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✅ add tests

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Niels Lohmann 2020-07-15 14:23:22 +02:00
parent 01e196f6b6
commit 93cdf05928
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1 changed files with 173 additions and 0 deletions
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test/src/unit-cbor.cpp
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@ -2548,3 +2548,176 @@ TEST_CASE("examples from RFC 7049 Appendix A")
CHECK(json::parse("{\"Fun\": true, \"Amt\": -2}") == json::from_cbor(std::vector<uint8_t>({0xbf, 0x63, 0x46, 0x75, 0x6e, 0xf5, 0x63, 0x41, 0x6d, 0x74, 0x21, 0xff})));
}
}
TEST_CASE("Tagged values")
{
json j = "s";
auto v = json::to_cbor(j);
SECTION("0xC6..0xD4")
{
for (std::uint8_t b :
{
0xC6, 0xC7, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, 0xD1, 0xD2, 0xD3, 0xD4
})
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), b);
// check that parsing fails in error mode
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
// check that parsing succeeds and gets original value in ignore mode
auto j_tagged = json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore);
CHECK(j_tagged == j);
}
}
SECTION("0xD8 - 1 byte follows")
{
SECTION("success")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x42); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xD8); // tag
// check that parsing fails in error mode
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
// check that parsing succeeds and gets original value in ignore mode
auto j_tagged = json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore);
CHECK(j_tagged == j);
}
SECTION("missing byte after tag")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0xD8); // tag
// check that parsing fails in all modes
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore), json::parse_error);
}
}
SECTION("0xD9 - 2 byte follow")
{
SECTION("success")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x42); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xD9); // tag
// check that parsing fails in error mode
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
// check that parsing succeeds and gets original value in ignore mode
auto j_tagged = json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore);
CHECK(j_tagged == j);
}
SECTION("missing byte after tag")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xD9); // tag
// check that parsing fails in all modes
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore), json::parse_error);
}
}
SECTION("0xDA - 4 bytes follow")
{
SECTION("success")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x42); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x22); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x11); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xDA); // tag
// check that parsing fails in error mode
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
// check that parsing succeeds and gets original value in ignore mode
auto j_tagged = json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore);
CHECK(j_tagged == j);
}
SECTION("missing bytes after tag")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x22); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x11); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xDA); // tag
// check that parsing fails in all modes
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore), json::parse_error);
}
}
SECTION("0xDB - 8 bytes follow")
{
SECTION("success")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x42); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x22); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x11); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x42); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x22); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x11); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xDB); // tag
// check that parsing fails in error mode
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
// check that parsing succeeds and gets original value in ignore mode
auto j_tagged = json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore);
CHECK(j_tagged == j);
}
SECTION("missing byte after tag")
{
// add tag to value
auto v_tagged = v;
v_tagged.insert(v_tagged.begin(), 0x42); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x22); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x11); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x23); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x22); // 1 byte
v_tagged.insert(v_tagged.begin(), 0x11); // 1 byte
v_tagged.insert(v_tagged.begin(), 0xDB); // tag
// check that parsing fails in all modes
CHECK_THROWS_AS(json::from_cbor(v_tagged), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::error), json::parse_error);
CHECK_THROWS_AS(json::from_cbor(v_tagged, true, true, json::cbor_tag_handler_t::ignore), json::parse_error);
}
}
}