Flush the memory stream and improve error messages.

dlemstra · Dec 3, 2023 · fc6197f · fc6197f
1 parent 8f46a96
commit fc6197f
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/tests/Magick.NET.Tests/Optimizers/ImageOptimizerTestHelper.cs b/tests/Magick.NET.Tests/Optimizers/ImageOptimizerTestHelper.cs
@@ -85,14 +85,15 @@ private long AssertCompress(string fileName, Func<Stream, bool> action, bool res
         var before = memoryStream.Length;
 
         var result = action(memoryStream);
+        memoryStream.Flush();
 
         var after = memoryStream.Length;
 
         Assert.Equal(42, memoryStream.Position);
         Assert.Equal(resultIsSmaller, result);
 
         if (resultIsSmaller)
-            Assert.True(after < before);
+            Assert.True(after < before, $"Expected {after} to be smaller than {before}.");
         else
             Assert.Equal(before, after);
 
@@ -112,7 +113,7 @@ private long AssertCompress(string fileName, Func<string, bool> action, bool res
         Assert.Equal(resultIsSmaller, result);
 
         if (resultIsSmaller)
-            Assert.True(after < before);
+            Assert.True(after < before, $"Expected {after} to be smaller than {before}.");
         else
             Assert.Equal(before, after);