diff --git a/tests/multivalentTests/src/com/android/launcher3/widget/WidgetAddFlowHandlerTest.kt b/tests/multivalentTests/src/com/android/launcher3/widget/WidgetAddFlowHandlerTest.kt
new file mode 100644
index 0000000000..242ec7c49d
--- /dev/null
+++ b/tests/multivalentTests/src/com/android/launcher3/widget/WidgetAddFlowHandlerTest.kt
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2024 The Android Open Source Project
+ *
+ * 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.android.launcher3.widget
+
+import android.content.Context
+import android.os.Bundle
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import androidx.test.platform.app.InstrumentationRegistry
+import com.android.launcher3.Launcher
+import com.android.launcher3.model.data.ItemInfo
+import com.android.launcher3.model.data.LauncherAppWidgetInfo
+import com.android.launcher3.util.ActivityContextWrapper
+import com.google.common.truth.Truth
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mockito.any
+import org.mockito.Mockito.verify
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.whenever
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class WidgetAddFlowHandlerTest {
+
+    private val context: Context
+        get() = ActivityContextWrapper(InstrumentationRegistry.getInstrumentation().targetContext)
+
+    private val providerInfo =
+        LauncherAppWidgetProviderInfo().apply {
+            configure = InstrumentationRegistry.getInstrumentation().componentName
+        }
+    private val appWidgetHolder: LauncherWidgetHolder = mock<LauncherWidgetHolder>()
+    private val launcher: Launcher =
+        mock<Launcher>().also { whenever(it.appWidgetHolder).thenReturn(appWidgetHolder) }
+    private val appWidgetInfo = LauncherAppWidgetInfo().apply { appWidgetId = 123 }
+    private val requestCode = 123
+    private val flowHandler = WidgetAddFlowHandler(providerInfo)
+
+    @Test
+    fun valuesShouldRemainTheSame_beforeAndAfter_parcelization() {
+        with(Bundle()) {
+            val testKey = "testKey"
+            putParcelable(testKey, flowHandler)
+            Truth.assertThat(getParcelable(testKey, WidgetAddFlowHandler::class.java))
+                .isEqualTo(flowHandler)
+        }
+    }
+
+    @Test
+    fun describeContents_shouldReturn_0() {
+        Truth.assertThat(flowHandler.describeContents()).isEqualTo(0)
+    }
+
+    @Test
+    fun startBindFlow_shouldCorrectly_startLauncherFlowBinding() {
+        flowHandler.startBindFlow(launcher, appWidgetInfo.appWidgetId, appWidgetInfo, requestCode)
+        verify(launcher).setWaitingForResult(any())
+        verify(appWidgetHolder)
+            .startBindFlow(launcher, appWidgetInfo.appWidgetId, providerInfo, requestCode)
+    }
+
+    @Test
+    fun startConfigActivityWithCustomAppWidgetId_shouldAskLauncherToStartConfigActivity() {
+        flowHandler.startConfigActivity(
+            launcher,
+            appWidgetInfo.appWidgetId,
+            ItemInfo(),
+            requestCode
+        )
+        verify(launcher).setWaitingForResult(any())
+        verify(appWidgetHolder)
+            .startConfigActivity(launcher, appWidgetInfo.appWidgetId, requestCode)
+    }
+
+    @Test
+    fun startConfigActivity_shouldAskLauncherToStartConfigActivity() {
+        flowHandler.startConfigActivity(launcher, appWidgetInfo, requestCode)
+        verify(launcher).setWaitingForResult(any())
+        verify(appWidgetHolder)
+            .startConfigActivity(launcher, appWidgetInfo.appWidgetId, requestCode)
+    }
+
+    @Test
+    fun needsConfigure_returnsTrue_ifFlagsAndProviderInfoDetermineSo() {
+        Truth.assertThat(flowHandler.needsConfigure()).isTrue()
+    }
+
+    @Test
+    fun getProviderInfo_returnCorrectProviderInfo() {
+        Truth.assertThat(flowHandler.getProviderInfo(context)).isSameInstanceAs(providerInfo)
+    }
+}