add ABS test

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1904531 13f79535-47bb-0310-9956-ffa450edef68

diff --git a/poi/src/test/java/org/apache/poi/ss/formula/functions/TestAbs.java b/poi/src/test/java/org/apache/poi/ss/formula/functions/TestAbs.java
new file mode 100644 (file)
index 0000000..30cb01e
--- /dev/null
+++ b/poi/src/test/java/org/apache/poi/ss/formula/functions/TestAbs.java
@@ -0,0 +1,69 @@
+/* ====================================================================
+   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.HSSFCell;
+import org.apache.poi.hssf.usermodel.HSSFFormulaEvaluator;
+import org.apache.poi.hssf.usermodel.HSSFRow;
+import org.apache.poi.hssf.usermodel.HSSFSheet;
+import org.apache.poi.hssf.usermodel.HSSFWorkbook;
+import org.apache.poi.ss.formula.eval.BlankEval;
+import org.apache.poi.ss.formula.eval.BoolEval;
+import org.apache.poi.ss.formula.eval.ErrorEval;
+import org.apache.poi.ss.formula.eval.NumberEval;
+import org.apache.poi.ss.formula.eval.ValueEval;
+import org.junit.jupiter.api.Test;
+
+import java.io.IOException;
+
+import static org.apache.poi.ss.util.Utils.assertDouble;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+/**
+ * Tests for Excel function ABS()
+ */
+final class TestAbs {
+
+    @Test
+    void testBasic() throws IOException {
+        try (HSSFWorkbook wb = new HSSFWorkbook()) {
+            HSSFSheet sheet = wb.createSheet();
+            HSSFRow row = sheet.createRow(0);
+            HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(wb);
+            HSSFCell cell = row.createCell(12);
+            assertDouble(fe, cell, "ABS(-4)", 4, 0.0000000001);
+            assertDouble(fe, cell, "ABS(-4.123)", 4.123, 0.0000000001);
+        }
+    }
+
+    @Test
+    void testRange() throws IOException {
+        try (HSSFWorkbook wb = new HSSFWorkbook()) {
+            HSSFSheet sheet = wb.createSheet();
+            HSSFRow row0 = sheet.createRow(0);
+            HSSFRow row1 = sheet.createRow(1);
+            row0.createCell(0).setCellValue(1);
+            row1.createCell(1).setCellValue(-2);
+            HSSFFormulaEvaluator fe = new HSSFFormulaEvaluator(wb);
+            HSSFCell cell = row0.createCell(12);
+            assertDouble(fe, cell, "ABS(A1:A2)", 1, 0.0000000001);
+            HSSFCell cell2 = row1.getCell(12);
+            //https://bz.apache.org/bugzilla/show_bug.cgi?id=66303 -- this should be non-null and contain a value of 2
+        }
+    }
+}