jamescarr

package monopoly.game;

import static org.hamcrest.CoreMatchers.allOf;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.Matchers.greaterThanOrEqualTo;
import static org.hamcrest.Matchers.lessThanOrEqualTo;
import static org.junit.Assert.assertThat;

import java.util.HashSet;
import java.util.Set;

jamescarr

package monopoly.game;

import static org.hamcrest.CoreMatchers.allOf;
import static org.hamcrest.CoreMatchers.equalTo;
import static org.hamcrest.Matchers.greaterThanOrEqualTo;
import static org.hamcrest.Matchers.lessThanOrEqualTo;
import static org.junit.Assert.assertThat;

import java.util.HashSet;
import java.util.Set;

jamescarr

describe 'Perfect Numbers'
  
  it 'should find 6 in a range between 2 and 10'
    findPerfectNumbersInRange(2,10, function(result){
      result.should.eql [6]
    });  
  end
  it 'should return 28 in a range between 20 and 30'
    findPerfectNumbersInRange(20, 30, function(result){
      result.should.eql [28]

jamescarr

import sbt._

class Configuration(info: ProjectInfo) extends DefaultProject(info){
    val scalatest = "org.scala-tools.testing" % "scalatest" % "1.0"
}

jamescarr

import org.specs._

object TriangleWordIdentifierSpec extends Specification{
  "letter to number converter" should {
    "convert A to 1" in {
      convertLetterToNumber('A') must be(1)
    }
    "convert a to 1" in {
      convertLetterToNumber('a') must be(1)
    }

jamescarr

object isTriangleWord extends (String => Boolean){
  override def apply(word:String) = {
    val wordVal = wordValue(word)
    var result = false
    var i = 1
    while(triangleNumberFor(i) <= wordVal){
      if(triangleNumberFor(i) == wordVal){
        result = true
      }
       i += 1

jamescarr

object Polynomial   extends (Int => Int){
  override def apply(n:Int) = {
    n * (if(n > 1) apply(n-1) else n)
  }
} 

jamescarr

FactorialSpec.scala:

import org.specs._

class FactorialSpec extends Specification{
  "polynomial" should {
    "return 1 for n = 1" in {
      Factorial(1) must be (1)
    }
    "return 2 for n = 2" in {

jamescarr

Works:
class Marker private (val color:String){
  override def toString():String = "marker color " + color

}

object Marker {
  private val markers = Map(
    "red" -> new Marker("red"),
    "blue" -> new Marker("blue"),  

jamescarr

solving 6

object IsPerfectNumber extends (Int => Boolean) {
  def apply(n:Int) = {
    if(n % 2 == 0) (1 to n / 2).foldLeft(0)(_+_) == n else false
  }
}