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

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//
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package org.apache.doris.analysis;

import org.apache.doris.common.AnalysisException;
import org.apache.doris.common.UserException;
import org.apache.doris.mysql.privilege.MockedAuth;
import org.apache.doris.mysql.privilege.PaloAuth;
import org.apache.doris.qe.ConnectContext;

import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

import mockit.Mocked;

public class UseStmtTest {
    private Analyzer analyzer;

    @Mocked
    private PaloAuth auth;
    @Mocked
    private ConnectContext ctx;

    @Before
    public void setUp() {
        analyzer = AccessTestUtil.fetchAdminAnalyzer(true);
        MockedAuth.mockedAuth(auth);
        MockedAuth.mockedConnectContext(ctx, "root", "192.168.1.1");
    }

    @Test
    public void testNormal() throws UserException, AnalysisException {
        UseStmt stmt = new UseStmt("testDb");
        stmt.analyze(analyzer);

        Assert.assertEquals("USE `testCluster:testDb`", stmt.toString());
        Assert.assertEquals("testCluster:testDb", stmt.getDatabase());
    }

    @Test(expected = AnalysisException.class)
    public void testNoDb() throws UserException, AnalysisException {
        UseStmt stmt = new UseStmt("");
        stmt.analyze(analyzer);

        Assert.fail("No exception throws.");
    }
}