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

import static org.easymock.EasyMock.expect;

import org.mozc.android.inputmethod.japanese.MozcUtil.TelephonyManagerInterface;
import org.mozc.android.inputmethod.japanese.preference.PreferenceUtil;
import org.mozc.android.inputmethod.japanese.testing.InstrumentationTestCaseWithMock;
import org.mozc.android.inputmethod.japanese.testing.MozcPreferenceUtil;
import org.mozc.android.inputmethod.japanese.testing.Parameter;

import android.content.Context;
import android.content.SharedPreferences;
import android.test.suitebuilder.annotation.SmallTest;

/**
 */
public class EmojiProviderTypeTest extends InstrumentationTestCaseWithMock {

  /**
   * @return mock manager
   */
  private TelephonyManagerInterface getTelephonyManagerInterface() {
    return new TelephonyManagerInterface() {
      @Override
      public String getNetworkOperator() {
        return "INVALID NETWORK OPERATOR";
      }
    };
  }

  @SmallTest
  public void testMaybeDetectEmojiProviderType_null() {
    // Just make sure that passing null-SharedPreferences does nothing.
    EmojiProviderType.maybeSetDetectedEmojiProviderType(null, getTelephonyManagerInterface());
  }

  @SmallTest
  public void testMaybeDetectEmojiProviderType_valid() {
    Context context = getInstrumentation().getContext();
    SharedPreferences sharedPreferences = MozcPreferenceUtil.getSharedPreferences(
        context, "DETECT_EMOJI_PROVIDER");

    for (EmojiProviderType providerType : EmojiProviderType.values()) {
      MozcPreferenceUtil.updateSharedPreference(
          sharedPreferences, PreferenceUtil.PREF_EMOJI_PROVIDER_TYPE,
          providerType.name());

      EmojiProviderType.maybeSetDetectedEmojiProviderType(sharedPreferences,
                                                          getTelephonyManagerInterface());

      // Make sure nothing has been changed.
      assertEquals(
          providerType.name(),
          sharedPreferences.getString(PreferenceUtil.PREF_EMOJI_PROVIDER_TYPE, null));
    }
  }

  @SmallTest
  public void testMaybeDetectEmojiProviderType_invalid() {
    Context context = getInstrumentation().getContext();
    SharedPreferences sharedPreferences = MozcPreferenceUtil.getSharedPreferences(
        context, "DETECT_EMOJI_PROVIDER");
    MozcPreferenceUtil.updateSharedPreference(
        sharedPreferences, PreferenceUtil.PREF_EMOJI_PROVIDER_TYPE,
        "INVALID PROVIDER NAME");
    TelephonyManagerInterface telephonyManager = createNiceMock(TelephonyManagerInterface.class);
    // DOCOMO NMP
    expect(telephonyManager.getNetworkOperator()).andStubReturn("44010");
    replayAll();

    EmojiProviderType.maybeSetDetectedEmojiProviderType(sharedPreferences, telephonyManager);

    verifyAll();
    assertEquals(
        "DOCOMO",
        sharedPreferences.getString(PreferenceUtil.PREF_EMOJI_PROVIDER_TYPE, null));
  }

  @SmallTest
  public void testMaybeDetectEmojiProviderType_expectedMobileNetworkOperator() {
    class TestData extends Parameter {
      final String networkOperator;
      final String expectedEmojiProvider;

      TestData(String networkOperator, String expectedEmojiProvider) {
        this.networkOperator = networkOperator;
        this.expectedEmojiProvider = expectedEmojiProvider;
      }
    }

    Context context = getInstrumentation().getContext();
    SharedPreferences sharedPreferences = MozcPreferenceUtil.getSharedPreferences(
        context, "DETECT_EMOJI_PROVIDER");
    TelephonyManagerInterface telephonyManager = createNiceMock(TelephonyManagerInterface.class);

    TestData[] testDataList = {
        new TestData("44010", "DOCOMO"),
        new TestData("44020", "SOFTBANK"),
        new TestData("44070", "KDDI"),
        new TestData("INVALID NETWORK OPERATOR", "NONE"),
    };
    for (TestData testData : testDataList) {
      sharedPreferences.edit().clear().commit();
      resetAll();
      expect(telephonyManager.getNetworkOperator()).andStubReturn(testData.networkOperator);
      replayAll();

      EmojiProviderType.maybeSetDetectedEmojiProviderType(sharedPreferences, telephonyManager);

      verifyAll();
      assertEquals(
          testData.toString(),
          testData.expectedEmojiProvider,
          sharedPreferences.getString(PreferenceUtil.PREF_EMOJI_PROVIDER_TYPE, null));
    }
  }
}