Created AsciiLetterOnlyStringCleaner and spec.

1 files changed, 26 insertions, 0 deletions

diff --git a/core/source/test/scala/org/hashtree/stringmetric/AsciiLetterOnlyStringCleanerSpec.scala b/core/source/test/scala/org/hashtree/stringmetric/AsciiLetterOnlyStringCleanerSpec.scala
new file mode 100755
index 0000000..99ed40d
--- /dev/null
+++ b/core/source/test/scala/org/hashtree/stringmetric/AsciiLetterOnlyStringCleanerSpec.scala
@@ -0,0 +1,26 @@
+package org.hashtree.stringmetric
+
+import org.junit.runner.RunWith
+import org.scalatest.junit.JUnitRunner
+
+@RunWith(classOf[JUnitRunner])
+final class AsciiLetterOnlyStringCleanerSpec extends ScalaTest {
+	private final val Cleaner = new StringCleanerDelegate with AsciiLetterOnlyStringCleaner
+
+	"AsciiLetterOnlyStringCleaner" should provide {
+		"overloaded clean method" when passed {
+			"String with mixed characters" should returns {
+				"String with non-letters removed" in {
+					Cleaner.clean("!@#$%^&*()abc") should equal ("abc")
+					Cleaner.clean("!@#$%^&*()abc123") should equal ("abc")
+				}
+			}
+			"character array with mixed characters" should returns {
+				"character array with non-letters removed" in {
+					Cleaner.clean("!@#$%^&*()abc".toCharArray) should equal ("abc".toCharArray)
+					Cleaner.clean("!@#$%^&*()abc123".toCharArray) should equal ("abc".toCharArray)
+				}
+			}
+		}
+	}
+}
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