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Test parse allocation discrepancy

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This commit is contained in:
Vinnie Falco
2020-09-11 07:49:13 -07:00
parent cd2f2556a6
commit 408ae16477
3 changed files with 99 additions and 1 deletions
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93
test/parse.cpp
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@@ -12,6 +12,9 @@
#include <boost/json/serialize.hpp>
#include <string>
#include "test.hpp"
#include "test_suite.hpp"
BOOST_JSON_NS_BEGIN
@@ -46,10 +49,100 @@ public:
bad ("[1,2,3] #");
}
void
testMemoryUsage()
{
// string
{
std::string s(10000, '*');
s.insert(s.begin(), '\"');
s.append(1, '\"');
fail_resource mr1;
value jv1 = parse(s, &mr1);
fail_resource mr2;
value jv2(jv1, &mr2);
BOOST_TEST(mr1.bytes == mr2.bytes);
fail_resource mr3;
value jv3(&mr3);
jv3 = jv1;
BOOST_TEST(mr1.bytes == mr3.bytes);
}
// array
{
{
fail_resource mr1;
value jv1 = parse("[1]", &mr1);
fail_resource mr2;
value jv2(jv1, &mr2);
BOOST_TEST(mr1.bytes == mr2.bytes);
fail_resource mr3;
value jv3(&mr3);
jv3 = jv1;
BOOST_TEST(mr1.bytes == mr3.bytes);
}
{
std::string s;
s = "1,2,3,4";
s = s + "," + s;
s = s + "," + s;
s = s + "," + s;
s = s + "," + s;
s = s + "," + s;
s = s + "," + s;
s = s + "," + s;
s = s + "," + s;
s = "[[" + s + "]]";
fail_resource mr1;
value jv1 = parse(s, &mr1);
fail_resource mr2;
value jv2(jv1, &mr2);
BOOST_TEST(mr1.bytes == mr2.bytes);
fail_resource mr3;
value jv3(&mr3);
jv3 = jv1;
BOOST_TEST(mr1.bytes == mr3.bytes);
}
}
// object
{
std::string s;
s = "{\"0\":null";
for(int i = 1; i < 1000; ++i)
s +=
",\"" +
std::to_string(i) +
"\":null";
s.append("}");
fail_resource mr1;
value jv1 = parse(s, &mr1);
fail_resource mr2;
value jv2(jv1, &mr2);
BOOST_TEST(mr1.bytes == mr2.bytes);
fail_resource mr3;
value jv3(&mr3);
jv3 = jv1;
BOOST_TEST(mr1.bytes == mr3.bytes);
}
}
void
run()
{
testParse();
testMemoryUsage();
}
};