fe/fe-core/src/test/java/org/apache/doris/persist/AlterViewInfoTest.java

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package org.apache.doris.persist;

import com.google.common.collect.Lists;
import org.apache.doris.catalog.Column;
import org.apache.doris.catalog.PrimitiveType;
import org.apache.doris.common.AnalysisException;
import org.junit.After;
import org.junit.Assert;
import org.junit.Test;

import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class AlterViewInfoTest {
    private static String fileName = "./AlterViewInfoTest";

    private final long dbId = 10000L;
    private final long tableId = 30000L;
    private final String inlineViewDef = "Select a1, a2 From test_tbl Order By a1";
    private final long sqlMode = 0L;

    @After
    public void tearDown() {
        File file = new File(fileName);
        file.delete();
    }

    @Test
    public void testSerializeAlterViewInfo() throws IOException, AnalysisException {
        // 1. Write objects to file
        File file = new File(fileName);
        file.createNewFile();
        DataOutputStream out = new DataOutputStream(new FileOutputStream(file));

        Column column1 = new Column("col1", PrimitiveType.BIGINT);
        Column column2 = new Column("col2", PrimitiveType.DOUBLE);

        AlterViewInfo alterViewInfo = new AlterViewInfo(dbId, tableId, inlineViewDef, Lists.newArrayList(column1, column2), sqlMode);
        alterViewInfo.write(out);
        out.flush();
        out.close();

        // 2. Read objects from file
        DataInputStream in = new DataInputStream(new FileInputStream(file));

        AlterViewInfo readAlterViewInfo = AlterViewInfo.read(in);
        Assert.assertEquals(alterViewInfo, readAlterViewInfo);

        in.close();
    }


}