From e450569a698d796940f94ef1364039fcf208c01a Mon Sep 17 00:00:00 2001
From: Hans-Christoph Steiner <hans@eds.org>
Date: Thu, 16 Aug 2018 15:03:02 +0200
Subject: [PATCH] espresso: do extra memory clean up to keep StrictMode happy

There were some occasional StrictMode errors about multiple instances of
MainActivity.  This cleanup idea comes from Google:

https://github.com/aosp-mirror/platform_frameworks_base/commit/6f3a38f3afd79ed6dddcef5c83cb442d6749e2ff
---
 .../org/fdroid/fdroid/MainActivityEspressoTest.java | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/app/src/androidTest/java/org/fdroid/fdroid/MainActivityEspressoTest.java b/app/src/androidTest/java/org/fdroid/fdroid/MainActivityEspressoTest.java
index 7fd5a57b9..cab19db4a 100644
--- a/app/src/androidTest/java/org/fdroid/fdroid/MainActivityEspressoTest.java
+++ b/app/src/androidTest/java/org/fdroid/fdroid/MainActivityEspressoTest.java
@@ -17,6 +17,7 @@ import android.view.View;
 import org.fdroid.fdroid.views.BannerUpdatingRepos;
 import org.fdroid.fdroid.views.main.MainActivity;
 import org.hamcrest.Matchers;
+import org.junit.After;
 import org.junit.AfterClass;
 import org.junit.BeforeClass;
 import org.junit.Rule;
@@ -101,6 +102,18 @@ public class MainActivityEspressoTest {
                 || "google_sdk".equals(Build.PRODUCT);
     }
 
+    /**
+     * Placate {@link android.os.StrictMode}
+     *
+     * @see <a href="https://github.com/aosp-mirror/platform_frameworks_base/commit/6f3a38f3afd79ed6dddcef5c83cb442d6749e2ff"> Run finalizers before counting for StrictMode</a>
+     */
+    @After
+    public void tearDown() {
+        System.gc();
+        System.runFinalization();
+        System.gc();
+    }
+
     @Rule
     public ActivityTestRule<MainActivity> activityTestRule =
             new ActivityTestRule<>(MainActivity.class);