Convert NoOpEventHandlerTest to Kotlin

Summary: As per title

Reviewed By: pentiumao

Differential Revision: D44952342

fbshipit-source-id: a14367f33f906c3e7a94a06ccc64933619a8dcbf

litho-it/src/test/java/com/facebook/litho/NoOpEventHandlerTest.kt

@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * 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 com.facebook.litho
+
+import android.content.Context
+import androidx.test.core.app.ApplicationProvider
+import com.facebook.litho.NoOpEventHandler.Companion.getNoOpEventHandler
+import com.facebook.litho.testing.testrunner.LithoTestRunner
+import java.lang.RuntimeException
+import org.assertj.core.api.Assertions.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(LithoTestRunner::class)
+class NoOpEventHandlerTest {
+
+  @Test
+  fun testGetNoOpEventHandler() {
+    val eventHandler: EventHandler<*> = getNoOpEventHandler<Any>()
+    assertThat(eventHandler.isEquivalentTo(null)).isFalse
+    val eventHandler1: EventHandler<*> = getNoOpEventHandler<Any>()
+    assertThat(eventHandler.isEquivalentTo(eventHandler1)).isTrue
+  }
+
+  @Test
+  fun testHasEventDispatcherNotNull() {
+    val eventHandler: NoOpEventHandler<*> = getNoOpEventHandler<Any>()
+    assertThat(eventHandler.isEquivalentTo(null)).isFalse
+    assertThat(getNoOpEventHandler<Any>().dispatchInfo.hasEventDispatcher != null).isTrue
+  }
+
+  @Test(expected = RuntimeException::class)
+  fun testComponentContextThrowsExceptionWithoutComponentScope() {
+    val componentContext = ComponentContext(ApplicationProvider.getApplicationContext<Context>())
+    assertThat(
+            componentContext
+                .newEventHandler<Any>(1, arrayOfNulls(1))
+                .isEquivalentTo(getNoOpEventHandler<Any>()))
+        .isTrue
+  }
+
+  @Test(expected = RuntimeException::class)
+  fun testComponentLifeCycleThrowsExceptionWithoutComponentScope() {
+    val componentContext = ComponentContext(ApplicationProvider.getApplicationContext<Context>())
+    val component: Component? = null
+    assertThat(
+            Component.newEventHandler<Any>(
+                    component!!.javaClass, "Component", componentContext, 1, arrayOfNulls(1))
+                .isEquivalentTo(getNoOpEventHandler<Any>()))
+        .isTrue
+  }
+}