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added serialization test 

changed tests to Junit 4

git-svn-id: https://svn.apache.org/repos/asf/commons/proper/math/trunk@782435 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Luc Maisonobe 2009-06-07 19:13:17 +00:00
parent 6dec8fa07d
commit 2138d3bfba
1 changed files with 11 additions and 59 deletions
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70
src/test/org/apache/commons/math/ode/sampling/DummyStepInterpolatorTest.java
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@ -17,7 +17,10 @@
package org.apache.commons.math.ode.sampling; package org.apache.commons.math.ode.sampling;
import junit.framework.*; import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.ByteArrayOutputStream; import java.io.ByteArrayOutputStream;
import java.io.ByteArrayInputStream; import java.io.ByteArrayInputStream;
import java.io.ObjectOutputStream; import java.io.ObjectOutputStream;
@ -27,15 +30,12 @@ import java.io.IOException;
import org.apache.commons.math.ode.DerivativeException; import org.apache.commons.math.ode.DerivativeException;
import org.apache.commons.math.ode.sampling.AbstractStepInterpolator; import org.apache.commons.math.ode.sampling.AbstractStepInterpolator;
import org.apache.commons.math.ode.sampling.DummyStepInterpolator; import org.apache.commons.math.ode.sampling.DummyStepInterpolator;
import org.junit.Test;
public class DummyStepInterpolatorTest public class DummyStepInterpolatorTest {
extends TestCase {
public DummyStepInterpolatorTest(String name) { @Test
super(name); public void testNoReset() throws DerivativeException {
}
public void testNoReset() {
double[] y = { 0.0, 1.0, -2.0 }; double[] y = { 0.0, 1.0, -2.0 };
DummyStepInterpolator interpolator = new DummyStepInterpolator(y, true); DummyStepInterpolator interpolator = new DummyStepInterpolator(y, true);
@ -50,6 +50,7 @@ public class DummyStepInterpolatorTest
} }
@Test
public void testFixedState() public void testFixedState()
throws DerivativeException { throws DerivativeException {
@ -73,6 +74,7 @@ public class DummyStepInterpolatorTest
} }
@Test
public void testSerialization() public void testSerialization()
throws DerivativeException, IOException, ClassNotFoundException { throws DerivativeException, IOException, ClassNotFoundException {
@ -101,6 +103,7 @@ public class DummyStepInterpolatorTest
} }
@Test
public void testImpossibleSerialization() public void testImpossibleSerialization()
throws IOException { throws IOException {
@ -138,55 +141,4 @@ public class DummyStepInterpolatorTest
} }
} }
public void testSerializationError()
throws IOException {
double[] y = { 0.0, 1.0, -2.0 };
ErrorGeneratingInterpolator interpolator =
new ErrorGeneratingInterpolator(y, true);
interpolator.storeTime(0);
interpolator.shift();
interpolator.storeTime(1);
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream oos = new ObjectOutputStream(bos);
oos.writeObject(interpolator);
assertTrue(bos.size () > 300);
assertTrue(bos.size () < 350);
ByteArrayInputStream bis = new ByteArrayInputStream(bos.toByteArray());
ObjectInputStream ois = new ObjectInputStream(bis);
try {
ois.readObject();
fail("an exception should have been thrown");
} catch (IOException ioe) {
// expected behavior
assertEquals(0, ioe.getMessage().length());
} catch (Exception e) {
fail("wrong exception caught");
}
}
private static class ErrorGeneratingInterpolator extends DummyStepInterpolator {
public ErrorGeneratingInterpolator() {
super();
}
protected ErrorGeneratingInterpolator(double[] y, boolean forward) {
super(y, forward);
}
@Override
public void computeInterpolatedState(double theta, double oneMinusThetaH)
throws DerivativeException {
throw new DerivativeException(null);
}
private static final long serialVersionUID = 0x3f6ab636f0c93571L;
}
public static Test suite() {
return new TestSuite(DummyStepInterpolatorTest.class);
}
} }