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.
121 lines
4.6 KiB
C#
121 lines
4.6 KiB
C#
#if !APPVEYOR && _NETFRAMEWORK_
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using ClosedXML.Excel;
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using ClosedXML_Tests.Utils;
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using NUnit.Framework;
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using System;
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using System.Collections.Generic;
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using System.Data;
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using System.Data.OleDb;
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using System.IO;
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using System.Linq;
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namespace ClosedXML_Tests.OleDb
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{
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[TestFixture]
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public class OleDbTests
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{
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[Test]
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public void TestOleDbValues()
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{
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using (var tf = new TemporaryFile(CreateTestFile()))
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{
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Console.Write("Using temporary file\t{0}", tf.Path);
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var connectionString = string.Format(@"Provider=Microsoft.ACE.OLEDB.12.0;Data Source={0};Extended Properties='Excel 12.0 Xml;HDR=YES;IMEX=1';", tf.Path);
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using (var connection = new OleDbConnection(connectionString))
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{
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// Install driver from https://www.microsoft.com/en-za/download/details.aspx?id=13255 if required
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// Also check that test runner is running under correct architecture:
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connection.Open();
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using (var command = new OleDbCommand("select * from [Sheet1$]", connection))
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using (var dataAdapter = new OleDbDataAdapter())
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{
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dataAdapter.SelectCommand = command;
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var dt = new DataTable();
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dataAdapter.Fill(dt);
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Assert.AreEqual("Base", dt.Columns[0].ColumnName);
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Assert.AreEqual("Ref", dt.Columns[1].ColumnName);
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Assert.AreEqual(2, dt.Rows.Count);
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Assert.AreEqual(42, dt.Rows.Cast<DataRow>().First()[0]);
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Assert.AreEqual(42, dt.Rows.Cast<DataRow>().First()[1]);
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Assert.AreEqual(41, dt.Rows.Cast<DataRow>().Last()[0]);
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Assert.AreEqual(41, dt.Rows.Cast<DataRow>().Last()[1]);
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}
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using (var command = new OleDbCommand("select * from [Sheet2$]", connection))
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using (var dataAdapter = new OleDbDataAdapter())
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{
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dataAdapter.SelectCommand = command;
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var dt = new DataTable();
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dataAdapter.Fill(dt);
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Assert.AreEqual("Ref1", dt.Columns[0].ColumnName);
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Assert.AreEqual("Ref2", dt.Columns[1].ColumnName);
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Assert.AreEqual("Sum", dt.Columns[2].ColumnName);
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Assert.AreEqual("SumRef", dt.Columns[3].ColumnName);
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var expected = new Dictionary<string, double>()
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{
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{"Ref1", 42 },
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{"Ref2", 41 },
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{"Sum", 83 },
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{"SumRef", 83 },
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};
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foreach (var col in dt.Columns.Cast<DataColumn>())
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foreach (var row in dt.Rows.Cast<DataRow>())
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{
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Assert.AreEqual(expected[col.ColumnName], row[col]);
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}
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Assert.AreEqual(2, dt.Rows.Count);
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}
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connection.Close();
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}
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}
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}
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private string CreateTestFile()
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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.Cell("A1").Value = "Base";
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ws.Cell("B1").Value = "Ref";
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ws.Cell("A2").Value = 42;
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ws.Cell("A3").Value = 41;
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ws.Cell("B2").FormulaA1 = "=A2";
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ws.Cell("B3").FormulaA1 = "=A3";
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ws = wb.AddWorksheet("Sheet2");
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ws.Cell("A1").Value = "Ref1";
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ws.Cell("B1").Value = "Ref2";
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ws.Cell("C1").Value = "Sum";
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ws.Cell("D1").Value = "SumRef";
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ws.Cell("A2").FormulaA1 = "=Sheet1!A2";
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ws.Cell("B2").FormulaA1 = "=Sheet1!A3";
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ws.Cell("C2").FormulaA1 = "=SUM(A2:B2)";
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ws.Cell("D2").FormulaA1 = "=SUM(Sheet1!A2:Sheet1!A3)";
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ws.Cell("A3").FormulaA1 = "=Sheet1!B2";
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ws.Cell("B3").FormulaA1 = "=Sheet1!B3";
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ws.Cell("C3").FormulaA1 = "=SUM(A3:B3)";
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ws.Cell("D3").FormulaA1 = "=SUM(Sheet1!B2:Sheet1!B3)";
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var path = Path.ChangeExtension(Path.GetTempFileName(), "xlsx");
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wb.SaveAs(path, true, true);
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return path;
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}
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}
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}
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}
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#endif
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