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✅ tests and fix for #367

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operator>> now works as expected.
This commit is contained in:
Niels Lohmann
2017-05-21 16:36:51 +02:00
parent 16b63d3197
commit 9e507dfad5
2 changed files with 121 additions and 8 deletions
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112
test/src/unit-regression.cpp
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@ -599,6 +599,118 @@ TEST_CASE("regression tests")
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("issue #367 - behavior of operator>> should more closely resemble that of built-in overloads")
{
SECTION("(empty)")
{
std::stringstream ss;
json j;
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("(whitespace)")
{
std::stringstream ss;
ss << " ";
json j;
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("one value")
{
std::stringstream ss;
ss << "111";
json j;
CHECK_NOTHROW(ss >> j);
CHECK(j == 111);
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("one value + whitespace")
{
std::stringstream ss;
ss << "222 \t\n";
json j;
CHECK_NOTHROW(ss >> j);
CHECK(j == 222);
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("whitespace + one value")
{
std::stringstream ss;
ss << "\n\t 333";
json j;
CHECK_NOTHROW(ss >> j);
CHECK(j == 333);
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("three values")
{
std::stringstream ss;
ss << " 111 \n222\n \n 333";
json j;
CHECK_NOTHROW(ss >> j);
CHECK(j == 111);
CHECK_NOTHROW(ss >> j);
CHECK(j == 222);
CHECK_NOTHROW(ss >> j);
CHECK(j == 333);
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("literals without whitespace")
{
std::stringstream ss;
ss << "truefalsenull\"\"";
json j;
CHECK_NOTHROW(ss >> j);
CHECK(j == true);
CHECK_NOTHROW(ss >> j);
CHECK(j == false);
CHECK_NOTHROW(ss >> j);
CHECK(j == nullptr);
CHECK_NOTHROW(ss >> j);
CHECK(j == "");
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
SECTION("example from #529")
{
std::stringstream ss;
ss << "{\n \"one\" : 1,\n \"two\" : 2\n}\n{\n \"three\" : 3\n}";
json j;
CHECK_NOTHROW(ss >> j);
CHECK(j == json({{"one", 1}, {"two", 2}}));
CHECK_NOTHROW(ss >> j);
CHECK(j == json({{"three", 3}}));
CHECK_THROWS_AS(ss >> j, json::parse_error);
CHECK_THROWS_WITH(ss >> j,
"[json.exception.parse_error.101] parse error at 1: syntax error - unexpected end of input");
}
}
SECTION("issue #389 - Integer-overflow (OSS-Fuzz issue 267)")
{
// original test case