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MXS-852: Expand binary PS cursor test

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The test now tests that read-write splitting works both inside and outside
transactions.
This commit is contained in:
Markus Mäkelä 2017-06-26 21:51:41 +03:00
parent f2b199b3b0
commit 14692cd70c
1 changed files with 94 additions and 24 deletions
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118
maxscale-system-test/binary_ps_cursor.cpp
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@ -27,8 +27,8 @@ void test1(TestConnections& test)
cout << "Prepare" << endl;
test.add_result(mysql_stmt_prepare(stmt, query, strlen(query)), "Failed to prepare");
unsigned long cursor_type= CURSOR_TYPE_READ_ONLY;
unsigned long rows=0;
unsigned long cursor_type = CURSOR_TYPE_READ_ONLY;
unsigned long rows = 0;
test.add_result(mysql_stmt_attr_set(stmt, STMT_ATTR_CURSOR_TYPE, &cursor_type), "Failed to set attributes");
test.add_result(mysql_stmt_attr_set(stmt, STMT_ATTR_PREFETCH_ROWS, &rows), "Failed to set attributes");
@ -56,13 +56,15 @@ void test2(TestConnections& test)
MYSQL_STMT* stmt1 = mysql_stmt_init(conn);
MYSQL_STMT* stmt2 = mysql_stmt_init(conn);
const char* query = "SELECT @@server_id";
const char* query1 = "SELECT @@server_id";
const char* query2 = "SELECT @@server_id, @@last_insert_id";
char buffer1[100] = "";
char buffer2[100] = "";
char buffer2_2[100] = "";
my_bool err = false;
my_bool isnull = false;
MYSQL_BIND bind1[1] = {};
MYSQL_BIND bind2[1] = {};
MYSQL_BIND bind2[2] = {};
bind1[0].buffer_length = sizeof(buffer1);
bind1[0].buffer = buffer1;
@ -73,49 +75,117 @@ void test2(TestConnections& test)
bind2[0].buffer = buffer2;
bind2[0].error = &err;
bind2[0].is_null = &isnull;
bind2[1].buffer_length = sizeof(buffer2);
bind2[1].buffer = buffer2_2;
bind2[1].error = &err;
bind2[1].is_null = &isnull;
cout << "Prepare" << endl;
test.add_result(mysql_stmt_prepare(stmt1, query, strlen(query)), "Failed to prepare");
test.add_result(mysql_stmt_prepare(stmt2, query, strlen(query)), "Failed to prepare");
cout << "First prepare, should go to slave" << endl;
test.add_result(mysql_stmt_prepare(stmt1, query1, strlen(query1)), "Failed to prepare");
unsigned long cursor_type= CURSOR_TYPE_READ_ONLY;
unsigned long rows=0;
unsigned long cursor_type = CURSOR_TYPE_READ_ONLY;
unsigned long rows = 0;
test.add_result(mysql_stmt_attr_set(stmt1, STMT_ATTR_CURSOR_TYPE, &cursor_type), "Failed to set attributes");
test.add_result(mysql_stmt_attr_set(stmt1, STMT_ATTR_PREFETCH_ROWS, &rows), "Failed to set attributes");
test.add_result(mysql_stmt_execute(stmt1), "Failed to execute");
test.add_result(mysql_stmt_bind_result(stmt1, bind1), "Failed to bind result");
int rc1 = mysql_stmt_fetch(stmt1);
test.add_result(rc1, "Failed to fetch result: %d %s %s", rc1, mysql_stmt_error(stmt1), mysql_error(conn));
mysql_stmt_close(stmt1);
cout << "Second prepare, should go to master" << endl;
test.add_result(mysql_stmt_prepare(stmt2, query2, strlen(query2)), "Failed to prepare");
test.add_result(mysql_stmt_attr_set(stmt2, STMT_ATTR_CURSOR_TYPE, &cursor_type), "Failed to set attributes");
test.add_result(mysql_stmt_attr_set(stmt2, STMT_ATTR_PREFETCH_ROWS, &rows), "Failed to set attributes");
cout << "Execute" << endl;
test.add_result(mysql_stmt_execute(stmt1), "Failed to execute");
test.add_result(mysql_stmt_execute(stmt2), "Failed to execute");
cout << "Bind result" << endl;
test.add_result(mysql_stmt_bind_result(stmt1, bind1), "Failed to bind result");
test.add_result(mysql_stmt_bind_result(stmt2, bind2), "Failed to bind result");
cout << "Fetch row" << endl;
int rc1 = mysql_stmt_fetch(stmt1);
int rc2 = mysql_stmt_fetch(stmt2);
test.add_result(rc1, "Failed to fetch result: %d %s %s", rc1, mysql_stmt_error(stmt1), mysql_error(conn));
test.add_result(rc2, "Failed to fetch result: %d %s %s", rc2, mysql_stmt_error(stmt2), mysql_error(conn));
test.add_result(strlen(buffer1) == 0, "Expected result buffer 1 to not be empty");
test.add_result(strlen(buffer2) == 0, "Expected result buffer 2 to not be empty");
cout << "Close statement" << endl;
mysql_stmt_close(stmt1);
mysql_stmt_close(stmt2);
/** Get the master's server_id */
char server_id[1024];
test.repl->connect();
sprintf(server_id, "%d", test.repl->get_server_id(0));
test.add_result(strcmp(buffer1, buffer2) == 0, "Expected results to differ");
test.add_result(strcmp(buffer2, server_id) != 0,
"Expected prepare 2 to go to the master (%s) but it's %s",
server_id[0], buffer2);
}
void test3(TestConnections& test)
{
test.connect_maxscale();
test.set_timeout(20);
MYSQL_STMT* stmt = mysql_stmt_init(test.conn_rwsplit);
const char* query = "SELECT @@server_id";
char buffer[100] = "";
my_bool err = false;
my_bool isnull = false;
MYSQL_BIND bind[1] = {};
bind[0].buffer_length = sizeof(buffer);
bind[0].buffer = buffer;
bind[0].error = &err;
bind[0].is_null = &isnull;
test.add_result(mysql_stmt_prepare(stmt, query, strlen(query)), "Failed to prepare");
cout << "Start transaction" << endl;
test.add_result(mysql_query(test.conn_rwsplit, "START TRANSACTION"),
"START TRANSACTION should succeed: %s",
mysql_error(test.conn_rwsplit));
unsigned long cursor_type = CURSOR_TYPE_READ_ONLY;
unsigned long rows = 0;
test.add_result(mysql_stmt_attr_set(stmt, STMT_ATTR_CURSOR_TYPE, &cursor_type), "Failed to set attributes");
test.add_result(mysql_stmt_attr_set(stmt, STMT_ATTR_PREFETCH_ROWS, &rows), "Failed to set attributes");
cout << "Execute" << endl;
test.add_result(mysql_stmt_execute(stmt), "Failed to execute");
test.add_result(mysql_stmt_bind_result(stmt, bind), "Failed to bind result");
test.add_result(mysql_stmt_fetch(stmt), "Failed to fetch result");
test.add_result(strlen(buffer) == 0, "Expected result buffer to not be empty");
cout << "Commit" << endl;
test.add_result(mysql_query(test.conn_rwsplit, "COMMIT"),
"COMMIT should succeed: %s",
mysql_error(test.conn_rwsplit));
mysql_stmt_close(stmt);
test.close_maxscale_connections();
char server_id[1024];
test.repl->connect();
sprintf(server_id, "%d", test.repl->get_server_id(0));
test.add_result(strcmp(buffer, server_id) != 0,
"Expected the execute inside a transaction to go to the master (%s) but it's %s",
server_id[0], buffer);
}
int main(int argc, char** argv)
{
TestConnections test(argc, argv);
cout << "Test 1" << endl;
cout << "Test 1: Testing simple cursor usage" << endl;
test1(test);
cout << "Done" << endl << endl;
cout << "Test 2" << endl;
cout << "Test 2: Testing read-write splitting with cursors" << endl;
test2(test);
cout << "Done" << endl << endl;
cout << "Test 3: Testing transactions with cursors" << endl;
test3(test);
cout << "Done" << endl << endl;
return test.global_result;
}