aare/src/NumpyHelpers.test.cpp
2024-10-28 11:22:12 +01:00

62 lines
2.1 KiB
C++

#include "aare/NumpyHelpers.hpp" //Is this really a public header?
#include <catch2/catch_test_macros.hpp>
using namespace aare::NumpyHelpers;
TEST_CASE("is_digits with a few standard cases") {
REQUIRE(is_digits(""));
REQUIRE(is_digits("123"));
REQUIRE(is_digits("0"));
REQUIRE_FALSE(is_digits("hej123"));
REQUIRE_FALSE(is_digits("a"));
REQUIRE_FALSE(is_digits(" "));
REQUIRE_FALSE(is_digits("abcdef"));
}
TEST_CASE("Check for quotes and return stripped string") {
REQUIRE(parse_str("'hej'") == "hej");
REQUIRE(parse_str("'hej hej'") == "hej hej");
REQUIRE(parse_str("''") == "");
}
TEST_CASE("parsing a string without quotes throws") { REQUIRE_THROWS(parse_str("hej")); }
TEST_CASE("trim whitespace") {
REQUIRE(trim(" hej ") == "hej");
REQUIRE(trim("hej") == "hej");
REQUIRE(trim(" hej") == "hej");
REQUIRE(trim("hej ") == "hej");
REQUIRE(trim(" ") == "");
REQUIRE(trim(" \thej hej ") == "hej hej");
}
TEST_CASE("parse data type descriptions") {
REQUIRE(parse_descr("<i1") == aare::Dtype::INT8);
REQUIRE(parse_descr("<i2") == aare::Dtype::INT16);
REQUIRE(parse_descr("<i4") == aare::Dtype::INT32);
REQUIRE(parse_descr("<i8") == aare::Dtype::INT64);
REQUIRE(parse_descr("<u1") == aare::Dtype::UINT8);
REQUIRE(parse_descr("<u2") == aare::Dtype::UINT16);
REQUIRE(parse_descr("<u4") == aare::Dtype::UINT32);
REQUIRE(parse_descr("<u8") == aare::Dtype::UINT64);
REQUIRE(parse_descr("<f4") == aare::Dtype::FLOAT);
REQUIRE(parse_descr("<f8") == aare::Dtype::DOUBLE);
}
TEST_CASE("is element in array") {
REQUIRE(in_array(1, std::array<int, 3>{1, 2, 3}));
REQUIRE_FALSE(in_array(4, std::array<int, 3>{1, 2, 3}));
REQUIRE(in_array(1, std::array<int, 1>{1}));
REQUIRE_FALSE(in_array(1, std::array<int, 0>{}));
}
TEST_CASE("Parse numpy dict") {
std::string in = "{'descr': '<f4', 'fortran_order': False, 'shape': (3, 4)}";
std::vector<std::string> keys{"descr", "fortran_order", "shape"};
auto map = parse_dict(in, keys);
REQUIRE(map["descr"] == "'<f4'");
REQUIRE(map["fortran_order"] == "False");
REQUIRE(map["shape"] == "(3, 4)");
}