/*******************************************************************************
 * Copyright 2016 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;
/**
 * The Class StringFunctionTest.
 *
 * @author Bitwise
 *
 */
public class StringFunctionTest {

	@Test
	public void testNumericLeftPadding() {
		String actual = StringFunctions.numericLeftPad(9999999,10,'*');
        Assert.assertEquals(actual,"***9999999");
	}

    @Test
    public void testNumericLeftPadOnInteger() {
        String actual = StringFunctions.numericLeftPad(9999999,10,'*');
        Assert.assertEquals(actual,"***9999999");
    }

    @Test
    public void testNumericLeftPadOnIntegerInputSizeEqualsRequiredSize() {
        String actual = StringFunctions.numericLeftPad(999999,6,'*');
        Assert.assertEquals(actual,"999999");
    }

    @Test
    public void testNumericLeftPadOnIntegerNegativeInteger() {
        String actual = StringFunctions.numericLeftPad(-999999,10,'0');
        Assert.assertEquals(actual,"-000999999");
    }

    @Test
    public void testNumericRightPadding() {
        String actual = StringFunctions.numericRightPad(99999,10,'*');
        Assert.assertEquals(actual,"99999*****");
    }

    @Test
    public void testNumericRightPadOnInteger() {
        String actual = StringFunctions.numericRightPad(9999999,10,'*');
        Assert.assertEquals(actual,"9999999***");
    }

    @Test
    public void testNumericRightPadOnIntegerInputSizeEqualsRequiredSize() {
        String actual = StringFunctions.numericRightPad(999999,6,'*');
        Assert.assertEquals(actual,"999999");
    }

    @Test
    public void testNumericRightPadOnIntegerNegativeInteger() {
        String actual = StringFunctions.numericRightPad(-999999,10,'#');
        Assert.assertEquals(actual,"-999999###");
    }


    @Test
    public void testNumericString() {
        boolean result1 = StringFunctions.isNumeric("abcds");
        boolean result2 = StringFunctions.isNumeric("sneha123");
        boolean result3 = StringFunctions.isNumeric("12345");
        boolean result4 = StringFunctions.isNumeric("0000");
        Assert.assertEquals(result1,false);
        Assert.assertEquals(result2,false);
        Assert.assertEquals(result3,true);
        Assert.assertEquals(result4,true);
    }
    @Test
    public void testAlphabeticString() {
        boolean result1 = StringFunctions.isAlphabetic("abcds");
        boolean result2 = StringFunctions.isAlphabetic("sneha123");
        boolean result3 = StringFunctions.isAlphabetic("12345");
        boolean result4 = StringFunctions.isAlphabetic("0000");
        Assert.assertEquals(result1,true);
        Assert.assertEquals(result2,false);
        Assert.assertEquals(result3,false);
        Assert.assertEquals(result4,false);
    }

    @Test
    public void testStringToHexCoversion() {
        String result1 = StringFunctions.toHex("abc");
        String result2 = StringFunctions.toHex("ABC");
        String result3 = StringFunctions.toHex("0123");
        Assert.assertEquals(result1,"616263");
        Assert.assertEquals(result2,"414243");
        Assert.assertEquals(result3,"30313233");
    }

}