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Tests: Generate data in memory for TestXSV benchmark case

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The actual data file for this benchmark was never actually committed to
the repository, so let's generate 100k identical lines in memory to be
the fairly large data for this test instead.
This commit is contained in:
Andrew Kaster 2021-06-30 21:58:18 -06:00 • committed by Andreas Kling
parent b7ae561945
commit f0d562131f
1 changed files with 11 additions and 5 deletions
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16
Userland/Applications/Spreadsheet/Readers/Test/TestXSV.cpp
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@ -8,6 +8,7 @@
#include "../CSV.h"
#include "../XSV.h"
#include <AK/ByteBuffer.h>
#include <LibCore/File.h>
TEST_CASE(should_parse_valid_data)
@ -82,13 +83,18 @@ TEST_CASE(should_iterate_rows)
BENCHMARK_CASE(fairly_big_data)
{
auto file_or_error = Core::File::open(__FILE__ ".data", Core::OpenMode::ReadOnly);
EXPECT_EQ_FORCE(file_or_error.is_error(), false);
constexpr auto num_rows = 100000u;
constexpr auto line = "well,hello,friends,1,2,3,4,5,6,7,8,pizza,guacamole\n"sv;
auto buf = ByteBuffer::create_uninitialized((line.length() * num_rows) + 1);
buf[buf.size() - 1] = '\0';
auto data = file_or_error.value()->read_all();
auto csv = Reader::CSV { data, Reader::default_behaviours() | Reader::ParserBehaviour::ReadHeaders };
for (size_t row = 0; row <= num_rows; ++row) {
memcpy(buf.offset_pointer(row * line.length()), line.characters_without_null_termination(), line.length());
}
auto csv = Reader::CSV { (char const*)buf.data(), Reader::default_behaviours() | Reader::ParserBehaviour::ReadHeaders };
csv.parse();
EXPECT(!csv.has_error());
EXPECT_EQ(csv.size(), 100000u);
EXPECT_EQ(csv.size(), num_rows);
}