AlterTableTest.java

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 * 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
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 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
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package org.apache.cassandra.cql3;

import org.apache.cassandra.db.ColumnFamilyStore;
import org.apache.cassandra.db.Keyspace;
import org.junit.Test;

import static org.junit.Assert.assertEquals;

public class AlterTableTest extends CQLTester
{
    @Test
    public void testAddList() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY, content text);");
        execute("ALTER TABLE %s ADD myCollection list<text>;");
        execute("INSERT INTO %s (id, content , myCollection) VALUES ('test', 'first test', ['first element']);");

        assertRows(execute("SELECT * FROM %s;"), row("test", "first test", list("first element")));
    }

    @Test
    public void testDropList() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY, content text, myCollection list<text>);");
        execute("INSERT INTO %s (id, content , myCollection) VALUES ('test', 'first test', ['first element']);");
        execute("ALTER TABLE %s DROP myCollection;");

        assertRows(execute("SELECT * FROM %s;"), row("test", "first test"));
    }
    @Test
    public void testAddMap() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY, content text);");
        execute("ALTER TABLE %s ADD myCollection map<text, text>;");
        execute("INSERT INTO %s (id, content , myCollection) VALUES ('test', 'first test', { '1' : 'first element'});");

        assertRows(execute("SELECT * FROM %s;"), row("test", "first test", map("1", "first element")));
    }

    @Test
    public void testDropMap() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY, content text, myCollection map<text, text>);");
        execute("INSERT INTO %s (id, content , myCollection) VALUES ('test', 'first test', { '1' : 'first element'});");
        execute("ALTER TABLE %s DROP myCollection;");

        assertRows(execute("SELECT * FROM %s;"), row("test", "first test"));
    }

    @Test
    public void testDropListAndAddListWithSameName() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY, content text, myCollection list<text>);");
        execute("INSERT INTO %s (id, content , myCollection) VALUES ('test', 'first test', ['first element']);");
        execute("ALTER TABLE %s DROP myCollection;");
        execute("ALTER TABLE %s ADD myCollection list<text>;");

        assertRows(execute("SELECT * FROM %s;"), row("test", "first test", null));
        execute("UPDATE %s set myCollection = ['second element'] WHERE id = 'test';");
        assertRows(execute("SELECT * FROM %s;"), row("test", "first test", list("second element")));
    }
    @Test
    public void testDropListAndAddMapWithSameName() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY, content text, myCollection list<text>);");
        execute("INSERT INTO %s (id, content , myCollection) VALUES ('test', 'first test', ['first element']);");
        execute("ALTER TABLE %s DROP myCollection;");

        assertInvalid("ALTER TABLE %s ADD myCollection map<int, int>;");
    }

    @Test
    public void testChangeStrategyWithUnquotedAgrument() throws Throwable
    {
        createTable("CREATE TABLE %s (id text PRIMARY KEY);");

        assertInvalidSyntaxMessage("no viable alternative at input '}'",
                                   "ALTER TABLE %s WITH caching = {'keys' : 'all', 'rows_per_partition' : ALL};");
    }

    @Test
    // tests CASSANDRA-7976
    public void testAlterIndexInterval() throws Throwable
    {
        String tableName = createTable("CREATE TABLE IF NOT EXISTS %s (id uuid, album text, artist text, data blob, PRIMARY KEY (id))");
        ColumnFamilyStore cfs = Keyspace.open(KEYSPACE).getColumnFamilyStore(tableName);

        alterTable("ALTER TABLE %s WITH min_index_interval=256 AND max_index_interval=512");
        assertEquals(256, cfs.metadata.getMinIndexInterval());
        assertEquals(512, cfs.metadata.getMaxIndexInterval());

        alterTable("ALTER TABLE %s WITH caching = 'none'");
        assertEquals(256, cfs.metadata.getMinIndexInterval());
        assertEquals(512, cfs.metadata.getMaxIndexInterval());
    }
}