/*******************************************************************************
 * Copyright 2017 Capital One Services, LLC and Bitwise, Inc.
 * Licensed 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 hydrograph.engine.transformation.standardfunctions;

import org.junit.Assert;
import org.junit.Test;

import java.math.BigDecimal;

import static hydrograph.engine.transformation.standardfunctions.StringFunctions.stringLeftPad;
/**
 * The Class StringLeftPadTest.
 *
 * @author Bitwise
 *
 */
public class StringLeftPadTest {

	@Test
	public void testStringLPadForString() {
		String input = "BitWise";
		Assert.assertEquals("not matched", "   BitWise",
				stringLeftPad(input, 10));
	}

	@Test
	public void testStringLPadIfInputIsNull() {
		String input = null;
		Assert.assertEquals("not matched", null, stringLeftPad(input, 10));
	}

	@Test
	public void testStringLPadIfLengthIsLessThanInput() {
		String input = "BitWise";
		Assert.assertEquals("not matched", "BitWise", stringLeftPad(input, 5));
	}

	@Test
	public void testStringLPadForDecimal() {
		BigDecimal input = new BigDecimal("10000.00");
		String str=input.toString();
		Assert.assertEquals("not matched", "   10000.00",
				stringLeftPad(str, 11));
	}

}