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mdbx-test: добавление мини-теста для проверки MainDB с целочисленными ключами.

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Леонид Юрьев (Leonid Yuriev) 2023-03-30 13:08:52 +03:00
parent 8a44d57fab
commit b5400f9a35
2 changed files with 65 additions and 0 deletions
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10
test/CMakeLists.txt
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@ -71,6 +71,16 @@ if(UNIX AND NOT SUBPROJECT)
add_executable(test_extra_upsert_alldups extra/upsert_alldups.c)
target_include_directories(test_extra_upsert_alldups PRIVATE "${PROJECT_SOURCE_DIR}")
target_link_libraries(test_extra_upsert_alldups ${TOOL_MDBX_LIB})
if(MDBX_BUILD_CXX)
add_executable(test_extra_maindb_ordinal extra/maindb_ordinal.c++)
target_include_directories(test_extra_maindb_ordinal PRIVATE "${PROJECT_SOURCE_DIR}")
target_link_libraries(test_extra_maindb_ordinal ${TOOL_MDBX_LIB})
if(MDBX_CXX_STANDARD)
set_target_properties(test_extra_maindb_ordinal PROPERTIES
CXX_STANDARD ${MDBX_CXX_STANDARD} CXX_STANDARD_REQUIRED ON)
endif()
endif()
endif()
################################################################################

55
test/extra/maindb_ordinal.c++ Normal file
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@ -0,0 +1,55 @@
#include "mdbx.h++"
#include <iostream>
#include <unistd.h>
int main(int argc, const char *argv[]) {
(void)argc;
(void)argv;
unlink("." MDBX_DATANAME);
unlink("." MDBX_LOCKNAME);
mdbx::env_managed env(".", mdbx::env_managed::create_parameters(),
mdbx::env::operate_parameters());
using buffer =
mdbx::buffer<mdbx::polymorphic_allocator, mdbx::default_capacity_policy>;
auto txn = env.start_write();
auto map = txn.create_map(nullptr, mdbx::key_mode::ordinal,
mdbx::value_mode::single);
#if 0 /* workaround */
txn.commit();
env.close();
env = mdbx::env_managed(".", mdbx::env_managed::create_parameters(),
mdbx::env::operate_parameters());
txn = env.start_write();
#endif
txn.insert(map, buffer::key_from_u64(UINT64_C(8) << 8 * 0), buffer("a"));
txn.insert(map, buffer::key_from_u64(UINT64_C(7) << 8 * 1), buffer("b"));
txn.insert(map, buffer::key_from_u64(UINT64_C(6) << 8 * 2), buffer("c"));
txn.insert(map, buffer::key_from_u64(UINT64_C(5) << 8 * 3), buffer("d"));
txn.insert(map, buffer::key_from_u64(UINT64_C(4) << 8 * 4), buffer("e"));
txn.insert(map, buffer::key_from_u64(UINT64_C(3) << 8 * 5), buffer("f"));
txn.insert(map, buffer::key_from_u64(UINT64_C(2) << 8 * 6), buffer("g"));
txn.insert(map, buffer::key_from_u64(UINT64_C(1) << 8 * 7), buffer("h"));
txn.commit();
txn = env.start_read();
auto cursor = txn.open_cursor(map);
if (cursor.to_first().value.string_view() == "a" &&
cursor.to_next().value.string_view() == "b" &&
cursor.to_next().value.string_view() == "c" &&
cursor.to_next().value.string_view() == "d" &&
cursor.to_next().value.string_view() == "e" &&
cursor.to_next().value.string_view() == "f" &&
cursor.to_next().value.string_view() == "g" &&
cursor.to_next().value.string_view() == "h" &&
!cursor.to_next(false).done && cursor.eof()) {
std::cout << "OK\n";
return 0;
}
std::cerr << "Fail\n";
return EXIT_FAILURE;
}