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// See LICENSE for license details.
package firrtlTests.options
import org.scalatest.{FlatSpec, Matchers}
import scopt.OptionParser
import java.util.ServiceLoader
import firrtl.options.{RegisteredTransform, RegisteredLibrary}
import firrtl.passes.Pass
import firrtl.ir.Circuit
import firrtl.annotations.NoTargetAnnotation
import firrtl.AnnotationSeq
case object HelloAnnotation extends NoTargetAnnotation
class FooTransform extends Pass with RegisteredTransform {
def run(c: Circuit): Circuit = c
def addOptions(p: OptionParser[AnnotationSeq]): Unit =
p.opt[Unit]("hello")
.action( (_, c) => HelloAnnotation +: c )
}
class BarLibrary extends RegisteredLibrary {
def name: String = "Bar"
def addOptions(p: OptionParser[AnnotationSeq]): Unit =
p.opt[Unit]("world")
.action( (_, c) => HelloAnnotation +: c )
}
class RegistrationSpec extends FlatSpec with Matchers {
behavior of "RegisteredTransform"
it should "FooTransform should be discovered by Java.util.ServiceLoader" in {
val iter = ServiceLoader.load(classOf[RegisteredTransform]).iterator()
val transforms = scala.collection.mutable.ArrayBuffer[RegisteredTransform]()
while (iter.hasNext) {
transforms += iter.next()
}
transforms.map(_.getClass.getName) should contain ("firrtlTests.options.FooTransform")
}
behavior of "RegisteredLibrary"
it should "BarLibrary be discovered by Java.util.ServiceLoader" in {
val iter = ServiceLoader.load(classOf[RegisteredLibrary]).iterator()
val transforms = scala.collection.mutable.ArrayBuffer[RegisteredLibrary]()
while (iter.hasNext) {
transforms += iter.next()
}
transforms.map(_.getClass.getName) should contain ("firrtlTests.options.BarLibrary")
}
}
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