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- /* ====================================================================
- 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 org.apache.poi.hssf.usermodel.HSSFFormulaEvaluator;
- import org.apache.poi.hssf.usermodel.HSSFWorkbook;
- import org.apache.poi.ss.formula.eval.StringEval;
- import org.apache.poi.ss.formula.eval.ValueEval;
- import org.apache.poi.ss.usermodel.Cell;
- import org.apache.poi.ss.usermodel.CellType;
- import org.apache.poi.ss.usermodel.CellValue;
- import org.apache.poi.ss.usermodel.FormulaEvaluator;
- import org.apache.poi.ss.usermodel.Sheet;
- import org.apache.poi.ss.usermodel.Workbook;
- import org.apache.poi.xssf.usermodel.XSSFFormulaEvaluator;
- import org.apache.poi.xssf.usermodel.XSSFWorkbook;
-
- import junit.framework.AssertionFailedError;
- import junit.framework.TestCase;
- import org.junit.Test;
-
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertTrue;
-
- public final class TestProper {
- private Cell cell11;
- private FormulaEvaluator evaluator;
-
- @Test
- public void testValidHSSF() {
- HSSFWorkbook wb = new HSSFWorkbook();
- evaluator = new HSSFFormulaEvaluator(wb);
-
- confirm(wb);
- }
-
- @Test
- public void testValidXSSF() {
- XSSFWorkbook wb = new XSSFWorkbook();
- evaluator = new XSSFFormulaEvaluator(wb);
-
- confirm(wb);
- }
-
- private void confirm(Workbook wb) {
- Sheet sheet = wb.createSheet("new sheet");
- cell11 = sheet.createRow(0).createCell(0);
- cell11.setCellType(CellType.FORMULA);
-
- confirm("PROPER(\"hi there\")", "Hi There"); //simple case
- confirm("PROPER(\"what's up\")", "What'S Up"); //apostrophes are treated as word breaks
- 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
- confirm("PROPER(\"dr\u00dcb\u00f6'\u00e4 \u00e9lo\u015f|\u00eb\u00e8 \")", "Dr\u00fcb\u00f6'\u00c4 \u00c9lo\u015f|\u00cb\u00e8 ");
- confirm("PROPER(\"hi123 the123re\")", "Hi123 The123Re"); //numbers are treated as word breaks
- confirm("PROPER(\"-\")", "-"); //nothing happens with ascii punctuation that is not upper or lower case
- confirm("PROPER(\"!\u00a7$\")", "!\u00a7$"); //nothing happens with unicode punctuation (section sign) that is not upper or lower case
- confirm("PROPER(\"/&%\")", "/&%"); //nothing happens with ascii punctuation that is not upper or lower case
- confirm("PROPER(\"Apache POI\")", "Apache Poi"); //acronyms are not special
- confirm("PROPER(\" hello world\")", " Hello World"); //leading whitespace is ignored
-
- final String scharfes = "\u00df"; //German lowercase eszett, scharfes s, sharp s
- confirm("PROPER(\"stra"+scharfes+"e\")", "Stra"+scharfes+"e");
- assertTrue(Character.isLetter(scharfes.charAt(0)));
-
- // CURRENTLY FAILS: result: "SSUnd"+scharfes
- // LibreOffice 5.0.3.2 behavior: "Sund"+scharfes
- // Excel 2013 behavior: ???
- confirm("PROPER(\""+scharfes+"und"+scharfes+"\")", "SSund"+scharfes);
-
- // also test longer string
- StringBuilder builder = new StringBuilder("A");
- StringBuilder expected = new StringBuilder("A");
- for(int i = 1;i < 254;i++) {
- builder.append((char)(65 + (i % 26)));
- expected.append((char)(97 + (i % 26)));
- }
- confirm("PROPER(\"" + builder.toString() + "\")", expected.toString());
- }
-
- private void confirm(String formulaText, String expectedResult) {
- cell11.setCellFormula(formulaText);
- evaluator.clearAllCachedResultValues();
- CellValue cv = evaluator.evaluate(cell11);
- if (cv.getCellTypeEnum() != CellType.STRING) {
- throw new AssertionFailedError("Wrong result type: " + cv.formatAsString());
- }
- String actualValue = cv.getStringValue();
- assertEquals(expectedResult, actualValue);
- }
-
- @Test
- public void test() {
- checkProper("", "");
- checkProper("a", "A");
- checkProper("abc", "Abc");
- checkProper("abc abc", "Abc Abc");
- checkProper("abc/abc", "Abc/Abc");
- checkProper("ABC/ABC", "Abc/Abc");
- checkProper("aBc/ABC", "Abc/Abc");
- checkProper("aBc@#$%^&*()_+=-ABC", "Abc@#$%^&*()_+=-Abc");
- checkProper("aBc25aerg/ABC", "Abc25Aerg/Abc");
- checkProper("aBc/\u00C4\u00F6\u00DF\u00FC/ABC", "Abc/\u00C4\u00F6\u00DF\u00FC/Abc"); // Some German umlauts with uppercase first letter is not changed
- checkProper("\u00FC", "\u00DC");
- checkProper("\u00DC", "\u00DC");
- checkProper("\u00DF", "SS"); // German "scharfes s" is uppercased to "SS"
- checkProper("\u00DFomesing", "SSomesing"); // German "scharfes s" is uppercased to "SS"
- 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
- }
-
- @Test
- public void testMicroBenchmark() {
- ValueEval strArg = new StringEval("some longer text that needs a number of replacements to check for runtime of different implementations");
- long start = System.currentTimeMillis();
- for(int i = 0;i < 300000;i++) {
- final ValueEval ret = TextFunction.PROPER.evaluate(new ValueEval[]{strArg}, 0, 0);
- assertEquals("Some Longer Text That Needs A Number Of Replacements To Check For Runtime Of Different Implementations", ((StringEval)ret).getStringValue());
- }
- // Took aprox. 600ms on a decent Laptop in July 2016
- System.out.println("Took: " + (System.currentTimeMillis() - start) + "ms");
- }
-
- private void checkProper(String input, String expected) {
- ValueEval strArg = new StringEval(input);
- final ValueEval ret = TextFunction.PROPER.evaluate(new ValueEval[]{strArg}, 0, 0);
- assertEquals(expected, ((StringEval)ret).getStringValue());
- }
- }
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