/*
 * Copyright (C) 2018 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.util;

import static com.google.common.truth.Truth.assertThat;

import android.app.Activity;
import android.graphics.Color;
import android.graphics.Typeface;
import android.os.Build.VERSION;
import android.os.Build.VERSION_CODES;
import android.os.Bundle;
import androidx.annotation.Nullable;
import android.view.View;
import android.widget.Button;
import com.android.setupwizardlib.R;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.robolectric.Robolectric;
import org.robolectric.RobolectricTestRunner;
import org.robolectric.annotation.Config;

@RunWith(RobolectricTestRunner.class)
@Config(minSdk = Config.OLDEST_SDK, maxSdk = Config.NEWEST_SDK)
public class GlifV3StyleTest {

  @Test
  public void activityWithGlifV3Theme_shouldUseLightNavBarOnV27OrAbove() {
    GlifThemeActivity activity = Robolectric.setupActivity(GlifThemeActivity.class);
    if (VERSION.SDK_INT >= VERSION_CODES.O_MR1) {
      assertThat(activity.getWindow().getNavigationBarColor()).isEqualTo(Color.WHITE);
      int vis = activity.getWindow().getDecorView().getSystemUiVisibility();
      assertThat((vis & View.SYSTEM_UI_FLAG_LIGHT_NAVIGATION_BAR) != 0).isTrue();
    } else if (VERSION.SDK_INT >= VERSION_CODES.LOLLIPOP) {
      assertThat(activity.getWindow().getNavigationBarColor()).isEqualTo(Color.BLACK);
    }
    // Nav bar color is not customizable pre-L
  }

  @Test
  public void buttonWithGlifV3_shouldBeGoogleSans() {
    GlifThemeActivity activity = Robolectric.setupActivity(GlifThemeActivity.class);
    Button button =
        new Button(
            activity,
            Robolectric.buildAttributeSet()
                .setStyleAttribute("@style/SuwGlifButton.Primary")
                .build());
    assertThat(button.getTypeface()).isEqualTo(Typeface.create("google-sans", 0));
    // Button should not be all caps
    assertThat(button.getTransformationMethod()).isNull();
  }

  private static class GlifThemeActivity extends Activity {

    @Override
    protected void onCreate(@Nullable Bundle savedInstanceState) {
      setTheme(R.style.SuwThemeGlifV3_Light);
      super.onCreate(savedInstanceState);
    }
  }
}