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LibCore: Add AllocatingMemoryStream::offset_of

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This commit is contained in:
Tim Schumacher 2023-01-13 13:41:14 +01:00 • committed by Ali Mohammad Pur
parent ecc202c59d
commit 156b6e83cd
3 changed files with 76 additions and 0 deletions
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47
Tests/LibCore/TestLibCoreStream.cpp
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@ -523,6 +523,53 @@ TEST_CASE(allocating_memory_stream_empty)
auto read_bytes = MUST(stream.read(array));
EXPECT_EQ(read_bytes.size(), 0ul);
}
{
auto offset = MUST(stream.offset_of("test"sv.bytes()));
EXPECT(!offset.has_value());
}
}
TEST_CASE(allocating_memory_stream_offset_of)
{
Core::Stream::AllocatingMemoryStream stream;
MUST(stream.write_entire_buffer("Well Hello Friends! :^)"sv.bytes()));
{
auto offset = MUST(stream.offset_of(" "sv.bytes()));
EXPECT(offset.has_value());
EXPECT_EQ(offset.value(), 4ul);
}
{
auto offset = MUST(stream.offset_of("W"sv.bytes()));
EXPECT(offset.has_value());
EXPECT_EQ(offset.value(), 0ul);
}
{
auto offset = MUST(stream.offset_of(")"sv.bytes()));
EXPECT(offset.has_value());
EXPECT_EQ(offset.value(), 22ul);
}
{
auto offset = MUST(stream.offset_of("-"sv.bytes()));
EXPECT(!offset.has_value());
}
MUST(stream.discard(1));
{
auto offset = MUST(stream.offset_of("W"sv.bytes()));
EXPECT(!offset.has_value());
}
{
auto offset = MUST(stream.offset_of("e"sv.bytes()));
EXPECT(offset.has_value());
EXPECT_EQ(offset.value(), 0ul);
}
}
TEST_CASE(allocating_memory_stream_10kb)