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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.xssf.usermodel;
-
- import static org.apache.logging.log4j.util.Unbox.box;
- import static org.apache.poi.xssf.usermodel.TestMultiSheetFormulaEvaluatorOnXSSF.SS.COLUMN_INDEX_FUNCTION_NAME;
- import static org.apache.poi.xssf.usermodel.TestMultiSheetFormulaEvaluatorOnXSSF.SS.COLUMN_INDEX_TEST_NAME;
- import static org.junit.jupiter.api.Assertions.assertEquals;
- import static org.junit.jupiter.api.Assertions.assertNotNull;
- import static org.junit.jupiter.api.Assertions.assertTrue;
- import static org.junit.jupiter.api.Assertions.fail;
- import static org.junit.jupiter.api.Assumptions.assumeTrue;
-
- import java.util.ArrayList;
- import java.util.List;
- import java.util.Locale;
- import java.util.stream.Stream;
-
- import org.apache.logging.log4j.LogManager;
- import org.apache.logging.log4j.Logger;
- import org.apache.poi.hssf.HSSFTestDataSamples;
- import org.apache.poi.openxml4j.opc.OPCPackage;
- import org.apache.poi.openxml4j.opc.PackageAccess;
- import org.apache.poi.ss.formula.functions.BaseTestNumeric;
- 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.Row;
- import org.apache.poi.ss.usermodel.Sheet;
- import org.junit.jupiter.api.AfterAll;
- import org.junit.jupiter.params.ParameterizedTest;
- import org.junit.jupiter.params.provider.Arguments;
- import org.junit.jupiter.params.provider.MethodSource;
-
- /**
- * Tests formulas for multi sheet reference (i.e. SUM(Sheet1:Sheet5!A1))
- */
- public final class TestMultiSheetFormulaEvaluatorOnXSSF {
- private static final Logger LOG = LogManager.getLogger(TestMultiSheetFormulaEvaluatorOnXSSF.class);
-
- private static XSSFWorkbook workbook;
- private static Sheet sheet;
- private static FormulaEvaluator evaluator;
-
- /**
- * This class defines constants for navigating around the test data spreadsheet used for these tests.
- */
- interface SS {
-
- /**
- * Name of the test spreadsheet (found in the standard test data folder)
- */
- String FILENAME = "FormulaSheetRange.xlsx";
- /**
- * Row (zero-based) in the test spreadsheet where the function examples start.
- */
- int START_FUNCTIONS_ROW_INDEX = 10; // Row '11'
- /**
- * Index of the column that contains the function names
- */
- int COLUMN_INDEX_FUNCTION_NAME = 0; // Column 'A'
- /**
- * Index of the column that contains the test names
- */
- int COLUMN_INDEX_TEST_NAME = 1; // Column 'B'
- /**
- * Used to indicate when there are no more functions left
- */
- String FUNCTION_NAMES_END_SENTINEL = "<END>";
-
- /**
- * Index of the column where the test expected value is present
- */
- short COLUMN_INDEX_EXPECTED_VALUE = 2; // Column 'C'
- /**
- * Index of the column where the test actual value is present
- */
- short COLUMN_INDEX_ACTUAL_VALUE = 3; // Column 'D'
- /**
- * Test sheet name (sheet with all test formulae)
- */
- String TEST_SHEET_NAME = "test";
- }
-
-
- @AfterAll
- public static void closeResource() throws Exception {
- workbook.close();
- }
-
- public static Stream<Arguments> data() throws Exception {
- workbook = new XSSFWorkbook( OPCPackage.open(HSSFTestDataSamples.getSampleFile(SS.FILENAME), PackageAccess.READ) );
- sheet = workbook.getSheet( SS.TEST_SHEET_NAME );
- evaluator = new XSSFFormulaEvaluator(workbook);
-
- List<Arguments> data = new ArrayList<>();
-
- processFunctionGroup(data, SS.START_FUNCTIONS_ROW_INDEX, null);
-
- return data.stream();
- }
-
- /**
- * @param startRowIndex row index in the spreadsheet where the first function/operator is found
- * @param testFocusFunctionName name of a single function/operator to test alone.
- * Typically pass <code>null</code> to test all functions
- */
- private static void processFunctionGroup(List<Arguments> data, int startRowIndex, String testFocusFunctionName) {
- for (int rowIndex = startRowIndex; true; rowIndex++) {
- Row r = sheet.getRow(rowIndex);
-
- // only evaluate non empty row
- if(r == null) continue;
-
- String targetFunctionName = getTargetFunctionName(r);
- assertNotNull(targetFunctionName,
- "Test spreadsheet cell empty on row ("
- + (rowIndex+1) + "). Expected function name or '"
- + SS.FUNCTION_NAMES_END_SENTINEL + "'");
-
- if(targetFunctionName.equals(SS.FUNCTION_NAMES_END_SENTINEL)) {
- // found end of functions list
- break;
- }
-
- String targetTestName = getTargetTestName(r);
- if(testFocusFunctionName == null || targetFunctionName.equalsIgnoreCase(testFocusFunctionName)) {
-
- // expected results are on the row below
- Cell expectedValueCell = r.getCell(SS.COLUMN_INDEX_EXPECTED_VALUE);
- assertNotNull(expectedValueCell,
- "Missing expected values cell for function '"
- + targetFunctionName + ", test" + targetTestName + " (row " +
- rowIndex + 1 + ")");
-
- data.add(Arguments.of(targetTestName, targetFunctionName, rowIndex));
- }
- }
- }
-
- @ParameterizedTest
- @MethodSource("data")
- void processFunctionRow(String targetTestName, String targetFunctionName, int formulasRowIdx) {
- Row r = sheet.getRow(formulasRowIdx);
-
- Cell expValue = r.getCell(SS.COLUMN_INDEX_EXPECTED_VALUE);
- assertNotNull(expValue,
- "Missing expected values cell for function '"
- + targetFunctionName + ", test" + targetTestName + " (row " +
- formulasRowIdx + 1 + ")");
-
- Cell c = r.getCell(SS.COLUMN_INDEX_ACTUAL_VALUE);
- assumeTrue(c != null);
- assumeTrue(c.getCellType() == CellType.FORMULA);
-
- CellValue actValue = evaluator.evaluate(c);
-
- String msg = String.format(Locale.ROOT, "Function '%s': Test: '%s': Formula: %s @ %d:%d",
- targetFunctionName, targetTestName, c.getCellFormula(), formulasRowIdx, SS.COLUMN_INDEX_ACTUAL_VALUE);
-
- assertNotNull(actValue, msg + " - actual value was null");
-
- final CellType expectedCellType = expValue.getCellType();
- switch (expectedCellType) {
- case BLANK:
- assertEquals(CellType.BLANK, actValue.getCellType(), msg);
- break;
- case BOOLEAN:
- assertEquals(CellType.BOOLEAN, actValue.getCellType(), msg);
- assertEquals(expValue.getBooleanCellValue(), actValue.getBooleanValue(), msg);
- break;
- case ERROR:
- assertEquals(CellType.ERROR, actValue.getCellType(), msg);
- // if(false) { // TODO: fix ~45 functions which are currently returning incorrect error values
- // assertEquals(msg, expected.getErrorCellValue(), actual.getErrorValue());
- // }
- break;
- case FORMULA: // will never be used, since we will call method after formula evaluation
- fail("Cannot expect formula as result of formula evaluation: " + msg);
- case NUMERIC:
- assertEquals(CellType.NUMERIC, actValue.getCellType(), msg);
- BaseTestNumeric.assertDouble(msg, expValue.getNumericCellValue(), actValue.getNumberValue(), BaseTestNumeric.POS_ZERO, BaseTestNumeric.DIFF_TOLERANCE_FACTOR);
- // double delta = Math.abs(expected.getNumericCellValue()-actual.getNumberValue());
- // double pctExpected = Math.abs(0.00001*expected.getNumericCellValue());
- // assertTrue(msg, delta <= pctExpected);
- break;
- case STRING:
- assertEquals(CellType.STRING, actValue.getCellType(), msg);
- assertEquals(expValue.getRichStringCellValue().getString(), actValue.getStringValue(), msg);
- break;
- default:
- fail("Unexpected cell type: " + expectedCellType);
- }
- }
-
- /**
- * @return <code>null</code> if cell is missing, empty or blank
- */
- private static String getTargetFunctionName(Row r) {
- if(r == null) {
- LOG.atWarn().log("Given null row, can't figure out function name");
- return null;
- }
- Cell cell = r.getCell(COLUMN_INDEX_FUNCTION_NAME);
- if(cell == null) {
- LOG.atWarn().log("Row {} has no cell " + COLUMN_INDEX_FUNCTION_NAME + ", can't figure out function name", box(r.getRowNum()));
- return null;
- }
-
- CellType ct = cell.getCellType();
- assertTrue(ct == CellType.BLANK || ct == CellType.STRING,
- "Bad cell type for 'function name' column: (" + cell.getCellType() + ") row (" + (r.getRowNum() +1) + ")");
-
- return (ct == CellType.STRING) ? cell.getRichStringCellValue().getString() : null;
- }
-
- /**
- * @return <code>null</code> if cell is missing, empty or blank
- */
- private static String getTargetTestName(Row r) {
- if(r == null) {
- LOG.atWarn().log("Given null row, can't figure out test name");
- return null;
- }
- Cell cell = r.getCell(COLUMN_INDEX_TEST_NAME);
- if(cell == null) {
- LOG.atWarn().log("Row {} has no cell " + COLUMN_INDEX_TEST_NAME + ", can't figure out test name", box(r.getRowNum()));
- return null;
- }
- CellType ct = cell.getCellType();
- assertTrue(ct == CellType.BLANK || ct == CellType.STRING,
- "Bad cell type for 'test name' column: (" + cell.getCellType() + ") row (" + (r.getRowNum() +1) + ")");
-
- return (ct == CellType.STRING) ? cell.getRichStringCellValue().getString() : null;
- }
- }
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