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// See LICENSE for license details.
package chiselTests
import java.io.File
import chisel3._
import firrtl.FirrtlExecutionSuccess
import org.scalacheck.Test.Failed
import org.scalatest.{FreeSpec, Matchers, Succeeded}
class DummyModule extends Module {
val io = IO(new Bundle {
val in = Input(UInt(1.W))
val out = Output(UInt(1.W))
})
io.out := io.in
}
class DriverSpec extends FreeSpec with Matchers {
"Driver's execute methods are used to run chisel and firrtl" - {
"options can be picked up from comand line with no args" in {
// NOTE: Since we don't provide any arguments (notably, "--target-dir"),
// the generated files will be created in the current directory.
val targetDir = "."
Driver.execute(Array.empty[String], () => new DummyModule) match {
case ChiselExecutionSuccess(_, _, Some(_: FirrtlExecutionSuccess)) =>
val exts = List("anno.json", "fir", "v")
for (ext <- exts) {
val dummyOutput = new File(targetDir, "DummyModule" + "." + ext)
dummyOutput.exists() should be(true)
dummyOutput.delete()
}
Succeeded
case _ =>
Failed
}
}
"options can be picked up from comand line setting top name" in {
val targetDir = "local-build"
Driver.execute(Array("-tn", "dm", "-td", targetDir), () => new DummyModule) match {
case ChiselExecutionSuccess(_, _, Some(_: FirrtlExecutionSuccess)) =>
val exts = List("anno.json", "fir", "v")
for (ext <- exts) {
val dummyOutput = new File(targetDir, "dm" + "." + ext)
dummyOutput.exists() should be(true)
dummyOutput.delete()
}
Succeeded
case _ =>
Failed
}
}
"execute returns a chisel execution result" in {
val targetDir = "test_run_dir"
val args = Array("--compiler", "low", "--target-dir", targetDir)
val result = Driver.execute(args, () => new DummyModule)
result shouldBe a[ChiselExecutionSuccess]
val successResult = result.asInstanceOf[ChiselExecutionSuccess]
successResult.emitted should include ("circuit DummyModule")
val dummyOutput = new File(targetDir, "DummyModule.lo.fir")
dummyOutput.exists() should be(true)
dummyOutput.delete()
}
}
}
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