diff --git a/tests/robotests/src/com/android/settings/emergency/MoreSettingsPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/emergency/MoreSettingsPreferenceControllerTest.java
new file mode 100644
index 00000000000..844d0ac3264
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+++ b/tests/robotests/src/com/android/settings/emergency/MoreSettingsPreferenceControllerTest.java
@@ -0,0 +1,156 @@
+/*
+ * Copyright (C) 2021 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.settings.emergency;
+
+import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import android.content.Context;
+import android.content.Intent;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.ResolveInfo;
+
+import androidx.test.core.app.ApplicationProvider;
+
+import com.android.settings.R;
+import com.android.settings.testutils.shadow.SettingsShadowResources;
+
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+import org.robolectric.Shadows;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowPackageManager;
+
+@RunWith(RobolectricTestRunner.class)
+@Config(shadows = SettingsShadowResources.class)
+public class MoreSettingsPreferenceControllerTest {
+
+    private static final String TEST_PKG_NAME = "test_pkg";
+    private static final String TEST_CLASS_NAME = "name";
+
+    private static final Intent SETTING_INTENT = new Intent(Intent.ACTION_MAIN)
+            .setPackage(TEST_PKG_NAME);
+
+    private Context mContext;
+    private ShadowPackageManager mPackageManager;
+    private static final String PREF_KEY = "more_settings_button";
+
+    @Before
+    public void setUp() {
+        mContext = ApplicationProvider.getApplicationContext();
+        mPackageManager = Shadows.shadowOf(mContext.getPackageManager());
+    }
+
+    @After
+    public void tearDown() {
+        SettingsShadowResources.reset();
+    }
+
+    @Test
+    public void constructor_hasPackageConfig_shouldSetIntent() {
+        // Provide override package name and provide resolvable intent
+        SettingsShadowResources.overrideResource(
+                R.string.config_emergency_package_name,
+                TEST_PKG_NAME);
+        prepareCustomIntent();
+
+        MoreSettingsPreferenceController controller = new MoreSettingsPreferenceController(
+                mContext, PREF_KEY);
+
+        assertThat(controller.mIntent).isNotNull();
+    }
+
+    @Test
+    public void getAvailabilityStatus_whenIntentSet_shouldReturnAvailable() {
+        // Provide override package name and provide resolvable intent
+        SettingsShadowResources.overrideResource(
+                R.string.config_emergency_package_name,
+                TEST_PKG_NAME);
+        prepareCustomIntent();
+
+        MoreSettingsPreferenceController controller = new MoreSettingsPreferenceController(
+                mContext, PREF_KEY);
+
+        assertThat(controller.getAvailabilityStatus()).isEqualTo(AVAILABLE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_whenPackageConfigIsUnavailable_shouldReturnUnsupported() {
+        // No package name is configured
+        MoreSettingsPreferenceController controller = new MoreSettingsPreferenceController(
+                mContext, PREF_KEY);
+
+        assertThat(controller.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_noSuitableIntent_shouldReturnUnsupportedDevice() {
+        // Provide override package name but don't provide resolvable intent
+        SettingsShadowResources.overrideResource(
+                R.string.config_emergency_package_name,
+                TEST_PKG_NAME);
+
+        MoreSettingsPreferenceController controller = new MoreSettingsPreferenceController(
+                mContext, PREF_KEY);
+
+        assertThat(controller.mIntent).isNull();
+        assertThat(controller.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
+    public void getAvailabilityStatus_intentForANonSystemApp_shouldReturnUnsupportedDevice() {
+        // Provide override package name and provide resolvable intent for a non system app.
+        SettingsShadowResources.overrideResource(
+                R.string.config_emergency_package_name,
+                TEST_PKG_NAME);
+        prepareCustomIntentForANonSystemApp();
+
+        MoreSettingsPreferenceController controller = new MoreSettingsPreferenceController(
+                mContext, PREF_KEY);
+
+        assertThat(controller.mIntent).isNull();
+        assertThat(controller.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    private void prepareCustomIntent() {
+        final ResolveInfo info = new ResolveInfo();
+        info.activityInfo = new ActivityInfo();
+        info.activityInfo.packageName = TEST_PKG_NAME;
+        info.activityInfo.name = TEST_CLASS_NAME;
+
+        // Resolve to a system app.
+        info.activityInfo.applicationInfo = new ApplicationInfo();
+        info.activityInfo.applicationInfo.flags = ApplicationInfo.FLAG_SYSTEM;
+        mPackageManager.addResolveInfoForIntent(SETTING_INTENT, info);
+    }
+
+
+    private void prepareCustomIntentForANonSystemApp() {
+        final ResolveInfo info = new ResolveInfo();
+        info.activityInfo = new ActivityInfo();
+        info.activityInfo.packageName = TEST_PKG_NAME;
+        info.activityInfo.name = TEST_CLASS_NAME;
+
+        mPackageManager.addResolveInfoForIntent(SETTING_INTENT, info);
+    }
+}