public void CompileSingleCellReferenceResolveToRangeAbsolute()
{
var parsingContext = ParsingContext.Create();
var file = new FileInfo("filename.xlsx");
using (var package = new ExcelPackage(file))
using (var sheet = package.Workbook.Worksheets.Add("NewSheet"))
using (var excelDataProvider = new EpplusExcelDataProvider(package))
{
var rangeAddressFactory = new RangeAddressFactory(excelDataProvider);
using (parsingContext.Scopes.NewScope(rangeAddressFactory.Create("NewSheet", 3, 3)))
{
var expression = new ExcelAddressExpression("$A$1", excelDataProvider, parsingContext);
expression.ResolveAsRange = true;
var result = expression.Compile();
var rangeInfo = result.Result as ExcelDataProvider.IRangeInfo;
Assert.IsNotNull(rangeInfo);
Assert.AreEqual("$A$1", rangeInfo.Address.Address);
}
}
}
public override CompileResult Execute(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
ValidateArguments(arguments, 1);
var r = arguments.ElementAt(0).ValueAsRangeInfo;
if (r != null)
{
return(CreateResult(r.Address._toRow - r.Address._fromRow + 1, DataType.Integer));
}
else
{
var range = ArgToAddress(arguments, 0, context);
if (ExcelAddressUtil.IsValidAddress(range))
{
var factory = new RangeAddressFactory(context.ExcelDataProvider);
var address = factory.Create(range);
return(CreateResult(address.ToRow - address.FromRow + 1, DataType.Integer));
}
}
throw new ArgumentException("Invalid range supplied");
}
public void CompileMultiCellReferenceAbsolute()
{
var parsingContext = ParsingContext.Create();
var file = new FileInfo("filename.xlsx");
using (var package = new ExcelPackage(file))
using (var sheet = package.Workbook.Worksheets.Add("NewSheet"))
using (var excelDataProvider = new EpplusExcelDataProvider(package))
{
var rangeAddressFactory = new RangeAddressFactory(excelDataProvider);
using (parsingContext.Scopes.NewScope(rangeAddressFactory.Create("NewSheet", 3, 3)))
{
var expression = new ExcelAddressExpression("$A$1:$A$5", excelDataProvider, parsingContext);
var result = expression.Compile();
var rangeInfo = result.Result as ExcelDataProvider.IRangeInfo;
Assert.IsNotNull(rangeInfo);
Assert.AreEqual("$A$1:$A$5", rangeInfo.Address.Address);
// Enumerating the range still yields no results.
Assert.AreEqual(0, rangeInfo.Count());
}
}
}
private CompileResult HandleSingleRange(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
var searchedValue = arguments.ElementAt(0).Value;
Require.That(arguments.ElementAt(1).Value).Named("firstAddress").IsNotNull();
var firstAddress = ArgToString(arguments, 1);
var rangeAddressFactory = new RangeAddressFactory(context.ExcelDataProvider);
var address = rangeAddressFactory.Create(firstAddress);
var nRows = address.ToRow - address.FromRow;
var nCols = address.ToCol - address.FromCol;
var lookupIndex = nCols + 1;
var lookupDirection = LookupDirection.Vertical;
if (nCols > nRows)
{
lookupIndex = nRows + 1;
lookupDirection = LookupDirection.Horizontal;
}
var lookupArgs = new LookupArguments(searchedValue, firstAddress, lookupIndex, 0, true);
var navigator = LookupNavigatorFactory.Create(lookupDirection, lookupArgs, context);
return(Lookup(navigator, lookupArgs));
}
public override CompileResult Execute(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
if (arguments == null || arguments.Count() == 0)
{
return(CreateResult(context.Scopes.Current.Address.FromRow, DataType.Integer));
}
var r = arguments.ElementAt(0).ValueAsRangeInfo;
if (r != null)
{
return(CreateResult(r.Address._fromRow, DataType.Integer));
}
else
{
var rangeAddress = ArgToString(arguments, 0);
if (ExcelAddressUtil.IsValidAddress(rangeAddress))
{
var factory = new RangeAddressFactory(context.ExcelDataProvider);
var address = factory.Create(rangeAddress);
return(CreateResult(address.FromRow, DataType.Integer));
}
}
throw new ArgumentException("An invalid argument was supplied");
}
public override CompileResult Execute(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
ValidateArguments(arguments, 2);
var searchedValue = arguments.ElementAt(0).Value;
var address = ArgToAddress(arguments, 1, context);
var rangeAddressFactory = new RangeAddressFactory(context.ExcelDataProvider);
var rangeAddress = rangeAddressFactory.Create(address);
var matchType = GetMatchType(arguments);
var args = new LookupArguments(searchedValue, address, 0, 0, false, arguments.ElementAt(1).ValueAsRangeInfo);
var lookupDirection = GetLookupDirection(rangeAddress);
var navigator = LookupNavigatorFactory.Create(lookupDirection, args, context);
int?lastValidIndex = null;
do
{
var matchResult = IsMatch(searchedValue, navigator.CurrentValue);
// For all match types, if the match result indicated equality, return the index (1 based)
if (matchResult == 0)
{
return(CreateResult(navigator.Index + 1, DataType.Integer));
}
if ((matchType == MatchType.ClosestBelow && matchResult < 0) || (matchType == MatchType.ClosestAbove && matchResult > 0))
{
lastValidIndex = navigator.Index + 1;
}
// If matchType is ClosestBelow or ClosestAbove and the match result test failed, no more searching is required
else if (matchType == MatchType.ClosestBelow || matchType == MatchType.ClosestAbove)
{
break;
}
}while (navigator.MoveNext());
return(CreateResult(lastValidIndex, DataType.Integer));
}
/// <summary>
/// Executes the function with the specified <paramref name="arguments"/> in the specified <paramref name="context"/>.
/// </summary>
/// <param name="arguments">The arguments with which to evaluate the function.</param>
/// <param name="context">The context in which to evaluate the function.</param>
/// <returns>The <see cref="CompileResult"/>.</returns>
public override CompileResult Execute(IEnumerable <FunctionArgument> arguments, ParsingContext context)
{
if (this.ArgumentsAreValid(arguments, 1, out eErrorType argumentError) == false)
{
return(new CompileResult(argumentError));
}
var r = arguments.ElementAt(0).ValueAsRangeInfo;
if (r != null)
{
return(CreateResult(r.Address._toCol - r.Address._fromCol + 1, DataType.Integer));
}
else
{
var range = ArgToString(arguments, 0);
if (ExcelAddressUtil.IsValidAddress(range))
{
var factory = new RangeAddressFactory(context.ExcelDataProvider);
var address = factory.Create(range);
return(CreateResult(address.ToCol - address.FromCol + 1, DataType.Integer));
}
}
throw new ArgumentException("Invalid range supplied");
}
public void Setup()
{
var provider = MockRepository.GenerateStub <ExcelDataProvider>();
_factory = new RangeAddressFactory(provider);
}
public ExcelAddressExpression(string expression, ExcelDataProvider excelDataProvider, ParsingContext parsingContext, RangeAddressFactory rangeAddressFactory, bool negate)
: base(expression)
{
Require.That(excelDataProvider).Named("excelDataProvider").IsNotNull();
Require.That(parsingContext).Named("parsingContext").IsNotNull();
Require.That(rangeAddressFactory).Named("rangeAddressFactory").IsNotNull();
_excelDataProvider = excelDataProvider;
_parsingContext = parsingContext;
_rangeAddressFactory = rangeAddressFactory;
_negate = negate;
}
public EpplusExcelDataProvider(ExcelPackage package)
{
_package = package;
_rangeAddressFactory = new RangeAddressFactory(this);
}
public void Setup()
{
var provider = A.Fake <ExcelDataProvider>();
_factory = new RangeAddressFactory(provider);
}