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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package org.apache.doris.analysis;
import org.apache.doris.common.AnalysisException;
import org.junit.Assert;
import org.junit.Test;
public class ColumnPositionTest {
@Test
public void testNormal() throws AnalysisException {
ColumnPosition pos = ColumnPosition.FIRST;
pos.analyze();
Assert.assertEquals("FIRST", pos.toString());
Assert.assertNull(pos.getLastCol());
Assert.assertTrue(pos.isFirst());
pos = new ColumnPosition("col");
pos.analyze();
Assert.assertEquals("AFTER `col`", pos.toString());
Assert.assertEquals("col", pos.getLastCol());
Assert.assertFalse(pos.isFirst());
}
@Test(expected = AnalysisException.class)
public void testNoCol() throws AnalysisException {
ColumnPosition pos = new ColumnPosition("");
pos.analyze();
Assert.fail("No exception throws.");
}
}