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constructor for an integer range

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Niels 2015-04-12 13:15:26 +02:00
parent b801adca76
commit ade49f8b2a
3 changed files with 432 additions and 1 deletions
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253
test/unit.cpp
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@ -913,6 +913,257 @@ TEST_CASE("constructors")
CHECK(x == v);
}
}
SECTION("create a JSON container from an iterator range")
{
SECTION("object")
{
SECTION("json(begin(), end())")
{
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}};
json j_new(jobject.begin(), jobject.end());
CHECK(j_new == jobject);
}
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}};
json j_new(jobject.cbegin(), jobject.cend());
CHECK(j_new == jobject);
}
}
SECTION("json(begin(), begin())")
{
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}};
json j_new(jobject.begin(), jobject.begin());
CHECK(j_new == json::object());
}
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}};
json j_new(jobject.cbegin(), jobject.cbegin());
CHECK(j_new == json::object());
}
}
SECTION("construct from subrange")
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}, {"d", false}, {"e", true}};
json j_new(jobject.find("b"), jobject.find("e"));
CHECK(j_new == json({{"b", 1}, {"c", 17}, {"d", false}}));
}
SECTION("incompatible iterators")
{
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}, {"d", false}, {"e", true}};
json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17}};
CHECK_THROWS_AS(json(jobject.begin(), jobject2.end()), std::runtime_error);
CHECK_THROWS_AS(json(jobject2.begin(), jobject.end()), std::runtime_error);
}
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}, {"d", false}, {"e", true}};
json jobject2 = {{"a", "a"}, {"b", 1}, {"c", 17}};
CHECK_THROWS_AS(json(jobject.cbegin(), jobject2.cend()), std::runtime_error);
CHECK_THROWS_AS(json(jobject2.cbegin(), jobject.cend()), std::runtime_error);
}
}
}
SECTION("array")
{
SECTION("json(begin(), end())")
{
{
json jarray = {1, 2, 3, 4, 5};
json j_new(jarray.begin(), jarray.end());
CHECK(j_new == jarray);
}
{
json jarray = {1, 2, 3, 4, 5};
json j_new(jarray.cbegin(), jarray.cend());
CHECK(j_new == jarray);
}
}
SECTION("json(begin(), begin())")
{
{
json jarray = {1, 2, 3, 4, 5};
json j_new(jarray.begin(), jarray.begin());
CHECK(j_new == json::array());
}
{
json jarray = {1, 2, 3, 4, 5};
json j_new(jarray.cbegin(), jarray.cbegin());
CHECK(j_new == json::array());
}
}
SECTION("construct from subrange")
{
{
json jarray = {1, 2, 3, 4, 5};
json j_new(jarray.begin() + 1, jarray.begin() + 3);
CHECK(j_new == json({2, 3}));
}
{
json jarray = {1, 2, 3, 4, 5};
json j_new(jarray.cbegin() + 1, jarray.cbegin() + 3);
CHECK(j_new == json({2, 3}));
}
}
SECTION("incompatible iterators")
{
{
json jarray = {1, 2, 3, 4};
json jarray2 = {2, 3, 4, 5};
CHECK_THROWS_AS(json(jarray.begin(), jarray2.end()), std::runtime_error);
CHECK_THROWS_AS(json(jarray2.begin(), jarray.end()), std::runtime_error);
}
{
json jarray = {1, 2, 3, 4};
json jarray2 = {2, 3, 4, 5};
CHECK_THROWS_AS(json(jarray.cbegin(), jarray2.cend()), std::runtime_error);
CHECK_THROWS_AS(json(jarray2.cbegin(), jarray.cend()), std::runtime_error);
}
}
}
SECTION("other values")
{
SECTION("construct with two valid iterators")
{
SECTION("null")
{
{
json j;
CHECK_THROWS_AS(json(j.begin(), j.end()), std::runtime_error);
}
{
json j;
CHECK_THROWS_AS(json(j.cbegin(), j.cend()), std::runtime_error);
}
}
SECTION("string")
{
{
json j = "foo";
json j_new(j.begin(), j.end());
CHECK(j == j_new);
}
{
json j = "bar";
json j_new(j.cbegin(), j.cend());
CHECK(j == j_new);
}
}
SECTION("number (boolean)")
{
{
json j = false;
json j_new(j.begin(), j.end());
CHECK(j == j_new);
}
{
json j = true;
json j_new(j.cbegin(), j.cend());
CHECK(j == j_new);
}
}
SECTION("number (integer)")
{
{
json j = 17;
json j_new(j.begin(), j.end());
CHECK(j == j_new);
}
{
json j = 17;
json j_new(j.cbegin(), j.cend());
CHECK(j == j_new);
}
}
SECTION("number (floating point)")
{
{
json j = 23.42;
json j_new(j.begin(), j.end());
CHECK(j == j_new);
}
{
json j = 23.42;
json j_new(j.cbegin(), j.cend());
CHECK(j == j_new);
}
}
}
SECTION("construct with two invalid iterators")
{
SECTION("string")
{
{
json j = "foo";
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
}
{
json j = "bar";
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
}
}
SECTION("number (boolean)")
{
{
json j = false;
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
}
{
json j = true;
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
}
}
SECTION("number (integer)")
{
{
json j = 17;
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
}
{
json j = 17;
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
}
}
SECTION("number (floating point)")
{
{
json j = 23.42;
CHECK_THROWS_AS(json(j.end(), j.end()), std::out_of_range);
CHECK_THROWS_AS(json(j.begin(), j.begin()), std::out_of_range);
}
{
json j = 23.42;
CHECK_THROWS_AS(json(j.cend(), j.cend()), std::out_of_range);
CHECK_THROWS_AS(json(j.cbegin(), j.cbegin()), std::out_of_range);
}
}
}
}
}
}
TEST_CASE("other constructors and destructor")
@ -2807,7 +3058,7 @@ TEST_CASE("element access")
}
}
SECTION("different arrays")
SECTION("different objects")
{
{
json jobject = {{"a", "a"}, {"b", 1}, {"c", 17}, {"d", false}, {"e", true}};