[github-243] basic version of XLookup

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1895499 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 78 insertions, 0 deletions

diff --git a/poi-ooxml/src/test/java/org/apache/poi/xssf/TestXLookupFunction.java b/poi-ooxml/src/test/java/org/apache/poi/xssf/TestXLookupFunction.java
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@@ -0,0 +1,78 @@
+
+/* ====================================================================
+   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;
+
+import org.apache.poi.ss.util.CellRangeAddress;
+import org.apache.poi.ss.util.CellReference;
+import org.apache.poi.xssf.usermodel.*;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+import java.util.Locale;
+
+import static org.apache.poi.ss.util.Utils.*;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/**
+ * Testcase for function XLOOKUP()
+ */
+public class TestXLookupFunction {
+
+    //https://support.microsoft.com/en-us/office/xlookup-function-b7fd680e-6d10-43e6-84f9-88eae8bf5929
+
+    @Test
+    void testMicrosoftExample2() throws IOException {
+        String formulaText = "XLOOKUP(B2,B5:B14,C5:D14)";
+        try (XSSFWorkbook wb = initWorkbook2()) {
+            XSSFFormulaEvaluator fe = new XSSFFormulaEvaluator(wb);
+            XSSFSheet sheet = wb.getSheetAt(0);
+            XSSFRow row1 = sheet.getRow(1);
+            String col1 = CellReference.convertNumToColString(2);
+            String col2 = CellReference.convertNumToColString(3);
+            String cellRef = String.format(Locale.ENGLISH, "%s2:%s2", col1, col2);
+            sheet.setArrayFormula(formulaText, CellRangeAddress.valueOf(cellRef));
+            fe.evaluateAll();
+            try (java.io.FileOutputStream fos = new java.io.FileOutputStream("/tmp/xlook.xlsx")) {
+                wb.write(fos);
+            }
+            assertEquals("Dianne Pugh", row1.getCell(2).getStringCellValue());
+            assertEquals("Finance", row1.getCell(3).getStringCellValue());
+        }
+    }
+
+
+    private XSSFWorkbook initWorkbook2() {
+        XSSFWorkbook wb = new XSSFWorkbook();
+        XSSFSheet sheet = wb.createSheet();
+        addRow(sheet, 0, null, "Emp Id", "Employee Name", "Department");
+        addRow(sheet, 1, null, 8389);
+        addRow(sheet, 3, null, "Emp Id", "Employee Name", "Department");
+        addRow(sheet, 4, null, 4390, "Ned Lanning", "Marketing");
+        addRow(sheet, 5, null, 8604, "Margo Hendrix", "Sales");
+        addRow(sheet, 6, null, 8389, "Dianne Pugh", "Finance");
+        addRow(sheet, 7, null, 4937, "Earlene McCarty", "Accounting");
+        addRow(sheet, 8, null, 8299, "Mia Arnold", "Operation");
+        addRow(sheet, 9, null, 2643, "Jorge Fellows", "Executive");
+        addRow(sheet, 10, null, 5243, "Rose Winters", "Sales");
+        addRow(sheet, 11, null, 9693, "Carmela Hahn", "Finance");
+        addRow(sheet, 12, null, 1636, "Delia Cochran", "Accounting");
+        addRow(sheet, 13, null, 6703, "Marguerite Cervantes", "Marketing");
+        return wb;
+    }
+
+}