Write tests for HabitHistoryView

app/src/androidTest/java/org/isoron/uhabits/unit/views/HabitHistoryViewTest.java

@@ -0,0 +1,102 @@
+/*
+ * 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.views;
+
+import android.support.test.runner.AndroidJUnit4;
+import android.test.suitebuilder.annotation.SmallTest;
+
+import org.isoron.uhabits.helpers.DateHelper;
+import org.isoron.uhabits.models.Habit;
+import org.isoron.uhabits.unit.HabitFixtures;
+import org.isoron.uhabits.views.HabitHistoryView;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import static junit.framework.Assert.assertFalse;
+import static junit.framework.Assert.assertTrue;
+
+@RunWith(AndroidJUnit4.class)
+@SmallTest
+public class HabitHistoryViewTest extends ViewTest
+{
+    private Habit habit;
+    private HabitHistoryView view;
+
+    @Before
+    public void setup()
+    {
+        super.setup();
+
+        HabitFixtures.purgeHabits();
+        HabitFixtures.fixTime();
+
+        habit = HabitFixtures.createLongHabit();
+
+        view = new HabitHistoryView(targetContext);
+        view.setHabit(habit);
+        measureView(dpToPixels(300), dpToPixels(100), view);
+    }
+
+    @Test
+    public void render() throws Throwable
+    {
+        assertRenders(view, "HabitHistoryView/render.png");
+    }
+
+    @Test
+    public void render_withDifferentSize() throws Throwable
+    {
+        measureView(dpToPixels(200), dpToPixels(200), view);
+        assertRenders(view, "HabitHistoryView/renderDifferentSize.png");
+    }
+
+    @Test
+    public void render_withDataOffset() throws Throwable
+    {
+        view.onScroll(null, null, -300, 0);
+        view.invalidate();
+
+        assertRenders(view, "HabitHistoryView/renderDataOffset.png");
+    }
+
+    @Test
+    public void tapDate_withEditableView() throws Throwable
+    {
+        view.setIsEditable(true);
+        tap(view, 280, 30);
+        waitForAsyncTasks();
+
+        long today = DateHelper.getStartOfToday();
+        assertFalse(habit.repetitions.contains(today));
+    }
+
+    @Test
+    public void tapDate_withReadOnlyView() throws Throwable
+    {
+        view.setIsEditable(false);
+        tap(view, 280, 30);
+        waitForAsyncTasks();
+
+        long today = DateHelper.getStartOfToday();
+        assertTrue(habit.repetitions.contains(today));
+    }
+
+}

app/src/main/java/org/isoron/uhabits/tasks/ToggleRepetitionTask.java

@@ -0,0 +1,58 @@
+/*
+ * 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.tasks;
+
+import org.isoron.uhabits.models.Habit;
+
+public class ToggleRepetitionTask extends BaseTask
+{;
+    public interface Listener {
+        void onToggleRepetitionFinished();
+    }
+
+    private Listener listener;
+    private final Habit habit;
+    private final Long timestamp;
+
+    public ToggleRepetitionTask(Habit habit, Long timestamp)
+    {
+        this.timestamp = timestamp;
+        this.habit = habit;
+    }
+
+    @Override
+    protected Void doInBackground(Void... params)
+    {
+        habit.repetitions.toggle(timestamp);
+        return null;
+    }
+
+    @Override
+    protected void onPostExecute(Void aVoid)
+    {
+        if(listener != null) listener.onToggleRepetitionFinished();
+        super.onPostExecute(null);
+    }
+
+    public void setListener(Listener listener)
+    {
+        this.listener = listener;
+    }
+}

app/src/main/java/org/isoron/uhabits/views/HabitHistoryView.java

@@ -25,14 +25,14 @@ import android.graphics.Color;
 import android.graphics.Paint;
 import android.graphics.Paint.Align;
 import android.graphics.Rect;
-import android.os.AsyncTask;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
 
+import org.isoron.uhabits.R;
 import org.isoron.uhabits.helpers.ColorHelper;
 import org.isoron.uhabits.helpers.DateHelper;
-import org.isoron.uhabits.R;
 import org.isoron.uhabits.models.Habit;
+import org.isoron.uhabits.tasks.ToggleRepetitionTask;
 
 import java.text.SimpleDateFormat;
 import java.util.Calendar;
@@ -40,7 +40,8 @@ import java.util.GregorianCalendar;
 import java.util.Locale;
 import java.util.Random;
 
-public class HabitHistoryView extends ScrollableDataView implements HabitDataView
+public class HabitHistoryView extends ScrollableDataView implements HabitDataView,
+        ToggleRepetitionTask.Listener
 {
     private Habit habit;
     private int[] checkmarks;
@@ -69,12 +70,15 @@ public class HabitHistoryView extends ScrollableDataView implements HabitDataVie
     private int textColor;
     private boolean isEditable;
 
+    public HabitHistoryView(Context context)
+    {
+        super(context);
+        init();
+    }
+
     public HabitHistoryView(Context context, AttributeSet attrs)
     {
         super(context, attrs);
-        this.primaryColor = ColorHelper.palette[7];
-        this.checkmarks = new int[0];
-        this.isEditable = false;
         init();
     }
 
@@ -92,6 +96,9 @@ public class HabitHistoryView extends ScrollableDataView implements HabitDataVie
         createPaints();
         createColors();
 
+        isEditable = false;
+        checkmarks = new int[0];
+        primaryColor = ColorHelper.palette[7];
         wdays = DateHelper.getShortDayNames();
         dfMonth = new SimpleDateFormat("MMM", Locale.getDefault());
         dfYear = new SimpleDateFormat("yyyy", Locale.getDefault());
@@ -344,22 +351,9 @@ public class HabitHistoryView extends ScrollableDataView implements HabitDataVie
         final Long timestamp = positionToTimestamp(x, y);
         if(timestamp == null) return false;
 
-        new AsyncTask<Void, Void, Void>()
-        {
-            @Override
-            protected Void doInBackground(Void... params)
-            {
-                habit.repetitions.toggle(timestamp);
-                return null;
-            }
-
-            @Override
-            protected void onPostExecute(Void aVoid)
-            {
-                refreshData();
-                invalidate();
-            }
-        }.execute();
+        ToggleRepetitionTask task = new ToggleRepetitionTask(habit, timestamp);
+        task.setListener(this);
+        task.execute();
 
         return true;
     }
@@ -386,4 +380,12 @@ public class HabitHistoryView extends ScrollableDataView implements HabitDataVie
     {
         this.isEditable = isEditable;
     }
+
+
+    @Override
+    public void onToggleRepetitionFinished()
+    {
+        refreshData();
+        invalidate();
+    }
 }