/*
* Copyright 2013 Hewlett-Packard Development Company, L.P
*
* 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.hp.alm.ali.idea.progress;
import com.hp.alm.ali.ServerVersion;
import com.hp.alm.ali.idea.IntellijTest;
import com.intellij.openapi.progress.util.ProgressIndicatorBase;
import org.apache.commons.io.FileUtils;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.util.LinkedList;
public class IndicatingOutputStreamTest extends IntellijTest {
public IndicatingOutputStreamTest() {
super(ServerVersion.AGM);
}
private File file;
@Before
public void preClean() throws IOException {
file = File.createTempFile("test", "");
file.deleteOnExit();
}
@After
public void postClean() {
file.delete();
}
@Test
public void testReporting() throws IOException {
final LinkedList<Double> fractions = new LinkedList<Double>();
fractions.add(0.25);
fractions.add(0.75);
fractions.add(0.80);
fractions.add(1.0);
handler.async(4);
IndicatingOutputStream ios = new IndicatingOutputStream(file, 20, new ProgressIndicatorBase() {
@Override
public void setFraction(final double fraction) {
handler.done(new Runnable() {
@Override
public void run() {
Assert.assertEquals(fractions.removeFirst(), (Double) fraction);
}
});
}
});
byte[] buf0 = "1234\n".getBytes();
byte[] buf1 = "123456789\n".getBytes();
byte[] buf2 = "678\n".getBytes();
ios.write(buf0);
ios.write(buf1);
ios.write('5');
ios.write(buf2);
ios.close();
Assert.assertEquals("1234\n123456789\n5678\n", FileUtils.readFileToString(file));
}
@Test
public void testCancel() throws IOException {
IndicatingOutputStream ios = new IndicatingOutputStream(file, 20, new ProgressIndicatorBase() {
@Override
public void setFraction(final double fraction) {
cancel();
}
});
ios.write("1234\n".getBytes());
try {
ios.write("123456789\n".getBytes());
Assert.fail("Should have failed");
} catch (CanceledException e) {
// ok
}
Assert.assertEquals("1234\n", FileUtils.readFileToString(file));
}
@Test
public void testObservers() throws IOException {
IndicatingOutputStream ios = new IndicatingOutputStream(file, 20, null);
ByteArrayOutputStream baos1 = new ByteArrayOutputStream();
ios.addObserver(baos1);
ByteArrayOutputStream baos2 = new ByteArrayOutputStream();
ios.addObserver(baos2);
ios.write("1234\n12345".getBytes());
Assert.assertEquals("1234\n12345", baos1.toString());
Assert.assertEquals("1234\n12345", baos2.toString());
ios.write("6789\n5678\n".getBytes());
Assert.assertEquals("1234\n123456789\n5678\n", baos1.toString());
Assert.assertEquals("1234\n123456789\n5678\n", baos2.toString());
Assert.assertEquals("1234\n123456789\n5678\n", FileUtils.readFileToString(file));
}
}