Create failing regression test for issue #534

android/uhabits-android/src/androidTest/java/org/isoron/uhabits/BaseUserInterfaceTest.java

@@ -115,4 +115,10 @@ public class BaseUserInterfaceTest
         h4.setColor(2);
         habitList.update(h4);
     }
+
+    protected void rotateDevice() throws Exception
+    {
+        device.setOrientationLeft();
+        device.setOrientationNatural();
+    }
 }

android/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/steps/CommonSteps.java

@@ -19,7 +19,6 @@
 
 package org.isoron.uhabits.acceptance.steps;
 
-import android.os.*;
 import android.support.annotation.*;
 import android.support.test.espresso.*;
 import android.support.test.espresso.contrib.*;
@@ -27,11 +26,9 @@ import android.support.test.uiautomator.*;
 import android.support.v7.widget.*;
 
 import org.isoron.uhabits.*;
-import org.isoron.uhabits.R;
 import org.isoron.uhabits.activities.habits.list.*;
 
-import static android.os.Build.VERSION.SDK_INT;
-import static android.os.Build.VERSION_CODES.LOLLIPOP;
+import static android.os.Build.VERSION.*;
 import static android.support.test.espresso.Espresso.*;
 import static android.support.test.espresso.action.ViewActions.*;
 import static android.support.test.espresso.assertion.PositionAssertions.*;

android/uhabits-android/src/androidTest/java/org/isoron/uhabits/acceptance/steps/EditHabitSteps.java

@@ -58,6 +58,28 @@ public class EditHabitSteps
         typeTextWithId(R.id.tvDescription, name);
     }
 
+    public static void setReminder()
+    {
+        onView(withId(R.id.tvReminderTime)).perform(click());
+        onView(withId(R.id.done_button)).perform(click());
+    }
+
+    public static void clickReminderDays()
+    {
+        onView(withId(R.id.tvReminderDays)).perform(click());
+    }
+
+    public static void unselectAllDays()
+    {
+        onView(withText("Saturday")).perform(click());
+        onView(withText("Sunday")).perform(click());
+        onView(withText("Monday")).perform(click());
+        onView(withText("Tuesday")).perform(click());
+        onView(withText("Wednesday")).perform(click());
+        onView(withText("Thursday")).perform(click());
+        onView(withText("Friday")).perform(click());
+    }
+
     private static void typeTextWithId(int id, String name)
     {
         onView(withId(id)).perform(clearText(), typeText(name), closeSoftKeyboard());

android/uhabits-android/src/androidTest/java/org/isoron/uhabits/regression/SavedStateRegressionTest.kt

@@ -0,0 +1,48 @@
+/*
+ * Copyright (C) 2020 Álinson Santos Xavier <isoron@gmail.com>
+ *
+ * This file is part of Loop Habit Tracker.
+ *
+ * Loop Habit Tracker is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by the
+ * Free Software Foundation, either version 3 of the License, or (at your
+ * option) any later version.
+ *
+ * Loop Habit Tracker is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+ * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package org.isoron.uhabits.regression
+
+import android.support.test.filters.*
+
+import org.isoron.uhabits.*
+import org.junit.*
+
+import org.isoron.uhabits.acceptance.steps.CommonSteps.*
+import org.isoron.uhabits.acceptance.steps.EditHabitSteps.*
+import org.isoron.uhabits.acceptance.steps.ListHabitsSteps.*
+import org.isoron.uhabits.acceptance.steps.ListHabitsSteps.MenuItem.*
+import org.isoron.uhabits.acceptance.steps.WidgetSteps.clickText
+
+@LargeTest
+class SavedStateRegressionTest : BaseUserInterfaceTest() {
+
+    @Test
+    @Throws(Exception::class)
+    fun shouldNotCrashWhenRotatingWeekdayPickedDialog() {
+        // https://github.com/iSoron/uhabits/issues/534
+        launchApp()
+        clickMenu(ADD)
+        setReminder()
+        clickReminderDays()
+        unselectAllDays()
+        rotateDevice()
+        clickText("Monday")
+    }
+}