| /* ==================================================================== |
| 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.poi.ss.formula.functions; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| |
| import org.apache.poi.ss.formula.eval.ErrorEval; |
| import org.apache.poi.ss.formula.eval.NumberEval; |
| import org.apache.poi.ss.formula.eval.StringEval; |
| import org.apache.poi.ss.formula.eval.ValueEval; |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * |
| * Test cases for {@link TextFunction#LEFT} and {@link TextFunction#RIGHT} |
| * |
| * @author Brendan Nolan |
| * |
| */ |
| class TestLeftRight { |
| |
| private static final NumberEval NEGATIVE_OPERAND = new NumberEval(-1.0); |
| private static final StringEval ANY_STRING_VALUE = new StringEval("ANYSTRINGVALUE"); |
| |
| |
| private static ValueEval invokeLeft(ValueEval text, ValueEval operand) { |
| ValueEval[] args = new ValueEval[] { text, operand }; |
| return TextFunction.LEFT.evaluate(args, -1, (short)-1); |
| } |
| |
| private static ValueEval invokeRight(ValueEval text, ValueEval operand) { |
| ValueEval[] args = new ValueEval[] { text, operand }; |
| return TextFunction.RIGHT.evaluate(args, -1, (short)-1); |
| } |
| |
| @Test |
| void testLeftRight_bug49841() { |
| invokeLeft(ANY_STRING_VALUE, NEGATIVE_OPERAND); |
| invokeRight(ANY_STRING_VALUE, NEGATIVE_OPERAND); |
| } |
| |
| @Test |
| void testLeftRightNegativeOperand() { |
| assertEquals(ErrorEval.VALUE_INVALID, invokeRight(ANY_STRING_VALUE, NEGATIVE_OPERAND)); |
| assertEquals(ErrorEval.VALUE_INVALID, invokeLeft(ANY_STRING_VALUE, NEGATIVE_OPERAND)); |
| } |
| } |