143 lines
6.7 KiB
Java
143 lines
6.7 KiB
Java
/* ====================================================================
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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==================================================================== */
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package org.apache.poi.ss.formula.functions;
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import org.apache.poi.hssf.usermodel.HSSFFormulaEvaluator;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.ss.formula.eval.StringEval;
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import org.apache.poi.ss.formula.eval.ValueEval;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.CellType;
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import org.apache.poi.ss.usermodel.CellValue;
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import org.apache.poi.ss.usermodel.FormulaEvaluator;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.xssf.usermodel.XSSFFormulaEvaluator;
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import org.apache.poi.xssf.usermodel.XSSFWorkbook;
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import junit.framework.AssertionFailedError;
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import junit.framework.TestCase;
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import org.junit.Test;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertTrue;
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public final class TestProper {
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private Cell cell11;
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private FormulaEvaluator evaluator;
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@Test
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public void testValidHSSF() {
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HSSFWorkbook wb = new HSSFWorkbook();
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evaluator = new HSSFFormulaEvaluator(wb);
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confirm(wb);
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}
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@Test
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public void testValidXSSF() {
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XSSFWorkbook wb = new XSSFWorkbook();
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evaluator = new XSSFFormulaEvaluator(wb);
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confirm(wb);
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}
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private void confirm(Workbook wb) {
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Sheet sheet = wb.createSheet("new sheet");
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cell11 = sheet.createRow(0).createCell(0);
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cell11.setCellType(CellType.FORMULA);
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confirm("PROPER(\"hi there\")", "Hi There"); //simple case
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confirm("PROPER(\"what's up\")", "What'S Up"); //apostrophes are treated as word breaks
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confirm("PROPER(\"I DON'T TH!NK SO!\")", "I Don'T Th!Nk So!"); //capitalization is ignored, special punctuation is treated as a word break
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confirm("PROPER(\"dr\u00dcb\u00f6'\u00e4 \u00e9lo\u015f|\u00eb\u00e8 \")", "Dr\u00fcb\u00f6'\u00c4 \u00c9lo\u015f|\u00cb\u00e8 ");
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confirm("PROPER(\"hi123 the123re\")", "Hi123 The123Re"); //numbers are treated as word breaks
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confirm("PROPER(\"-\")", "-"); //nothing happens with ascii punctuation that is not upper or lower case
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confirm("PROPER(\"!\u00a7$\")", "!\u00a7$"); //nothing happens with unicode punctuation (section sign) that is not upper or lower case
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confirm("PROPER(\"/&%\")", "/&%"); //nothing happens with ascii punctuation that is not upper or lower case
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confirm("PROPER(\"Apache POI\")", "Apache Poi"); //acronyms are not special
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confirm("PROPER(\" hello world\")", " Hello World"); //leading whitespace is ignored
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final String scharfes = "\u00df"; //German lowercase eszett, scharfes s, sharp s
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confirm("PROPER(\"stra"+scharfes+"e\")", "Stra"+scharfes+"e");
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assertTrue(Character.isLetter(scharfes.charAt(0)));
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// CURRENTLY FAILS: result: "SSUnd"+scharfes
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// LibreOffice 5.0.3.2 behavior: "Sund"+scharfes
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// Excel 2013 behavior: ???
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confirm("PROPER(\""+scharfes+"und"+scharfes+"\")", "SSund"+scharfes);
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// also test longer string
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StringBuilder builder = new StringBuilder("A");
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StringBuilder expected = new StringBuilder("A");
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for(int i = 1;i < 254;i++) {
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builder.append((char)(65 + (i % 26)));
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expected.append((char)(97 + (i % 26)));
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}
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confirm("PROPER(\"" + builder.toString() + "\")", expected.toString());
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}
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private void confirm(String formulaText, String expectedResult) {
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cell11.setCellFormula(formulaText);
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evaluator.clearAllCachedResultValues();
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CellValue cv = evaluator.evaluate(cell11);
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if (cv.getCellTypeEnum() != CellType.STRING) {
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throw new AssertionFailedError("Wrong result type: " + cv.formatAsString());
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}
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String actualValue = cv.getStringValue();
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assertEquals(expectedResult, actualValue);
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}
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@Test
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public void test() {
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checkProper("", "");
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checkProper("a", "A");
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checkProper("abc", "Abc");
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checkProper("abc abc", "Abc Abc");
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checkProper("abc/abc", "Abc/Abc");
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checkProper("ABC/ABC", "Abc/Abc");
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checkProper("aBc/ABC", "Abc/Abc");
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checkProper("aBc@#$%^&*()_+=-ABC", "Abc@#$%^&*()_+=-Abc");
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checkProper("aBc25aerg/ABC", "Abc25Aerg/Abc");
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checkProper("aBc/\u00C4\u00F6\u00DF\u00FC/ABC", "Abc/\u00C4\u00F6\u00DF\u00FC/Abc"); // Some German umlauts with uppercase first letter is not changed
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checkProper("\u00FC", "\u00DC");
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checkProper("\u00DC", "\u00DC");
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checkProper("\u00DF", "SS"); // German "scharfes s" is uppercased to "SS"
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checkProper("\u00DFomesing", "SSomesing"); // German "scharfes s" is uppercased to "SS"
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checkProper("aBc/\u00FC\u00C4\u00F6\u00DF\u00FC/ABC", "Abc/\u00DC\u00E4\u00F6\u00DF\u00FC/Abc"); // Some German umlauts with lowercase first letter is changed to uppercase
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}
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@Test
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public void testMicroBenchmark() {
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ValueEval strArg = new StringEval("some longer text that needs a number of replacements to check for runtime of different implementations");
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long start = System.currentTimeMillis();
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for(int i = 0;i < 300000;i++) {
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final ValueEval ret = TextFunction.PROPER.evaluate(new ValueEval[]{strArg}, 0, 0);
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assertEquals("Some Longer Text That Needs A Number Of Replacements To Check For Runtime Of Different Implementations", ((StringEval)ret).getStringValue());
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}
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// Took aprox. 600ms on a decent Laptop in July 2016
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System.out.println("Took: " + (System.currentTimeMillis() - start) + "ms");
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}
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private void checkProper(String input, String expected) {
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ValueEval strArg = new StringEval(input);
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final ValueEval ret = TextFunction.PROPER.evaluate(new ValueEval[]{strArg}, 0, 0);
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assertEquals(expected, ((StringEval)ret).getStringValue());
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}
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}
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