fe/fe-core/src/test/java/org/apache/doris/analysis/ShowVariablesStmtTest.java

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//
//   http://www.apache.org/licenses/LICENSE-2.0
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package org.apache.doris.analysis;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;

import org.junit.Test;

public class ShowVariablesStmtTest {
    @Test
    public void testNormal() {
        ShowVariablesStmt stmt = new ShowVariablesStmt(null, null);
        stmt.analyze(null);
        assertEquals("SHOW DEFAULT VARIABLES", stmt.toString());
        assertEquals(2, stmt.getMetaData().getColumnCount());
        assertEquals("Variable_name", stmt.getMetaData().getColumn(0).getName());
        assertEquals("Value", stmt.getMetaData().getColumn(1).getName());
        assertNull(stmt.getPattern());
        assertEquals(SetType.DEFAULT, stmt.getType());

        stmt = new ShowVariablesStmt(SetType.GLOBAL, "abc");
        stmt.analyze(null);
        assertEquals("SHOW GLOBAL VARIABLES LIKE 'abc'", stmt.toString());
        assertEquals(2, stmt.getMetaData().getColumnCount());
        assertEquals("Variable_name", stmt.getMetaData().getColumn(0).getName());
        assertEquals("Value", stmt.getMetaData().getColumn(1).getName());
        assertEquals("abc", stmt.getPattern());
        assertEquals(SetType.GLOBAL, stmt.getType());
    }
}