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package org.mozc.android.inputmethod.japanese.preference;

import static org.easymock.EasyMock.expect;

import org.mozc.android.inputmethod.japanese.ApplicationInitializerFactory;
import org.mozc.android.inputmethod.japanese.ApplicationInitializerFactory.ApplicationInitializationStatus;
import org.mozc.android.inputmethod.japanese.ApplicationInitializerFactory.ApplicationInitializer;
import org.mozc.android.inputmethod.japanese.MozcUtil;
import org.mozc.android.inputmethod.japanese.MozcUtil.TelephonyManagerInterface;
import org.mozc.android.inputmethod.japanese.testing.ActivityInstrumentationTestCase2WithMock;
import org.mozc.android.inputmethod.japanese.testing.Parameter;
import com.google.common.base.Optional;

import android.app.AlertDialog;
import android.content.Context;
import android.preference.PreferenceManager;
import android.test.suitebuilder.annotation.SmallTest;

/**
 */
public class MozcBasePreferenceActivityTest
    extends ActivityInstrumentationTestCase2WithMock<MozcPreferenceDummy> {
  public MozcBasePreferenceActivityTest() {
    super(MozcPreferenceDummy.class);
  }

  @Override
  protected void tearDown() throws Exception {
    MozcUtil.setDebug(Optional.<Boolean>absent());
    MozcUtil.setDevChannel(Optional.<Boolean>absent());
    MozcUtil.setMozcEnabled(Optional.<Boolean>absent());
    MozcUtil.setMozcDefaultIme(Optional.<Boolean>absent());
    super.tearDown();
  }

  @SmallTest
  public void testMaybeShowAlertDialog() {
    MozcBasePreferenceActivity activity = getActivity();
    AlertDialog imeEnableDialog = createDialogMock(AlertDialog.class);
    AlertDialog imeSwitchDialog = createDialogMock(AlertDialog.class);

    activity.imeEnableDialog = imeEnableDialog;
    activity.imeSwitchDialog = imeSwitchDialog;

    class TestData extends Parameter {
      final boolean isMozcEnabled;
      final boolean isMozcDefaultIme;
      final boolean expectImeEnableDialogShown;
      final boolean expectImeSwitchDialogShown;
      TestData(boolean isMozcEnabled, boolean isMozcDefaultIme,
               boolean expectImeEnableDialogShown, boolean expectImeSwitchDialogShown) {
        this.isMozcEnabled = isMozcEnabled;
        this.isMozcDefaultIme = isMozcDefaultIme;
        this.expectImeEnableDialogShown = expectImeEnableDialogShown;
        this.expectImeSwitchDialogShown = expectImeSwitchDialogShown;
      }
    }

    TestData[] testData = {
        new TestData(false, false, true, false),
        new TestData(false, true, true, false),
        new TestData(true, false, false, true),
        new TestData(true, true, false, false),
    };

    ApplicationInitializationStatus initializationStatus = new ApplicationInitializationStatus() {
      @Deprecated
      @Override
      public boolean isLaunchedAtLeastOnce() {
        return false;
      }
      @Override
      public Optional<Integer> getLastLaunchAbiIndependentVersionCode() {
        return Optional.of(Integer.MAX_VALUE);
      }
      @Override
      public boolean isWelcomeActivityShownAtLeastOnce() {
        return true;
      }
    };

    for (TestData test : testData) {
      resetAll();
      expect(imeEnableDialog.isShowing()).andStubReturn(false);
      expect(imeSwitchDialog.isShowing()).andStubReturn(false);
      if (test.expectImeEnableDialogShown) {
        imeEnableDialog.show();
      }
      if (test.expectImeSwitchDialogShown) {
        imeSwitchDialog.show();
      }
      replayAll();

      MozcUtil.setMozcEnabled(Optional.of(test.isMozcEnabled));
      MozcUtil.setMozcDefaultIme(Optional.of(test.isMozcDefaultIme));

      Context context = getInstrumentation().getTargetContext();
      ApplicationInitializer initializer =
          ApplicationInitializerFactory.createInstance(
              initializationStatus,
              context,
              PreferenceManager.getDefaultSharedPreferences(context),
              new TelephonyManagerInterface() {
                @Override
                public String getNetworkOperator() {
                  return "INVALID NETWORK OPERATOR";
                }
              });

      activity.onPostResumeInternal(initializer);

      verifyAll();
    }
  }
}