107 lines
4.0 KiB
C#
107 lines
4.0 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Text;
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using Xunit;
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namespace Microsoft.AspNetCore.Razor.Evolution.Test
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{
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public class LargeTextRazorSourceDocumentTest
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{
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private const int ChunkTestLength = 10;
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[Theory]
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[InlineData(ChunkTestLength - 1)]
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[InlineData(ChunkTestLength)]
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[InlineData(ChunkTestLength + 1)]
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[InlineData(ChunkTestLength * 2 - 1)]
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[InlineData(ChunkTestLength * 2)]
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[InlineData(ChunkTestLength * 2 + 1)]
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public void Indexer_ProvidesCharacterAccessToContent(int contentLength)
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{
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// Arrange
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var content = new char[contentLength];
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for (var i = 0; i < contentLength - 1; i++)
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{
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content[i] = 'a';
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}
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content[contentLength - 1] = 'b';
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var contentString = new string(content);
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var stream = TestRazorSourceDocument.CreateStreamContent(new string(content));
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var reader = new StreamReader(stream, true);
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var document = new LargeTextRazorSourceDocument(reader, ChunkTestLength, Encoding.UTF8, "file.cshtml");
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// Act
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var output = new char[contentLength];
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for (var i = 0; i < document.Length; i++)
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{
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output[i] = document[i];
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}
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var outputString = new string(output);
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// Assert
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Assert.Equal(contentLength, document.Length);
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Assert.Equal(contentString, outputString);
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}
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[Theory]
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[InlineData("test.cshtml")]
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[InlineData(null)]
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public void Filename(string fileName)
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{
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// Arrange
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var stream = TestRazorSourceDocument.CreateStreamContent("abc");
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var reader = new StreamReader(stream, true);
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// Act
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var document = new LargeTextRazorSourceDocument(reader, ChunkTestLength, Encoding.UTF8, fileName);
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// Assert
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Assert.Equal(fileName, document.FileName);
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}
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[Fact]
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public void Lines()
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{
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// Arrange
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var stream = TestRazorSourceDocument.CreateStreamContent("abc\ndef\nghi");
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var reader = new StreamReader(stream, true);
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// Act
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var document = new LargeTextRazorSourceDocument(reader, ChunkTestLength, Encoding.UTF8, "file.cshtml");
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// Assert
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Assert.Equal(3, document.Lines.Count);
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}
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[Theory]
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[InlineData("", 0, 0, 0)] // Nothing to copy
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[InlineData("a", 0, 100, 1)] // Destination index different from start
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[InlineData("j", ChunkTestLength - 1, 0, 1)] // One char just before the chunk limit
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[InlineData("k", ChunkTestLength, 0, 1)] // One char one the chunk limit
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[InlineData("l", ChunkTestLength + 1, 0, 1)] // One char just after the chunk limit
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[InlineData("jk", ChunkTestLength - 1, 0, 2)] // Two char that are on both chunk sides
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[InlineData("abcdefghijklmnopqrstuvwxy", 0, 100, 25)] // Everything except the last
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[InlineData("abcdefghijklmnopqrstuvwxyz", 0, 0, 26)] // Copy all
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[InlineData("xyz", 23, 0, 3)] // The last chars
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public void CopyTo(string expected, int sourceIndex, int destinationIndex, int count)
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{
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// Arrange
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var stream = TestRazorSourceDocument.CreateStreamContent("abcdefghijklmnopqrstuvwxyz");
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var reader = new StreamReader(stream, true);
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var document = new LargeTextRazorSourceDocument(reader, ChunkTestLength, Encoding.UTF8, "file.cshtml");
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// Act
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var destination = new char[1000];
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document.CopyTo(sourceIndex, destination, destinationIndex, count);
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// Assert
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var copy = new string(destination, destinationIndex, count);
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Assert.Equal(expected, copy);
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}
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}
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}
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