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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.processing.request;
import static org.junit.Assert.*;
import java.util.Iterator;
import java.util.List;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import com.google.common.base.Splitter;
import com.yahoo.text.Lowercase;
/**
* Module local test of the basic property name building block.
*
* @author <a href="mailto:steinar@yahoo-inc.com">Steinar Knutsen</a>
*/
public class CompoundNameTestCase {
private static final String NAME = "com.yahoo.processing.request.CompoundNameTestCase";
private CompoundName cn;
@Before
public void setUp() throws Exception {
cn = new CompoundName(NAME);
}
@After
public void tearDown() throws Exception {
}
@Test
public final void testLast() {
assertEquals(NAME.substring(NAME.lastIndexOf('.') + 1), cn.last());
}
@Test
public final void testFirst() {
assertEquals(NAME.substring(0, NAME.indexOf('.')), cn.first());
}
@Test
public final void testRest() {
assertEquals(NAME.substring(NAME.indexOf('.') + 1), cn.rest().toString());
}
@Test
public final void testRestN() {
assertEquals("a.b.c.d.e", new CompoundName("a.b.c.d.e").rest(0).toString());
assertEquals("b.c.d.e", new CompoundName("a.b.c.d.e").rest(1).toString());
assertEquals("c.d.e", new CompoundName("a.b.c.d.e").rest(2).toString());
assertEquals("d.e", new CompoundName("a.b.c.d.e").rest(3).toString());
assertEquals("e", new CompoundName("a.b.c.d.e").rest(4).toString());
assertEquals("", new CompoundName("a.b.c.d.e").rest(5).toString());
}
@Test
public final void testPrefix() {
assertTrue(new CompoundName("a.b.c").hasPrefix(new CompoundName("")));
assertTrue(new CompoundName("a.b.c").hasPrefix(new CompoundName("a")));
assertTrue(new CompoundName("a.b.c").hasPrefix(new CompoundName("a.b")));
assertTrue(new CompoundName("a.b.c").hasPrefix(new CompoundName("a.b.c")));
assertFalse(new CompoundName("a.b.c").hasPrefix(new CompoundName("a.b.c.d")));
assertFalse(new CompoundName("a.b.c").hasPrefix(new CompoundName("a.b.d")));
}
@Test
public final void testSize() {
Splitter s = Splitter.on('.');
Iterable<String> i = s.split(NAME);
int n = 0;
for (@SuppressWarnings("unused") String x : i) {
++n;
}
assertEquals(n, cn.size());
}
@Test
public final void testGet() {
String s = cn.get(0);
assertEquals(NAME.substring(0, NAME.indexOf('.')), s);
}
@Test
public final void testIsCompound() {
assertTrue(cn.isCompound());
}
@Test
public final void testIsEmpty() {
assertFalse(cn.isEmpty());
}
@Test
public final void testAsList() {
List<String> l = cn.asList();
Splitter peoplesFront = Splitter.on('.');
Iterable<String> answer = peoplesFront.split(NAME);
Iterator<String> expected = answer.iterator();
for (int i = 0; i < l.size(); ++i) {
assertEquals(expected.next(), l.get(i));
}
assertFalse(expected.hasNext());
}
@Test
public final void testEqualsObject() {
assertFalse(cn.equals(NAME));
assertFalse(cn.equals(null));
assertTrue(cn.equals(cn));
assertTrue(cn.equals(new CompoundName(NAME)));
}
@Test
public final void testEmptyNonEmpty() {
assertTrue(new CompoundName("").isEmpty());
assertEquals(0, new CompoundName("").size());
assertFalse(new CompoundName("a").isEmpty());
assertEquals(1, new CompoundName("a").size());
CompoundName empty = new CompoundName("a.b.c");
assertTrue(empty == empty.rest(0));
assertFalse(empty == empty.rest(1));
}
@Test
public final void testGetLowerCasedName() {
assertEquals(Lowercase.toLowerCase(NAME), cn.getLowerCasedName());
}
@Test
public void testAppend() {
assertEquals(new CompoundName("a.b.c.d"), new CompoundName("").append(new CompoundName("a.b.c.d")));
assertEquals(new CompoundName("a.b.c.d"), new CompoundName("a").append(new CompoundName("b.c.d")));
assertEquals(new CompoundName("a.b.c.d"), new CompoundName("a.b").append(new CompoundName("c.d")));
assertEquals(new CompoundName("a.b.c.d"), new CompoundName("a.b.c").append(new CompoundName("d")));
assertEquals(new CompoundName("a.b.c.d"), new CompoundName("a.b.c.d").append(new CompoundName("")));
}
@Test
public void empty_CompoundName_is_prefix_of_any_CompoundName() {
CompoundName empty = new CompoundName("");
assertTrue(empty.hasPrefix(empty));
assertTrue(new CompoundName("a").hasPrefix(empty));
}
@Test
public void whole_components_must_match_to_be_prefix() {
CompoundName stringPrefix = new CompoundName("a");
CompoundName name = new CompoundName("aa");
assertFalse(name.hasPrefix(stringPrefix));
}
}
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