/** A series of tests for the equals() method. */
public void testEquals() {
MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator();
MultipleXYSeriesLabelGenerator g2 = new MultipleXYSeriesLabelGenerator();
assertTrue(g1.equals(g2));
assertTrue(g2.equals(g1));
g1 = new MultipleXYSeriesLabelGenerator("Series {0}");
assertFalse(g1.equals(g2));
g2 = new MultipleXYSeriesLabelGenerator("Series {0}");
assertTrue(g1.equals(g2));
g1.addSeriesLabel(1, "Additional 1");
assertFalse(g1.equals(g2));
g2.addSeriesLabel(1, "Additional 1");
assertTrue(g1.equals(g2));
}
/** Confirm that cloning works. */
public void testCloning() {
MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator();
MultipleXYSeriesLabelGenerator g2 = null;
try {
g2 = (MultipleXYSeriesLabelGenerator) g1.clone();
} catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(g1 != g2);
assertTrue(g1.getClass() == g2.getClass());
assertTrue(g1.equals(g2));
// check independence
g1.addSeriesLabel(3, "Add3");
assertFalse(g1.equals(g2));
g2.addSeriesLabel(3, "Add3");
assertTrue(g1.equals(g2));
}
/** Serialize an instance, restore it, and check for equality. */
public void testSerialization() {
MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator();
g1.addSeriesLabel(0, "Add0");
g1.addSeriesLabel(0, "Add0b");
g1.addSeriesLabel(1, "Add1");
MultipleXYSeriesLabelGenerator g2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(g1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(buffer.toByteArray()));
g2 = (MultipleXYSeriesLabelGenerator) in.readObject();
in.close();
} catch (Exception e) {
e.printStackTrace();
}
assertEquals(g1, g2);
}
/** Simple check that hashCode is implemented. */
public void testHashCode() {
MultipleXYSeriesLabelGenerator g1 = new MultipleXYSeriesLabelGenerator();
MultipleXYSeriesLabelGenerator g2 = new MultipleXYSeriesLabelGenerator();
assertTrue(g1.equals(g2));
assertTrue(g1.hashCode() == g2.hashCode());
}