Github user arina-ielchiieva commented on a diff in the pull request:
https://github.com/apache/drill/pull/1026#discussion_r149903705
--- Diff:
exec/java-exec/src/test/java/org/apache/drill/exec/vector/complex/writer/TestJsonNonNumerics.java
---
@@ -0,0 +1,167 @@
+/*
+* Licensed to the Apache Software Foundation (ASF) under one or more
+* contributor license agreements. See the NOTICE file distributed with
+* this work for additional information regarding copyright ownership.
+* The ASF licenses this file to you under the Apache License, Version 2.0
+* (the "License"); you may not use this file except in compliance with
+* the License. You may obtain a copy of the License at
+*
+* http://www.apache.org/licenses/LICENSE-2.0
+*
+* Unless required by applicable law or agreed to in writing, software
+* distributed under the License is distributed on an "AS IS" BASIS,
+* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+* See the License for the specific language governing permissions and
+* limitations under the License.
+*/
+
+package org.apache.drill.exec.vector.complex.writer;
+
+import com.google.common.collect.ImmutableMap;
+import org.apache.commons.io.FileUtils;
+import org.apache.drill.BaseTestQuery;
+import org.apache.drill.common.exceptions.UserRemoteException;
+import org.apache.drill.common.expression.SchemaPath;
+import org.apache.drill.exec.record.RecordBatchLoader;
+import org.apache.drill.exec.record.VectorWrapper;
+import org.apache.drill.exec.rpc.user.QueryDataBatch;
+import org.apache.drill.exec.vector.VarCharVector;
+import org.junit.Test;
+
+import java.io.File;
+import java.util.List;
+
+import static org.hamcrest.CoreMatchers.containsString;
+import static org.junit.Assert.*;
+
+public class TestJsonNonNumerics extends BaseTestQuery {
+
+ @Test
+ public void testNonNumericSelect() throws Exception {
+ File file = new File(getTempDir(""), "nan_test.json");
--- End diff --
It's better to pass dir name as well, rather than emptiness. Ex:
`getTempDir("test_nan")`
---
