diff --git a/src/test/java/co/helmethair/scalatest/AsyncFunSpecTest.java b/src/test/java/co/helmethair/scalatest/AsyncFunSpecTest.java
new file mode 100644
index 0000000..ac2ac6a
--- /dev/null
+++ b/src/test/java/co/helmethair/scalatest/AsyncFunSpecTest.java
@@ -0,0 +1,32 @@
+package co.helmethair.scalatest;
+
+import co.helmethair.scalatest.helper.TestEngineExecutionListener;
+import co.helmethair.scalatest.helper.TestHelpers;
+import org.junit.jupiter.api.Test;
+import org.junit.platform.engine.EngineDiscoveryRequest;
+import org.junit.platform.engine.ExecutionRequest;
+import org.junit.platform.engine.TestDescriptor;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.mockito.Mockito.spy;
+
+public class AsyncFunSpecTest implements TestHelpers {
+    @Test
+    void areCalledAsynchronouslyTest() {
+        EngineDiscoveryRequest discoveryRequest = createClassDiscoveryRequest("tests.AsyncFunSpecTest");
+        TestDescriptor discoveredTests = engine.discover(discoveryRequest, engineId);
+        TestEngineExecutionListener listener = spy(new TestEngineExecutionListener());
+        ExecutionRequest executionRequest = new ExecutionRequest(discoveredTests, listener, null);
+
+        List<String> calls = Arrays.asList(
+            "setup",
+            "runs asynchronously",
+            "runs again asynchronously",
+            "cleanup"
+        );
+
+        verifyTestExecuteCode(calls, () -> engine.execute(executionRequest));
+    }
+}
diff --git a/src/test/java/co/helmethair/scalatest/OneInstancePerTestTest.java b/src/test/java/co/helmethair/scalatest/OneInstancePerTestTest.java
new file mode 100644
index 0000000..7bd5083
--- /dev/null
+++ b/src/test/java/co/helmethair/scalatest/OneInstancePerTestTest.java
@@ -0,0 +1,27 @@
+package co.helmethair.scalatest;
+
+import co.helmethair.scalatest.helper.TestEngineExecutionListener;
+import co.helmethair.scalatest.helper.TestHelpers;
+import org.junit.jupiter.api.Test;
+import org.junit.platform.engine.EngineDiscoveryRequest;
+import org.junit.platform.engine.ExecutionRequest;
+import org.junit.platform.engine.TestDescriptor;
+
+import java.util.Arrays;
+import java.util.List;
+
+import static org.mockito.Mockito.spy;
+
+public class OneInstancePerTestTest implements TestHelpers {
+    @Test
+    void areCalledFromOtherInstancesTest() {
+        EngineDiscoveryRequest discoveryRequest = createClassDiscoveryRequest("tests.OneInstancePerTestTest");
+        TestDescriptor discoveredTests = engine.discover(discoveryRequest, engineId);
+        TestEngineExecutionListener listener = spy(new TestEngineExecutionListener());
+        ExecutionRequest executionRequest = new ExecutionRequest(discoveredTests, listener, null);
+
+        List<String> calls = Arrays.asList("2", "3");
+
+        verifyTestExecuteCode(calls, () -> engine.execute(executionRequest));
+    }
+}
diff --git a/src/test/java/co/helmethair/scalatest/helper/RegisterCall.java b/src/test/java/co/helmethair/scalatest/helper/RegisterCall.java
index 9ea300c..050542e 100644
--- a/src/test/java/co/helmethair/scalatest/helper/RegisterCall.java
+++ b/src/test/java/co/helmethair/scalatest/helper/RegisterCall.java
@@ -1,7 +1,9 @@
 package co.helmethair.scalatest.helper;
 
+import org.mockito.InOrder;
 import org.mockito.Mockito;
 
+import java.util.List;
 import java.util.Map;
 
 import static org.mockito.Mockito.*;
@@ -26,6 +28,15 @@ static void verifyTestExecuteCode(Map<String, Integer> callers, Body body) {
         }
     }
 
+    static void verifyTestExecuteCode(List<String> callers, Body body) {
+        synchronized (mock) {
+            Mockito.reset(mock);
+            body.apply();
+            InOrder inOrder = inOrder(mock);
+            callers.forEach(c -> inOrder.verify(mock).register(c));
+        }
+    }
+
     default void register() {
         synchronized (mock) {
             RegisterCall.mock.register();
diff --git a/src/test/java/co/helmethair/scalatest/helper/TestHelpers.java b/src/test/java/co/helmethair/scalatest/helper/TestHelpers.java
index b5afabb..556f7e2 100644
--- a/src/test/java/co/helmethair/scalatest/helper/TestHelpers.java
+++ b/src/test/java/co/helmethair/scalatest/helper/TestHelpers.java
@@ -106,6 +106,10 @@ default void verifyTestExecuteCode(Map<String, Integer> calls, RegisterCall.Body
         RegisterCall.verifyTestExecuteCode(calls, body);
     }
 
+    default void verifyTestExecuteCode(List<String> calls, RegisterCall.Body body) {
+        RegisterCall.verifyTestExecuteCode(calls, body);
+    }
+
     default void verifyTestStartReported(String testIdSuffix, TestEngineExecutionListener listener) {
         verifyTestStartReported(testIdSuffix, listener, atLeastOnce());
     }
diff --git a/src/test/scala/tests/AsyncFunSpecTest.scala b/src/test/scala/tests/AsyncFunSpecTest.scala
new file mode 100644
index 0000000..0cb1235
--- /dev/null
+++ b/src/test/scala/tests/AsyncFunSpecTest.scala
@@ -0,0 +1,37 @@
+package tests
+
+import co.helmethair.scalatest.helper.RegisterCall
+import org.scalatest.{ FutureOutcome, OneInstancePerTest }
+import org.scalatest.funspec.AsyncFunSpec
+
+import scala.concurrent.Future
+
+class AsyncFunSpecTest extends AsyncFunSpec with RegisterCall with OneInstancePerTest {
+
+  override def withFixture(test: NoArgAsyncTest): FutureOutcome = {
+    register("setup")
+    complete {
+      super.withFixture(test) // Invoke the test function
+    } lastly {
+      register("cleanup")
+    }
+  }
+
+  describe("AsyncTestSuite") {
+    it("runs first") {
+      Future {
+        Thread.sleep(2000)
+        register("runs asynchronously")
+        assert(true)
+      }
+    }
+
+    it("runs second") {
+      Future {
+        Thread.sleep(1000)
+        register("runs again asynchronously")
+        assert(true)
+      }
+    }
+  }
+}
diff --git a/src/test/scala/tests/OneInstancePerTestTest.scala b/src/test/scala/tests/OneInstancePerTestTest.scala
new file mode 100644
index 0000000..6920c12
--- /dev/null
+++ b/src/test/scala/tests/OneInstancePerTestTest.scala
@@ -0,0 +1,29 @@
+package tests
+
+import co.helmethair.scalatest.helper.RegisterCall
+import org.scalatest.OneInstancePerTest
+import org.scalatest.funspec.AnyFunSpec
+
+class OneInstancePerTestTest extends AnyFunSpec with RegisterCall with OneInstancePerTest {
+
+  private val id: Int = OneInstancePerTestTest.nextId
+
+  describe("OneInstancePerTest") {
+    it("runs first") {
+      register(id.toString)
+    }
+
+    it("runs second") {
+      register(id.toString)
+    }
+  }
+}
+
+object OneInstancePerTestTest {
+  var id: Int = 0
+
+  def nextId: Int = {
+    id = id + 1
+    id
+  }
+}