/*
 * Copyright (C) 2017 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.android.setupwizardlib.template;

import static org.junit.Assert.assertEquals;
import static org.mockito.Matchers.eq;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.spy;

import android.content.Context;
import android.content.res.ColorStateList;
import android.content.res.XmlResourceParser;
import android.graphics.Color;
import android.util.Xml;
import android.widget.TextView;
import android.support.test.InstrumentationRegistry;
import android.support.test.filters.SmallTest;
import android.support.test.runner.AndroidJUnit4;
import com.android.setupwizardlib.TemplateLayout;
import com.android.setupwizardlib.test.R;
import java.io.IOException;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.xmlpull.v1.XmlPullParserException;

@RunWith(AndroidJUnit4.class)
@SmallTest
public class ColoredHeaderMixinTest {

  private Context mContext;
  private TemplateLayout mTemplateLayout;
  private TextView mHeaderTextView;

  @Before
  public void setUp() {
    mContext = InstrumentationRegistry.getTargetContext();
    mTemplateLayout =
        spy(new TemplateLayout(mContext, R.layout.test_template, R.id.suw_layout_content));

    mHeaderTextView = new TextView(mContext);
    doReturn(mHeaderTextView).when(mTemplateLayout).findManagedViewById(eq(R.id.suw_layout_title));
  }

  @Test
  public void testSetColor() {
    ColoredHeaderMixin mixin = new ColoredHeaderMixin(mTemplateLayout, null, 0);
    mixin.setColor(ColorStateList.valueOf(Color.MAGENTA));

    assertEquals(ColorStateList.valueOf(Color.MAGENTA), mHeaderTextView.getTextColors());
  }

  @Test
  public void testGetColor() {
    ColoredHeaderMixin mixin = new ColoredHeaderMixin(mTemplateLayout, null, 0);
    mHeaderTextView.setTextColor(ColorStateList.valueOf(Color.GREEN));

    assertEquals(ColorStateList.valueOf(Color.GREEN), mixin.getColor());
  }

  @SuppressWarnings("ResourceType") // Needed to create attribute set from layout XML.
  @Test
  public void testSetColorFromXml() throws IOException, XmlPullParserException {
    final XmlResourceParser parser = mContext.getResources().getXml(R.layout.test_mixin_attributes);
    while (!TemplateLayout.class.getName().equals(parser.getName())) {
      parser.next();
    }
    new ColoredHeaderMixin(mTemplateLayout, Xml.asAttributeSet(parser), 0);

    assertEquals(ColorStateList.valueOf(Color.RED), mHeaderTextView.getTextColors());
  }
}