Add tests for UnarchiveHabitsCommand

app/src/androidTest/java/org/isoron/uhabits/unit/commands/UnarchiveHabitsCommandTest.java

@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2016 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.unit.commands;
+
+import android.support.test.runner.AndroidJUnit4;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import org.isoron.uhabits.BaseTest;
+import org.isoron.uhabits.commands.ArchiveHabitsCommand;
+import org.isoron.uhabits.commands.UnarchiveHabitsCommand;
+import org.isoron.uhabits.models.Habit;
+import org.isoron.uhabits.unit.HabitFixtures;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import java.util.Collections;
+
+import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertTrue;
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class UnarchiveHabitsCommandTest extends BaseTest
+{
+
+    private UnarchiveHabitsCommand command;
+    private Habit habit;
+
+    @Before
+    public void setup()
+    {
+        super.setup();
+
+        habit = HabitFixtures.createShortHabit();
+        Habit.archive(Collections.singletonList(habit));
+
+        command = new UnarchiveHabitsCommand(Collections.singletonList(habit));
+    }
+
+    @Test
+    public void executeUndoRedo()
+    {
+        assertTrue(habit.isArchived());
+
+        command.execute();
+        assertFalse(habit.isArchived());
+
+        command.undo();
+        assertTrue(habit.isArchived());
+
+        command.execute();
+        assertFalse(habit.isArchived());
+    }
+}

app/src/main/java/org/isoron/uhabits/commands/UnarchiveHabitsCommand.java

@@ -22,7 +22,6 @@ package org.isoron.uhabits.commands;
 import org.isoron.uhabits.R;
 import org.isoron.uhabits.models.Habit;
 
-import java.util.LinkedList;
 import java.util.List;
 
 public class UnarchiveHabitsCommand extends Command
@@ -30,12 +29,6 @@ public class UnarchiveHabitsCommand extends Command
 
     private List<Habit> habits;
 
-    public UnarchiveHabitsCommand(Habit habit)
-    {
-        habits = new LinkedList<>();
-        habits.add(habit);
-    }
-
     public UnarchiveHabitsCommand(List<Habit> habits)
     {
         this.habits = habits;