Reenabled unit test

dansiegel · Apr 18, 2021 · b3f3676 · b3f3676
1 parent 9c522ab
commit b3f3676
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Showing 2 changed files with 51 additions and 53 deletions.
diff --git a/src/Mobile.BuildTools/Generators/Images/ImageResizeGenerator.cs b/src/Mobile.BuildTools/Generators/Images/ImageResizeGenerator.cs
@@ -48,8 +48,8 @@ internal void ProcessImage(OutputImage outputImage)
                     Log.LogWarning("Image aspect ratio is not being maintained.");
                 }
 
-                using var tempBitmap = new SKBitmap(context.Size.Width, context.Size.Height);
-                using var canvas = new SKCanvas(tempBitmap);
+                using var outputBitmap = new SKBitmap(context.Size.Width, context.Size.Height);
+                using var canvas = new SKCanvas(outputBitmap);
 
                 canvas.Clear(backgroundColor);
                 canvas.Save();
@@ -68,7 +68,7 @@ internal void ProcessImage(OutputImage outputImage)
                 // TODO: apply padding.
 
                 using var stream = File.Create(outputImage.OutputFile);
-                tempBitmap.Encode(stream, SKEncodedImageFormat.Png, 100);
+                outputBitmap.Encode(stream, SKEncodedImageFormat.Png, 100);
             }
             catch (System.Exception ex)
             {

diff --git a/tests/Mobile.BuildTools.Tests/Fixtures/Generators/ImageResizerGeneratorFixture.cs b/tests/Mobile.BuildTools.Tests/Fixtures/Generators/ImageResizerGeneratorFixture.cs
@@ -4,7 +4,8 @@
 using Xunit.Abstractions;
 using Mobile.BuildTools.Models.AppIcons;
 using Mobile.BuildTools.Drawing;
-
+using SkiaSharp;
+
 namespace Mobile.BuildTools.Tests.Fixtures.Generators
 {
     public class ImageResizer { }
@@ -170,55 +171,52 @@ public void SetsDefaultBackground()
             Assert.False(outputImage.HasTransparentBackground);
         }
 
-        //[Fact]
-        //public void SetsCustomBackground()
-        //{
-        //    var config = GetConfiguration();
-        //    var generator = new ImageResizeGenerator(config);
-
-        //    var image = new OutputImage
-        //    {
-        //        Height = 0,
-        //        Width = 0,
-        //        InputFile = Path.Combine(TestConstants.ImageDirectory, "dotnetbot.png"),
-        //        OutputFile = Path.Combine(config.IntermediateOutputPath, "dotnetbot.png"),
-        //        OutputLink = Path.Combine("Resources", "drawable-xxxhdpi", "dotnetbot.png"),
-        //        RequiresBackgroundColor = true,
-        //        Scale = 1,
-        //        ShouldBeVisible = true,
-        //        Watermark = null,
-        //        BackgroundColor = "#8A2BE2"
-        //    };
-
-        //    generator.ProcessImage(image);
-
-        //    using var inputImage = Image.Load(image.InputFile);
-        //    using var outputImage = Image.Load(image.OutputFile);
-        //    using var inputClone = inputImage.CloneAs<Rgba32>();
-        //    using var outputClone = outputImage.CloneAs<Rgba32>();
-
-        //    var comparedTransparentPixel = false;
-        //    for (var y = 0; y < inputImage.Height; ++y)
-        //    {
-        //        var inputPixelRowSpan = inputClone.GetPixelRowSpan(y);
-        //        var outputPixelRowSpan = outputClone.GetPixelRowSpan(y);
-        //        for (var x = 0; x < inputImage.Width; ++x)
-        //        {
-        //            var startingPixel = inputPixelRowSpan[x];
-        //            if (startingPixel.A == 0)
-        //            {
-        //                comparedTransparentPixel = true;
-        //                var pixel = outputPixelRowSpan[x];
-        //                Assert.Equal(138, pixel.R);
-        //                Assert.Equal(43, pixel.G);
-        //                Assert.Equal(226, pixel.B);
-        //                Assert.Equal(255, pixel.A);
-        //            }
-        //        }
-        //    }
-
-        //    Assert.True(comparedTransparentPixel);
-        //}
+        [Fact]
+        public void SetsCustomBackground()
+        {
+            var config = GetConfiguration();
+            var generator = new ImageResizeGenerator(config);
+
+            var image = new OutputImage
+            {
+                Height = 0,
+                Width = 0,
+                InputFile = Path.Combine(TestConstants.ImageDirectory, "dotnetbot.png"),
+                OutputFile = Path.Combine(config.IntermediateOutputPath, "dotnetbot.png"),
+                OutputLink = Path.Combine("Resources", "drawable-xxxhdpi", "dotnetbot.png"),
+                RequiresBackgroundColor = true,
+                Scale = 1,
+                ShouldBeVisible = true,
+                Watermark = null,
+                BackgroundColor = "#8A2BE2"
+            };
+
+            generator.ProcessImage(image);
+
+            using var inputImage = SKBitmap.Decode(image.InputFile);
+            using var outputImage = SKBitmap.Decode(image.OutputFile);
+
+            var comparedTransparentPixel = false;
+            for (var y = 0; y < inputImage.Height; ++y)
+            {
+                for (var x = 0; x < inputImage.Width; ++x)
+                {
+                    if (inputImage.GetPixel(x, y).Alpha == 0)
+                    {
+                        comparedTransparentPixel = true;
+
+                        var pixel = outputImage.GetPixel(x, y);
+
+                        Assert.Equal(138, pixel.Red);
+                        Assert.Equal(43, pixel.Green);
+                        Assert.Equal(226, pixel.Blue);
+                        Assert.Equal(255, pixel.Alpha);
+                    }
+                }
+            }
+
+            Assert.True(comparedTransparentPixel);
+        }
 
         [Theory]
         [InlineData("Dev", 0.5)]