1 files changed, 10 insertions, 1 deletions
diff --git a/mllib/src/test/scala/org/apache/spark/ml/feature/MinHashLSHSuite.scala b/mllib/src/test/scala/org/apache/spark/ml/feature/MinHashLSHSuite.scala
index a2f009310f..0ddf097a6e 100644
--- a/mllib/src/test/scala/org/apache/spark/ml/feature/MinHashLSHSuite.scala
+++ b/mllib/src/test/scala/org/apache/spark/ml/feature/MinHashLSHSuite.scala
@@ -20,7 +20,7 @@ package org.apache.spark.ml.feature
 import org.apache.spark.SparkFunSuite
 import org.apache.spark.ml.linalg.{Vector, Vectors}
 import org.apache.spark.ml.param.ParamsSuite
-import org.apache.spark.ml.util.DefaultReadWriteTest
+import org.apache.spark.ml.util.{DefaultReadWriteTest, MLTestingUtils}
 import org.apache.spark.mllib.util.MLlibTestSparkContext
 import org.apache.spark.sql.Dataset
 
@@ -57,6 +57,15 @@ class MinHashLSHSuite extends SparkFunSuite with MLlibTestSparkContext with Defa
     testEstimatorAndModelReadWrite(mh, dataset, settings, settings, checkModelData)
   }
 
+  test("Model copy and uid checks") {
+    val mh = new MinHashLSH()
+      .setInputCol("keys")
+      .setOutputCol("values")
+    val model = mh.fit(dataset)
+    assert(mh.uid === model.uid)
+    MLTestingUtils.checkCopy(model)
+  }
+
   test("hashFunction") {
     val model = new MinHashLSHModel("mh", randCoefficients = Array((0, 1), (1, 2), (3, 0)))
     val res = model.hashFunction(Vectors.sparse(10, Seq((2, 1.0), (3, 1.0), (5, 1.0), (7, 1.0))))