/*
* Copyright 2015-2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License").
* You may not use this file except in compliance with the License.
* A copy of the License is located at
*
* http://aws.amazon.com/apache2.0
*
* or in the "license" file accompanying this file. This file 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 com.amazonaws.util;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
public class ValidationUtilsTest {
@Test(expected = IllegalArgumentException.class)
public void assertNotNull_NullObject_ThrowsException() {
ValidationUtils.assertNotNull(null, "someField");
}
@Test
public void assertNotNull_NonNullObject_ReturnsSameObject() {
String nonNullString = "foo";
assertEquals(nonNullString, ValidationUtils.assertNotNull(nonNullString, "nonNullString"));
}
@Test
public void assertAllAreNull_AllNull_DoesNotThrow() {
ValidationUtils.assertAllAreNull("foo", null, null, null);
}
@Test(expected = IllegalArgumentException.class)
public void assertAllAreNull_SomeNull_ThrowsException() {
ValidationUtils.assertAllAreNull("foo", null, "non-null", null, null);
}
@Test
public void assertAllAreNull_NoneProvided_DoesNotThrow() {
ValidationUtils.assertAllAreNull("foo");
}
@Test
public void assertIsPositive_PositiveNumber_ReturnsSameNumber() {
assertEquals(42, ValidationUtils.assertIsPositive(42, "num"));
}
@Test(expected = IllegalArgumentException.class)
public void assertIsPositive_Zero_ThrowsException() {
ValidationUtils.assertIsPositive(0, "num");
}
@Test(expected = IllegalArgumentException.class)
public void assertIsPositive_NegativeNumber_ThrowsException() {
ValidationUtils.assertIsPositive(-9001, "num");
}
@Test(expected = IllegalArgumentException.class)
public void assertStringNotEmpty_NullString_ThrowsException() {
ValidationUtils.assertStringNotEmpty(null, "someString");
}
@Test(expected = IllegalArgumentException.class)
public void assertStringNotEmpty_EmptyString_ThrowsException() {
ValidationUtils.assertStringNotEmpty("", "someString");
}
@Test
public void assertStringNotEmpty_NonEmptyString_ReturnsSameString() {
final String string = "foo";
assertEquals(string, ValidationUtils.assertStringNotEmpty(string, "someString"));
}
@Test
public void assertNotEmpty_NonNullCollection_ReturnsSameObject() {
List<String> testList = new ArrayList<String>();
testList.add("sample");
assertEquals(testList, ValidationUtils.assertNotEmpty(testList, "testList"));
}
@Test(expected = IllegalArgumentException.class)
public void assertNotEmpty_NullCollection_ThrowsException() {
ValidationUtils.assertNotEmpty((Collection<String>) null, "someCollection");
}
@Test(expected = IllegalArgumentException.class)
public void assertNotEmpty_EmptyCollection_ThrowsException() {
List<String> testList = new ArrayList<String>();
ValidationUtils.assertNotEmpty(testList, "testList");
}
@Test
public void assertNotEmpty_NonNullArray_ReturnsSameObject() {
String[] array = new String[]{"foo", "bar"};
assertArrayEquals(array, ValidationUtils.assertNotEmpty(array, "array"));
}
@Test(expected = IllegalArgumentException.class)
public void assertNotEmpty_NullArray_ThrowsException() {
ValidationUtils.assertNotEmpty((String[]) null, "array");
}
@Test(expected = IllegalArgumentException.class)
public void assertNotEmpty_EmptyArray_ThrowsException() {
ValidationUtils.assertNotEmpty(new String[0], "array");
}
}