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package cgeo.geocaching.sorting;
import static org.assertj.core.api.Assertions.assertThat;
import cgeo.geocaching.Geocache;
import android.test.AndroidTestCase;
import java.util.ArrayList;
import java.util.Collections;
public class NameComparatorTest extends AndroidTestCase {
private static class NamedCache extends Geocache {
public NamedCache(final String name) {
this.setName(name);
}
}
private NameComparator comp = new NameComparator();
public void testLexical() {
assertSorted(new NamedCache("A"), new NamedCache("Z"));
assertNotSorted(new NamedCache("Z"), new NamedCache("A"));
}
public void testNumericalNamePart() {
assertSorted(new NamedCache("AHR#2"), new NamedCache("AHR#11"));
assertSorted(new NamedCache("AHR#7 LP"), new NamedCache("AHR#11 Bonsaibuche"));
assertSorted(new NamedCache("2"), new NamedCache("11"));
}
public void testDuplicateNumericalParts() {
assertSortedNames("GR8 01-01", "GR8 01-02", "GR8 01-03", "GR8 01-04", "GR8 01-05", "GR8 01-06", "GR8 01-07", "GR8 01-08", "GR8 01-09");
}
/**
* Assert that a given collection of names is already sorted correctly.
*
* @param names
*/
private void assertSortedNames(String... names) {
ArrayList<Geocache> caches = new ArrayList<Geocache>(names.length);
for (String name : names) {
caches.add(new NamedCache(name));
}
Collections.sort(caches, comp);
for (int i = 0; i < caches.size(); i++) {
assertThat(caches.get(i).getName()).isEqualTo(names[i]);
}
}
public void testNumericalWithSuffix() {
assertSorted(new NamedCache("abc123def"), new NamedCache("abc123xyz"));
assertThat((new NamedCache("abc123def456")).getNameForSorting()).isEqualTo("abc000123def000456");
}
private void assertSorted(final Geocache cache1, final Geocache cache2) {
assertThat(comp.compare(cache1, cache2) < 0).isTrue();
}
private void assertNotSorted(final Geocache cache1, final Geocache cache2) {
assertThat(comp.compare(cache1, cache2) > 0).isTrue();
}
}
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