OnJava8-Examples/annotations/AtUnitExample4.java
2015-11-14 16:18:05 -08:00

72 lines
2.1 KiB
Java

// annotations/AtUnitExample4.java
// ©2016 MindView LLC: see Copyright.txt
package annotations;
import java.util.*;
import com.mindviewinc.atunit.*;
import onjava.*;
public class AtUnitExample4 {
static String theory = "All brontosauruses " +
"are thin at one end, much MUCH thicker in the " +
"middle, and then thin again at the far end.";
private String word;
private Random rand = new Random(); // Time-based seed
public AtUnitExample4(String word) { this.word = word; }
public String getWord() { return word; }
public String scrambleWord() {
// <* Improve this: *>
List<Character> chars = new ArrayList<>();
for(Character c : word.toCharArray())
chars.add(c);
Collections.shuffle(chars, rand);
StringBuilder result = new StringBuilder();
for(char ch : chars)
result.append(ch);
return result.toString();
}
@TestProperty static List<String> input =
Arrays.asList(theory.split(" "));
@TestProperty
static Iterator<String> words = input.iterator();
@TestObjectCreate static AtUnitExample4 create() {
if(words.hasNext())
return new AtUnitExample4(words.next());
else
return null;
}
@Test boolean words() {
System.out.println("'" + getWord() + "'");
return getWord().equals("are");
}
@Test boolean scramble1() {
// Change to a specific seed to get verifiable results:
rand = new Random(47);
System.out.println("'" + getWord() + "'");
String scrambled = scrambleWord();
System.out.println(scrambled);
return scrambled.equals("lAl");
}
@Test boolean scramble2() {
rand = new Random(74);
System.out.println("'" + getWord() + "'");
String scrambled = scrambleWord();
System.out.println(scrambled);
return scrambled.equals("tsaeborornussu");
}
public static void main(String[] args) throws Exception {
System.out.println("starting");
OSExecute.command(
"java com.mindviewinc.atunit.AtUnit AtUnitExample4");
}
}
/* Output:
starting
annotations.AtUnitExample4
. scramble1 'All'
lAl
. scramble2 'brontosauruses'
tsaeborornussu
. words 'are'
OK (3 tests)
*/