From fb173db2ca2a96874770f5d275166991da6d43ed Mon Sep 17 00:00:00 2001
From: James Jackson-South <james_south@hotmail.com>
Date: Mon, 29 May 2017 23:30:30 +1000
Subject: [PATCH] Hue

---
 .../Processing/ColorMatrix/HueTest.cs         | 53 +++++++++++++++++
 .../Processors/Filters/HueTest.cs             | 57 -------------------
 2 files changed, 53 insertions(+), 57 deletions(-)
 create mode 100644 tests/ImageSharp.Tests/Processing/ColorMatrix/HueTest.cs
 delete mode 100644 tests/ImageSharp.Tests/Processors/Filters/HueTest.cs

diff --git a/tests/ImageSharp.Tests/Processing/ColorMatrix/HueTest.cs b/tests/ImageSharp.Tests/Processing/ColorMatrix/HueTest.cs
new file mode 100644
index 000000000..1e0760194
--- /dev/null
+++ b/tests/ImageSharp.Tests/Processing/ColorMatrix/HueTest.cs
@@ -0,0 +1,53 @@
+// <copyright file="HueTest.cs" company="James Jackson-South">
+// Copyright (c) James Jackson-South and contributors.
+// Licensed under the Apache License, Version 2.0.
+// </copyright>
+
+namespace ImageSharp.Tests.Processing.ColorMatrix
+{
+    using ImageSharp.PixelFormats;
+
+    using Xunit;
+
+    public class HueTest : FileTestBase
+    {
+        public static readonly TheoryData<int> HueValues
+        = new TheoryData<int>
+        {
+            180,
+           -180
+        };
+
+        [Theory]
+        [WithFileCollection(nameof(AllBmpFiles), nameof(HueValues), StandardPixelTypes)]
+        public void ImageShouldApplyHueFilter<TPixel>(TestImageProvider<TPixel> provider, int value)
+            where TPixel : struct, IPixel<TPixel>
+        {
+            using (Image<TPixel> image = provider.GetImage())
+            {
+                image.Hue(value)
+                    .DebugSave(provider, null, Extensions.Bmp);
+            }
+        }
+
+        [Theory]
+        [WithFileCollection(nameof(AllBmpFiles), nameof(HueValues), StandardPixelTypes)]
+        public void ImageShouldApplyHueFilterInBox<TPixel>(TestImageProvider<TPixel> provider, int value)
+            where TPixel : struct, IPixel<TPixel>
+        {
+            using (Image<TPixel> source = provider.GetImage())
+            using (var image = new Image<TPixel>(source))
+            {
+                var bounds = new Rectangle(10, 10, image.Width / 2, image.Height / 2);
+
+                image.Hue(value, bounds)
+                    .DebugSave(provider, null, Extensions.Bmp);
+
+                // Draw identical shapes over the bounded and compare to ensure changes are constrained.
+                image.Fill(NamedColors<TPixel>.HotPink, bounds);
+                source.Fill(NamedColors<TPixel>.HotPink, bounds);
+                ImageComparer.CheckSimilarity(image, source);
+            }
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/ImageSharp.Tests/Processors/Filters/HueTest.cs b/tests/ImageSharp.Tests/Processors/Filters/HueTest.cs
deleted file mode 100644
index 488433931..000000000
--- a/tests/ImageSharp.Tests/Processors/Filters/HueTest.cs
+++ /dev/null
@@ -1,57 +0,0 @@
-// <copyright file="HueTest.cs" company="James Jackson-South">
-// Copyright (c) James Jackson-South and contributors.
-// Licensed under the Apache License, Version 2.0.
-// </copyright>
-
-namespace ImageSharp.Tests
-{
-    using System.IO;
-
-    using ImageSharp.PixelFormats;
-
-    using Xunit;
-
-    public class HueTest : FileTestBase
-    {
-        public static readonly TheoryData<int> HueValues
-        = new TheoryData<int>
-        {
-            180 ,
-           -180 ,
-        };
-
-        [Theory]
-        [MemberData(nameof(HueValues))]
-        public void ImageShouldApplyHueFilter(int value)
-        {
-            string path = this.CreateOutputDirectory("Hue");
-
-            foreach (TestFile file in Files)
-            {
-                string filename = file.GetFileName(value);
-                using (Image<Rgba32> image = file.CreateImage())
-                using (FileStream output = File.OpenWrite($"{path}/{filename}"))
-                {
-                    image.Hue(value).Save(output);
-                }
-            }
-        }
-
-        [Theory]
-        [MemberData(nameof(HueValues))]
-        public void ImageShouldApplyHueFilterInBox(int value)
-        {
-            string path = this.CreateOutputDirectory("Hue");
-
-            foreach (TestFile file in Files)
-            {
-                string filename = file.GetFileName(value + "-InBox");
-                using (Image<Rgba32> image = file.CreateImage())
-                using (FileStream output = File.OpenWrite($"{path}/{filename}"))
-                {
-                    image.Hue(value, new Rectangle(10, 10, image.Width / 2, image.Height / 2)).Save(output);
-                }
-            }
-        }
-    }
-}
\ No newline at end of file