1.21.0

WeakSetTest.scala
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			package net.shrine.adapter

			import net.shrine.util.ShouldMatchersForJUnit
			import org.junit.Test
			import scala.collection.mutable.Buffer
			import scala.collection.mutable.ArrayBuffer

			/**
			* @author clint
			* @date Dec 18, 2013
			*/
			final class WeakSetTest extends ShouldMatchersForJUnit {
			private val s1 = "foo"
			private val s2 = "bar"

			@Test
			def testColonPlus {
			val empty = WeakSet.empty[String]

			val weakSet = empty :+ s1 :+ s2

			weakSet.values should equal(Seq(s1, s2))
			}

			@Test
			def testForeach {
			val weakSet = WeakSet.empty :+ s1 :+ s2

			val buffer: Buffer[String] = new ArrayBuffer

			weakSet.foreach(buffer.+=)

			buffer.toSet should equal(Set(s1, s2))
			}

			@Test
			def testEmptyIsEmptyValues {
			val e = WeakSet.empty[String]

			e.isEmpty should be(true)
			e.values.isEmpty should be(true)

			val weakSet = e :+ s1

			e.isEmpty should be(true)
			e.values.isEmpty should be(true)

			weakSet.isEmpty should be(false)
			weakSet.values should equal(Seq(s1))

			val weakSet2 = weakSet :+ s2

			e.isEmpty should be(true)
			e.values.isEmpty should be(true)

			weakSet.isEmpty should be(false)
			weakSet.values should equal(Seq(s1))

			weakSet2.isEmpty should be(false)
			weakSet2.values should equal(Seq(s1, s2))
			}
			}