/**
* Copyright 2011-2014 Asakusa Framework Team.
*
* Licensed 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 com.asakusafw.runtime.stage.directio;
import static com.asakusafw.runtime.stage.directio.StringTemplate.Format.*;
import static org.hamcrest.Matchers.*;
import static org.junit.Assert.*;
import java.io.IOException;
import java.util.Arrays;
import org.apache.hadoop.io.DataInputBuffer;
import org.apache.hadoop.io.DataOutputBuffer;
import org.apache.hadoop.io.Writable;
import org.junit.Test;
import com.asakusafw.runtime.io.util.WritableRawComparable;
import com.asakusafw.runtime.stage.directio.StringTemplate.Format;
import com.asakusafw.runtime.stage.directio.StringTemplate.FormatSpec;
import com.asakusafw.runtime.value.Date;
import com.asakusafw.runtime.value.DateOption;
import com.asakusafw.runtime.value.DateTime;
import com.asakusafw.runtime.value.DateTimeOption;
/**
* Test for {@link StringTemplate}.
*/
public class StringTemplateTest {
/**
* plain template.
* @throws Exception if failed
*/
@Test
public void plain() throws Exception {
Mock mock = new Mock(plain("Hello, world!"));
assertThat(mock.apply(), is("Hello, world!"));
}
/**
* placeholder.
* @throws Exception if failed
*/
@Test
public void placeholder() throws Exception {
Mock mock = new Mock(spec(NATURAL));
mock.setMock("Hello, world!");
assertThat(mock.apply(), is("Hello, world!"));
}
/**
* date placeholder.
* @throws Exception if failed
*/
@Test
public void placeholder_date() throws Exception {
Mock mock = new Mock(spec(DATE, "yyyy/MM/dd"));
mock.setMock(new DateOption(new Date(2012, 2, 3)));
assertThat(mock.apply(), is("2012/02/03"));
}
/**
* date placeholder.
* @throws Exception if failed
*/
@Test
public void placeholder_date_null() throws Exception {
Mock mock = new Mock(spec(DATE, "yyyy/MM/dd"));
mock.setMock(new DateOption());
mock.apply(); // no error
}
/**
* datetime placeholder.
* @throws Exception if failed
*/
@Test
public void placeholder_datetime() throws Exception {
Mock mock = new Mock(spec(DATETIME, "yyyy-MM-dd/HH"));
mock.setMock(new DateTimeOption(new DateTime(2012, 2, 3, 4, 5, 6)));
assertThat(mock.apply(), is("2012-02-03/04"));
}
/**
* datetime placeholder.
* @throws Exception if failed
*/
@Test
public void placeholder_datetime_null() throws Exception {
Mock mock = new Mock(spec(DATETIME, "yyyy-MM-dd/HH"));
mock.setMock(new DateTimeOption());
mock.apply(); // no error
}
/**
* mixed.
* @throws Exception if failed
*/
@Test
public void mixed() throws Exception {
Mock mock = new Mock(plain("left"), spec(NATURAL), plain("right"));
mock.setMock("", "replaced", "");
assertThat(mock.apply(), is("leftreplacedright"));
}
/**
* serialization testing.
* @throws Exception if failed
*/
@Test
public void serialize() throws Exception {
Mock mock = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy/MM/dd"));
mock.setMock("", "0", "", new DateOption(new Date(2012, 1, 2)));
byte[] s0 = ser(mock);
Mock r0 = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy/MM/dd"));
des(r0, s0);
assertThat(r0.apply(), is("left0right2012/01/02"));
mock.setMock("LLLLLLLLLLLLLL", "0", "RRRRRRRRRRRRRR");
byte[] s2 = ser(mock);
Mock r2 = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy/MM/dd"));
des(r2, s2);
assertThat(s0, is(s2));
}
/**
* comparison testing.
* @throws Exception if failed
*/
@Test
public void compare() throws Exception {
Mock a = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy"));
a.setMock("", "0", "", new DateOption(new Date(2012, 1, 2)));
Mock b = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy"));
b.setMock("", "1", "", new DateOption(new Date(2012, 1, 2)));
Mock c = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy"));
c.setMock("", "1", "", new DateOption(new Date(2013, 1, 2)));
Mock d = new Mock(plain("left"), spec(NATURAL), plain("right"), spec(DATE, "yyyy"));
d.setMock("LLLLLLLLLLLLLL", "0", "RRRRRRRRRRRRRR", new DateOption(new Date(2012, 2, 3)));
assertThat(cmp(a, b), is(not(0)));
assertThat(cmp(b, c), is(not(0)));
assertThat(cmp(a, d), is(equalTo(0)));
}
private FormatSpec plain(String string) {
return spec(Format.PLAIN, string);
}
private FormatSpec spec(Format format) {
return spec(format, null);
}
private FormatSpec spec(Format format, String string) {
return new FormatSpec(format, string);
}
static byte[] ser(WritableRawComparable writable) throws IOException {
DataOutputBuffer out = new DataOutputBuffer();
writable.write(out);
assertThat(writable.getSizeInBytes(out.getData(), 0), is(out.getLength()));
byte[] results = Arrays.copyOfRange(out.getData(), 0, out.getLength());
return results;
}
static <T extends Writable> T des(T writable, byte[] serialized) throws IOException {
DataInputBuffer buf = new DataInputBuffer();
buf.reset(serialized, serialized.length);
writable.readFields(buf);
return writable;
}
static int cmp(WritableRawComparable a, WritableRawComparable b) throws IOException {
int cmp = a.compareTo(b);
assertThat(a.equals(b), is(cmp == 0));
if (cmp == 0) {
assertThat(a.hashCode(), is(b.hashCode()));
}
byte[] serA = ser(a);
byte[] serB = ser(b);
int serCmp = a.compareInBytes(serA, 0, serB, 0);
assertThat(serCmp, is(cmp));
return cmp;
}
private static class Mock extends StringTemplate {
Mock(FormatSpec... specs) {
super(specs);
}
void setMock(Object... values) {
set(values);
}
@Override
public void set(Object object) {
Object[] values = (Object[]) object;
for (int i = 0; i < values.length; i++) {
setProperty(i, values[i]);
}
}
}
}