Random data for test : Unit Test « Development Class « Java

1. Java
2. Development Class
3. Unit Test

Random data for test

 

/*
 * Copyright 2005 Joe Walker
 *
 * 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.
 */


import java.util.Random;

/**
 * @author Joe Walker [joe at getahead dot ltd dot uk]
 */
public class RandomData
{
    /**
     * @param isUS US numbers look different to UK ones
     * @return A phone number
     */
    public static String getPhoneNumber(boolean isUS)
    {
        String phoneNumber;
        if (isUS)
        {
            // US
            phoneNumber = "+1 (" + random.nextInt(9) + random.nextInt(9) + random.nextInt(9) + ") "
                + random.nextInt(9) + random.nextInt(9) + random.nextInt(9) + " - "
                + random.nextInt(9) + random.nextInt(9) + random.nextInt(9) + random.nextInt(9);
        }
        else
        {
            // UK
            phoneNumber = "+44 (0) 1" + random.nextInt(9) + random.nextInt(9) + random.nextInt(9)
                + " " + random.nextInt(9) + random.nextInt(9) + random.nextInt(9) + random.nextInt(9)
                + random.nextInt(9) + random.nextInt(9);
        }
        return phoneNumber;
    }

    public static String getFirstName()
    {
        return FIRSTNAMES[random.nextInt(FIRSTNAMES.length)];
    }

    public static String getSurname()
    {
        return SURNAMES[random.nextInt(SURNAMES.length)];
    }

    public static String getFullName()
    {
        return getFirstName() + " " + getSurname();
    }

    public static String getAddress()
    {
        String housenum = (random.nextInt(99) + 1) + " ";
        String road1 = ROADS1[random.nextInt(ROADS1.length)];
        String road2 = ROADS2[random.nextInt(ROADS2.length)];
        int townNum = random.nextInt(TOWNS.length);
        String town = TOWNS[townNum];
        return housenum + road1 + " " + road2 + ", " + town;
    }

    public static String[] getAddressAndNumber()
    {
        String[] reply = new String[2];

        String housenum = (random.nextInt(99) + 1) + " ";
        String road1 = ROADS1[random.nextInt(ROADS1.length)];
        String road2 = ROADS2[random.nextInt(ROADS2.length)];
        int townNum = random.nextInt(TOWNS.length);
        String town = TOWNS[townNum];

        reply[0] = housenum + road1 + " " + road2 + ", " + town;
        reply[1] = getPhoneNumber(townNum < 5);

        return reply;
    }

    public static float getSalary()
    {
        return Math.round(10 + 90 * random.nextFloat()) * 1000;
    }

    private static final Random random = new Random();

    private static final String[] FIRSTNAMES =
    {
        "Fred", "Jim", "Shiela", "Jack", "Betty", "Jacob", "Martha", "Kelly",
        "Luke", "Matt", "Gemma", "Joe", "Ben", "Jessie", "Leanne", "Becky",
        "William", "Jo"
    };

    private static final String[] SURNAMES =
    {
        "Sutcliffe", "MacDonald", "Duckworth", "Smith", "Wisner", 
        "Nield", "Turton", "Trelfer", "Wilson", "Johnson", "Daniels",
        "Jones", "Wilkinson", "Wilton"
    };

    private static final String[] ROADS1 =
    {
        "Green", "Red", "Yellow", "Brown", "Blue", "Black", "White",
    };

    private static final String[] ROADS2 =
    {
        "Close", "Drive", "Street", "Avenue", "Crescent", "Road", "Place",
    };

    private static final String[] TOWNS =
    {
        "San Mateo", "San Francisco", "San Diego", "New York", "Atlanta",
        "Sandford", "York", "London", "Coventry", "Exeter", "Knowle",
    };
}

   
  

Related examples in the same category

1.	Set JUnit Test case fail information
2.	JUnit assertEquals: Float With Delta
3.	Assert equals: int
4.	Assert equals: Long
5.	JUnit assertEquals With Message
6.	JUnit assertTrue
7.	JUnit assertTrue: ObjectArray
8.	Before annotation
9.	JUnit BeforeClass
10.	JUnit Extends TestCase
11.	JUnit Ignore
12.	Simple test with JUnit
13.	JUnit Test Case With Expected Exception
14.	JUnit Test Setup
15.	Simple use of JUnit to test ArrayList
16.	Debug frame
17.	Error Handler
18.	Redirect or reassign some standard descriptors
19.	Utilities for debugging
20.	Testing class Class
21.	Simple utility for testing program output
22.	Assertion tool for debugging
23.	Simple Debugging
24.	Demonstration of Design by Contract (DBC) combined with white-box unit testing