diff --git a/Tests/Mockolate.Internal.Tests/Verify/VerificationResultTests.cs b/Tests/Mockolate.Internal.Tests/Verify/VerificationResultTests.cs
new file mode 100644
index 00000000..8a7fa5d7
--- /dev/null
+++ b/Tests/Mockolate.Internal.Tests/Verify/VerificationResultTests.cs
@@ -0,0 +1,298 @@
+using System.Collections.Generic;
+using System.Threading;
+using aweXpect.Chronology;
+using Mockolate.Exceptions;
+using Mockolate.Interactions;
+using Mockolate.Parameters;
+using Mockolate.Verify;
+
+namespace Mockolate.Internal.Tests.Verify;
+
+public class VerificationResultTests
+{
+	public sealed class AwaitableTests
+	{
+		[Fact]
+		public async Task Verify_WhenPredicateNeverSatisfies_ShouldTimeOut()
+		{
+			FastMockInteractions store = new(0);
+			VerificationResult<object> result = new(
+				new object(),
+				store,
+				_ => true,
+				"expected");
+
+			VerificationResult<object> awaitable = result.Within(50.Milliseconds());
+
+			void Act()
+			{
+				((IVerificationResult)awaitable).Verify(_ => false);
+			}
+
+			await That(Act).Throws<MockVerificationTimeoutException>();
+		}
+
+		[Fact]
+		public async Task VerifyCount_WhenPredicateNeverSatisfies_ShouldTimeOut()
+		{
+			FastMockInteractions store = new(1);
+			store.InstallMethod(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			void Act()
+			{
+				registry.VerifyMethod<object>(new object(), 0, "Foo", () => "Foo()")
+					.Within(50.Milliseconds()).AtLeast(2);
+			}
+
+			await That(Act).Throws<MockVerificationException>()
+				.WithMessage("*timed out*").AsWildcard();
+		}
+
+		[Fact]
+		public async Task WithCancellation_PreservesUseCountAllFlag()
+		{
+			FastMockInteractions store = new(1);
+			FastMethod1Buffer<int> buffer = store.InstallMethod<int>(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			buffer.Append("Foo", 1);
+			buffer.Append("Foo", 2);
+			buffer.Append("Foo", 3);
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod(
+				new object(), 0, "Foo",
+				(IParameterMatch<int>)It.Is(1),
+				() => "Foo(1)");
+
+			VerificationResult<object> widened = result.AnyParameters();
+
+			void Act()
+			{
+				widened.WithCancellation(CancellationToken.None).Exactly(3);
+			}
+
+			await That(Act).DoesNotThrow();
+		}
+
+		[Fact]
+		public async Task Within_PreservesUseCountAllFlag()
+		{
+			FastMockInteractions store = new(1);
+			FastMethod1Buffer<int> buffer = store.InstallMethod<int>(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			buffer.Append("Foo", 1);
+			buffer.Append("Foo", 2);
+			buffer.Append("Foo", 3);
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod(
+				new object(), 0, "Foo",
+				(IParameterMatch<int>)It.Is(1),
+				() => "Foo(1)");
+
+			VerificationResult<object> widened = result.AnyParameters();
+
+			void Act()
+			{
+				widened.Within(50.Milliseconds()).Exactly(3);
+			}
+
+			await That(Act).DoesNotThrow();
+		}
+	}
+
+	public sealed class MapTests
+	{
+		[Fact]
+		public async Task Map_WithBuffer_PreservesFastPathSource()
+		{
+			FastMockInteractions store = new(1);
+			FastMethod0Buffer buffer = store.InstallMethod(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			buffer.Append("Foo");
+			buffer.Append("Foo");
+
+			object original = new();
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod<object>(
+				original, 0, "Foo", () => "Foo()");
+
+			string newSubject = "newMock";
+			VerificationResult<string> mapped = result.Map(newSubject);
+
+			await That(((IVerificationResult<string>)mapped).Object).IsEqualTo(newSubject);
+
+			void Act()
+			{
+				mapped.Within(50.Milliseconds()).Exactly(2);
+			}
+
+			await That(Act).DoesNotThrow();
+		}
+
+		[Fact]
+		public async Task Map_WithoutBuffer_StillCarriesPredicate()
+		{
+			FastMockInteractions store = new(0);
+			VerificationResult<object> source = new(
+				new object(),
+				store,
+				_ => true,
+				"expected");
+
+			VerificationResult<int> mapped = source.Map(42);
+
+			await That(((IVerificationResult<int>)mapped).Object).IsEqualTo(42);
+			await That(((IVerificationResult)mapped).Expectation).IsEqualTo("expected");
+		}
+	}
+
+	public sealed class CollectMatchingTests
+	{
+		[Fact]
+		public async Task WithBufferAndMultipleRecords_PreservesSequenceOrder()
+		{
+			FastMockInteractions store = new(1);
+			FastMethod1Buffer<int> buffer = store.InstallMethod<int>(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			buffer.Append("Foo", 10);
+			buffer.Append("Foo", 20);
+			buffer.Append("Foo", 30);
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod<object, MethodInvocation<int>>(
+				new object(), 0, "Foo", _ => true, () => "Foo()");
+
+			List<int> values = new();
+			bool verified = ((IVerificationResult)result).Verify(arr =>
+			{
+				foreach (IInteraction interaction in arr)
+				{
+					values.Add(((MethodInvocation<int>)interaction).Parameter1);
+				}
+
+				return arr.Length == 3;
+			});
+
+			await That(verified).IsTrue();
+			await That(values).IsEqualTo([10, 20, 30,]);
+		}
+
+		[Fact]
+		public async Task WithBufferAndNoMatchingRecord_ReturnsEmpty()
+		{
+			FastMockInteractions store = new(1);
+			FastMethod1Buffer<int> buffer = store.InstallMethod<int>(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			buffer.Append("Foo", 1);
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod<object, MethodInvocation<int>>(
+				new object(), 0, "Foo", m => m.Parameter1 == 99, () => "Foo(99)");
+
+			int observed = -1;
+			bool verified = ((IVerificationResult)result).Verify(arr =>
+			{
+				observed = arr.Length;
+				return arr.Length == 0;
+			});
+
+			await That(verified).IsTrue();
+			await That(observed).IsEqualTo(0);
+		}
+
+		[Fact]
+		public async Task WithBufferAndSingleRecord_ReturnsRecord()
+		{
+			FastMockInteractions store = new(1);
+			FastMethod0Buffer buffer = store.InstallMethod(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			buffer.Append("Foo");
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod<object, IMethodInteraction>(
+				new object(), 0, "Foo", _ => true, () => "Foo()");
+
+			int observed = -1;
+			bool verified = ((IVerificationResult)result).Verify(arr =>
+			{
+				observed = arr.Length;
+				return arr.Length == 1;
+			});
+
+			await That(verified).IsTrue();
+			await That(observed).IsEqualTo(1);
+		}
+
+		[Fact]
+		public async Task WithEmptyBuffer_ReturnsEmpty()
+		{
+			FastMockInteractions store = new(1);
+			store.InstallMethod(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod<object, IMethodInteraction>(
+				new object(), 0, "Foo", _ => true, () => "Foo()");
+
+			int observed = -1;
+			bool verified = ((IVerificationResult)result).Verify(arr =>
+			{
+				observed = arr.Length;
+				return arr.Length == 0;
+			});
+
+			await That(verified).IsTrue();
+			await That(observed).IsEqualTo(0);
+		}
+	}
+
+	public sealed class IgnoreParametersAnyParametersTests
+	{
+		[Fact]
+		public async Task AnyParameters_WithoutBuffer_AndNoOverloadFilter_MatchesAllOfMethodName()
+		{
+			IMockInteractions store = new FastMockInteractions(0);
+
+			store.RegisterInteraction(new MethodInvocation<int>("Foo", 1));
+			store.RegisterInteraction(new MethodInvocation<string>("Foo", "x"));
+			store.RegisterInteraction(new MethodInvocation<int>("Bar", 1));
+
+			VerificationResult<object>.IgnoreParameters result = new(
+				new object(),
+				store,
+				"Foo",
+				_ => false,
+				null,
+				() => "Foo");
+
+			void Act()
+			{
+				result.AnyParameters().Exactly(2);
+			}
+
+			await That(Act).DoesNotThrow();
+		}
+
+		[Fact]
+		public async Task AnyParameters_WithoutBuffer_KeepsOverloadFilter()
+		{
+			IMockInteractions store = new FastMockInteractions(0);
+			MockRegistry registry = new(MockBehavior.Default, store);
+
+			store.RegisterInteraction(new MethodInvocation<int>("Foo", 1));
+			store.RegisterInteraction(new MethodInvocation<string>("Foo", "x"));
+			store.RegisterInteraction(new MethodInvocation<int>("Bar", 1));
+
+			VerificationResult<object>.IgnoreParameters result = registry.VerifyMethod<object, MethodInvocation<int>>(
+				new object(), "Foo", _ => false, () => "Foo");
+
+			void Act()
+			{
+				result.AnyParameters().Once();
+			}
+
+			await That(Act).DoesNotThrow();
+		}
+	}
+}