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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jrt.slobrok.api;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
/**
* @author Simon Thoresen Hult
*/
public class SlobrokListTestCase {
@Test
public void requireThatNextSlobrokSpecReturnsNullAtEndOfList() {
SlobrokList lst = new SlobrokList();
lst.setup(new String[] { "foo", "bar" });
if ("[foo, bar]".equals(lst.toString())) {
assertEquals("foo", lst.nextSlobrokSpec());
assertEquals("bar", lst.nextSlobrokSpec());
assertNull(lst.nextSlobrokSpec());
assertEquals("foo", lst.nextSlobrokSpec());
assertEquals("bar", lst.nextSlobrokSpec());
assertNull(lst.nextSlobrokSpec());
assertEquals("[foo, bar]", lst.toString());
} else {
assertEquals("bar", lst.nextSlobrokSpec());
assertEquals("foo", lst.nextSlobrokSpec());
assertNull(lst.nextSlobrokSpec());
assertEquals("bar", lst.nextSlobrokSpec());
assertEquals("foo", lst.nextSlobrokSpec());
assertNull(lst.nextSlobrokSpec());
assertEquals("[bar, foo]", lst.toString());
}
}
@Test
public void requireThatSiblingsIterateIndependently() {
SlobrokList foo = new SlobrokList();
SlobrokList bar = new SlobrokList(foo);
foo.setup(new String[] { "foo", "bar" });
if ("[foo, bar]".equals(foo.toString())) {
assertEquals("foo", foo.nextSlobrokSpec());
assertEquals("foo", bar.nextSlobrokSpec());
assertEquals("bar", foo.nextSlobrokSpec());
assertEquals("bar", bar.nextSlobrokSpec());
assertNull(foo.nextSlobrokSpec());
assertNull(bar.nextSlobrokSpec());
} else {
assertEquals("bar", foo.nextSlobrokSpec());
assertEquals("bar", bar.nextSlobrokSpec());
assertEquals("foo", foo.nextSlobrokSpec());
assertEquals("foo", bar.nextSlobrokSpec());
assertNull(foo.nextSlobrokSpec());
assertNull(bar.nextSlobrokSpec());
}
}
@Test
public void requireThatLengthIsUpdatedBySetup() {
SlobrokList foo = new SlobrokList();
assertEquals(0, foo.length());
foo.setup(new String[69]);
assertEquals(69, foo.length());
}
@Test
public void requireThatIndexIsResetOnSetup() {
SlobrokList lst = new SlobrokList();
lst.setup(new String[] { "foo", "foo" });
assertEquals("foo", lst.nextSlobrokSpec());
lst.setup(new String[] { "baz" });
assertEquals("baz", lst.nextSlobrokSpec());
assertNull(lst.nextSlobrokSpec());
assertEquals("[baz]", lst.toString());
}
@Test
public void requireThatUpdateAffectsSiblings() {
SlobrokList foo = new SlobrokList();
SlobrokList bar = new SlobrokList(foo);
assertEquals(0, foo.length());
assertEquals(0, bar.length());
foo.setup(new String[] { "foo" });
assertEquals(1, foo.length());
assertEquals(1, bar.length());
assertEquals("foo", foo.nextSlobrokSpec());
assertEquals("foo", bar.nextSlobrokSpec());
assertEquals("[foo]", foo.toString());
assertEquals("[foo]", bar.toString());
foo.setup(new String[] { "baz" });
assertEquals(1, foo.length());
assertEquals(1, bar.length());
assertEquals("baz", bar.nextSlobrokSpec());
assertEquals("baz", foo.nextSlobrokSpec());
assertNull(foo.nextSlobrokSpec());
assertNull(bar.nextSlobrokSpec());
assertEquals("[baz]", foo.toString());
assertEquals("[baz]", bar.toString());
}
@Test
public void requireThatUpdateAffectsContains() {
SlobrokList foo = new SlobrokList();
foo.setup(new String[] { "foo", "bar" });
assertEquals(2, foo.length());
String one = foo.nextSlobrokSpec();
String two = foo.nextSlobrokSpec();
assertNull(foo.nextSlobrokSpec());
assertEquals(true, foo.contains(one));
assertEquals(true, foo.contains(two));
assertEquals(true, foo.contains("foo"));
assertEquals(true, foo.contains("bar"));
assertEquals(false, foo.contains("baz"));
foo.setup(new String[] { "foo", "baz" });
assertEquals(2, foo.length());
assertEquals(true, foo.contains("foo"));
assertEquals(false, foo.contains("bar"));
assertEquals(true, foo.contains("baz"));
one = foo.nextSlobrokSpec();
two = foo.nextSlobrokSpec();
assertNull(foo.nextSlobrokSpec());
assertEquals(true, foo.contains(one));
assertEquals(true, foo.contains(two));
}
}
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