feat(ui): implement 1-click presets, real-time search & filter bar, batch queue actions, and file inspector

src/Everything2Everything.Tests/PresetEngineTests.cs

@@ -0,0 +1,71 @@
+using Everything2Everything.App.ViewModels;
+using Everything2Everything.Core.Presets;
+using Xunit;
+
+namespace Everything2Everything.Tests;
+
+/// <summary>
+/// 1-클릭 빠른 최적화 프리셋 시스템 TDD 단위 테스트 스위트
+/// 웹 최적화, 무손실 보존, 문서 PDF 보관, 모바일 공유 프리셋의 파라미터 튜닝 및 추천 확장자 검증
+/// </summary>
+public class PresetEngineTests
+{
+    [Fact]
+    public void Apply_WebOptimized_SetsWebPAndOptimalCompression()
+    {
+        var options = new OptionsViewModel();
+        var targetExt = ConversionPreset.Apply(PresetType.WebOptimized, options, ".png");
+
+        Assert.Equal(".webp", targetExt);
+        Assert.Equal(80, options.ImageQuality);
+        Assert.True(options.StripMetadata);
+    }
+
+    [Fact]
+    public void Apply_HighQualityLossless_SetsMaxQualityAndFlacOrPng()
+    {
+        var options = new OptionsViewModel();
+        var audioTarget = ConversionPreset.Apply(PresetType.HighQualityLossless, options, ".wav");
+        Assert.Equal(".flac", audioTarget);
+        Assert.Equal(320, options.AudioBitrateKbps);
+
+        var imgTarget = ConversionPreset.Apply(PresetType.HighQualityLossless, options, ".jpg");
+        Assert.Equal(".png", imgTarget);
+        Assert.Equal(100, options.ImageQuality);
+        Assert.False(options.StripMetadata);
+    }
+
+    [Fact]
+    public void Apply_DocumentPdf_SetsPdfTargetForDocuments()
+    {
+        var options = new OptionsViewModel();
+        var docxTarget = ConversionPreset.Apply(PresetType.DocumentPdf, options, ".docx");
+        Assert.Equal(".pdf", docxTarget);
+
+        var hwpTarget = ConversionPreset.Apply(PresetType.DocumentPdf, options, ".hwp");
+        Assert.Equal(".pdf", hwpTarget);
+    }
+
+    [Fact]
+    public void Apply_MobileShare_SetsLightweightVideoAndAudio()
+    {
+        var options = new OptionsViewModel();
+        var videoTarget = ConversionPreset.Apply(PresetType.MobileShare, options, ".mkv");
+        Assert.Equal(".mp4", videoTarget);
+        Assert.Equal(26, options.VideoCrf);
+        Assert.Equal(128, options.AudioBitrateKbps);
+        Assert.Equal("veryfast", options.VideoPreset);
+    }
+
+    [Theory]
+    [InlineData(PresetType.WebOptimized, "웹 최적화", "WebP · 80% 압축 · 메타데이터 제거")]
+    [InlineData(PresetType.HighQualityLossless, "초고화질 보존", "무손실 PNG/FLAC · 100% 품질")]
+    [InlineData(PresetType.DocumentPdf, "문서 PDF 보관", "표준 PDF/A 문서 변환")]
+    [InlineData(PresetType.MobileShare, "모바일 공유", "MP4 H.264 · 가벼운 용량 전송")]
+    public void Presets_HaveUserFacingTitleAndDescription(PresetType type, string expectedTitle, string expectedDesc)
+    {
+        var info = ConversionPreset.GetInfo(type);
+        Assert.Equal(expectedTitle, info.Title);
+        Assert.Equal(expectedDesc, info.Description);
+    }
+}