Add junit test for AbstractOperations.addOperand()

test/java/net/yacy/cora/federate/solr/logic/AbstractOperationsTest.java

@@ -0,0 +1,57 @@
+/**
+ *  AbstractOperationsTest
+ *  part of YaCy
+ *  Copyright 2017 by reger24; https://github.com/reger24
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program in the file lgpl21.txt
+ *  If not, see <http://www.gnu.org/licenses/>.
+ */
+package net.yacy.cora.federate.solr.logic;
+
+import net.yacy.search.schema.CollectionSchema;
+import static org.junit.Assert.*;
+import org.junit.Test;
+
+/**
+ * Unit tests for AbstractOperationsTest class.
+ *
+ */
+public class AbstractOperationsTest {
+
+    /**
+     * Test of addOperand method, of class AbstractOperations.
+     */
+    @Test
+    public void testAddOperand() {
+
+
+        // create a simple query
+        Conjunction con = new Conjunction();
+        con.addOperand(new LongLiteral(CollectionSchema.httpstatus_i, 200)); // result: con="httpstatus_i:200"
+
+        // create a 2nd empty query
+        Disjunction dnf = new Disjunction();
+        // add the empty query
+        con.addOperand(dnf); // result (shall be unchanged): "httpstatus_i:200"
+
+        // test for wrong result "(httpstatus_i:200 AND )"
+        String query = con.toString();
+        String testStr = query.replace(")", ""); // remove all ')' for easier testing
+        testStr = testStr.replace("(", ""); // remove all '(' for easier testing
+        testStr = testStr.trim();
+        assertFalse("query ending with operator =" + query, testStr.endsWith(con.operandName));
+        assertFalse("query ending with operator =" + query, testStr.endsWith(dnf.operandName));
+    }
+
+}