Updated scanner logic, and added initial scanner tests.

JSMR.Tests/Scanning/VoiceWorkScannerTests.cs

@@ -0,0 +1,53 @@
+using JSMR.Application.Scanning.Contracts;
+using JSMR.Infrastructure.Http;
+using JSMR.Infrastructure.Scanning;
+using JSMR.Tests.Utilities;
+using NSubstitute;
+using Shouldly;
+
+namespace JSMR.Tests.Integrations.DLSite;
+
+public class VoiceWorkScannerTests
+{
+    private static async Task<string> ReadResourceAsync(string resourceName)
+    {
+        return await ResourceHelper.ReadAsync($"JSMR.Tests.Scanning.{resourceName}");
+    }
+
+    [Fact]
+    public async Task Scan_With_English_Locale()
+    {
+        string englishPageHtml = await ReadResourceAsync("English-Page.html");
+
+        IHttpService httpService = Substitute.For<IHttpService>();
+
+        httpService.GetStringAsync(Arg.Any<string>(), CancellationToken.None)
+            .Returns(Task.FromResult(englishPageHtml));
+
+        HtmlLoader loader = new(httpService);
+        EnglishVoiceWorksScanner scanner = new(loader);
+
+        VoiceWorkScanOptions options = new(
+            PageNumber: 1,
+            PageSize: 100,
+            ExcludeAIGeneratedWorks: true,
+            ExcludePartiallyAIGeneratedWorks: true,
+            ExcludedMakerIds: []
+        );
+
+        var result = await scanner.ScanPageAsync(options, CancellationToken.None);
+
+        result.Count.ShouldBe(2);
+
+        result[0].ExpectedDate.ShouldBeNull();
+        result[0].SalesDate.ShouldBe(new DateOnly(2025, 9, 6));
+        result[0].ProductId.ShouldBe("RJ00000001");
+        result[0].ProductName.ShouldBe("Title of Product");
+        result[0].Description.ShouldBe("Description of the product.");
+        result[0].Downloads.ShouldBe(1000);
+
+        result[1].ExpectedDate.ShouldBe(new DateOnly(2025, 10, 11));
+        result[1].SalesDate.ShouldBeNull();
+        result[1].ProductId.ShouldBe("RJ00000002");
+    }
+}