using ClosedXML.Excel;
using ClosedXML.Excel.Drawings;
using ClosedXML_Tests.Utils;
using DocumentFormat.OpenXml;
using DocumentFormat.OpenXml.Packaging;
using NUnit.Framework;
using System;
using System.Drawing;
using System.Globalization;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Threading;
namespace ClosedXML_Tests.Excel.Saving
{
[TestFixture]
public class SavingTests
{
[Test]
public void CanSaveEmptyFile()
{
using (var ms = new MemoryStream())
using (var wb = new XLWorkbook())
{
wb.AddWorksheet("Sheet1");
wb.SaveAs(ms);
}
}
[Test]
public void CanSuccessfullySaveFileMultipleTimes()
{
using (var wb = new XLWorkbook())
{
var sheet = wb.Worksheets.Add("TestSheet");
// Comments might cause duplicate VmlDrawing Id's - ensure it's tested:
sheet.Cell(1, 1).Comment.AddText("abc");
var memoryStream = new MemoryStream();
wb.SaveAs(memoryStream, true);
for (int i = 1; i <= 3; i++)
{
sheet.Cell(i, 1).Value = "test" + i;
wb.SaveAs(memoryStream, true);
}
memoryStream.Close();
memoryStream.Dispose();
}
}
[Test]
public void CanEscape_xHHHH_Correctly()
{
using (var ms = new MemoryStream())
{
using (var wb = new XLWorkbook())
{
var ws = wb.AddWorksheet("Sheet1");
ws.FirstCell().Value = "Reserve_TT_A_BLOCAGE_CAG_x6904_2";
wb.SaveAs(ms);
}
ms.Seek(0, SeekOrigin.Begin);
using (var wb = new XLWorkbook(ms))
{
var ws = wb.Worksheets.First();
Assert.AreEqual("Reserve_TT_A_BLOCAGE_CAG_x6904_2", ws.FirstCell().Value);
}
}
}
[Test]
public void CanSaveFileMultipleTimesAfterDeletingWorksheet()
{
// https://github.com/ClosedXML/ClosedXML/issues/435
using (var ms = new MemoryStream())
{
using (XLWorkbook book1 = new XLWorkbook())
{
book1.AddWorksheet("sheet1");
book1.AddWorksheet("sheet2");
book1.SaveAs(ms);
}
ms.Position = 0;
using (XLWorkbook book2 = new XLWorkbook(ms))
{
var ws = book2.Worksheet(1);
Assert.AreEqual("sheet1", ws.Name);
ws.Delete();
book2.Save();
book2.Save();
}
}
}
[Test]
public void CanSaveAndValidateFileInAnotherCulture()
{
string[] cultures = new string[] { "it", "de-AT" };
foreach (var culture in cultures)
{
Thread.CurrentThread.CurrentCulture = CultureInfo.GetCultureInfo(culture);
using (var wb = new XLWorkbook())
{
var memoryStream = new MemoryStream();
var ws = wb.Worksheets.Add("Sheet1");
wb.SaveAs(memoryStream, true);
}
}
}
[Test]
public void NotSaveCachedValueWhenFlagIsFalse()
{
using (var ms = new MemoryStream())
{
using (XLWorkbook book1 = new XLWorkbook())
{
var sheet = book1.AddWorksheet("sheet1");
sheet.Cell("A1").Value = 123;
sheet.Cell("A2").FormulaA1 = "A1*10";
book1.RecalculateAllFormulas();
var options = new SaveOptions { EvaluateFormulasBeforeSaving = false };
book1.SaveAs(ms, options);
}
ms.Position = 0;
using (XLWorkbook book2 = new XLWorkbook(ms))
{
var ws = book2.Worksheet(1);
var storedValue = ws.Cell("A2").ValueCached;
Assert.IsNull(storedValue);
}
}
}
[Test]
public void SaveCachedValueWhenFlagIsTrue()
{
using (var ms = new MemoryStream())
{
using (XLWorkbook book1 = new XLWorkbook())
{
var sheet = book1.AddWorksheet("sheet1");
sheet.Cell("A1").Value = 123;
sheet.Cell("A2").FormulaA1 = "A1*10";
var options = new SaveOptions { EvaluateFormulasBeforeSaving = true };
book1.SaveAs(ms, options);
}
ms.Position = 0;
using (XLWorkbook book2 = new XLWorkbook(ms))
{
var ws = book2.Worksheet(1);
var storedValue = ws.Cell("A2").ValueCached;
Assert.AreEqual("1230", storedValue);
}
}
}
[Test]
public void CanSaveAsCopyReadOnlyFile()
{
using (var original = new TemporaryFile())
{
try
{
using (var copy = new TemporaryFile())
{
// Arrange
using (var wb = new XLWorkbook())
{
var sheet = wb.Worksheets.Add("TestSheet");
wb.SaveAs(original.Path);
}
File.SetAttributes(original.Path, FileAttributes.ReadOnly);
// Act
using (var wb = new XLWorkbook(original.Path))
{
wb.SaveAs(copy.Path);
}
// Assert
Assert.IsTrue(File.Exists(copy.Path));
Assert.IsFalse(File.GetAttributes(copy.Path).HasFlag(FileAttributes.ReadOnly));
}
}
finally
{
// Tear down
File.SetAttributes(original.Path, FileAttributes.Normal);
}
}
}
[Test]
public void CanSaveAsOverwriteExistingFile()
{
using (var existing = new TemporaryFile())
{
// Arrange
File.WriteAllText(existing.Path, "");
// Act
using (var wb = new XLWorkbook())
{
var sheet = wb.Worksheets.Add("TestSheet");
wb.SaveAs(existing.Path);
}
// Assert
Assert.IsTrue(File.Exists(existing.Path));
Assert.Greater(new FileInfo(existing.Path).Length, 0);
}
}
[Test]
public void CannotSaveAsOverwriteExistingReadOnlyFile()
{
using (var existing = new TemporaryFile())
{
try
{
// Arrange
File.WriteAllText(existing.Path, "");
File.SetAttributes(existing.Path, FileAttributes.ReadOnly);
// Act
TestDelegate saveAs = () =>
{
using (var wb = new XLWorkbook())
{
var sheet = wb.Worksheets.Add("TestSheet");
wb.SaveAs(existing.Path);
}
};
// Assert
Assert.Throws(typeof(UnauthorizedAccessException), saveAs);
}
finally
{
// Tear down
File.SetAttributes(existing.Path, FileAttributes.Normal);
}
}
}
[Test]
public void PageBreaksDontDuplicateAtSaving()
{
// https://github.com/ClosedXML/ClosedXML/issues/666
using (var ms = new MemoryStream())
{
using (var wb1 = new XLWorkbook())
{
var ws = wb1.Worksheets.Add("Page Breaks");
ws.PageSetup.PrintAreas.Add("A1:D5");
ws.PageSetup.AddHorizontalPageBreak(2);
ws.PageSetup.AddVerticalPageBreak(2);
wb1.SaveAs(ms);
wb1.Save();
}
using (var wb2 = new XLWorkbook(ms))
{
var ws = wb2.Worksheets.First();
Assert.AreEqual(1, ws.PageSetup.ColumnBreaks.Count);
Assert.AreEqual(1, ws.PageSetup.RowBreaks.Count);
}
}
}
[Test]
public void CanSaveFileWithPictureAndComment()
{
using (var ms = new MemoryStream())
using (var wb = new XLWorkbook())
using (var resourceStream = Assembly.GetAssembly(typeof(ClosedXML_Examples.BasicTable)).GetManifestResourceStream("ClosedXML_Examples.Resources.SampleImage.jpg"))
using (var bitmap = Bitmap.FromStream(resourceStream) as Bitmap)
{
var ws = wb.AddWorksheet("Sheet1");
ws.Cell("D4").Value = "Hello world.";
ws.AddPicture(bitmap, "MyPicture")
.WithPlacement(XLPicturePlacement.FreeFloating)
.MoveTo(50, 50)
.WithSize(200, 200);
ws.Cell("D4").Comment.SetVisible().AddText("This is a comment");
wb.SaveAs(ms);
}
}
[Test]
public void PreserveChartsWhenSaving()
{
using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Other\Charts\PreserveCharts\inputfile.xlsx")))
using (var ms = new MemoryStream())
{
TestHelper.CreateAndCompare(() =>
{
var wb = new XLWorkbook(stream);
wb.SaveAs(ms);
return wb;
}, @"Other\Charts\PreserveCharts\outputfile.xlsx");
}
}
[Test]
public void DeletingAllPicturesRemovesDrawingPart()
{
TestHelper.CreateAndCompare(() =>
{
var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Examples\ImageHandling\ImageAnchors.xlsx"));
var wb = new XLWorkbook(stream);
foreach (var ws in wb.Worksheets)
{
var pictureNames = ws.Pictures.Select(pic => pic.Name).ToArray();
foreach (var name in pictureNames)
ws.Pictures.Delete(name);
}
return wb;
}, @"Other\Drawings\NoDrawings\outputfile.xlsx");
}
[Test]
[TestCase("xlsx", SpreadsheetDocumentType.Workbook)]
[TestCase("xlsm", SpreadsheetDocumentType.MacroEnabledWorkbook)]
[TestCase("xltx", SpreadsheetDocumentType.Template)]
[TestCase("xltm", SpreadsheetDocumentType.MacroEnabledTemplate)]
public void SavesAsProperSpreadsheetDocumentType(string extension, SpreadsheetDocumentType expectedType)
{
using (var tf = new TemporaryFile(Path.ChangeExtension(Path.GetTempFileName(), extension)))
{
using (var wb = new XLWorkbook())
{
wb.Worksheets.Add("Sheet1");
wb.SaveAs(tf.Path);
}
using (var package = SpreadsheetDocument.Open(tf.Path, false))
{
Assert.AreEqual(expectedType, package.DocumentType);
}
}
}
}
}
