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🚧 some changes to the BSON code

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- added fuzz testers
- added some reference files
- made an exception text more clear
This commit is contained in:
Niels Lohmann
2018-10-24 15:43:37 +02:00
parent bba159121f
commit e2c5913a50
13 changed files with 218 additions and 32 deletions
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103
test/src/unit-bson.cpp
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@@ -49,7 +49,7 @@ TEST_CASE("BSON")
{
json j = nullptr;
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 0 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is null");
}
SECTION("boolean")
@@ -58,14 +58,14 @@ TEST_CASE("BSON")
{
json j = true;
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 4 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is boolean");
}
SECTION("false")
{
json j = false;
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 4 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is boolean");
}
}
@@ -73,28 +73,28 @@ TEST_CASE("BSON")
{
json j = 42;
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 5 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is number");
}
SECTION("float")
{
json j = 4.2;
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 7 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is number");
}
SECTION("string")
{
json j = "not supported";
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 3 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is string");
}
SECTION("array")
{
json j = std::vector<int> {1, 2, 3, 4, 5, 6, 7};
REQUIRE_THROWS_AS(json::to_bson(j), json::type_error&);
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] JSON value of type 2 cannot be serialized to requested format");
CHECK_THROWS_WITH(json::to_bson(j), "[json.exception.type_error.317] to serialize to BSON, top-level type must be object, but is array");
}
}
@@ -1126,3 +1126,92 @@ TEST_CASE("BSON numerical data")
}
}
}
TEST_CASE("BSON roundtrips", "[hide]")
{
SECTION("reference files")
{
for (std::string filename :
{
"test/data/json.org/1.json",
"test/data/json.org/2.json",
"test/data/json.org/3.json",
"test/data/json.org/4.json",
"test/data/json.org/5.json"
})
{
CAPTURE(filename);
SECTION(filename + ": std::vector<uint8_t>")
{
// parse JSON file
std::ifstream f_json(filename);
json j1 = json::parse(f_json);
// parse BSON file
std::ifstream f_bson(filename + ".bson", std::ios::binary);
std::vector<uint8_t> packed(
(std::istreambuf_iterator<char>(f_bson)),
std::istreambuf_iterator<char>());
json j2;
CHECK_NOTHROW(j2 = json::from_bson(packed));
// compare parsed JSON values
CHECK(j1 == j2);
}
SECTION(filename + ": std::ifstream")
{
// parse JSON file
std::ifstream f_json(filename);
json j1 = json::parse(f_json);
// parse BSON file
std::ifstream f_bson(filename + ".bson", std::ios::binary);
json j2;
CHECK_NOTHROW(j2 = json::from_bson(f_bson));
// compare parsed JSON values
CHECK(j1 == j2);
}
SECTION(filename + ": uint8_t* and size")
{
// parse JSON file
std::ifstream f_json(filename);
json j1 = json::parse(f_json);
// parse BSON file
std::ifstream f_bson(filename + ".bson", std::ios::binary);
std::vector<uint8_t> packed(
(std::istreambuf_iterator<char>(f_bson)),
std::istreambuf_iterator<char>());
json j2;
CHECK_NOTHROW(j2 = json::from_bson({packed.data(), packed.size()}));
// compare parsed JSON values
CHECK(j1 == j2);
}
SECTION(filename + ": output to output adapters")
{
// parse JSON file
std::ifstream f_json(filename);
json j1 = json::parse(f_json);
// parse BSON file
std::ifstream f_bson(filename + ".bson", std::ios::binary);
std::vector<uint8_t> packed(
(std::istreambuf_iterator<char>(f_bson)),
std::istreambuf_iterator<char>());
SECTION(filename + ": output adapters: std::vector<uint8_t>")
{
std::vector<uint8_t> vec;
json::to_bson(j1, vec);
CHECK(vec == packed);
}
}
}
}
}