>;
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TEST_F(BufferTest, startsWithInSingleSegment)
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{
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auto constexpr Hello = "Hello, "sv;
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auto constexpr World = "World"sv;
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auto constexpr Bang = "!"sv;
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auto buf = Buffer{};
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buf.add(Hello);
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EXPECT_TRUE(buf.starts_with(Hello));
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buf.add(World);
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EXPECT_TRUE(buf.starts_with(Hello));
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EXPECT_TRUE(buf.starts_with("Hello, Worl"sv));
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EXPECT_TRUE(buf.starts_with("Hello, World"sv));
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EXPECT_FALSE(buf.starts_with("Hello, World!"sv));
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EXPECT_FALSE(buf.starts_with("Hello!"sv));
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buf.add(Bang);
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EXPECT_FALSE(buf.starts_with("Hello!"));
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EXPECT_TRUE(buf.starts_with(Hello));
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EXPECT_TRUE(buf.starts_with("Hello, Worl"sv));
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EXPECT_TRUE(buf.starts_with("Hello, World"sv));
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EXPECT_TRUE(buf.starts_with("Hello, World!"sv));
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}
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TEST_F(BufferTest, startsWithInMultiSegment)
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{
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auto constexpr Hello = "Hello, "sv;
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auto constexpr World = "World"sv;
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auto constexpr Bang = "!"sv;
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auto buf = std::make_unique<Buffer>();
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buf->add(Buffer{ Hello });
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EXPECT_TRUE(buf->starts_with(Hello));
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buf->add(Buffer{ World });
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EXPECT_TRUE(buf->starts_with(Hello));
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EXPECT_TRUE(buf->starts_with("Hello, Worl"sv));
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EXPECT_TRUE(buf->starts_with("Hello, World"sv));
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EXPECT_FALSE(buf->starts_with("Hello, World!"sv));
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EXPECT_FALSE(buf->starts_with("Hello!"sv));
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buf->add(Buffer{ Bang });
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EXPECT_FALSE(buf->starts_with("Hello!"));
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EXPECT_TRUE(buf->starts_with(Hello));
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EXPECT_TRUE(buf->starts_with("Hello, Worl"sv));
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EXPECT_TRUE(buf->starts_with("Hello, World"sv));
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EXPECT_TRUE(buf->starts_with("Hello, World!"sv));
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}
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TEST_F(BufferTest, Numbers)
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{
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for (auto i = 0; i < 100; ++i)
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{
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auto const expected_u8 = tr_rand_obj<uint8_t>();
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auto const expected_u16 = tr_rand_obj<uint16_t>();
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auto const expected_u32 = tr_rand_obj<uint32_t>();
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auto const expected_u64 = tr_rand_obj<uint64_t>();
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auto buf = Buffer{};
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buf.add_uint8(expected_u8);
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buf.add_uint16(expected_u16);
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buf.add_uint32(expected_u32);
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buf.add_uint64(expected_u64);
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EXPECT_EQ(expected_u8, buf.to_uint8());
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EXPECT_EQ(expected_u16, buf.to_uint16());
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EXPECT_EQ(expected_u32, buf.to_uint32());
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EXPECT_EQ(expected_u64, buf.to_uint64());
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buf.add_uint64(expected_u64);
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buf.add_uint32(expected_u32);
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buf.add_uint16(expected_u16);
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buf.add_uint8(expected_u8);
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EXPECT_EQ(expected_u64, buf.to_uint64());
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EXPECT_EQ(expected_u32, buf.to_uint32());
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EXPECT_EQ(expected_u16, buf.to_uint16());
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EXPECT_EQ(expected_u8, buf.to_uint8());
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}
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}
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#if 0
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TEST_F(BufferTest, NonBufferWriter)
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{
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auto constexpr Hello = "Hello, "sv;
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auto constexpr World = "World"sv;
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auto constexpr Bang = "!"sv;
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auto out1 = Buffer{};
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auto out2_vec = std::vector<std::byte>{};
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auto out2 = libtransmission::BufferWriter<std::vector<std::byte>, std::byte>{ &out2_vec };
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out1.add_uint8(1);
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out2.add_uint8(1);
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out1.add_uint16(1);
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out2.add_uint16(1);
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out1.add_uint32(1);
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out2.add_uint32(1);
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out1.add(Hello);
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out2.add(Hello);
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out1.add(World);
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out2.add(World);
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out1.add(Bang);
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out2.add(Bang);
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auto const result1 = out1.to_string_view();
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auto const result2 = std::string_view{ reinterpret_cast<char const*>(std::data(out2_vec)), std::size(out2_vec) };
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EXPECT_EQ(result1, result2);
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}
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#endif
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