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package com.rockymadden.stringmetric.filter
import com.rockymadden.stringmetric.ScalaTest
import org.junit.runner.RunWith
import org.scalatest.junit.JUnitRunner
@RunWith(classOf[JUnitRunner])
final class AsciiLetterOnlyFilterSpec extends ScalaTest {
import AsciiLetterOnlyFilterSpec.Filter
"AsciiLetterOnlyFilter" should provide {
"overloaded filter method" when passed {
"String with mixed characters" should returns {
"String with non-letters removed" in {
Filter.filter("!@#$%^&*()abc") should equal ("abc")
Filter.filter("!@#$%^&*()abc123") should equal ("abc")
Filter.filter("abc!@#$%^&*()123") should equal ("abc")
}
}
"character array with mixed characters" should returns {
"character array with non-letters removed" in {
Filter.filter("!@#$%^&*()abc".toCharArray) should equal ("abc".toCharArray)
Filter.filter("!@#$%^&*()abc123".toCharArray) should equal ("abc".toCharArray)
Filter.filter("abc!@#$%^&*()123".toCharArray) should equal ("abc".toCharArray)
}
}
}
}
}
object AsciiLetterOnlyFilterSpec {
private final val Filter = new StringFilterDelegate with AsciiLetterOnlyFilter
}
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