Delete infra/common/src/main/java/cn/hippo4j/common/toolkit/JoinerTest.java

pull/1589/head
Jason 8 months ago committed by GitHub
parent 5943dcab48
commit ca484cdf85
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194

@ -1,92 +0,0 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package cn.hippo4j.common.toolkit;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import java.io.IOException;
import java.util.Arrays;
import java.util.Collections;
import java.util.Iterator;
public class JoinerTest {
private Joiner joiner;
@Before
public void init() {
joiner = Joiner.on(",");
}
@Test
public void testJoinWithSeparator() {
Assert.assertEquals("a,b,c", joiner.join(Arrays.asList("a", "b", "c")));
Assert.assertEquals("1,2,3", joiner.join(Arrays.asList(1, 2, 3)));
Assert.assertEquals("true,false,true", joiner.join(Arrays.asList(true, false, true)));
}
@Test
public void testJoinWithEmptyIterable() {
Assert.assertEquals("", joiner.join(Collections.emptyList()));
}
@Test
public void testJoinWithSingleElement() {
Assert.assertEquals("a", joiner.join(Collections.singletonList("a")));
Assert.assertEquals("1", joiner.join(Collections.singletonList(1)));
Assert.assertEquals("true", joiner.join(Collections.singletonList(true)));
}
@Test
public void testJoinWithCustomObject() {
Person person1 = new Person("Alice", 18);
Person person2 = new Person("Bob", 20);
Assert.assertEquals("Alice(18),Bob(20)", Joiner.on(",").join(Arrays.asList(person1, person2)));
}
private static class Person {
private String name;
private int age;
public Person(String name, int age) {
this.name = name;
this.age = age;
}
@Override
public String toString() {
return name + "(" + age + ")";
}
}
@Test(expected = NullPointerException.class)
public void testJoinWithNullIterator() {
Joiner.on(", ").join((Iterator<?>) null);
}
@Test(expected = NullPointerException.class)
public void testAppendToWithNullStringBuilder() throws IOException {
Joiner.on(", ").appendTo(null, Arrays.asList("a", "b").iterator());
}
@Test(expected = NullPointerException.class)
public void testAppendToWithNullAppendable() throws IOException {
Joiner.on(", ").appendTo(null, Arrays.asList("a", "b").iterator());
}
}
Loading…
Cancel
Save