Add some tests

test/Sentry.Tests/Internals/AgggregateExceptionTests.cs

@@ -0,0 +1,52 @@
+using Sentry.PlatformAbstractions;
+
+namespace Sentry.Tests.Internals;
+
+public class AgggregateExceptionTests
+{
+    private static readonly string DefaultAggregateExceptionMessage = new AggregateException().Message;
+
+    [Fact]
+    public void AggregateException_GetRawMessage_Empty()
+    {
+        var exception = new AggregateException();
+
+        var rawMessage = exception.GetRawMessage();
+
+        Assert.Equal(DefaultAggregateExceptionMessage, rawMessage);
+    }
+
+    [Fact]
+    public void AggregateException_GetRawMessage_WithInnerExceptions()
+    {
+        var exception = GetTestAggregateException();
+
+        var rawMessage = exception.GetRawMessage();
+
+        Assert.Equal(DefaultAggregateExceptionMessage, rawMessage);
+    }
+
+    [SkippableFact]
+    public void AggregateException_GetRawMessage_DiffersFromMessage()
+    {
+        // Sanity check: The message should be different than the raw message, except on full .NET Framework.
+        // .NET, .NET Core, and Mono all override the Message property to append messages from the inner exceptions.
+        // .NET Framework does not.
+
+        Skip.If(RuntimeInfo.GetRuntime().IsNetFx());
+
+        var exception = GetTestAggregateException();
+
+        var rawMessage = exception.GetRawMessage();
+
+        Assert.NotEqual(exception.Message, rawMessage);
+    }
+
+    private static AggregateException GetTestAggregateException() =>
+        Assert.Throws<AggregateException>(() =>
+        {
+            var t1 = Task.Run(() => throw new Exception("Test 1"));
+            var t2 = Task.Run(() => throw new Exception("Test 2"));
+            Task.WaitAll(t1, t2);
+        });
+}