Add test script for co occurrence Matrix test.

Author: saminbassiri

src/test/scripts/functions/builtin/cooccurrenceMatrix.dml

@@ -0,0 +1,25 @@
+#-------------------------------------------------------------
+#
+# 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.
+#
+#-------------------------------------------------------------
+
+input = read($input, data_type="frame", format="csv", sep=",", header=FALSE);
+
+[coocMatrix,  column] = cooccurrenceMatrix(input, $maxTokens, $windowSize, $distanceWeighting, $symmetric);
+write(coocMatrix, $out_file , data_type="matrix");