Merge "Launchers that don't support managed profiles cannot be selected" into oc-dev

am: 535533680f

Change-Id: I9058ae475e16c3b3c3227aa979af78c8958d0628

src/com/android/settings/applications/defaultapps/DefaultHomePicker.java

@@ -63,13 +63,15 @@ public class DefaultHomePicker extends DefaultAppPickerFragment {
             }
 
             final String summary;
+            boolean enabled = true;
             if (mustSupportManagedProfile && !launcherHasManagedProfilesFeature(resolveInfo)) {
                 summary = getContext().getString(R.string.home_work_profile_not_supported);
+                enabled = false;
             } else {
                 summary = null;
             }
             final DefaultAppInfo candidate =
-                    new DefaultAppInfo(mPm, mUserId, activityName, summary);
+                    new DefaultAppInfo(mPm, mUserId, activityName, summary, enabled);
             candidates.add(candidate);
         }
         return candidates;

tests/robotests/src/com/android/settings/applications/defaultapps/DefaultHomePickerTest.java

@@ -16,11 +16,17 @@
 
 package com.android.settings.applications.defaultapps;
 
-
 import android.app.Activity;
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.IntentFilter;
+import android.content.pm.ActivityInfo;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.pm.PackageManager.NameNotFoundException;
+import android.content.pm.ResolveInfo;
+import android.content.pm.UserInfo;
+import android.os.Build;
 import android.os.UserManager;
 
 import com.android.settings.SettingsRobolectricTestRunner;
@@ -33,14 +39,22 @@ import org.junit.runner.RunWith;
 import org.mockito.Answers;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
 import org.robolectric.annotation.Config;
 import org.robolectric.util.ReflectionHelpers;
 
+import java.util.ArrayList;
+import java.util.List;
+
 import static com.google.common.truth.Truth.assertThat;
 import static org.mockito.Matchers.any;
 import static org.mockito.Matchers.anyInt;
 import static org.mockito.Matchers.anyList;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.doAnswer;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.verify;
 import static org.mockito.Mockito.when;
 
@@ -55,7 +69,9 @@ public class DefaultHomePickerTest {
     @Mock
     private UserManager mUserManager;
     @Mock
-    private PackageManagerWrapper mPackageManager;
+    private PackageManagerWrapper mPackageManagerWrapper;
+    @Mock
+    private PackageManager mPackageManager;
 
     private DefaultHomePicker mPicker;
 
@@ -63,28 +79,89 @@ public class DefaultHomePickerTest {
     public void setUp() {
         MockitoAnnotations.initMocks(this);
         when(mActivity.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
+        when(mPackageManagerWrapper.getPackageManager()).thenReturn(mPackageManager);
 
-        mPicker = new DefaultHomePicker();
+        mPicker = spy(new DefaultHomePicker());
         mPicker.onAttach((Context) mActivity);
 
-        ReflectionHelpers.setField(mPicker, "mPm", mPackageManager);
+        ReflectionHelpers.setField(mPicker, "mPm", mPackageManagerWrapper);
+        doReturn(RuntimeEnvironment.application).when(mPicker).getContext();
     }
 
     @Test
     public void setDefaultAppKey_shouldUpdateDefault() {
         assertThat(mPicker.setDefaultKey(TEST_APP_KEY)).isTrue();
 
-        verify(mPackageManager).replacePreferredActivity(any(IntentFilter.class),
+        verify(mPackageManagerWrapper).replacePreferredActivity(any(IntentFilter.class),
                 anyInt(), any(ComponentName[].class), any(ComponentName.class));
     }
 
     @Test
     public void getDefaultAppKey_shouldReturnDefault() {
         final ComponentName cn = mock(ComponentName.class);
-        when(mPackageManager.getHomeActivities(anyList()))
+        when(mPackageManagerWrapper.getHomeActivities(anyList()))
                 .thenReturn(cn);
         mPicker.getDefaultKey();
         verify(cn).flattenToString();
     }
 
+    @Test
+    public void getCandidates_allLaunchersAvailableIfNoManagedProfile()
+            throws NameNotFoundException {
+        addLaunchers();
+        List<DefaultAppInfo> candidates = mPicker.getCandidates();
+        assertThat(candidates.size()).isEqualTo(2);
+        assertThat(candidates.get(0).summary).isNull();
+        assertThat(candidates.get(0).enabled).isTrue();
+        assertThat(candidates.get(1).summary).isNull();
+        assertThat(candidates.get(1).enabled).isTrue();
+    }
+
+    @Test
+    public void getCandidates_onlyLollipopPlusLaunchersAvailableIfManagedProfile()
+            throws NameNotFoundException {
+        createManagedProfile();
+        addLaunchers();
+        List<DefaultAppInfo> candidates = mPicker.getCandidates();
+        assertThat(candidates.size()).isEqualTo(2);
+        DefaultAppInfo lollipopPlusLauncher = candidates.get(0);
+        assertThat(lollipopPlusLauncher.summary).isNull();
+        assertThat(lollipopPlusLauncher.enabled).isTrue();
+
+        DefaultAppInfo preLollipopLauncher = candidates.get(1);
+        assertThat(preLollipopLauncher.summary).isNotNull();
+        assertThat(preLollipopLauncher.enabled).isFalse();
+    }
+
+    private void createManagedProfile() {
+        ArrayList<UserInfo> profiles = new ArrayList<UserInfo>();
+        profiles.add(new UserInfo(/*id=*/ 10, "TestUserName", UserInfo.FLAG_MANAGED_PROFILE));
+        when(mUserManager.getProfiles(anyInt())).thenReturn(profiles);
+    }
+
+    private ResolveInfo createLauncher(
+            String packageName, String className, int targetSdk) throws NameNotFoundException {
+        ResolveInfo launcher = new ResolveInfo();
+        launcher.activityInfo = new ActivityInfo();
+        launcher.activityInfo.packageName = packageName;
+        launcher.activityInfo.name = className;
+        ApplicationInfo launcherAppInfo = new ApplicationInfo();
+        launcherAppInfo.targetSdkVersion = targetSdk;
+        when(mPackageManager.getApplicationInfo(eq(launcher.activityInfo.packageName), anyInt()))
+                .thenReturn(launcherAppInfo);
+        return launcher;
+    }
+
+    private void addLaunchers() throws NameNotFoundException {
+        doAnswer(invocation -> {
+                // The result of this method is stored in the first parameter...
+                List<ResolveInfo> parameter = (List<ResolveInfo>) invocation.getArguments()[0];
+                parameter.add(createLauncher(
+                        "package.1", "LollipopPlusLauncher", Build.VERSION_CODES.LOLLIPOP));
+                parameter.add(createLauncher(
+                        "package.2", "PreLollipopLauncher", Build.VERSION_CODES.KITKAT));
+                return null;
+                })
+                .when(mPackageManagerWrapper).getHomeActivities(anyList());
+    }
 }