Files
fmn_processor/src/test/scala/projet/ZzTopAllSpec.scala

110 lines
3.3 KiB
Scala

package projet
import chisel3.simulator.scalatest.ChiselSim
import org.scalatest.freespec.AnyFreeSpec
import org.scalatest.matchers.must.Matchers
import java.nio.file.{Files, Paths}
import scala.jdk.CollectionConverters._
import scala.io.Source
import scala.collection.mutable.ListBuffer
import java.nio.file.FileSystems
import java.nio.file.Path
import org.scalatest.ParallelTestExecution
class ZzTopAllSpec
extends AnyFreeSpec
with Matchers
with ParallelTestExecution
with ChiselSim {
def expectedValuesFromAsm(path: String): Seq[BigInt] = {
val line =
Source.fromFile(path).getLines().find(_.startsWith("# expected:"))
line match {
case Some(l) =>
l.stripPrefix("# expected:")
.split(",")
.map(_.trim)
.filter(_.nonEmpty)
.map(str => BigInt(str, 16))
.toSeq
case None =>
Seq.empty
}
}
def failTrace(msg: String = "Erreur", trace: ListBuffer[String]): Unit = {
val prefix = s"🛑 $msg\n"
val traceStr =
if (trace.nonEmpty)
"Trace:\n" + trace.map(" - " + _).mkString("\n") + "\n"
else ""
fail(prefix + traceStr)
}
def expectNextValue(
dut: ZzTop,
expected: BigInt,
timeout: Int,
trace: ListBuffer[String]
): Unit = {
var cycles = 0
dut.clock.step(12) // Attente d'un cycle proc (12 cycles systeme)
// Attendre une écriture dans x31
while (!dut.io.valid_x31.get.peek().litToBoolean && cycles < timeout) {
dut.clock.step(12) // Attente d'un cycle proc
cycles += 1
trace += f"Attente $cycles cycles"
}
if (cycles < timeout) {
// Vérifier la nouvelle valeur
val got = dut.io.x31.get.peek().litValue
trace += f"Valeur attendue = 0x$expected%08X, reçue = 0x$got%08X"
if (got != expected) failTrace("Mauvaise sortie", trace)
} else {
trace += f"Valeur attendue = 0x$expected%08X, reçue = ⏰"
failTrace("Simulation bloquée", trace)
}
}
// Fonction de test commune
def testWith(file: String): Unit = {
val path = file.replace("/mem/", "/").replace(".mem", ".s")
if (Files.exists(Paths.get(path))) {
val expected = expectedValuesFromAsm(path)
val test_name = file.hashCode();
simulate(
new ZzTop(file, true),
subdirectory = Some(test_name.toString())
) { dut =>
val trace = ListBuffer[String]()
expected.foreach { value =>
expectNextValue(dut, value, timeout = 100, trace)
}
}
}
}
val dir =
FileSystems.getDefault().getPath(sys.env("PROOT") + "/bench/mem/tests")
// val suffix = ".mem"
// val path = dir + name + suffix
// print(path)
var tests = Files
.walk(dir)
.iterator()
.asScala
.filter(path => path.getFileName().toString().split('.').last == "mem")
.toArray[Path];
for (t <- tests) {
s"Sim ${t.toString()}" in {
testWith(t.toString());
}
}
}