scalatest: upgrade to 3.2.1 (#1831)

* scalatest: replace deprecated FlatSpec and add new Matchers import

* scalatest: 3.1.2 -> 3.2.1

4 files changed, 11 insertions, 8 deletions

diff --git a/src/test/scala/firrtlTests/LoweringCompilersSpec.scala b/src/test/scala/firrtlTests/LoweringCompilersSpec.scala
index 024f86a7..f19d52ae 100644
--- a/src/test/scala/firrtlTests/LoweringCompilersSpec.scala
+++ b/src/test/scala/firrtlTests/LoweringCompilersSpec.scala
@@ -2,7 +2,8 @@
 
 package firrtlTests
 
-import org.scalatest.{FlatSpec, Matchers}
+import org.scalatest.flatspec.AnyFlatSpec
+import org.scalatest.matchers.should._
 
 import firrtl._
 import firrtl.options.Dependency
@@ -31,7 +32,7 @@ object Transforms {
   class LowToLow         extends IdentityTransformDiff(L, L)
 }
 
-class LoweringCompilersSpec extends FlatSpec with Matchers {
+class LoweringCompilersSpec extends AnyFlatSpec with Matchers {
 
   def legacyTransforms(a: CoreTransform): Seq[Transform] = a match {
     case _: ChirrtlToHighFirrtl => Seq(
diff --git a/src/test/scala/firrtlTests/annotationTests/JsonProtocolSpec.scala b/src/test/scala/firrtlTests/annotationTests/JsonProtocolSpec.scala
index d1bd1fb2..2c817c23 100644
--- a/src/test/scala/firrtlTests/annotationTests/JsonProtocolSpec.scala
+++ b/src/test/scala/firrtlTests/annotationTests/JsonProtocolSpec.scala
@@ -7,7 +7,8 @@ import firrtl.annotations.{JsonProtocol, NoTargetAnnotation}
 import firrtl.ir._
 import firrtl.options.Dependency
 import _root_.logger.{Logger, LogLevel, LogLevelAnnotation}
-import org.scalatest.{FlatSpec, Matchers}
+import org.scalatest.flatspec.AnyFlatSpec
+import org.scalatest.matchers.should._
 
 case class AnAnnotation(
     info: Info,
@@ -30,7 +31,7 @@ class AnnoInjector extends Transform with DependencyAPIMigration {
   }
 }
 
-class JsonProtocolSpec extends FlatSpec with Matchers {
+class JsonProtocolSpec extends AnyFlatSpec with Matchers {
   "JsonProtocol" should "serialize and deserialize FIRRTL types" in {
 
     val circuit =
diff --git a/src/test/scala/firrtlTests/annotationTests/MorphismSpec.scala b/src/test/scala/firrtlTests/annotationTests/MorphismSpec.scala
index cc486c99..ccf930ba 100644
--- a/src/test/scala/firrtlTests/annotationTests/MorphismSpec.scala
+++ b/src/test/scala/firrtlTests/annotationTests/MorphismSpec.scala
@@ -6,9 +6,10 @@ import firrtl._
 import firrtl.annotations.{Annotation, CircuitTarget, CompleteTarget, DeletedAnnotation}
 import firrtl.annotations.transforms.{DupedResult, ResolvePaths}
 import firrtl.transforms.DedupedResult
-import org.scalatest.{FlatSpec, Matchers}
+import org.scalatest.flatspec.AnyFlatSpec
+import org.scalatest.matchers.should._
 
-class MorphismSpec extends FlatSpec with Matchers {
+class MorphismSpec extends AnyFlatSpec with Matchers {
 
   object AnAnnotation {
     def apply(target: CompleteTarget) = new AnAnnotation(Some(target))
diff --git a/src/test/scala/firrtlTests/passes/InferTypesFlowsAndKindsSpec.scala b/src/test/scala/firrtlTests/passes/InferTypesFlowsAndKindsSpec.scala
index de638374..bfc72f49 100644
--- a/src/test/scala/firrtlTests/passes/InferTypesFlowsAndKindsSpec.scala
+++ b/src/test/scala/firrtlTests/passes/InferTypesFlowsAndKindsSpec.scala
@@ -7,10 +7,10 @@ import firrtl.options.Dependency
 import firrtl.stage.TransformManager
 import firrtl.{InstanceKind, MemKind, NodeKind, PortKind, RegKind, WireKind}
 import firrtl.{CircuitState,  SinkFlow, SourceFlow, ir, passes}
-import org.scalatest._
+import org.scalatest.flatspec.AnyFlatSpec
 
 /** Tests the combined results of ResolveKinds, InferTypes and ResolveFlows */
-class InferTypesFlowsAndKindsSpec extends FlatSpec {
+class InferTypesFlowsAndKindsSpec extends AnyFlatSpec {
   private val deps = Seq(
     Dependency(passes.ResolveKinds),
     Dependency(passes.InferTypes),