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C++: throw exceptions in overflow cases

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This commit is contained in:
Brandon Liu
2022-12-22 21:55:05 +08:00
parent f9cc6a20ac
commit 58d47196c7
2 changed files with 49 additions and 9 deletions
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37
cpp/test.cpp
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@@ -46,7 +46,7 @@ MU_TEST(test_zxy_to_tileid) {
}
MU_TEST(test_roundtrip) {
for (int z = 0; z < 25; z++) {
for (int z = 0; z < 32; z++) {
uint64_t dim = (1 << z) - 1;
auto tl = tileid_to_zxy(zxy_to_tileid(z, 0, 0));
mu_check(tl.z == z);
@@ -65,6 +65,41 @@ MU_TEST(test_roundtrip) {
mu_check(br.x == dim);
mu_check(br.y == dim);
}
bool caught = false;
try {
tileid_to_zxy(18446744073709551615ULL);
} catch (const std::runtime_error &e) {
caught = true;
}
mu_check(caught);
caught = false;
try {
zxy_to_tileid(32, 0, 0);
} catch (const std::runtime_error &e) {
caught = true;
}
mu_check(caught);
caught = false;
try {
zxy_to_tileid(0, 1, 1);
} catch (const std::runtime_error &e) {
caught = true;
}
mu_check(caught);
caught = false;
try {
zxy_to_tileid(31, 2147483647ULL + 1, 2147483647ULL + 1);
} catch (const std::runtime_error &e) {
caught = true;
}
mu_check(caught);
}
MU_TEST(test_serialize_directory) {