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+ more test cases

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This commit is contained in:
Niels 2014-12-28 14:57:21 +01:00
parent 2e26faf91c
commit a68b4cafa2
3 changed files with 18 additions and 2 deletions
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14
src/JSON.cc
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@ -1099,7 +1099,8 @@ const JSON& JSON::operator[](const std::string& key) const
// this [] operator only works for objects
if (_type != value_type::object)
{
throw std::domain_error("cannot get entry with key " + std::string(key) + " from " + _typename());
throw std::domain_error("cannot get entry with key " +
std::string(key) + " from " + _typename());
}
// search for the key
@ -1151,6 +1152,14 @@ JSON& JSON::at(const char* key)
return _value.object->at(key);
}
/*!
@copydoc JSON::at(const char *key) const
*/
const JSON& JSON::at(const std::string& key) const
{
return at(key.c_str());
}
/*!
This operator realizes read-only access to object elements given a string
key.
@ -1162,7 +1171,7 @@ key.
@exception std::domain_error if object is not an object
@exception std::out_of_range if key is not found (via std::map::at)
*/
const JSON& JSON::at(const std::string& key) const
const JSON& JSON::at(const char* key) const
{
// this [] operator only works for objects
if (_type != value_type::object)
@ -1175,6 +1184,7 @@ const JSON& JSON::at(const std::string& key) const
return _value.object->at(key);
}
/*!
Returns the size of the JSON object.

2
src/JSON.h
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@ -257,6 +257,8 @@ class JSON
JSON& at(const char*);
/// operator to get an element in an object
const JSON& at(const std::string&) const;
/// operator to get an element in an object
const JSON& at(const char*) const;
/// return the number of stored values
size_t size() const noexcept;

4
test/JSON_unit.cc
View File

@ -507,6 +507,10 @@ TEST_CASE("object")
JSON nonarray = 1;
CHECK_THROWS_AS(const int i = nonarray["v1"], std::domain_error);
CHECK_THROWS_AS(nonarray["v1"] = 10, std::domain_error);
{
const JSON c = {{"foo", "bar"}};
CHECK_THROWS_AS(c[std::string("baz")], std::out_of_range);
}
// clear()
JSON j7 = {{"k0", 0}, {"k1", 1}, {"k2", 2}, {"k3", 3}};