Allowing Named shared preferences

smoothie/src/main/java/toothpick/smoothie/module/SmoothieApplicationModule.java

@@ -55,14 +55,18 @@
 
 public class SmoothieApplicationModule extends Module {
   public SmoothieApplicationModule(Application application) {
+    this(application, null);
+  }
+
+  public SmoothieApplicationModule(Application application, String preferencesName) {
     bind(Application.class).toInstance(application);
     bind(AccountManager.class).toProviderInstance(new AccountManagerProvider(application));
     bind(AssetManager.class).toProviderInstance(new AssetManagerProvider(application));
     bind(ContentResolver.class).toProviderInstance(new ContentResolverProvider(application));
     bind(Handler.class).toProviderInstance(new HandlerProvider());
     bind(PackageManager.class).toProviderInstance(new PackageManagerProvider(application));
     bind(Resources.class).toProviderInstance(new ResourcesProvider(application));
-    bind(SharedPreferences.class).toProviderInstance(new SharedPreferencesProvider(application));
+    bind(SharedPreferences.class).toProviderInstance(new SharedPreferencesProvider(application, preferencesName));
     bindSystemServices(application);
     bindPackageInfo(application);
   }

smoothie/src/main/java/toothpick/smoothie/provider/SharedPreferencesProvider.java

@@ -1,21 +1,31 @@
 package toothpick.smoothie.provider;
 
 import android.app.Application;
+import android.content.Context;
 import android.content.SharedPreferences;
 import android.preference.PreferenceManager;
 import javax.inject.Inject;
 import javax.inject.Provider;
 
 public class SharedPreferencesProvider implements Provider<SharedPreferences> {
   Application application;
+  String preferencesName;
 
   @Inject
   public SharedPreferencesProvider(Application application) {
+    this(application, null);
+  }
+
+  public SharedPreferencesProvider(Application application, String preferencesName) {
     this.application = application;
+    this.preferencesName = preferencesName;
   }
 
   @Override
   public SharedPreferences get() {
+    if (preferencesName != null) {
+      return application.getSharedPreferences(preferencesName, Context.MODE_PRIVATE);
+    }
     return PreferenceManager.getDefaultSharedPreferences(application);
   }
 }

smoothie/src/test/java/toothpick/smoothie/module/SmoothieApplicationModuleTest.java

@@ -1,14 +1,14 @@
 package toothpick.smoothie.module;
 
 import android.accounts.AccountManager;
-import android.app.Activity;
 import android.app.ActivityManager;
 import android.app.AlarmManager;
 import android.app.Application;
 import android.app.DownloadManager;
 import android.app.KeyguardManager;
 import android.app.NotificationManager;
 import android.content.ContentResolver;
+import android.content.Context;
 import android.content.SharedPreferences;
 import android.content.res.AssetManager;
 import android.content.res.Resources;
@@ -19,12 +19,12 @@
 import android.os.Handler;
 import android.os.PowerManager;
 import android.os.Vibrator;
+import android.preference.PreferenceManager;
 import android.telephony.TelephonyManager;
 import android.view.WindowManager;
 import android.view.inputmethod.InputMethodManager;
 import org.junit.Test;
 import org.junit.runner.RunWith;
-import org.robolectric.Robolectric;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 import toothpick.Scope;
@@ -40,7 +40,6 @@ public class SmoothieApplicationModuleTest {
   @Test
   public void testModule_shouldReturnApplicationBindings() throws Exception {
     //GIVEN
-    Activity activity = Robolectric.buildActivity(Activity.class).create().get();
     Application application = RuntimeEnvironment.application;
     Scope appScope = Toothpick.openScope(application);
     appScope.installModules(new SmoothieApplicationModule(application));
@@ -67,7 +66,6 @@ public void testModule_shouldReturnApplicationBindings() throws Exception {
   @Test
   public void testModule_shouldReturnSystemServices() throws Exception {
     //GIVEN
-    Activity activity = Robolectric.buildActivity(Activity.class).create().get();
     Application application = RuntimeEnvironment.application;
     Scope appScope = Toothpick.openScope(application);
     appScope.installModules(new SmoothieApplicationModule(application));
@@ -108,4 +106,43 @@ public void testModule_shouldReturnSystemServices() throws Exception {
     assertThat(audioManager, notNullValue());
     assertThat(downloadManager, notNullValue());
   }
+
+  @Test
+  public void testModule_shouldReturnDefaultSharedPreferences() throws Exception {
+    //GIVEN
+    Application application = RuntimeEnvironment.application;
+
+    String itemKey = "isValid";
+    SharedPreferences sharedPreferences = PreferenceManager.getDefaultSharedPreferences(application);
+    sharedPreferences.edit().putBoolean(itemKey, true).commit();
+
+    Scope appScope = Toothpick.openScope(application);
+    appScope.installModules(new SmoothieApplicationModule(application));
+
+    //WHEN
+    SharedPreferences sharedPreferencesFromScope = appScope.getInstance(SharedPreferences.class);
+
+    //THEN
+    assertThat(sharedPreferencesFromScope.getBoolean(itemKey, false), is(true));
+  }
+
+  @Test
+  public void testModule_shouldReturnNamedSharedPreferences() throws Exception {
+    //GIVEN
+    Application application = RuntimeEnvironment.application;
+
+    String sharedPreferencesName = "test";
+    String itemKey = "isValid";
+    SharedPreferences sharedPreferences = application.getSharedPreferences(sharedPreferencesName, Context.MODE_PRIVATE);
+    sharedPreferences.edit().putBoolean(itemKey, true).commit();
+
+    Scope appScope = Toothpick.openScope(application);
+    appScope.installModules(new SmoothieApplicationModule(application, sharedPreferencesName));
+
+    //WHEN
+    SharedPreferences sharedPreferencesFromScope = appScope.getInstance(SharedPreferences.class);
+
+    //THEN
+    assertThat(sharedPreferencesFromScope.getBoolean(itemKey, false), is(true));
+  }
 }