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🐛 fix for #512

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We totally forgot to implement the comparison operators other than ==
and != for scalar types. Consequently, comparing a JSON value with a
scalar type led to compile errors.
This commit is contained in:
Niels Lohmann
2017-04-07 15:44:41 +02:00
parent 4f6b63e492
commit 90273e930c
3 changed files with 211 additions and 0 deletions
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35
test/src/unit-regression.cpp
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@ -973,4 +973,39 @@ TEST_CASE("regression tests")
// check if serializations match
CHECK(json::to_cbor(j2) == vec2);
}
SECTION("issue #512 - use of overloaded operator '<=' is ambiguous")
{
json j;
j["a"] = 5;
// json op scalar
CHECK(j["a"] == 5);
CHECK(j["a"] != 4);
CHECK(j["a"] <= 7);
CHECK(j["a"] < 7);
CHECK(j["a"] >= 3);
CHECK(j["a"] > 3);
CHECK(not(j["a"] <= 4));
CHECK(not(j["a"] < 4));
CHECK(not(j["a"] >= 6));
CHECK(not(j["a"] > 6));
// scalar op json
CHECK(5 == j["a"]);
CHECK(4 != j["a"]);
CHECK(7 >= j["a"]);
CHECK(7 > j["a"]);
CHECK(3 <= j["a"]);
CHECK(3 < j["a"]);
CHECK(not(4 >= j["a"]));
CHECK(not(4 > j["a"]));
CHECK(not(6 <= j["a"]));
CHECK(not(6 < j["a"]));
}
}