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Fixes Bug 61764 Conditional formatting rules don't evaluate properly for some multi-range rule definitions

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Fixes Bug 61761 Conditional formatting rule evaluation doesn't like comparing cells of different types

fixed, with unit tests.

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1815298 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Greg Woolsey 2017-11-15 08:35:17 +00:00
parent 3e70d22cbc
commit ff034f6a20
11 changed files with 248 additions and 49 deletions
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4
src/java/org/apache/poi/hssf/usermodel/HSSFConditionalFormattingRule.java
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@ -305,6 +305,10 @@ public final class HSSFConditionalFormattingRule implements ConditionalFormattin
return null;
}
public String getText() {
return null; // not available here, unless it exists and is unimplemented in cfRuleRecord
}
protected String toFormulaString(Ptg[] parsedExpression) {
return toFormulaString(parsedExpression, workbook);
}

184
src/java/org/apache/poi/ss/formula/EvaluationConditionalFormatRule.java
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@ -17,12 +17,15 @@
package org.apache.poi.ss.formula;
import java.text.DecimalFormat;
import java.text.DecimalFormatSymbols;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Set;
@ -82,10 +85,13 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
private final int ruleIndex;
private final String formula1;
private final String formula2;
private final String text;
private final OperatorEnum operator;
private final ConditionType type;
// cached for performance, to avoid reading the XMLBean every time a conditionally formatted cell is rendered
private final ExcelNumberFormat numberFormat;
// cached for performance, used to format numeric cells for string comparisons. See Bug #61764 for explanation
private final DecimalFormat decimalTextFormat;
/**
*
@ -112,10 +118,14 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
this.regions = regions;
formula1 = rule.getFormula1();
formula2 = rule.getFormula2();
text = rule.getText();
numberFormat = rule.getNumberFormat();
operator = OperatorEnum.values()[rule.getComparisonOperation()];
type = rule.getConditionType();
decimalTextFormat = new DecimalFormat("0", DecimalFormatSymbols.getInstance(Locale.ENGLISH));
decimalTextFormat.setMaximumFractionDigits(340); // DecimalFormat.DOUBLE_FRACTION_DIGITS, which is default scoped
}
/**
@ -188,6 +198,13 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
return formula2;
}
/**
* @return condition text if any, or null
*/
public String getText() {
return text;
}
/**
* @return the operator
*/
@ -328,33 +345,32 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
ValueEval eval = unwrapEval(workbookEvaluator.evaluate(rule.getFormula1(), ConditionalFormattingEvaluator.getRef(cell), region));
String f2 = rule.getFormula2();
ValueEval eval2 = null;
ValueEval eval2 = BlankEval.instance;
if (f2 != null && f2.length() > 0) {
eval2 = unwrapEval(workbookEvaluator.evaluate(f2, ConditionalFormattingEvaluator.getRef(cell), region));
}
// we assume the cell has been evaluated, and the current formula value stored
if (DataValidationEvaluator.isType(cell, CellType.BOOLEAN)) {
if (eval instanceof BoolEval && (eval2 == null || eval2 instanceof BoolEval) ) {
return operator.isValid(cell.getBooleanCellValue(), ((BoolEval) eval).getBooleanValue(), eval2 == null ? null : ((BoolEval) eval2).getBooleanValue());
}
return false; // wrong types
if (DataValidationEvaluator.isType(cell, CellType.BOOLEAN)
&& (eval == BlankEval.instance || eval instanceof BoolEval)
&& (eval2 == BlankEval.instance || eval2 instanceof BoolEval)
) {
return operator.isValid(cell.getBooleanCellValue(), eval == BlankEval.instance ? null : ((BoolEval) eval).getBooleanValue(), eval2 == BlankEval.instance ? null : ((BoolEval) eval2).getBooleanValue());
}
if (DataValidationEvaluator.isType(cell, CellType.NUMERIC)) {
if (eval instanceof NumberEval && (eval2 == null || eval2 instanceof NumberEval) ) {
return operator.isValid(cell.getNumericCellValue(), ((NumberEval) eval).getNumberValue(), eval2 == null ? null : ((NumberEval) eval2).getNumberValue());
}
return false; // wrong types
if (DataValidationEvaluator.isType(cell, CellType.NUMERIC)
&& (eval == BlankEval.instance || eval instanceof NumberEval )
&& (eval2 == BlankEval.instance || eval2 instanceof NumberEval)
) {
return operator.isValid(cell.getNumericCellValue(), eval == BlankEval.instance ? null : ((NumberEval) eval).getNumberValue(), eval2 == BlankEval.instance ? null : ((NumberEval) eval2).getNumberValue());
}
if (DataValidationEvaluator.isType(cell, CellType.STRING)) {
if (eval instanceof StringEval && (eval2 == null || eval2 instanceof StringEval) ) {
return operator.isValid(cell.getStringCellValue(), ((StringEval) eval).getStringValue(), eval2 == null ? null : ((StringEval) eval2).getStringValue());
}
return false; // wrong types
if (DataValidationEvaluator.isType(cell, CellType.STRING)
&& (eval == BlankEval.instance || eval instanceof StringEval )
&& (eval2 == BlankEval.instance || eval2 instanceof StringEval)
) {
return operator.isValid(cell.getStringCellValue(), eval == BlankEval.instance ? null : ((StringEval) eval).getStringValue(), eval2 == BlankEval.instance ? null : ((StringEval) eval2).getStringValue());
}
// should not get here, but in case...
return false;
return operator.isValidForIncompatibleTypes();
}
private ValueEval unwrapEval(ValueEval eval) {
@ -399,7 +415,7 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
}
final ValueAndFormat cv = getCellValue(cell);
// TODO: this could/should be delegated to the Enum type, but that's in the usermodel package,
// we may not want evaluation code there. Of course, maybe the enum should go here in formula,
// and not be returned by the SS model, but then we need the XSSF rule to expose the raw OOXML
@ -502,10 +518,10 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
}
final Set<ValueAndFormat> avgSet = new LinkedHashSet<>(1);
avgSet.add(new ValueAndFormat(Double.valueOf(allValues.size() == 0 ? 0 : total / allValues.size()), null));
avgSet.add(new ValueAndFormat(Double.valueOf(allValues.size() == 0 ? 0 : total / allValues.size()), null, decimalTextFormat));
final double stdDev = allValues.size() <= 1 ? 0 : ((NumberEval) AggregateFunction.STDEV.evaluate(pop, 0, 0)).getNumberValue();
avgSet.add(new ValueAndFormat(Double.valueOf(stdDev), null));
avgSet.add(new ValueAndFormat(Double.valueOf(stdDev), null, decimalTextFormat));
return avgSet;
}
}));
@ -542,17 +558,17 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
}
return op.isValid(val, comp, null);
case CONTAINS_TEXT:
// implemented both by a cfRule "text" attribute and a formula. Use the formula.
return checkFormula(ref, region);
// implemented both by a cfRule "text" attribute and a formula. Use the text.
return cv.toString().toLowerCase().contains(text.toLowerCase());
case NOT_CONTAINS_TEXT:
// implemented both by a cfRule "text" attribute and a formula. Use the formula.
return checkFormula(ref, region);
// implemented both by a cfRule "text" attribute and a formula. Use the text.
return ! cv.toString().toLowerCase().contains(text.toLowerCase());
case BEGINS_WITH:
// implemented both by a cfRule "text" attribute and a formula. Use the formula.
return checkFormula(ref, region);
// implemented both by a cfRule "text" attribute and a formula. Use the text.
return cv.toString().toLowerCase().startsWith(text.toLowerCase());
case ENDS_WITH:
// implemented both by a cfRule "text" attribute and a formula. Use the formula.
return checkFormula(ref, region);
// implemented both by a cfRule "text" attribute and a formula. Use the text.
return cv.toString().toLowerCase().endsWith(text.toLowerCase());
case CONTAINS_BLANKS:
try {
String v = cv.getString();
@ -622,7 +638,7 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
if (cell != null) {
final CellType type = cell.getCellType();
if (type == CellType.NUMERIC || (type == CellType.FORMULA && cell.getCachedFormulaResultType() == CellType.NUMERIC) ) {
return new ValueAndFormat(Double.valueOf(cell.getNumericCellValue()), cell.getCellStyle().getDataFormatString());
return new ValueAndFormat(Double.valueOf(cell.getNumericCellValue()), cell.getCellStyle().getDataFormatString(), decimalTextFormat);
} else if (type == CellType.STRING || (type == CellType.FORMULA && cell.getCachedFormulaResultType() == CellType.STRING) ) {
return new ValueAndFormat(cell.getStringCellValue(), cell.getCellStyle().getDataFormatString());
} else if (type == CellType.BOOLEAN || (type == CellType.FORMULA && cell.getCachedFormulaResultType() == CellType.BOOLEAN) ) {
@ -662,18 +678,57 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
BETWEEN {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
double n1 = 0;
double n2 = v2 == null ? 0 : ((Number) v2).doubleValue();
return Double.compare( ((Number) cellValue).doubleValue(), n1) >= 0 && Double.compare(((Number) cellValue).doubleValue(), n2) <= 0;
} else if (cellValue instanceof String) {
String n1 = "";
String n2 = v2 == null ? "" : (String) v2;
return ((String) cellValue).compareToIgnoreCase(n1) >= 0 && ((String) cellValue).compareToIgnoreCase(n2) <= 0;
} else if (cellValue instanceof Boolean) return false;
return false; // just in case - not a typical possibility
}
return cellValue.compareTo(v1) >= 0 && cellValue.compareTo(v2) <= 0;
}
},
NOT_BETWEEN {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
double n1 = 0;
double n2 = v2 == null ? 0 : ((Number) v2).doubleValue();
return Double.compare( ((Number) cellValue).doubleValue(), n1) < 0 || Double.compare(((Number) cellValue).doubleValue(), n2) > 0;
} else if (cellValue instanceof String) {
String n1 = "";
String n2 = v2 == null ? "" : (String) v2;
return ((String) cellValue).compareToIgnoreCase(n1) < 0 || ((String) cellValue).compareToIgnoreCase(n2) > 0;
} else if (cellValue instanceof Boolean) return true;
return false; // just in case - not a typical possibility
}
return cellValue.compareTo(v1) < 0 || cellValue.compareTo(v2) > 0;
}
public boolean isValidForIncompatibleTypes() {
return true;
}
},
EQUAL {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
return Double.compare( ((Number) cellValue).doubleValue(), 0) == 0;
} else if (cellValue instanceof String) {
return false; // even an empty string is not equal the empty cell, only another empty cell is, handled higher up
} else if (cellValue instanceof Boolean) return false;
return false; // just in case - not a typical possibility
}
// need to avoid instanceof, to work around a 1.6 compiler bug
if (cellValue.getClass() == String.class) {
return cellValue.toString().compareToIgnoreCase(v1.toString()) == 0;
@ -684,34 +739,77 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
NOT_EQUAL {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
return true; // non-null not equal null, returns true
}
// need to avoid instanceof, to work around a 1.6 compiler bug
if (cellValue.getClass() == String.class) {
return cellValue.toString().compareToIgnoreCase(v1.toString()) == 0;
}
return cellValue.compareTo(v1) != 0;
}
public boolean isValidForIncompatibleTypes() {
return true;
}
},
GREATER_THAN {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
return Double.compare( ((Number) cellValue).doubleValue(), 0) > 0;
} else if (cellValue instanceof String) {
return true; // non-null string greater than empty cell
} else if (cellValue instanceof Boolean) return true;
return false; // just in case - not a typical possibility
}
return cellValue.compareTo(v1) > 0;
}
},
LESS_THAN {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
return Double.compare( ((Number) cellValue).doubleValue(), 0) < 0;
} else if (cellValue instanceof String) {
return false; // non-null string greater than empty cell
} else if (cellValue instanceof Boolean) return false;
return false; // just in case - not a typical possibility
}
return cellValue.compareTo(v1) < 0;
}
},
GREATER_OR_EQUAL {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
return Double.compare( ((Number) cellValue).doubleValue(), 0) >= 0;
} else if (cellValue instanceof String) {
return true; // non-null string greater than empty cell
} else if (cellValue instanceof Boolean) return true;
return false; // just in case - not a typical possibility
}
return cellValue.compareTo(v1) >= 0;
}
},
LESS_OR_EQUAL {
@Override
public <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2) {
if (v1 == null) {
if (cellValue instanceof Number) {
// use zero for null
return Double.compare( ((Number) cellValue).doubleValue(), 0) <= 0;
} else if (cellValue instanceof String) {
return false; // non-null string not less than empty cell
} else if (cellValue instanceof Boolean) return false; // for completeness
return false; // just in case - not a typical possibility
}
return cellValue.compareTo(v1) <= 0;
}
},
@ -720,11 +818,20 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
/**
* Evaluates comparison using operator instance rules
* @param cellValue won't be null, assumption is previous checks handled that
* @param v1 if null, value assumed invalid, anything passes, per Excel behavior
* @param v2 null if not needed. If null when needed, assume anything passes, per Excel behavior
* @param v1 if null, per Excel behavior various results depending on the type of cellValue and the specific enum instance
* @param v2 null if not needed. If null when needed, various results, per Excel behavior
* @return true if the comparison is valid
*/
public abstract <C extends Comparable<C>> boolean isValid(C cellValue, C v1, C v2);
/**
* Called when the cell and comparison values are of different data types
* Needed for negation operators, which should return true.
* @return true if this comparison is true when the types to compare are different
*/
public boolean isValidForIncompatibleTypes() {
return false;
}
}
/**
@ -735,17 +842,20 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
private final Double value;
private final String string;
private final String format;
private final DecimalFormat decimalTextFormat;
public ValueAndFormat(Double value, String format) {
public ValueAndFormat(Double value, String format, DecimalFormat df) {
this.value = value;
this.format = format;
string = null;
decimalTextFormat = df;
}
public ValueAndFormat(String value, String format) {
this.value = null;
this.format = format;
string = value;
decimalTextFormat = null;
}
public boolean isNumber() {
@ -760,6 +870,14 @@ public class EvaluationConditionalFormatRule implements Comparable<EvaluationCon
return string;
}
public String toString() {
if(isNumber()) {
return decimalTextFormat.format(getValue().doubleValue());
} else {
return getString();
}
}
@Override
public boolean equals(Object obj) {
if (!(obj instanceof ValueAndFormat)) {

26
src/java/org/apache/poi/ss/formula/WorkbookEvaluator.java
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@ -842,6 +842,11 @@ public final class WorkbookEvaluator {
/**
* Adjust formula relative references by the offset between the start of the given region and the given target cell.
* That is, treat the region top-left cell as "A1" for the purposes of evaluating relative reference components (row and/or column),
* and further move references by the position of the target within the region.
* <p><pre>formula ref + range top-left + current cell range offset </pre></p>
* which simplifies to
* <p><pre>formula ref + current cell ref</pre></p>
* @param ptgs
* @param target cell within the region to use.
* @param region containing the cell
@ -854,22 +859,11 @@ public final class WorkbookEvaluator {
throw new IllegalArgumentException(target + " is not within " + region);
}
return adjustRegionRelativeReference(ptgs, target.getRow() - region.getFirstRow(), target.getCol() - region.getFirstColumn());
}
/**
* Adjust the formula relative cell references by a given delta
* @param ptgs
* @param deltaRow target row offset from the top left cell of a region
* @param deltaColumn target column offset from the top left cell of a region
* @return true if any Ptg references were shifted
* @throws IndexOutOfBoundsException if the resulting shifted row/column indexes are over the document format limits
* @throws IllegalArgumentException if either of the deltas are negative, as the assumption is we are shifting formulas
* relative to the top left cell of a region.
*/
protected boolean adjustRegionRelativeReference(Ptg[] ptgs, int deltaRow, int deltaColumn) {
if (deltaRow < 0) throw new IllegalArgumentException("offset row must be positive");
if (deltaColumn < 0) throw new IllegalArgumentException("offset column must be positive");
//return adjustRegionRelativeReference(ptgs, target.getRow() - region.getFirstRow(), target.getCol() - region.getFirstColumn());
int deltaRow = target.getRow();
int deltaColumn = target.getCol();
boolean shifted = false;
for (Ptg ptg : ptgs) {
// base class for cell reference "things"

7
src/java/org/apache/poi/ss/usermodel/ConditionalFormattingRule.java
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@ -152,6 +152,13 @@ public interface ConditionalFormattingRule extends DifferentialStyleProvider {
*/
String getFormula2();
/**
* XSSF rules store textual condition values as an attribute and also as a formula that needs shifting. Using the attribute is simpler/faster.
* HSSF rules don't have this and return null. We can fall back on the formula for those (AFAIK).
* @return condition text if it exists, or null
*/
String getText();
/**
* The priority of the rule, if defined, otherwise 0.
* <p>

4
src/ooxml/java/org/apache/poi/xssf/usermodel/XSSFConditionalFormattingRule.java
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@ -417,6 +417,10 @@ public class XSSFConditionalFormattingRule implements ConditionalFormattingRule
return _cfRule.sizeOfFormulaArray() == 2 ? _cfRule.getFormulaArray(1) : null;
}
public String getText() {
return _cfRule.getText();
}
/**
* Conditional format rules don't define stripes, so always 0
* @see org.apache.poi.ss.usermodel.DifferentialStyleProvider#getStripeSize()

59
src/ooxml/testcases/org/apache/poi/ss/usermodel/ConditionalFormattingEvalTest.java
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@ -23,6 +23,7 @@ import java.util.List;
import org.apache.poi.ss.formula.ConditionalFormattingEvaluator;
import org.apache.poi.ss.formula.EvaluationConditionalFormatRule;
import org.apache.poi.ss.formula.eval.NotImplementedException;
import org.apache.poi.ss.util.CellReference;
import org.apache.poi.xssf.XSSFTestDataSamples;
import org.apache.poi.xssf.usermodel.XSSFColor;
@ -130,6 +131,64 @@ public class ConditionalFormattingEvalTest {
assertEquals("wrong bg color for " + ref, "FFFFFF00", getColor(rules.get(0).getRule().getPatternFormatting().getFillBackgroundColorColor()));
}
@Test
public void testRepeatedEval() throws Exception {
wb = XSSFTestDataSamples.openSampleWorkbook("test_conditional_formatting.xlsx");
formulaEval = new XSSFFormulaEvaluator(wb);
cfe = new ConditionalFormattingEvaluator(wb, formulaEval);
sheet = wb.getSheetAt(0);
try {
getRulesFor(2, 1);
fail("Got rules when an unsupported function error was expected.");
} catch (NotImplementedException e) {
// expected
}
try {
getRulesFor(2, 1);
fail("Got rules the second time when an unsupported function error was expected.");
} catch (NotImplementedException e) {
// expected
}
}
@Test
public void testCellValueIsWrongType() throws Exception {
wb = XSSFTestDataSamples.openSampleWorkbook("conditional_formatting_cell_is.xlsx");
formulaEval = new XSSFFormulaEvaluator(wb);
cfe = new ConditionalFormattingEvaluator(wb, formulaEval);
sheet = wb.getSheetAt(1);
assertEquals("wrong # of matching rules", 1, getRulesFor(3, 1).size());
}
@Test
public void testRangeCondition() throws Exception {
wb = XSSFTestDataSamples.openSampleWorkbook("conditional_formatting_multiple_ranges.xlsx");
formulaEval = new XSSFFormulaEvaluator(wb);
cfe = new ConditionalFormattingEvaluator(wb, formulaEval);
sheet = wb.getSheetAt(0);
assertEquals("wrong # of matching rules", 0, getRulesFor(0, 0).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(1, 0).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(2, 0).size());
assertEquals("wrong # of matching rules", 1, getRulesFor(3, 0).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(0, 1).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(1, 1).size());
assertEquals("wrong # of matching rules", 1, getRulesFor(2, 1).size());
assertEquals("wrong # of matching rules", 1, getRulesFor(3, 1).size());
assertEquals("wrong # of matching rules", 1, getRulesFor(0, 3).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(1, 3).size());
assertEquals("wrong # of matching rules", 1, getRulesFor(2, 3).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(0, 6).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(3, 6).size());
assertEquals("wrong # of matching rules", 0, getRulesFor(2, 6).size());
}
private List<EvaluationConditionalFormatRule> getRulesFor(int row, int col) {
ref = new CellReference(sheet.getSheetName(), row, col, false, false);
return rules = cfe.getConditionalFormattingForCell(ref);

13
src/ooxml/testcases/org/apache/poi/xssf/usermodel/TestXSSFFormulaEvaluation.java
View File

@ -428,4 +428,17 @@ public final class TestXSSFFormulaEvaluation extends BaseTestFormulaEvaluator {
CellValue value = evaluator.evaluate(cell);
assertEquals(3750, value.getNumberValue(), 0.001);
}
@Test
public void testBug61495() {
Workbook wb = XSSFTestDataSamples.openSampleWorkbook("61495-test.xlsm");
FormulaEvaluator evaluator = wb.getCreationHelper().createFormulaEvaluator();
Cell cell = wb.getSheetAt(0).getRow(0).getCell(1);
// assertEquals("D 67.10", cell.getStringCellValue());
CellValue value = evaluator.evaluate(cell);
assertEquals("D 67.10", value.getStringValue());
assertEquals("D 0,068", evaluator.evaluate(wb.getSheetAt(0).getRow(1).getCell(1)));
}
}

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