From 6835d75c8c4b4a904edfea07cc44ca8ef8c9b0b8 Mon Sep 17 00:00:00 2001
From: Matz Reckeweg <matz.reckeweg@fairmanager.de>
Date: Fri, 12 Sep 2025 11:22:46 +0200
Subject: [PATCH] Support null values in NumericValidationBehavior

---
 .../Behaviors/NumericValidationBehaviorTests.cs             | 6 +++++-
 .../Validators/NumericValidationBehavior.shared.cs          | 2 --
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/CommunityToolkit.Maui.UnitTests/Behaviors/NumericValidationBehaviorTests.cs b/src/CommunityToolkit.Maui.UnitTests/Behaviors/NumericValidationBehaviorTests.cs
index a13e7158f1..c7a73b11f2 100644
--- a/src/CommunityToolkit.Maui.UnitTests/Behaviors/NumericValidationBehaviorTests.cs
+++ b/src/CommunityToolkit.Maui.UnitTests/Behaviors/NumericValidationBehaviorTests.cs
@@ -85,8 +85,12 @@ public async Task IsNull()
 			Text = text
 		};
 		entry.Behaviors.Add(behavior);
+		
+		//Act
+		await behavior.ForceValidate(TestContext.Current.CancellationToken);
 
-		await Assert.ThrowsAsync<ArgumentNullException>(async () => await behavior.ForceValidate(TestContext.Current.CancellationToken));
+		// Assert
+		Assert.False(behavior.IsValid);
 	}
 
 	[Fact(Timeout = (int)TestDuration.Short)]
diff --git a/src/CommunityToolkit.Maui/Behaviors/Validators/NumericValidationBehavior.shared.cs b/src/CommunityToolkit.Maui/Behaviors/Validators/NumericValidationBehavior.shared.cs
index c8caf6722d..ad12c4f1ae 100644
--- a/src/CommunityToolkit.Maui/Behaviors/Validators/NumericValidationBehavior.shared.cs
+++ b/src/CommunityToolkit.Maui/Behaviors/Validators/NumericValidationBehavior.shared.cs
@@ -76,8 +76,6 @@ public int MaximumDecimalPlaces
 	/// <inheritdoc/>
 	protected override ValueTask<bool> ValidateAsync(string? value, CancellationToken token)
 	{
-		ArgumentNullException.ThrowIfNull(value);
-
 		if (!(double.TryParse(value, out var numeric)
 			&& numeric >= MinimumValue
 			&& numeric <= MaximumValue))