Introduce lambdaError instead of using TODO, to handle error when a lambda is invoked and it should not.

tests/testutils/src/main/kotlin/io/element/android/tests/testutils/EnsureNeverCalled.kt

@@ -16,26 +16,28 @@
 
 package io.element.android.tests.testutils
 
+import io.element.android.tests.testutils.lambda.lambdaError
+
 class EnsureNeverCalled : () -> Unit {
     override fun invoke() {
-        throw AssertionError("Should not be called")
+        lambdaError()
     }
 }
 
 class EnsureNeverCalledWithParam<T> : (T) -> Unit {
     override fun invoke(p1: T) {
-        throw AssertionError("Should not be called and is called with $p1")
+        lambdaError("Should not be called and is called with $p1")
     }
 }
 
 class EnsureNeverCalledWithParamAndResult<T, R> : (T) -> R {
     override fun invoke(p1: T): R {
-        throw AssertionError("Should not be called and is called with $p1")
+        lambdaError("Should not be called and is called with $p1")
     }
 }
 
 class EnsureNeverCalledWithTwoParams<T, U> : (T, U) -> Unit {
     override fun invoke(p1: T, p2: U) {
-        throw AssertionError("Should not be called and is called with $p1 and $p2")
+        lambdaError("Should not be called and is called with $p1 and $p2")
     }
 }

tests/testutils/src/main/kotlin/io/element/android/tests/testutils/lambda/Error.kt

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.tests.testutils.lambda
+
+fun lambdaError(
+    message: String = "This lambda should never be called."
+): Nothing {
+    throw AssertionError(message)
+}

tests/testutils/src/main/kotlin/io/element/android/tests/testutils/lambda/LambdaRecorder.kt

@@ -26,7 +26,7 @@ abstract class LambdaRecorder internal constructor(
 
     internal fun onInvoke(vararg params: Any?) {
         if (assertNoInvocation) {
-            throw AssertionError("This lambda should never be called.")
+            lambdaError()
         }
         parametersSequence.add(params.toList())
     }