Added a test case that checks that causal_reads works. With current MariaDB releases, it will not work.
		
			
				
	
	
		
			38 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			38 lines
		
	
	
		
			1.1 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/**
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 * MXS-1778: Use GTID from OK packets for consistent reads
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 *
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 * https://jira.mariadb.org/browse/MXS-1778
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 */
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#include "testconnections.h"
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int main(int argc, char** argv)
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{
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    printf("THIS TEST IS DISABLED UNTIL A SERVER VERSION WITH THE FIX IS RELEASED\n");
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    return 0;
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    TestConnections test(argc, argv);
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    const int N_QUERIES = 100;
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    test.maxscales->connect();
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    test.try_query(test.maxscales->conn_rwsplit[0], "CREATE OR REPLACE TABLE test.t1(id INT)");
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    for (int i = 0; i < N_QUERIES; i++)
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    {
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        std::string value = std::to_string(i);
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        std::string insert = "INSERT INTO test.t1 VALUES (" + value + ")";
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        std::string select = "SELECT COUNT(*) FROM test.t1 WHERE id = " + value;
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        test.try_query(test.maxscales->conn_rwsplit[0], "%s", insert.c_str());
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        Row row = get_row(test.maxscales->conn_rwsplit[0], select);
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        test.assert(!row.empty() && row[0] == "1", "At %d: Row is %s", i, row.empty() ? "empty" : row[0].c_str());
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    }
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    test.try_query(test.maxscales->conn_rwsplit[0], "DROP TABLE test.t1");
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    test.maxscales->disconnect();
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    return test.global_result;
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}
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