| /* ==================================================================== |
| 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.constant; |
| |
| |
| import static org.junit.jupiter.api.Assertions.assertArrayEquals; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertTrue; |
| |
| import org.apache.poi.hssf.record.TestcaseRecordInputStream; |
| import org.apache.poi.ss.usermodel.FormulaError; |
| import org.apache.poi.util.HexRead; |
| import org.apache.poi.util.LittleEndianByteArrayOutputStream; |
| import org.apache.poi.util.LittleEndianInput; |
| import org.junit.jupiter.api.Test; |
| |
| final class TestConstantValueParser { |
| private static final Object[] SAMPLE_VALUES = { |
| Boolean.TRUE, |
| null, |
| 1.1, |
| "Sample text", |
| ErrorConstant.valueOf(FormulaError.DIV0.getCode()), |
| }; |
| private static final byte[] SAMPLE_ENCODING = HexRead.readFromString( |
| "04 01 00 00 00 00 00 00 00 " + |
| "00 00 00 00 00 00 00 00 00 " + |
| "01 9A 99 99 99 99 99 F1 3F " + |
| "02 0B 00 00 53 61 6D 70 6C 65 20 74 65 78 74 " + |
| "10 07 00 00 00 00 00 00 00"); |
| |
| @Test |
| void testGetEncodedSize() { |
| int actual = ConstantValueParser.getEncodedSize(SAMPLE_VALUES); |
| assertEquals(51, actual); |
| } |
| |
| @Test |
| void testEncode() { |
| int size = ConstantValueParser.getEncodedSize(SAMPLE_VALUES); |
| byte[] data = new byte[size]; |
| |
| ConstantValueParser.encode(new LittleEndianByteArrayOutputStream(data, 0), SAMPLE_VALUES); |
| |
| assertArrayEquals(SAMPLE_ENCODING, data, "Encoding differs"); |
| } |
| |
| @Test |
| void testDecode() { |
| LittleEndianInput in = TestcaseRecordInputStream.createLittleEndian(SAMPLE_ENCODING); |
| |
| Object[] values = ConstantValueParser.parse(in, 4); |
| for (int i = 0; i < values.length; i++) { |
| assertTrue(isEqual(SAMPLE_VALUES[i], values[i]), "Decoded result differs"); |
| } |
| } |
| private static boolean isEqual(Object a, Object b) { |
| if (a == null) { |
| return b == null; |
| } |
| return a.equals(b); |
| } |
| } |