Thom Lamb
2cd6df6481
Establishes the foundational structure, core Excel functionality, and tooling. - Implements base components for cells, ranges, columns, and rows. - Integrates a custom calculation engine with a wide range of Excel functions. - Adds comprehensive support for styling, conditional formatting, data validation, comments, pictures, and charts. - Configures build setup, project metadata (NuGet), and developer guidelines. - Includes editor and Git attributes for consistent code style and line endings.
734 lines
25 KiB
C#
734 lines
25 KiB
C#
using ClosedXML.Excel;
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using ClosedXML.Excel.Drawings;
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using ClosedXML_Tests.Utils;
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using DocumentFormat.OpenXml;
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using DocumentFormat.OpenXml.Packaging;
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using NUnit.Framework;
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using System;
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using System.Drawing;
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using System.Globalization;
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using System.IO;
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using System.Linq;
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using System.Reflection;
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using System.Threading;
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namespace ClosedXML_Tests.Excel.Saving
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{
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[TestFixture]
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public class SavingTests
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{
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[Test]
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public void CanSaveEmptyFile()
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{
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using (var ms = new MemoryStream())
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using (var wb = new XLWorkbook())
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{
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wb.AddWorksheet("Sheet1");
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wb.SaveAs(ms);
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}
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}
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[Test]
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public void CanSuccessfullySaveFileMultipleTimes()
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{
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using (var memoryStream = new MemoryStream())
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using (var wb = new XLWorkbook())
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{
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var sheet = wb.Worksheets.Add("TestSheet");
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// Comments might cause duplicate VmlDrawing Id's - ensure it's tested:
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sheet.Cell(1, 1).Comment.AddText("abc");
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wb.SaveAs(memoryStream, validate: true);
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for (int i = 1; i <= 3; i++)
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{
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sheet.Cell(i, 1).Value = "test" + i;
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wb.SaveAs(memoryStream, validate: true);
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}
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}
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}
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[Test]
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public void CanEscape_xHHHH_Correctly()
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{
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using (var ms = new MemoryStream())
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{
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using (var wb = new XLWorkbook())
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{
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var ws = wb.AddWorksheet("Sheet1");
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ws.FirstCell().Value = "Reserve_TT_A_BLOCAGE_CAG_x6904_2";
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wb.SaveAs(ms);
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}
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ms.Seek(0, SeekOrigin.Begin);
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using (var wb = new XLWorkbook(ms))
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{
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var ws = wb.Worksheets.First();
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Assert.AreEqual("Reserve_TT_A_BLOCAGE_CAG_x6904_2", ws.FirstCell().Value);
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}
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}
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}
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[Test]
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public void CanSaveFileMultipleTimesAfterDeletingWorksheet()
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{
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// https://github.com/ClosedXML/ClosedXML/issues/435
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using (var ms = new MemoryStream())
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{
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using (XLWorkbook book1 = new XLWorkbook())
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{
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book1.AddWorksheet("sheet1");
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book1.AddWorksheet("sheet2");
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book1.SaveAs(ms);
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}
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ms.Position = 0;
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using (XLWorkbook book2 = new XLWorkbook(ms))
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{
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var ws = book2.Worksheet(1);
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Assert.AreEqual("sheet1", ws.Name);
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ws.Delete();
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book2.Save();
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book2.Save();
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}
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}
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}
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[Test]
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public void CanSaveAndValidateFileInAnotherCulture()
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{
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string[] cultures = new string[] { "it", "de-AT" };
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foreach (var culture in cultures)
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{
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Thread.CurrentThread.CurrentCulture = CultureInfo.GetCultureInfo(culture);
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using (var wb = new XLWorkbook())
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{
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var memoryStream = new MemoryStream();
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var ws = wb.Worksheets.Add("Sheet1");
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wb.SaveAs(memoryStream, true);
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}
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}
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}
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[Test]
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public void NotSaveCachedValueWhenFlagIsFalse()
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{
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using (var ms = new MemoryStream())
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{
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using (XLWorkbook book1 = new XLWorkbook())
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{
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var sheet = book1.AddWorksheet("sheet1");
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sheet.Cell("A1").Value = 123;
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sheet.Cell("A2").FormulaA1 = "A1*10";
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book1.RecalculateAllFormulas();
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var options = new SaveOptions { EvaluateFormulasBeforeSaving = false };
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book1.SaveAs(ms, options);
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}
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ms.Position = 0;
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using (XLWorkbook book2 = new XLWorkbook(ms))
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{
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var ws = book2.Worksheet(1);
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Assert.IsNull(ws.Cell("A2").CachedValue);
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}
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}
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}
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[Test]
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public void SaveCachedValueWhenFlagIsTrue()
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{
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using (var ms = new MemoryStream())
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{
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using (XLWorkbook book1 = new XLWorkbook())
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{
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var sheet = book1.AddWorksheet("sheet1");
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sheet.Cell("A1").Value = 123;
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sheet.Cell("A2").FormulaA1 = "A1*10";
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sheet.Cell("A3").FormulaA1 = "TEXT(A2, \"# ###\")";
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var options = new SaveOptions { EvaluateFormulasBeforeSaving = true };
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book1.SaveAs(ms, options);
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}
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ms.Position = 0;
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using (XLWorkbook book2 = new XLWorkbook(ms))
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{
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var ws = book2.Worksheet(1);
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Assert.AreEqual(1230, ws.Cell("A2").CachedValue);
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Assert.AreEqual("1 230", ws.Cell("A3").CachedValue);
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}
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}
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}
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[Test]
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public void CanSaveAsCopyReadOnlyFile()
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{
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using (var original = new TemporaryFile())
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{
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try
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{
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using (var copy = new TemporaryFile())
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{
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// Arrange
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using (var wb = new XLWorkbook())
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{
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var sheet = wb.Worksheets.Add("TestSheet");
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wb.SaveAs(original.Path);
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}
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File.SetAttributes(original.Path, FileAttributes.ReadOnly);
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// Act
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using (var wb = new XLWorkbook(original.Path))
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{
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wb.SaveAs(copy.Path);
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}
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// Assert
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Assert.IsTrue(File.Exists(copy.Path));
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Assert.IsFalse(File.GetAttributes(copy.Path).HasFlag(FileAttributes.ReadOnly));
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}
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}
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finally
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{
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// Tear down
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File.SetAttributes(original.Path, FileAttributes.Normal);
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}
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}
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}
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[Test]
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public void CanSaveAsOverwriteExistingFile()
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{
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using (var existing = new TemporaryFile())
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{
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// Arrange
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File.WriteAllText(existing.Path, "");
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// Act
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using (var wb = new XLWorkbook())
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{
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var sheet = wb.Worksheets.Add("TestSheet");
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wb.SaveAs(existing.Path);
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}
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// Assert
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Assert.IsTrue(File.Exists(existing.Path));
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Assert.Greater(new FileInfo(existing.Path).Length, 0);
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}
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}
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[Test]
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public void CannotSaveAsOverwriteExistingReadOnlyFile()
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{
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using (var existing = new TemporaryFile())
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{
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try
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{
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// Arrange
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File.WriteAllText(existing.Path, "");
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File.SetAttributes(existing.Path, FileAttributes.ReadOnly);
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// Act
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TestDelegate saveAs = () =>
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{
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using (var wb = new XLWorkbook())
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{
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var sheet = wb.Worksheets.Add("TestSheet");
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wb.SaveAs(existing.Path);
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}
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};
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// Assert
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Assert.Throws(typeof(UnauthorizedAccessException), saveAs);
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}
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finally
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{
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// Tear down
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File.SetAttributes(existing.Path, FileAttributes.Normal);
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}
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}
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}
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[Test]
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public void PageBreaksDontDuplicateAtSaving()
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{
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// https://github.com/ClosedXML/ClosedXML/issues/666
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using (var ms = new MemoryStream())
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{
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using (var wb1 = new XLWorkbook())
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{
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var ws = wb1.Worksheets.Add("Page Breaks");
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ws.PageSetup.PrintAreas.Add("A1:D5");
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ws.PageSetup.AddHorizontalPageBreak(2);
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ws.PageSetup.AddVerticalPageBreak(2);
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wb1.SaveAs(ms);
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wb1.Save();
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}
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using (var wb2 = new XLWorkbook(ms))
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{
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var ws = wb2.Worksheets.First();
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Assert.AreEqual(1, ws.PageSetup.ColumnBreaks.Count);
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Assert.AreEqual(1, ws.PageSetup.RowBreaks.Count);
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}
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}
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}
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[Test]
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public void CanSaveFileWithPictureAndComment()
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{
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using (var ms = new MemoryStream())
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using (var wb = new XLWorkbook())
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using (var resourceStream = Assembly.GetAssembly(typeof(ClosedXML_Examples.BasicTable)).GetManifestResourceStream("ClosedXML_Examples.Resources.SampleImage.jpg"))
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using (var bitmap = Bitmap.FromStream(resourceStream) as Bitmap)
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{
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var ws = wb.AddWorksheet("Sheet1");
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ws.Cell("D4").Value = "Hello world.";
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ws.AddPicture(bitmap, "MyPicture")
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.WithPlacement(XLPicturePlacement.FreeFloating)
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.MoveTo(50, 50)
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.WithSize(200, 200);
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ws.Cell("D4").Comment.SetVisible().AddText("This is a comment");
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wb.SaveAs(ms);
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}
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}
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[Test]
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public void PreserveChartsWhenSaving()
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{
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using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Other\Charts\PreserveCharts\inputfile.xlsx")))
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using (var ms = new MemoryStream())
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{
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TestHelper.CreateAndCompare(() =>
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{
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var wb = new XLWorkbook(stream);
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wb.SaveAs(ms);
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return wb;
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}, @"Other\Charts\PreserveCharts\outputfile.xlsx");
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}
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}
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[Test]
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public void DeletingAllPicturesRemovesDrawingPart()
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{
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TestHelper.CreateAndCompare(() =>
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{
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var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Examples\ImageHandling\ImageAnchors.xlsx"));
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var wb = new XLWorkbook(stream);
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foreach (var ws in wb.Worksheets)
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{
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var pictureNames = ws.Pictures.Select(pic => pic.Name).ToArray();
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foreach (var name in pictureNames)
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ws.Pictures.Delete(name);
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}
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return wb;
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}, @"Other\Drawings\NoDrawings\outputfile.xlsx");
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}
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[Test]
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[TestCase("xlsx", SpreadsheetDocumentType.Workbook)]
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[TestCase("xlsm", SpreadsheetDocumentType.MacroEnabledWorkbook)]
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[TestCase("xltx", SpreadsheetDocumentType.Template)]
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[TestCase("xltm", SpreadsheetDocumentType.MacroEnabledTemplate)]
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public void SavesAsProperSpreadsheetDocumentType(string extension, SpreadsheetDocumentType expectedType)
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{
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using (var tf = new TemporaryFile(Path.ChangeExtension(Path.GetTempFileName(), extension)))
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{
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using (var wb = new XLWorkbook())
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{
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wb.Worksheets.Add("Sheet1");
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wb.SaveAs(tf.Path);
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}
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using (var package = SpreadsheetDocument.Open(tf.Path, false))
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{
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Assert.AreEqual(expectedType, package.DocumentType);
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}
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}
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}
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[Test]
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public void CanSaveTemplateAsWorkbook()
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{
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// See #1375
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using (var template = new TemporaryFile(Path.ChangeExtension(Path.GetTempFileName(), "xltx")))
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using (var workbook = new TemporaryFile())
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{
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using (var wb = new XLWorkbook())
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{
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wb.AddWorksheet();
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wb.SaveAs(template.Path);
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}
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using (var wb = new XLWorkbook(template.Path))
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{
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wb.SaveAs(workbook.Path);
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}
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using (var package = SpreadsheetDocument.Open(workbook.Path, false))
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{
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Assert.AreEqual(SpreadsheetDocumentType.Workbook, package.DocumentType);
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}
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}
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}
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[Test]
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public void SaveAsWithNoExtensionFails()
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{
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using (var tf = new TemporaryFile("FileWithNoExtension"))
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using (var wb = new XLWorkbook())
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{
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wb.Worksheets.Add("Sheet1");
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TestDelegate action = () => wb.SaveAs(tf.Path);
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Assert.Throws<ArgumentException>(action);
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}
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}
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[Test]
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public void SaveAsWithUnsupportedExtensionFails()
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{
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using (var tf = new TemporaryFile("FileWithBadExtension.bad"))
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using (var wb = new XLWorkbook())
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{
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wb.Worksheets.Add("Sheet1");
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TestDelegate action = () => wb.SaveAs(tf.Path);
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Assert.Throws<ArgumentException>(action);
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}
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}
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[Test]
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public void SaveCellValueWithLeadingQuotationMarkCorrectly()
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{
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var quotedFormulaValue = "'=IF(TRUE, 1, 0)";
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using (var ms = new MemoryStream())
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{
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using (var wb = new XLWorkbook())
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{
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var ws = wb.AddWorksheet("Sheet1");
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var cell = ws.FirstCell();
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cell.SetValue(quotedFormulaValue);
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Assert.IsFalse(cell.HasFormula);
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Assert.AreEqual(quotedFormulaValue, cell.Value);
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wb.SaveAs(ms);
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}
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ms.Seek(0, SeekOrigin.Begin);
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using (var wb = new XLWorkbook(ms))
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{
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var ws = wb.Worksheets.First();
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var cell = ws.FirstCell();
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Assert.IsFalse(cell.HasFormula);
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Assert.AreEqual(quotedFormulaValue, cell.Value);
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}
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}
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}
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[Test]
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public void PreserveHeightOfEmptyRowsOnSaving()
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{
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using (var ms = new MemoryStream())
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{
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using (var wb = new XLWorkbook())
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{
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var ws = wb.AddWorksheet("Sheet1");
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ws.RowHeight = 50;
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ws.Row(2).Height = 0;
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ws.Row(3).Height = 20;
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ws.Row(4).Height = 100;
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ws.CopyTo("Sheet2");
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wb.SaveAs(ms);
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}
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ms.Seek(0, SeekOrigin.Begin);
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using (var wb = new XLWorkbook(ms))
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{
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foreach (var sheetName in new[] { "Sheet1", "Sheet2" })
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{
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var ws = wb.Worksheet(sheetName);
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Assert.AreEqual(50, ws.Row(1).Height);
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Assert.AreEqual(0, ws.Row(2).Height);
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Assert.AreEqual(20, ws.Row(3).Height);
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Assert.AreEqual(100, ws.Row(4).Height);
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}
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}
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}
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}
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[Test]
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public void PreserveWidthOfEmptyColumnsOnSaving()
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{
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using (var ms = new MemoryStream())
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{
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using (var wb = new XLWorkbook())
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{
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var ws = wb.AddWorksheet("Sheet1");
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ws.Column(2).Width = 0;
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ws.Column(3).Width = 20;
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ws.Column(4).Width = 100;
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ws.CopyTo("Sheet2");
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wb.SaveAs(ms);
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}
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ms.Seek(0, SeekOrigin.Begin);
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using (var wb = new XLWorkbook(ms))
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{
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foreach (var sheetName in new[] { "Sheet1", "Sheet2" })
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{
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var ws = wb.Worksheet(sheetName);
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Assert.AreEqual(ws.ColumnWidth, ws.Column(1).Width);
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Assert.AreEqual(0, ws.Column(2).Width);
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Assert.AreEqual(20, ws.Column(3).Width);
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Assert.AreEqual(100, ws.Column(4).Width);
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}
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}
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}
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}
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[Test]
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public void PreserveAlignmentOnSaving()
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{
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using (var input = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"TryToLoad\HorizontalAlignment.xlsx")))
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using (var output = new MemoryStream())
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{
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using (var wb = new XLWorkbook(input))
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{
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wb.SaveAs(output);
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}
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using (var wb = new XLWorkbook(output))
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{
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Assert.AreEqual(XLAlignmentHorizontalValues.Center, wb.Worksheets.First().Cell("B1").Style.Alignment.Horizontal);
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}
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}
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}
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[Test]
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public void PreserveMultipleColorScalesOnSaving()
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{
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using (var output = new MemoryStream())
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{
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using (var wb = new XLWorkbook())
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{
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var sheet = wb.Worksheets.Add("test");
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sheet.Column(1).AddConditionalFormat().ColorScale().LowestValue(XLColor.Red)
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.HighestValue(XLColor.Green);
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sheet.Column(2).AddConditionalFormat().ColorScale().LowestValue(XLColor.Alizarin)
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.HighestValue(XLColor.Blue);
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wb.SaveAs(output);
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}
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using (var wb = new XLWorkbook(output))
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{
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var sheet = wb.Worksheets.First();
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var cf = sheet.ConditionalFormats
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.OrderBy(x => x.Range.RangeAddress.FirstAddress.ColumnNumber)
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.ToArray();
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Assert.AreEqual(2, cf.Length);
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Assert.AreEqual(XLConditionalFormatType.ColorScale, cf[0].ConditionalFormatType);
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Assert.AreEqual(XLColor.Red, cf[0].Colors[1]);
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Assert.AreEqual(XLCFContentType.Minimum, cf[0].ContentTypes[1]);
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Assert.AreEqual(XLColor.Green, cf[0].Colors[2]);
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Assert.AreEqual(XLCFContentType.Maximum, cf[0].ContentTypes[2]);
|
|
Assert.AreEqual(XLConditionalFormatType.ColorScale, cf[1].ConditionalFormatType);
|
|
Assert.AreEqual(XLColor.Alizarin, cf[1].Colors[1]);
|
|
Assert.AreEqual(XLCFContentType.Minimum, cf[1].ContentTypes[1]);
|
|
Assert.AreEqual(XLColor.Blue, cf[1].Colors[2]);
|
|
Assert.AreEqual(XLCFContentType.Maximum, cf[1].ContentTypes[2]);
|
|
}
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void RemoveExistingInlineStringsIfRequired()
|
|
{
|
|
using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"Other\InlineStrings\inputfile.xlsx")))
|
|
using (var ms = new MemoryStream())
|
|
{
|
|
TestHelper.CreateAndCompare(() =>
|
|
{
|
|
var wb = new XLWorkbook(stream);
|
|
var ws = wb.Worksheet(1);
|
|
|
|
var numericCells = ws.CellsUsed(c => double.TryParse(c.GetString(), out double _));
|
|
var textCells = ws.CellsUsed(c => !double.TryParse(c.GetString(), out double _));
|
|
|
|
foreach (var cell in numericCells)
|
|
{
|
|
cell.Clear(XLClearOptions.AllFormats);
|
|
cell.SetDataType(XLDataType.Number);
|
|
}
|
|
|
|
foreach (var cell in textCells)
|
|
{
|
|
cell.ShareString = true;
|
|
}
|
|
|
|
wb.SaveAs(ms);
|
|
|
|
return wb;
|
|
}, @"Other\InlineStrings\outputfile.xlsx");
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void CanSaveFileWithEmptyFill()
|
|
{
|
|
using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"TryToLoad\EmptyFill.xlsx")))
|
|
using (var wb = new XLWorkbook(stream))
|
|
using (var ms = new MemoryStream())
|
|
{
|
|
Assert.DoesNotThrow(() => wb.SaveAs(ms, false));
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void CanSaveSingleRowAutoFilter()
|
|
{
|
|
using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"TryToLoad\SingleRowAutoFilter.xlsx")))
|
|
using (var wb = new XLWorkbook(stream))
|
|
using (var ms = new MemoryStream())
|
|
{
|
|
Assert.DoesNotThrow(() => wb.SaveAs(ms, false));
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void PivotTableWithVeryLongField()
|
|
{
|
|
TestHelper.CreateAndCompare(() =>
|
|
{
|
|
var wb = new XLWorkbook();
|
|
var ws = wb.AddWorksheet();
|
|
|
|
var longText = string.Join(" ", Enumerable.Range(0, 40).Select(i => "1234567890"));
|
|
|
|
var data = new[]
|
|
{
|
|
new { Col1 = longText, Col2 = 2}
|
|
};
|
|
|
|
var table = ws.FirstCell().InsertTable(data);
|
|
|
|
var pvtSheet = wb.AddWorksheet("pvt");
|
|
|
|
var pvt = table.CreatePivotTable(pvtSheet.FirstCell(), "PivotTable1");
|
|
pvt.RowLabels.Add("Col1");
|
|
|
|
return wb;
|
|
}, @"Other\PivotTableReferenceFiles\LongText\outputfile.xlsx");
|
|
}
|
|
|
|
[Test]
|
|
public void CanSaveFileWithVml_NoComments()
|
|
{
|
|
//See #1285
|
|
using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"TryToLoad\FileWithButton.xlsm")))
|
|
using (var wb = new XLWorkbook(stream))
|
|
using (var ms = new MemoryStream())
|
|
{
|
|
Assert.DoesNotThrow(() => wb.SaveAs(ms));
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void CanEnableWorkbookFilterPrivacyAndSaveInWorkbook()
|
|
{
|
|
using var ms = new MemoryStream();
|
|
|
|
using (var wb = new XLWorkbook())
|
|
{
|
|
wb.AddWorksheet();
|
|
wb.SaveAs(ms, new SaveOptions { FilterPrivacy = true });
|
|
}
|
|
|
|
ms.Seek(0, SeekOrigin.Begin);
|
|
|
|
using (var wb = SpreadsheetDocument.Open(ms, false))
|
|
{
|
|
Assert.IsTrue(wb.WorkbookPart.Workbook.WorkbookProperties.FilterPrivacy);
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void WorkbookFilterPrivacyIsNotSetByDefault()
|
|
{
|
|
using var ms = new MemoryStream();
|
|
|
|
using (var wb = new XLWorkbook())
|
|
{
|
|
wb.AddWorksheet();
|
|
wb.SaveAs(ms);
|
|
}
|
|
|
|
ms.Seek(0, SeekOrigin.Begin);
|
|
|
|
using (var wb = SpreadsheetDocument.Open(ms, false))
|
|
{
|
|
Assert.IsNull(wb.WorkbookPart.Workbook.WorkbookProperties.FilterPrivacy);
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void WorkbookFilterPrivacyIsReadCorrectly()
|
|
{
|
|
using (var stream = TestHelper.GetStreamFromResource(TestHelper.GetResourcePath(@"TryToLoad\FilterPrivacyEnabledWorkbook.xlsx")))
|
|
using (var wb = SpreadsheetDocument.Open(stream, false))
|
|
{
|
|
Assert.IsTrue(wb.WorkbookPart.Workbook.WorkbookProperties.FilterPrivacy);
|
|
}
|
|
}
|
|
|
|
[Test]
|
|
public void CanSaveAsWithDataValidationAfterInsertFirstRowsAboveAndInsertFirstColumnsBefore()
|
|
{
|
|
using (var wb = new XLWorkbook())
|
|
using (var ms = new MemoryStream())
|
|
{
|
|
var ws = wb.AddWorksheet("WithDataValidation");
|
|
ws.Range("B4:B4").SetDataValidation().WholeNumber.Between(0, 1);
|
|
|
|
ws.Row(1).InsertRowsAbove(1);
|
|
var dv = ws.DataValidations.ToArray();
|
|
Assert.AreEqual(1, dv.Length);
|
|
Assert.AreEqual("B5:B5", dv[0].Ranges.Single().RangeAddress.ToString());
|
|
|
|
Assert.DoesNotThrow(() => wb.SaveAs(ms));
|
|
|
|
|
|
ws.Column(1).InsertColumnsBefore(1);
|
|
dv = ws.DataValidations.ToArray();
|
|
Assert.AreEqual(1, dv.Length);
|
|
Assert.AreEqual("C5:C5", dv[0].Ranges.Single().RangeAddress.ToString());
|
|
|
|
Assert.DoesNotThrow(() => wb.SaveAs(ms));
|
|
}
|
|
}
|
|
}
|
|
}
|