diff --git a/build.sbt b/build.sbt
index 915985f31e..c45efa488a 100644
--- a/build.sbt
+++ b/build.sbt
@@ -26,9 +26,9 @@ val coreDependencies = Seq(
   "org.apache.spark" %% "spark-mllib" % sparkVersion % "compile",
   "org.apache.spark" %% "spark-avro" % sparkVersion % "provided",
   "org.apache.spark" %% "spark-tags" % sparkVersion % "test",
-  "org.scalatest" %% "scalatest" % "3.0.5" % "test")
+  "org.scalatest" %% "scalatest" % "3.2.14" % "test")
 val extraDependencies = Seq(
-  "org.scalactic" %% "scalactic" % "3.0.5",
+  "org.scalactic" %% "scalactic" % "3.2.14",
   "io.spray" %% "spray-json" % "1.3.5",
   "com.jcraft" % "jsch" % "0.1.54",
   "org.apache.httpcomponents.client5" % "httpclient5" % "5.1.3",
diff --git a/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/cognitive/split1/TranslatorSuite.scala b/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/cognitive/split1/TranslatorSuite.scala
index ee1abeb02c..59f78a2085 100644
--- a/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/cognitive/split1/TranslatorSuite.scala
+++ b/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/cognitive/split1/TranslatorSuite.scala
@@ -9,7 +9,12 @@ import com.microsoft.azure.synapse.ml.core.test.base.{Flaky, TestBase}
 import com.microsoft.azure.synapse.ml.core.test.fuzzing.{TestObject, TransformerFuzzing}
 import org.apache.spark.ml.util.MLReadable
 import org.apache.spark.sql.DataFrame
-import org.apache.spark.sql.functions.{col, flatten}
+import org.apache.spark.sql.functions.{col, flatten, udf}
+import org.scalactic.Equality
+import scala.collection.Traversable
+
+import java.sql.Struct
+import scala.collection.mutable
 
 trait TranslatorKey {
   lazy val translatorKey: String = sys.env.getOrElse("TRANSLATOR_KEY", Secrets.TranslatorKey)
@@ -188,8 +193,9 @@ class TransliterateSuite extends TransformerFuzzing[Transliterate]
       .withColumn("text", col("result.text"))
       .withColumn("script", col("result.script"))
       .select("text", "script").collect()
-    assert(results.head.getSeq(0).mkString("\n") === "Kon'nichiwa\nsayonara")
-    assert(results.head.getSeq(1).mkString("\n") === "Latn\nLatn")
+
+    assert(TransliterateSuite.stripInvalid(results.head.getSeq(0).mkString("\n")) === "Kon'nichiwa\nsayonara")
+    assert(TransliterateSuite.stripInvalid(results.head.getSeq(1).mkString("\n")) === "Latn\nLatn")
   }
 
   test("Throw errors if required fields not set") {
@@ -206,12 +212,30 @@ class TransliterateSuite extends TransformerFuzzing[Transliterate]
     assert(caught.getMessage.contains("toScript"))
   }
 
+  val stripUdf = udf {
+    (o: Seq[(String, String)]) => {
+      o.map(t => (TransliterateSuite.stripInvalid(t._1), t._2))
+    }
+  }
+  override def assertDFEq(df1: DataFrame, df2: DataFrame)(implicit eq: Equality[DataFrame]): Unit = {
+    val column = "result"
+    super.assertDFEq(
+      df1.withColumn(column, stripUdf(col(column))),
+      df2.withColumn(column, stripUdf(col(column))))(eq)
+  }
+
   override def testObjects(): Seq[TestObject[Transliterate]] =
     Seq(new TestObject(transliterate, transDf))
 
   override def reader: MLReadable[_] = Transliterate
 }
 
+object TransliterateSuite {
+  private def stripInvalid(str: String): String = {
+    "[^\n'A-Za-z]".r.replaceAllIn(str, "")
+  }
+}
+
 class DetectSuite extends TransformerFuzzing[Detect]
   with TranslatorKey with Flaky with TranslatorUtils {
 
diff --git a/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/core/utils/utils/SlicerFunctionsSuite.scala b/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/core/utils/utils/SlicerFunctionsSuite.scala
index 21bf935f2d..31920ea9c6 100644
--- a/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/core/utils/utils/SlicerFunctionsSuite.scala
+++ b/cognitive/src/test/scala/com/microsoft/azure/synapse/ml/core/utils/utils/SlicerFunctionsSuite.scala
@@ -9,7 +9,7 @@ import org.apache.spark.SparkException
 import org.apache.spark.ml.linalg.{Vector, Vectors}
 import org.apache.spark.sql.functions.{col, lit}
 import org.apache.spark.sql.types.{FloatType, IntegerType}
-import org.scalatest.Matchers.{a, thrownBy}
+import org.scalatest.matchers.should.Matchers.{a, thrownBy}
 
 class SlicerFunctionsSuite extends TestBase {
   test("SlicerFunctions UDFs can handle different types of inputs") {
diff --git a/core/src/test/scala/com/microsoft/azure/synapse/ml/core/test/base/TestBase.scala b/core/src/test/scala/com/microsoft/azure/synapse/ml/core/test/base/TestBase.scala
index 3d8c4d0c9c..2d57508088 100644
--- a/core/src/test/scala/com/microsoft/azure/synapse/ml/core/test/base/TestBase.scala
+++ b/core/src/test/scala/com/microsoft/azure/synapse/ml/core/test/base/TestBase.scala
@@ -14,6 +14,7 @@ import org.apache.spark.streaming.{StreamingContext, Seconds => SparkSeconds}
 import org.scalactic.Equality
 import org.scalactic.source.Position
 import org.scalatest._
+import org.scalatest.funsuite.AnyFunSuite
 import org.scalatest.concurrent.TimeLimits
 import org.scalatest.time.{Seconds, Span}
 
@@ -142,7 +143,7 @@ object TestBase extends SparkSessionManagement {
 
 }
 
-abstract class TestBase extends FunSuite with BeforeAndAfterEachTestData with BeforeAndAfterAll {
+abstract class TestBase extends AnyFunSuite with BeforeAndAfterEachTestData with BeforeAndAfterAll {
 
   lazy val sparkProvider: SparkSessionManagement = TestBase
 
diff --git a/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/KernelSHAPSamplerSupportSuite.scala b/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/KernelSHAPSamplerSupportSuite.scala
index 0d8fabe2fb..2ee4850627 100644
--- a/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/KernelSHAPSamplerSupportSuite.scala
+++ b/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/KernelSHAPSamplerSupportSuite.scala
@@ -6,7 +6,7 @@ package com.microsoft.azure.synapse.ml.explainers.split1
 import breeze.linalg.sum
 import com.microsoft.azure.synapse.ml.core.test.base.TestBase
 import com.microsoft.azure.synapse.ml.explainers.KernelSHAPSamplerSupport
-import org.scalatest.Matchers._
+import org.scalatest.matchers.should.Matchers._
 
 class KernelSHAPSamplerSupportSuite extends TestBase {
 
diff --git a/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/SamplerSuite.scala b/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/SamplerSuite.scala
index 77eaf99be9..5b245f6cb9 100644
--- a/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/SamplerSuite.scala
+++ b/core/src/test/scala/com/microsoft/azure/synapse/ml/explainers/split1/SamplerSuite.scala
@@ -16,7 +16,7 @@ import org.apache.spark.sql.Row
 import org.apache.spark.sql.catalyst.expressions.GenericRowWithSchema
 import org.apache.spark.sql.types._
 import org.scalactic.{Equality, TolerantNumerics}
-import org.scalatest.Matchers._
+import org.scalatest.matchers.should.Matchers._
 
 import java.nio.file.{Files, Paths}
 import javax.imageio.ImageIO