Add PCData unit test

Author: ashawley

shared/src/test/scala/scala/xml/PCDataTest.scala

@@ -0,0 +1,37 @@
+package scala.xml
+
+import org.junit.Test
+import org.junit.Assert.assertEquals
+
+class PCDataTest {
+
+  @Test
+  def emptyTest = {
+    val pcdata = new PCData("")
+    assertEquals("<![CDATA[]]>", pcdata.toString)
+  }
+
+  @Test
+  def bracketTest = {
+    val pcdata = new PCData("[]")
+    assertEquals("<![CDATA[[]]]>", pcdata.toString)
+  }
+
+  @Test
+  def hellaBracketingTest = {
+    val pcdata = new PCData("[[[[[[[[]]]]]]]]")
+    assertEquals("<![CDATA[[[[[[[[[]]]]]]]]]]>", pcdata.toString)
+  }
+
+  @Test
+  def simpleNestingTest = {
+    val pcdata = new PCData("]]>")
+    assertEquals("<![CDATA[]]]]><![CDATA[>]]>", pcdata.toString)
+  }
+
+  @Test
+  def recursiveNestingTest = {
+    val pcdata = new PCData("<![CDATA[]]>")
+    assertEquals("<![CDATA[<![CDATA[]]]]><![CDATA[>]]>", pcdata.toString)
+  }
+}