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AK: Deprecate the old AK::Stream
This also removes a few cases where the respective header wasn't actually required to be included.
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38 changed files with 116 additions and 120 deletions
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/*
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* Copyright (c) 2020, the SerenityOS developers.
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibTest/TestCase.h>
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#include <AK/Array.h>
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#include <AK/MemoryStream.h>
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TEST_CASE(read_an_integer)
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{
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u32 expected = 0x01020304, actual;
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InputMemoryStream stream { { &expected, sizeof(expected) } };
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stream >> actual;
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EXPECT(!stream.has_any_error() && stream.eof());
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EXPECT_EQ(expected, actual);
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}
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TEST_CASE(read_a_bool)
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{
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bool expected = true, actual;
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InputMemoryStream stream { { &expected, sizeof(expected) } };
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stream >> actual;
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EXPECT(!stream.has_any_error() && stream.eof());
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EXPECT_EQ(expected, actual);
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}
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TEST_CASE(read_a_double)
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{
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double expected = 3.141592653589793, actual;
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InputMemoryStream stream { { &expected, sizeof(expected) } };
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stream >> actual;
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EXPECT(!stream.has_any_error() && stream.eof());
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EXPECT_EQ(expected, actual);
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}
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TEST_CASE(recoverable_error)
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{
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u32 expected = 0x01020304, actual = 0;
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u64 to_large_value = 0;
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InputMemoryStream stream { { &expected, sizeof(expected) } };
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EXPECT(!stream.has_any_error() && !stream.eof());
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stream >> to_large_value;
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EXPECT(stream.has_recoverable_error() && !stream.eof());
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EXPECT(stream.handle_recoverable_error());
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EXPECT(!stream.has_any_error() && !stream.eof());
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stream >> actual;
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EXPECT(!stream.has_any_error() && stream.eof());
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EXPECT_EQ(expected, actual);
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}
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TEST_CASE(chain_stream_operator)
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{
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Array<u8, 4> const expected { 0, 1, 2, 3 };
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Array<u8, 4> actual;
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InputMemoryStream stream { expected };
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stream >> actual[0] >> actual[1] >> actual[2] >> actual[3];
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EXPECT(!stream.has_any_error() && stream.eof());
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EXPECT_EQ(expected, actual);
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}
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TEST_CASE(seeking_slicing_offset)
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{
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Array<u8, 8> const input { 0, 1, 2, 3, 4, 5, 6, 7 };
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Array<u8, 4> const expected0 { 0, 1, 2, 3 };
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Array<u8, 4> const expected1 { 4, 5, 6, 7 };
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Array<u8, 4> const expected2 { 1, 2, 3, 4 };
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Array<u8, 4> actual0 {}, actual1 {}, actual2 {};
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InputMemoryStream stream { input };
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stream >> actual0;
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EXPECT(!stream.has_any_error() && !stream.eof());
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EXPECT_EQ(expected0, actual0);
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stream.seek(4);
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stream >> actual1;
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EXPECT(!stream.has_any_error() && stream.eof());
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EXPECT_EQ(expected1, actual1);
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stream.seek(1);
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stream >> actual2;
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EXPECT(!stream.has_any_error() && !stream.eof());
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EXPECT_EQ(expected2, actual2);
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}
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TEST_CASE(read_endian_values)
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{
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Array<u8, 8> const input { 0, 1, 2, 3, 4, 5, 6, 7 };
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InputMemoryStream stream { input };
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LittleEndian<u32> value1;
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BigEndian<u32> value2;
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stream >> value1 >> value2;
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EXPECT_EQ(value1, 0x03020100u);
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EXPECT_EQ(value2, 0x04050607u);
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}
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TEST_CASE(new_output_memory_stream)
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{
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Array<u8, 16> buffer;
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OutputMemoryStream stream { buffer };
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EXPECT_EQ(stream.size(), 0u);
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EXPECT_EQ(stream.remaining(), 16u);
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stream << LittleEndian<u16>(0x12'87);
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EXPECT_EQ(stream.size(), 2u);
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EXPECT_EQ(stream.remaining(), 14u);
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stream << buffer;
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EXPECT(stream.handle_recoverable_error());
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EXPECT_EQ(stream.size(), 2u);
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EXPECT_EQ(stream.remaining(), 14u);
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EXPECT_EQ(stream.bytes().data(), buffer.data());
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EXPECT_EQ(stream.bytes().size(), 2u);
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}
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