From 67c66feb8bf65a8b9229347f3e6fc8abd2f66e09 Mon Sep 17 00:00:00 2001
From: Anton Firszov <antonfir@gmail.com>
Date: Sun, 1 Apr 2018 01:45:19 +0200
Subject: [PATCH] reduce toleance values

---
 .../Processing/Processors/Dithering/DitherTests.cs          | 4 ++--
 .../Processing/Processors/Filters/BlackWhiteTest.cs         | 3 ++-
 .../Processing/Processors/Filters/FilterTest.cs             | 6 ++++--
 tests/ImageSharp.Tests/TestUtilities/TestUtils.cs           | 4 ++--
 4 files changed, 10 insertions(+), 7 deletions(-)

diff --git a/tests/ImageSharp.Tests/Processing/Processors/Dithering/DitherTests.cs b/tests/ImageSharp.Tests/Processing/Processors/Dithering/DitherTests.cs
index de2eff2ee..a82ca225c 100644
--- a/tests/ImageSharp.Tests/Processing/Processors/Dithering/DitherTests.cs
+++ b/tests/ImageSharp.Tests/Processing/Processors/Dithering/DitherTests.cs
@@ -75,7 +75,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Binarization
         }
 
         [Theory]
-        [WithFile(TestImages.Png.Bike, CommonNonDefaultPixelTypes)]
+        [WithFile(TestImages.Png.Filter0, CommonNonDefaultPixelTypes)]
         public void DitherFilter_ShouldNotDependOnSinglePixelType<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
@@ -87,7 +87,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Binarization
         }
 
         [Theory]
-        [WithFile(TestImages.Png.Bike, CommonNonDefaultPixelTypes)]
+        [WithFile(TestImages.Png.Filter0, CommonNonDefaultPixelTypes)]
         public void DiffusionFilter_ShouldNotDependOnSinglePixelType<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
diff --git a/tests/ImageSharp.Tests/Processing/Processors/Filters/BlackWhiteTest.cs b/tests/ImageSharp.Tests/Processing/Processors/Filters/BlackWhiteTest.cs
index ccf9152f0..f360faff4 100644
--- a/tests/ImageSharp.Tests/Processing/Processors/Filters/BlackWhiteTest.cs
+++ b/tests/ImageSharp.Tests/Processing/Processors/Filters/BlackWhiteTest.cs
@@ -8,6 +8,7 @@ using Xunit;
 namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
 {
     using SixLabors.ImageSharp.Processing.Filters;
+    using SixLabors.ImageSharp.Tests.TestUtilities.ImageComparison;
 
     [GroupOutput("Filters")]
     public class BlackWhiteTest
@@ -17,7 +18,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         public void ApplyBlackWhiteFilter<TPixel>(TestImageProvider<TPixel> provider)
             where TPixel : struct, IPixel<TPixel>
         {
-            provider.RunValidatingProcessorTest(ctx => ctx.BlackWhite());
+            provider.RunValidatingProcessorTest(ctx => ctx.BlackWhite(), comparer: ImageComparer.TolerantPercentage(0.002f));
         }
     }
 }
\ No newline at end of file
diff --git a/tests/ImageSharp.Tests/Processing/Processors/Filters/FilterTest.cs b/tests/ImageSharp.Tests/Processing/Processors/Filters/FilterTest.cs
index 190e117b3..5c90b1334 100644
--- a/tests/ImageSharp.Tests/Processing/Processors/Filters/FilterTest.cs
+++ b/tests/ImageSharp.Tests/Processing/Processors/Filters/FilterTest.cs
@@ -16,6 +16,8 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
     [GroupOutput("Filters")]
     public class FilterTest
     {
+        private static readonly ImageComparer ValidatorComparer = ImageComparer.TolerantPercentage(0.02f);
+
         // Testing the generic FilterProcessor with more than one pixel type intentionally.
         // There is no need to do this with the specialized ones.
         [Theory]
@@ -25,7 +27,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         {
             Matrix4x4 m = CreateCombinedTestFilterMatrix();
 
-            provider.RunValidatingProcessorTest(x => x.Filter(m));
+            provider.RunValidatingProcessorTest(x => x.Filter(m), comparer: ValidatorComparer);
         }
 
         [Theory]
@@ -35,7 +37,7 @@ namespace SixLabors.ImageSharp.Tests.Processing.Processors.Filters
         {
             Matrix4x4 m = CreateCombinedTestFilterMatrix();
 
-            provider.RunRectangleConstrainedValidatingProcessorTest((x, b) => x.Filter(m, b));
+            provider.RunRectangleConstrainedValidatingProcessorTest((x, b) => x.Filter(m, b), comparer: ValidatorComparer);
         }
 
         private static Matrix4x4 CreateCombinedTestFilterMatrix()
diff --git a/tests/ImageSharp.Tests/TestUtilities/TestUtils.cs b/tests/ImageSharp.Tests/TestUtilities/TestUtils.cs
index 530ff8ee7..9af3ce39c 100644
--- a/tests/ImageSharp.Tests/TestUtilities/TestUtils.cs
+++ b/tests/ImageSharp.Tests/TestUtilities/TestUtils.cs
@@ -167,7 +167,7 @@ namespace SixLabors.ImageSharp.Tests
         {
             if (comparer == null)
             {
-                comparer = ImageComparer.Tolerant(0.5f / 100);
+                comparer = ImageComparer.TolerantPercentage(0.001f);
             }
 
             using (Image<TPixel> image = provider.GetImage())
@@ -195,7 +195,7 @@ namespace SixLabors.ImageSharp.Tests
         {
             if (comparer == null)
             {
-                comparer = ImageComparer.Tolerant(0.5f / 100);
+                comparer = ImageComparer.TolerantPercentage(0.001f);
             }
 
             using (Image<TPixel> image = provider.GetImage())