/**
* 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.hadoop.zebra.types;
import java.io.StringReader;
import java.util.Iterator;
import java.util.Map;
import java.util.HashSet;
import junit.framework.Assert;
import org.apache.hadoop.zebra.types.CGSchema;
import org.apache.hadoop.zebra.schema.ColumnType;
import org.apache.hadoop.zebra.parser.ParseException;
import org.apache.hadoop.zebra.types.Partition;
import org.apache.hadoop.zebra.schema.Schema;
import org.apache.hadoop.zebra.parser.TableSchemaParser;
import org.apache.hadoop.zebra.schema.Schema.ColumnSchema;
import org.junit.Before;
import org.junit.Test;
public class TestStorageRecord {
String strSch = "r1:record(f1:int, f2:int), r2:record(r3:record(f3:float, f4))";
TableSchemaParser parser;
Schema schema;
@Before
public void init() throws ParseException {
parser = new TableSchemaParser(new StringReader(strSch));
schema = parser.RecordSchema(null);
}
@Test
public void testStorageValid1() {
try {
String strStorage = "[r1.f1, r2.r3.f3]; [r1.f2, r2.r3.f4]";
Partition p = new Partition(schema.toString(), strStorage, null);
CGSchema[] cgschemas = p.getCGSchemas();
// 2 column group;
int size = cgschemas.length;
Assert.assertEquals(size, 2);
System.out.println("********** Column Groups **********");
for (int i = 0; i < cgschemas.length; i++) {
System.out.println(cgschemas[i]);
System.out.println("--------------------------------");
}
CGSchema cgs1 = cgschemas[0];
CGSchema cgs2 = cgschemas[1];
ColumnSchema f11 = cgs1.getSchema().getColumn(0);
Assert.assertEquals("r1.f1", f11.getName());
Assert.assertEquals(ColumnType.INT, f11.getType());
ColumnSchema f12 = cgs1.getSchema().getColumn(1);
Assert.assertEquals("r2.r3.f3", f12.getName());
Assert.assertEquals(ColumnType.FLOAT, f12.getType());
ColumnSchema f21 = cgs2.getSchema().getColumn(0);
Assert.assertEquals("r1.f2", f21.getName());
Assert.assertEquals(ColumnType.INT, f21.getType());
ColumnSchema f22 = cgs2.getSchema().getColumn(1);
Assert.assertEquals("r2.r3.f4", f22.getName());
Assert.assertEquals(ColumnType.BYTES, f22.getType());
System.out.println("*********** Column Map **********");
Map<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> colmap = p
.getPartitionInfo().getColMap();
Assert.assertEquals(colmap.size(), 4);
Iterator<Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>>> it = colmap
.entrySet().iterator();
for (int i = 0; i < colmap.size(); i++) {
Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>> entry = (Map.Entry<String, HashSet<Partition.PartitionInfo.ColumnMappingEntry>>) it
.next();
String name = entry.getKey();
HashSet<Partition.PartitionInfo.ColumnMappingEntry> hs = entry
.getValue();
Iterator<Partition.PartitionInfo.ColumnMappingEntry> it1 = hs
.iterator();
for (int j = 0; j < hs.size(); j++) {
Partition.PartitionInfo.ColumnMappingEntry cme = (Partition.PartitionInfo.ColumnMappingEntry) it1
.next();
System.out.println("[Column = " + name + " CG = " + cme.getCGIndex()
+ "." + cme.getFieldIndex() + "]");
if (i == 0 && j == 0) {
Assert.assertEquals(name, "r1.f1");
Assert.assertEquals(cme.getCGIndex(), 0);
Assert.assertEquals(cme.getFieldIndex(), 0);
} else if (i == 1 && j == 0) {
Assert.assertEquals(name, "r1.f2");
Assert.assertEquals(cme.getCGIndex(), 1);
Assert.assertEquals(cme.getFieldIndex(), 0);
} else if (i == 2 && j == 0) {
Assert.assertEquals(name, "r2.r3.f3");
Assert.assertEquals(cme.getCGIndex(), 0);
Assert.assertEquals(cme.getFieldIndex(), 1);
} else if (i == 3 && j == 0) {
Assert.assertEquals(name, "r2.r3.f4");
Assert.assertEquals(cme.getCGIndex(), 1);
Assert.assertEquals(cme.getFieldIndex(), 1);
}
}
}
} catch (Exception e) {
Assert.assertTrue(false);
}
}
/*
* @Test public void testStorageInvalid1() { try { String strStorage =
* "m1#k1"; TableStorageParser parser = new TableStorageParser(new
* ByteArrayInputStream(strStorage.getBytes("UTF-8")), null, schema);
* ArrayList<CGSchema> schemas = parser.StorageSchema(); CGSchema cgs1 =
* schemas.get(0); } catch (Exception e) { String errMsg = e.getMessage();
* String str = "Encountered \" <IDENTIFIER> \"m1 \"\" at line 1, column 1.";
* System.out.println(errMsg); System.out.println(str);
* Assert.assertEquals(errMsg.startsWith(str), true); } }
*/
}