/**
* 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.avro.io;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.Arrays;
import java.util.Collection;
import org.apache.avro.Schema;
import org.apache.avro.io.TestValidatingIO.Encoding;
import org.junit.Test;
import org.junit.runners.Parameterized;
import org.junit.runner.RunWith;
@RunWith(Parameterized.class)
public class TestResolvingIO {
protected final Encoding eEnc;
protected final int iSkipL;
protected final String sJsWrtSchm;
protected final String sWrtCls;
protected final String sJsRdrSchm;
protected final String sRdrCls;
public TestResolvingIO (Encoding encoding,
int skipLevel, String jsonWriterSchema,
String writerCalls,
String jsonReaderSchema, String readerCalls
) {
this.eEnc = encoding;
this.iSkipL = skipLevel;
this.sJsWrtSchm = jsonWriterSchema;
this.sWrtCls = writerCalls;
this.sJsRdrSchm = jsonReaderSchema;
this.sRdrCls = readerCalls;
}
@Test
public void testIdentical() throws IOException {
performTest(eEnc, iSkipL, sJsWrtSchm, sWrtCls, sJsWrtSchm, sWrtCls);
}
private static final int COUNT = 10;
@Test
public void testCompatible() throws IOException {
performTest(eEnc, iSkipL, sJsWrtSchm, sWrtCls, sJsRdrSchm, sRdrCls);
}
private void performTest(Encoding encoding,
int skipLevel, String jsonWriterSchema,
String writerCalls,
String jsonReaderSchema, String readerCalls)
throws IOException {
for (int i = 0; i < COUNT; i++) {
testOnce(jsonWriterSchema, writerCalls,
jsonReaderSchema, readerCalls, encoding, skipLevel);
}
}
private void testOnce(String jsonWriterSchema,
String writerCalls,
String jsonReaderSchema,
String readerCalls,
Encoding encoding,
int skipLevel) throws IOException {
Object[] values = TestValidatingIO.randomValues(writerCalls);
Schema writerSchema = Schema.parse(jsonWriterSchema);
byte[] bytes = TestValidatingIO.make(writerSchema, writerCalls,
values, encoding);
Schema readerSchema = Schema.parse(jsonReaderSchema);
check(writerSchema, readerSchema, bytes, readerCalls,
values,
encoding, skipLevel);
}
static void check(Schema wsc, Schema rsc, byte[] bytes,
String calls, Object[] values, Encoding encoding,
int skipLevel)
throws IOException {
// TestValidatingIO.dump(bytes);
// System.out.println(new String(bytes, "UTF-8"));
Decoder bvi = null;
switch (encoding) {
case BINARY:
case BLOCKING_BINARY:
bvi = DecoderFactory.defaultFactory().createBinaryDecoder(bytes, null);
break;
case JSON:
InputStream in = new ByteArrayInputStream(bytes);
bvi = new JsonDecoder(wsc, in);
break;
}
Decoder vi = new ResolvingDecoder(wsc, rsc, bvi);
TestValidatingIO.check(vi, calls, values, skipLevel);
}
@Parameterized.Parameters
public static Collection<Object[]> data2() {
return Arrays.asList(TestValidatingIO.convertTo2dArray(encodings, skipLevels, testSchemas()));
}
static Object[][] encodings = new Object[][] { { Encoding.BINARY },
{ Encoding.BLOCKING_BINARY }, { Encoding.JSON } };
static Object[][] skipLevels =
new Object[][] { { -1 }, { 0 }, { 1 }, { 2 } };
private static Object[][] testSchemas() {
// The mnemonics are the same as {@link TestValidatingIO#testSchemas}
return new Object[][] {
// { "\"int\"", "I", "\"float\"", "F" }, // makes sense?
{ "\"int\"", "I", "\"double\"", "D" },
// { "\"long\"", "L", "\"float\"", "F" }, // And this?
{ "\"long\"", "L", "\"double\"", "D" },
{ "\"float\"", "F", "\"double\"", "D" },
{ "\"double\"", "D", "\"long\"", "L" },
{ "{\"type\":\"array\", \"items\": \"int\"}", "[]",
"{\"type\":\"array\", \"items\": \"long\"}", "[]", },
{ "{\"type\":\"array\", \"items\": \"int\"}", "[]",
"{\"type\":\"array\", \"items\": \"double\"}", "[]" },
{ "{\"type\":\"array\", \"items\": \"long\"}", "[]",
"{\"type\":\"array\", \"items\": \"double\"}", "[]" },
{ "{\"type\":\"array\", \"items\": \"float\"}", "[]",
"{\"type\":\"array\", \"items\": \"double\"}", "[]" },
{ "{\"type\":\"array\", \"items\": \"int\"}", "[c1sI]",
"{\"type\":\"array\", \"items\": \"long\"}", "[c1sL]" },
{ "{\"type\":\"array\", \"items\": \"int\"}", "[c1sI]",
"{\"type\":\"array\", \"items\": \"double\"}", "[c1sD]" },
{ "{\"type\":\"array\", \"items\": \"long\"}", "[c1sL]",
"{\"type\":\"array\", \"items\": \"double\"}", "[c1sD]" },
{ "{\"type\":\"array\", \"items\": \"float\"}", "[c1sF]",
"{\"type\":\"array\", \"items\": \"double\"}", "[c1sD]" },
{ "{\"type\":\"map\", \"values\": \"int\"}", "{}",
"{\"type\":\"map\", \"values\": \"long\"}", "{}" },
{ "{\"type\":\"map\", \"values\": \"int\"}", "{}",
"{\"type\":\"map\", \"values\": \"double\"}", "{}" },
{ "{\"type\":\"map\", \"values\": \"long\"}", "{}",
"{\"type\":\"map\", \"values\": \"double\"}", "{}" },
{ "{\"type\":\"map\", \"values\": \"float\"}", "{}",
"{\"type\":\"map\", \"values\": \"double\"}", "{}" },
{ "{\"type\":\"map\", \"values\": \"int\"}", "{c1sK5I}",
"{\"type\":\"map\", \"values\": \"long\"}", "{c1sK5L}" },
{ "{\"type\":\"map\", \"values\": \"int\"}", "{c1sK5I}",
"{\"type\":\"map\", \"values\": \"double\"}", "{c1sK5D}" },
{ "{\"type\":\"map\", \"values\": \"long\"}", "{c1sK5L}",
"{\"type\":\"map\", \"values\": \"double\"}", "{c1sK5D}" },
{ "{\"type\":\"map\", \"values\": \"float\"}", "{c1sK5F}",
"{\"type\":\"map\", \"values\": \"double\"}", "{c1sK5D}" },
{ "{\"type\":\"record\",\"name\":\"r\",\"fields\":["
+ "{\"name\":\"f\", \"type\":\"int\"}]}", "I",
"{\"type\":\"record\",\"name\":\"r\",\"fields\":["
+ "{\"name\":\"f\", \"type\":\"long\"}]}", "L" },
{ "{\"type\":\"record\",\"name\":\"r\",\"fields\":["
+ "{\"name\":\"f\", \"type\":\"int\"}]}", "I",
"{\"type\":\"record\",\"name\":\"r\",\"fields\":["
+ "{\"name\":\"f\", \"type\":\"double\"}]}", "D" },
// multi-field record with promotions
{ "{\"type\":\"record\",\"name\":\"r\",\"fields\":["
+ "{\"name\":\"f0\", \"type\":\"boolean\"},"
+ "{\"name\":\"f1\", \"type\":\"int\"},"
+ "{\"name\":\"f2\", \"type\":\"float\"},"
+ "{\"name\":\"f3\", \"type\":\"string\"}]}", "BIFS",
"{\"type\":\"record\",\"name\":\"r\",\"fields\":["
+ "{\"name\":\"f0\", \"type\":\"boolean\"},"
+ "{\"name\":\"f1\", \"type\":\"long\"},"
+ "{\"name\":\"f2\", \"type\":\"double\"},"
+ "{\"name\":\"f3\", \"type\":\"string\"}]}", "BLDS" },
{ "[\"int\"]", "U0I",
"[\"long\"]", "U0L" },
{ "[\"int\"]", "U0I",
"[\"double\"]", "U0D" },
{ "[\"long\"]", "U0L",
"[\"double\"]", "U0D" },
{ "[\"float\"]", "U0F",
"[\"double\"]", "U0D" },
{ "\"int\"", "I", "[\"int\"]", "U0I" },
{ "[\"int\"]", "U0I", "\"int\"", "I" },
{ "[\"int\"]", "U0I", "\"long\"", "L" },
{ "[\"boolean\", \"int\"]", "U1I",
"[\"boolean\", \"long\"]", "U1L" },
{ "[\"boolean\", \"int\"]", "U1I",
"[\"long\", \"boolean\"]", "U0L" },
};
}
}