Fix tests

src/ImageSharp/PixelFormats/Rgba32.cs

@@ -408,10 +408,7 @@ namespace SixLabors.ImageSharp.PixelFormats
             return this.Rgba == other.Rgba;
         }
 
-        /// <summary>
-        /// Gets a string representation of the packed vector.
-        /// </summary>
-        /// <returns>A string representation of the packed vector.</returns>
+        /// <inheritdoc/>
         public override string ToString()
         {
             return $"({this.R},{this.G},{this.B},{this.A})";

tests/ImageSharp.Tests/PixelFormats/Rgb48Tests.cs

@@ -94,7 +94,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             // arrange
             var rgba48 = new Rgb48(0.08f, 0.15f, 0.30f);
             var actual = default(Rgba32);
-            var expected = new Rgba32(20, 38, 76, 115);
+            var expected = new Rgba32(20, 38, 76, 255);
 
             // act
             rgba48.ToRgba32(ref actual);
@@ -124,7 +124,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             // arrange
             var rgba48 = new Rgb48(0.08f, 0.15f, 0.30f);
             var actual = default(Bgra32);
-            var expected = new Bgra32(20, 38, 76, 115);
+            var expected = new Bgra32(20, 38, 76, 255);
 
             // act
             rgba48.ToBgra32(ref actual);
@@ -155,7 +155,7 @@ namespace SixLabors.ImageSharp.Tests.PixelFormats
             // arrange
             var input = default(Rgb48);
             var actual = default(Rgba64);
-            var expected = new Rgba64(65535, 0, 65535, 0);
+            var expected = new Rgba64(65535, 0, 65535, 65535);
 
             // act
             input.PackFromRgba64(expected);