clean up filter tests + smaller output images

src/ImageSharp/Processing/Processors/Filters/BlackWhiteProcessor.cs

@@ -9,7 +9,7 @@ namespace SixLabors.ImageSharp.Processing.Processors
     /// Applies a black and white filter matrix to the image
     /// </summary>
     /// <typeparam name="TPixel">The pixel format.</typeparam>
-    internal class BlackWhiteProcessor<TPixel> : FilterProcessor<TPixel>
+    internal class  BlackWhiteProcessor<TPixel> : FilterProcessor<TPixel>
           where TPixel : struct, IPixel<TPixel>
     {
         /// <summary>

tests/ImageSharp.Tests/Processing/Processors/Filters/BlackWhiteTest.cs

@@ -9,11 +9,11 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class BlackWhiteTest : FileTestBase
+    public class BlackWhiteTest
     {
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyBlackWhiteFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyBlackWhiteFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyBlackWhiteFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyBlackWhiteFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/BrightnessTest.cs

@@ -9,7 +9,7 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
 {
-    public class BrightnessTest : FileTestBase
+    public class BrightnessTest
     {
         public static readonly TheoryData<float> BrightnessValues
         = new TheoryData<float>
@@ -19,8 +19,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         };
 
         [Theory]
-        [WithTestPatternImages(nameof(BrightnessValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyBrightnessFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(BrightnessValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyBrightnessFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -31,8 +31,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         }
 
         [Theory]
-        [WithTestPatternImages(nameof(BrightnessValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyBrightnessFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(BrightnessValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyBrightnessFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/ColorBlindnessTest.cs

@@ -27,7 +27,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 
         [Theory]
         [WithTestPatternImages(nameof(ColorBlindnessFilters), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyColorBlindnessFilter<TPixel>(TestImageProvider<TPixel> provider, ColorBlindness colorBlindness)
+        public void ApplyColorBlindnessFilter<TPixel>(TestImageProvider<TPixel> provider, ColorBlindness colorBlindness)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -39,7 +39,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 
         [Theory]
         [WithTestPatternImages(nameof(ColorBlindnessFilters), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyColorBlindnessFilterInBox<TPixel>(TestImageProvider<TPixel> provider, ColorBlindness colorBlindness)
+        public void ApplyColorBlindnessFilterInBox<TPixel>(TestImageProvider<TPixel> provider, ColorBlindness colorBlindness)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/ContrastTest.cs

@@ -9,7 +9,7 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
 {
-    public class ContrastTest : FileTestBase
+    public class ContrastTest
     {
         public static readonly TheoryData<float> ContrastValues
         = new TheoryData<float>
@@ -19,8 +19,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         };
 
         [Theory]
-        [WithTestPatternImages(nameof(ContrastValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyContrastFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(ContrastValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyContrastFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -31,8 +31,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         }
 
         [Theory]
-        [WithTestPatternImages(nameof(ContrastValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyContrastFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(ContrastValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyContrastFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/FilterTest.cs

@@ -11,11 +11,13 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class FilterTest : FileTestBase
+    public class FilterTest
     {
+        // Testing the generic FilterProcessor with more than one pixel type intentionally.
+        // There is no need to do this with the specialized ones.
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32 | PixelTypes.Bgra32)]
+        public void ApplyFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -29,8 +31,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/GrayscaleTest.cs

@@ -11,7 +11,7 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class GrayscaleTest : FileTestBase
+    public class GrayscaleTest
     {
         public static readonly TheoryData<GrayscaleMode> GrayscaleModeTypes
             = new TheoryData<GrayscaleMode>
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         /// Use test patterns over loaded images to save decode time.
         /// </summary>
         [Theory]
-        [WithTestPatternImages(nameof(GrayscaleModeTypes), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyGrayscaleFilter<TPixel>(TestImageProvider<TPixel> provider, GrayscaleMode value)
+        [WithTestPatternImages(nameof(GrayscaleModeTypes), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyGrayscaleFilter<TPixel>(TestImageProvider<TPixel> provider, GrayscaleMode value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -45,8 +45,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(nameof(GrayscaleModeTypes), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyGrayscaleFilterInBox<TPixel>(TestImageProvider<TPixel> provider, GrayscaleMode value)
+        [WithTestPatternImages(nameof(GrayscaleModeTypes), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyGrayscaleFilterInBox<TPixel>(TestImageProvider<TPixel> provider, GrayscaleMode value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/HueTest.cs

@@ -9,7 +9,7 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class HueTest : FileTestBase
+    public class HueTest
     {
         public static readonly TheoryData<int> HueValues
         = new TheoryData<int>
@@ -19,8 +19,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         };
 
         [Theory]
-        [WithTestPatternImages(nameof(HueValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyHueFilter<TPixel>(TestImageProvider<TPixel> provider, int value)
+        [WithTestPatternImages(nameof(HueValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyHueFilter<TPixel>(TestImageProvider<TPixel> provider, int value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -31,8 +31,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(nameof(HueValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyHueFilterInBox<TPixel>(TestImageProvider<TPixel> provider, int value)
+        [WithTestPatternImages(nameof(HueValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyHueFilterInBox<TPixel>(TestImageProvider<TPixel> provider, int value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/InvertTest.cs

@@ -9,11 +9,11 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
 {
-    public class InvertTest : FileTestBase
+    public class InvertTest
     {
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyInvertFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyInvertFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyInvertFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyInvertFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/KodachromeTest.cs

@@ -9,11 +9,11 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class KodachromeTest : FileTestBase
+    public class KodachromeTest
     {
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyKodachromeFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyKodachromeFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyKodachromeFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyKodachromeFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/LomographTest.cs

@@ -9,11 +9,11 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class LomographTest : FileTestBase
+    public class LomographTest
     {
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyLomographFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyLomographFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyLomographFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyLomographFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/OpacityTest.cs

@@ -9,7 +9,7 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
 {
-    public class OpacityTest : FileTestBase
+    public class OpacityTest
     {
         public static readonly TheoryData<float> AlphaValues
         = new TheoryData<float>
@@ -19,8 +19,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         };
 
         [Theory]
-        [WithTestPatternImages(nameof(AlphaValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyAlphaFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(AlphaValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyAlphaFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -31,8 +31,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Effects
         }
 
         [Theory]
-        [WithTestPatternImages(nameof(AlphaValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplyAlphaFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(AlphaValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplyAlphaFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/PolaroidTest.cs

@@ -9,11 +9,11 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class PolaroidTest : FileTestBase
+    public class PolaroidTest
     {
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyPolaroidFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyPolaroidFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplyPolaroidFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplyPolaroidFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/SaturateTest.cs

@@ -9,7 +9,7 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class SaturateTest : FileTestBase
+    public class SaturateTest
     {
         public static readonly TheoryData<float> SaturationValues
         = new TheoryData<float>
@@ -19,8 +19,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         };
 
         [Theory]
-        [WithTestPatternImages(nameof(SaturationValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplySaturationFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(SaturationValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplySaturationFilter<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -31,8 +31,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(nameof(SaturationValues), 100, 100, DefaultPixelType)]
-        public void ImageShouldApplySaturationFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
+        [WithTestPatternImages(nameof(SaturationValues), 48, 48, PixelTypes.Rgba32)]
+        public void ApplySaturationFilterInBox<TPixel>(TestImageProvider<TPixel> provider, float value)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())

tests/ImageSharp.Tests/Processing/Processors/Filters/SepiaTest.cs

@@ -9,11 +9,11 @@ using Xunit;
 
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
-    public class SepiaTest : FileTestBase
+    public class SepiaTest
     {
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplySepiaFilter<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplySepiaFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> image = provider.GetImage())
@@ -24,8 +24,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         }
 
         [Theory]
-        [WithTestPatternImages(100, 100, DefaultPixelType)]
-        public void ImageShouldApplySepiaFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
+        [WithTestPatternImages(48, 48, PixelTypes.Rgba32)]
+        public void ApplySepiaFilterInBox<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
             using (Image<TPixel> source = provider.GetImage())