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Handle MariaDB JSON columns since they are stored as longtext (#3621)

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* Also extract BLOBs when reading longtext columns as std::string

* Fix error message in unit test

* Added unit test to read longtext columns as std::string
This commit is contained in:
Hernan Martinez
2022-05-31 08:53:15 -04:00
committed by GitHub
parent bc8e192c2b
commit 573dcca72a
5 changed files with 41 additions and 2 deletions
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13
Data/MySQL/testsuite/src/MySQLTest.cpp
View File

@@ -479,6 +479,14 @@ void MySQLTest::testLongBLOB()
_pExecutor->longBlob();
}
void MySQLTest::testLongTEXT()
{
if (!_pSession) fail ("Test not available.");
recreatePersonLongBLOBTable();
_pExecutor->longText();
}
void MySQLTest::testJSON()
{
if (!_pSession) fail("Test not available.");
@@ -793,8 +801,8 @@ void MySQLTest::recreatePersonJSONTable()
{
dropTable("Person");
try { *_pSession << "CREATE TABLE Person (LastName VARCHAR(30), FirstName VARCHAR(30), Address VARCHAR(30), Biography JSON)", now; }
catch (ConnectionException& ce) { std::cout << ce.displayText() << std::endl; fail("recreatePersonLongBLOBTable()"); }
catch (StatementException& se) { std::cout << se.displayText() << std::endl; fail("recreatePersonLongBLOBTable()"); }
catch (ConnectionException& ce) { std::cout << ce.displayText() << std::endl; fail("recreatePersonJSONTable()"); }
catch (StatementException& se) { std::cout << se.displayText() << std::endl; fail("recreatePersonJSONTable()"); }
}
@@ -966,6 +974,7 @@ CppUnit::Test* MySQLTest::suite()
//CppUnit_addTest(pSuite, MySQLTest, testBLOB);
CppUnit_addTest(pSuite, MySQLTest, testBLOBStmt);
CppUnit_addTest(pSuite, MySQLTest, testLongBLOB);
CppUnit_addTest(pSuite, MySQLTest, testLongTEXT);
CppUnit_addTest(pSuite, MySQLTest, testJSON);
CppUnit_addTest(pSuite, MySQLTest, testUnsignedInts);
CppUnit_addTest(pSuite, MySQLTest, testFloat);

1
Data/MySQL/testsuite/src/MySQLTest.h
View File

@@ -80,6 +80,7 @@ public:
void testBLOB();
void testBLOBStmt();
void testLongBLOB();
void testLongTEXT();
void testJSON();
void testUnsignedInts();

25
Data/MySQL/testsuite/src/SQLExecutor.cpp
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@@ -1488,6 +1488,31 @@ void SQLExecutor::longBlob()
poco_assert (res == biography);
}
void SQLExecutor::longText()
{
std::string funct = "longText()";
std::string lastName("lastname");
std::string firstName("firstname");
std::string address("Address");
std::string biography("Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.", 123);
int count = 0;
Statement ins = (*_pSession << "INSERT INTO Person VALUES (?,?,?,?)", use(lastName), use(firstName), use(address), use(biography));
ins.execute();
try { *_pSession << "SELECT COUNT(*) FROM Person", into(count), now; }
catch(ConnectionException& ce){ std::cout << ce.displayText() << std::endl; fail (funct); }
catch(StatementException& se){ std::cout << se.displayText() << std::endl; fail (funct); }
assertTrue (count == 1);
std::string longTextRes;
poco_assert (longTextRes.size() == 0);
Statement stmt = (*_pSession << "SELECT Biography FROM Person", into(longTextRes));
try { stmt.execute(); }
catch(ConnectionException& ce){ std::cout << ce.displayText() << std::endl; fail (funct); }
catch(StatementException& se){ std::cout << se.displayText() << std::endl; fail (funct); }
poco_assert (longTextRes == biography);
}
void SQLExecutor::json()
{
std::string funct = "json()";

1
Data/MySQL/testsuite/src/SQLExecutor.h
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@@ -85,6 +85,7 @@ public:
void time();
void timestamp();
void longBlob();
void longText();
void json();
void unsignedInts();
void floats();