|  | 
|  | 1 | +using System.Globalization; | 
|  | 2 | +using DotnetSitemapGenerator; | 
|  | 3 | +using EssentialCSharp.Web.Helpers; | 
|  | 4 | +using EssentialCSharp.Web.Services; | 
|  | 5 | +using Microsoft.Extensions.DependencyInjection; | 
|  | 6 | +using Microsoft.Extensions.Logging; | 
|  | 7 | + | 
|  | 8 | +namespace EssentialCSharp.Web.Tests; | 
|  | 9 | + | 
|  | 10 | +public class SitemapXmlHelpersTests : IClassFixture<WebApplicationFactory> | 
|  | 11 | +{ | 
|  | 12 | +    private readonly WebApplicationFactory _Factory; | 
|  | 13 | + | 
|  | 14 | +    public SitemapXmlHelpersTests(WebApplicationFactory factory) | 
|  | 15 | +    { | 
|  | 16 | +        _Factory = factory; | 
|  | 17 | +    } | 
|  | 18 | + | 
|  | 19 | +    [Fact] | 
|  | 20 | +    public void EnsureSitemapHealthy_WithValidSiteMappings_DoesNotThrow() | 
|  | 21 | +    { | 
|  | 22 | +        // Arrange | 
|  | 23 | +        var siteMappings = new List<SiteMapping> | 
|  | 24 | +        { | 
|  | 25 | +            CreateSiteMapping(1, 1, true), | 
|  | 26 | +            CreateSiteMapping(1, 2, true), | 
|  | 27 | +            CreateSiteMapping(2, 1, true) | 
|  | 28 | +        }; | 
|  | 29 | + | 
|  | 30 | +        // Act & Assert | 
|  | 31 | +        var exception = Record.Exception(() => SitemapXmlHelpers.EnsureSitemapHealthy(siteMappings)); | 
|  | 32 | +        Assert.Null(exception); | 
|  | 33 | +    } | 
|  | 34 | + | 
|  | 35 | +    [Fact] | 
|  | 36 | +    public void EnsureSitemapHealthy_WithMultipleCanonicalLinksForSamePage_ThrowsException() | 
|  | 37 | +    { | 
|  | 38 | +        // Arrange - Two mappings for the same chapter/page both marked as canonical | 
|  | 39 | +        var siteMappings = new List<SiteMapping> | 
|  | 40 | +        { | 
|  | 41 | +            CreateSiteMapping(1, 1, true), | 
|  | 42 | +            CreateSiteMapping(1, 1, true) // Same chapter/page, also canonical | 
|  | 43 | +        }; | 
|  | 44 | + | 
|  | 45 | +        // Act & Assert | 
|  | 46 | +        var exception = Assert.Throws<InvalidOperationException>(() => | 
|  | 47 | +            SitemapXmlHelpers.EnsureSitemapHealthy(siteMappings)); | 
|  | 48 | + | 
|  | 49 | +        Assert.Contains("Chapter 1, Page 1", exception.Message); | 
|  | 50 | +        Assert.Contains("more than one canonical link", exception.Message); | 
|  | 51 | +    } | 
|  | 52 | + | 
|  | 53 | +    [Fact] | 
|  | 54 | +    public void EnsureSitemapHealthy_WithNoCanonicalLinksForPage_ThrowsException() | 
|  | 55 | +    { | 
|  | 56 | +        // Arrange - No mappings marked as canonical for this page | 
|  | 57 | +        var siteMappings = new List<SiteMapping> | 
|  | 58 | +        { | 
|  | 59 | +            CreateSiteMapping(1, 1, false), | 
|  | 60 | +            CreateSiteMapping(1, 1, false) // Same chapter/page, neither canonical | 
|  | 61 | +        }; | 
|  | 62 | + | 
|  | 63 | +        // Act & Assert | 
|  | 64 | +        var exception = Assert.Throws<InvalidOperationException>(() => | 
|  | 65 | +            SitemapXmlHelpers.EnsureSitemapHealthy(siteMappings)); | 
|  | 66 | + | 
|  | 67 | +        Assert.Contains("Chapter 1, Page 1", exception.Message); | 
|  | 68 | +    } | 
|  | 69 | + | 
|  | 70 | +    [Fact] | 
|  | 71 | +    public void GenerateSitemapXml_DoesNotIncludeIdentityRoutes() | 
|  | 72 | +    { | 
|  | 73 | +        // Arrange | 
|  | 74 | +        var tempDir = new DirectoryInfo(Path.GetTempPath()); | 
|  | 75 | +        var siteMappings = new List<SiteMapping> { CreateSiteMapping(1, 1, true) }; | 
|  | 76 | +        var baseUrl = "https://test.example.com/"; | 
|  | 77 | + | 
|  | 78 | +        // Act & Assert | 
|  | 79 | +        var routeConfigurationService = _Factory.Services.GetRequiredService<IRouteConfigurationService>(); | 
|  | 80 | +        SitemapXmlHelpers.GenerateSitemapXml( | 
|  | 81 | +            tempDir, | 
|  | 82 | +            siteMappings, | 
|  | 83 | +            routeConfigurationService, | 
|  | 84 | +            baseUrl, | 
|  | 85 | +            out var nodes); | 
|  | 86 | + | 
|  | 87 | +        var allUrls = nodes.Select(n => n.Url).ToList(); | 
|  | 88 | + | 
|  | 89 | +        // Verify no Identity routes are included | 
|  | 90 | +        Assert.DoesNotContain(allUrls, url => url.Contains("Identity", StringComparison.OrdinalIgnoreCase)); | 
|  | 91 | +        Assert.DoesNotContain(allUrls, url => url.Contains("Account", StringComparison.OrdinalIgnoreCase)); | 
|  | 92 | + | 
|  | 93 | +        // But verify that expected routes are included | 
|  | 94 | +        Assert.Contains(allUrls, url => url.Contains("/home", StringComparison.OrdinalIgnoreCase)); | 
|  | 95 | +        Assert.Contains(allUrls, url => url.Contains("/about", StringComparison.OrdinalIgnoreCase)); | 
|  | 96 | +    } | 
|  | 97 | + | 
|  | 98 | +    [Fact] | 
|  | 99 | +    public void GenerateSitemapXml_IncludesBaseUrl() | 
|  | 100 | +    { | 
|  | 101 | +        // Arrange | 
|  | 102 | +        var tempDir = new DirectoryInfo(Path.GetTempPath()); | 
|  | 103 | +        var siteMappings = new List<SiteMapping>(); | 
|  | 104 | +        var baseUrl = "https://test.example.com/"; | 
|  | 105 | + | 
|  | 106 | +        // Act & Assert | 
|  | 107 | +        var routeConfigurationService = _Factory.Services.GetRequiredService<IRouteConfigurationService>(); | 
|  | 108 | +        SitemapXmlHelpers.GenerateSitemapXml( | 
|  | 109 | +            tempDir, | 
|  | 110 | +            siteMappings, | 
|  | 111 | +            routeConfigurationService, | 
|  | 112 | +            baseUrl, | 
|  | 113 | +            out var nodes); | 
|  | 114 | + | 
|  | 115 | +        Assert.Contains(nodes, node => node.Url == baseUrl); | 
|  | 116 | + | 
|  | 117 | +        // Verify the root URL has highest priority | 
|  | 118 | +        var rootNode = nodes.First(node => node.Url == baseUrl); | 
|  | 119 | +        Assert.Equal(1.0M, rootNode.Priority); | 
|  | 120 | +        Assert.Equal(ChangeFrequency.Daily, rootNode.ChangeFrequency); | 
|  | 121 | +    } | 
|  | 122 | + | 
|  | 123 | +    [Fact] | 
|  | 124 | +    public void GenerateSitemapXml_IncludesSiteMappingsMarkedForXml() | 
|  | 125 | +    { | 
|  | 126 | +        // Arrange | 
|  | 127 | +        var tempDir = new DirectoryInfo(Path.GetTempPath()); | 
|  | 128 | +        var baseUrl = "https://test.example.com/"; | 
|  | 129 | + | 
|  | 130 | +        var siteMappings = new List<SiteMapping> | 
|  | 131 | +        { | 
|  | 132 | +            CreateSiteMapping(1, 1, true, "test-page-1"), | 
|  | 133 | +            CreateSiteMapping(1, 2, false, "test-page-2"), // Not included in XML | 
|  | 134 | +            CreateSiteMapping(2, 1, true, "test-page-3") | 
|  | 135 | +        }; | 
|  | 136 | + | 
|  | 137 | +        // Act & Assert | 
|  | 138 | +        var routeConfigurationService = _Factory.Services.GetRequiredService<IRouteConfigurationService>(); | 
|  | 139 | +        SitemapXmlHelpers.GenerateSitemapXml( | 
|  | 140 | +            tempDir, | 
|  | 141 | +            siteMappings, | 
|  | 142 | +            routeConfigurationService, | 
|  | 143 | +            baseUrl, | 
|  | 144 | +            out var nodes); | 
|  | 145 | + | 
|  | 146 | +        var allUrls = nodes.Select(n => n.Url).ToList(); | 
|  | 147 | + | 
|  | 148 | +        Assert.Contains(allUrls, url => url.Contains("test-page-1")); | 
|  | 149 | +        Assert.DoesNotContain(allUrls, url => url.Contains("test-page-2")); // Not marked for XML | 
|  | 150 | +        Assert.Contains(allUrls, url => url.Contains("test-page-3")); | 
|  | 151 | +    } | 
|  | 152 | + | 
|  | 153 | +    [Fact] | 
|  | 154 | +    public void GenerateSitemapXml_DoesNotIncludeIndexRoutes() | 
|  | 155 | +    { | 
|  | 156 | +        // Arrange | 
|  | 157 | +        var tempDir = new DirectoryInfo(Path.GetTempPath()); | 
|  | 158 | +        var siteMappings = new List<SiteMapping>(); | 
|  | 159 | +        var baseUrl = "https://test.example.com/"; | 
|  | 160 | + | 
|  | 161 | +        // Act & Assert | 
|  | 162 | +        var routeConfigurationService = _Factory.Services.GetRequiredService<IRouteConfigurationService>(); | 
|  | 163 | +        SitemapXmlHelpers.GenerateSitemapXml( | 
|  | 164 | +            tempDir, | 
|  | 165 | +            siteMappings, | 
|  | 166 | +            routeConfigurationService, | 
|  | 167 | +            baseUrl, | 
|  | 168 | +            out var nodes); | 
|  | 169 | + | 
|  | 170 | +        var allUrls = nodes.Select(n => n.Url).ToList(); | 
|  | 171 | + | 
|  | 172 | +        // Should not include Index action routes (they're the default) | 
|  | 173 | +        Assert.DoesNotContain(allUrls, url => url.Contains("/Index", StringComparison.OrdinalIgnoreCase)); | 
|  | 174 | +    } | 
|  | 175 | + | 
|  | 176 | +    [Fact] | 
|  | 177 | +    public void GenerateSitemapXml_DoesNotIncludeErrorRoutes() | 
|  | 178 | +    { | 
|  | 179 | +        // Arrange | 
|  | 180 | +        var tempDir = new DirectoryInfo(Path.GetTempPath()); | 
|  | 181 | +        var siteMappings = new List<SiteMapping>(); | 
|  | 182 | +        var baseUrl = "https://test.example.com/"; | 
|  | 183 | + | 
|  | 184 | +        // Act & Assert | 
|  | 185 | +        var routeConfigurationService = _Factory.Services.GetRequiredService<IRouteConfigurationService>(); | 
|  | 186 | +        SitemapXmlHelpers.GenerateSitemapXml( | 
|  | 187 | +            tempDir, | 
|  | 188 | +            siteMappings, | 
|  | 189 | +            routeConfigurationService, | 
|  | 190 | +            baseUrl, | 
|  | 191 | +            out var nodes); | 
|  | 192 | + | 
|  | 193 | +        var allUrls = nodes.Select(n => n.Url).ToList(); | 
|  | 194 | + | 
|  | 195 | +        // Should not include Error action routes | 
|  | 196 | +        Assert.DoesNotContain(allUrls, url => url.Contains("/Error", StringComparison.OrdinalIgnoreCase)); | 
|  | 197 | +    } | 
|  | 198 | + | 
|  | 199 | +    [Fact] | 
|  | 200 | +    public void GenerateAndSerializeSitemapXml_CreatesFileSuccessfully() | 
|  | 201 | +    { | 
|  | 202 | +        // Arrange | 
|  | 203 | +        var logger = _Factory.Services.GetRequiredService<ILogger<SitemapXmlHelpersTests>>(); | 
|  | 204 | +        var tempDir = new DirectoryInfo(Path.GetTempPath()); | 
|  | 205 | +        var siteMappings = new List<SiteMapping> { CreateSiteMapping(1, 1, true) }; | 
|  | 206 | +        var baseUrl = "https://test.example.com/"; | 
|  | 207 | + | 
|  | 208 | +        // Clean up any existing file | 
|  | 209 | +        var expectedXmlPath = Path.Combine(tempDir.FullName, "sitemap.xml"); | 
|  | 210 | +        File.Delete(expectedXmlPath); | 
|  | 211 | + | 
|  | 212 | +        try | 
|  | 213 | +        { | 
|  | 214 | +            // Act | 
|  | 215 | +            var routeConfigurationService = _Factory.Services.GetRequiredService<IRouteConfigurationService>(); | 
|  | 216 | +            SitemapXmlHelpers.GenerateAndSerializeSitemapXml( | 
|  | 217 | +                tempDir, | 
|  | 218 | +                siteMappings, | 
|  | 219 | +                logger, | 
|  | 220 | +                routeConfigurationService, | 
|  | 221 | +                baseUrl); | 
|  | 222 | + | 
|  | 223 | +            // Assert | 
|  | 224 | +            Assert.True(File.Exists(expectedXmlPath)); | 
|  | 225 | + | 
|  | 226 | +            var xmlContent = File.ReadAllText(expectedXmlPath); | 
|  | 227 | +            Assert.Contains("<?xml", xmlContent); | 
|  | 228 | +            Assert.Contains("<urlset", xmlContent); | 
|  | 229 | +            Assert.Contains(baseUrl, xmlContent); | 
|  | 230 | +        } | 
|  | 231 | +        finally | 
|  | 232 | +        { | 
|  | 233 | +            // Clean up | 
|  | 234 | +            File.Delete(expectedXmlPath); | 
|  | 235 | +        } | 
|  | 236 | +    } | 
|  | 237 | + | 
|  | 238 | +    private static SiteMapping CreateSiteMapping( | 
|  | 239 | +        int chapterNumber, | 
|  | 240 | +        int pageNumber, | 
|  | 241 | +        bool includeInSitemapXml, | 
|  | 242 | +        string key = "test-key") | 
|  | 243 | +    { | 
|  | 244 | +        return new SiteMapping( | 
|  | 245 | +            keys: [key], | 
|  | 246 | +            primaryKey: key, | 
|  | 247 | +            pagePath: ["Chapters", chapterNumber.ToString("00", CultureInfo.InvariantCulture), "Pages", $"{pageNumber:00}.html"], | 
|  | 248 | +            chapterNumber: chapterNumber, | 
|  | 249 | +            pageNumber: pageNumber, | 
|  | 250 | +            orderOnPage: 0, | 
|  | 251 | +            chapterTitle: $"Chapter {chapterNumber}", | 
|  | 252 | +            rawHeading: "Test Heading", | 
|  | 253 | +            anchorId: key, | 
|  | 254 | +            indentLevel: 1, | 
|  | 255 | +            contentHash: "TestHash123", | 
|  | 256 | +            includeInSitemapXml: includeInSitemapXml | 
|  | 257 | +        ); | 
|  | 258 | +    } | 
|  | 259 | +} | 
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