Merge "Add summary and footer message for the ScreenResolutionFragment." into tm-dev

tests/unit/src/com/android/settings/display/ScreenResolutionFragmentTest.java

@@ -18,6 +18,7 @@ package com.android.settings.display;
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 
@@ -28,6 +29,8 @@ import androidx.test.annotation.UiThreadTest;
 import androidx.test.core.app.ApplicationProvider;
 import androidx.test.ext.junit.runners.AndroidJUnit4;
 
+import com.android.settingslib.widget.SelectorWithWidgetPreference;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
@@ -87,4 +90,19 @@ public class ScreenResolutionFragmentTest {
 
         verify(mFragment).setDisplayMode(QHD_WIDTH);
     }
+
+    @Test
+    @UiThreadTest
+    public void bindPreferenceExtra_setSummary() {
+        mFragment.onAttach(mContext);
+        SelectorWithWidgetPreference preference = new SelectorWithWidgetPreference(mContext);
+        ScreenResolutionFragment.ScreenResolutionCandidateInfo candidates =
+                mock(ScreenResolutionFragment.ScreenResolutionCandidateInfo.class);
+        CharSequence summary = "test summary";
+        doReturn(summary).when(candidates).loadSummary();
+
+        mFragment.bindPreferenceExtra(preference, "com.example.test", candidates, null, null);
+
+        assertThat(preference.getSummary().toString().contentEquals(summary)).isTrue();
+    }
 }