src/android/tests/src/com/google/android/inputmethod/japanese/preference/PreferenceBaseFragmentTest.java

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

import org.mozc.android.inputmethod.japanese.testing.ApiLevel;

import android.os.Bundle;
import android.test.InstrumentationTestCase;
import android.test.suitebuilder.annotation.SmallTest;

/**
 * TODO(matsuzakit): Test #addPreferences method.
 * Currently it is skpped because partial mock is not available
 * <http://b/6241958#ISSUE_HistoryHeader59>
 *
 */
@ApiLevel(11)
public class PreferenceBaseFragmentTest extends InstrumentationTestCase {

  @SmallTest
  public void testToPreferencePage() {
    // For valid names, the PreferencePage should be returned.
    for (PreferencePage preferencePage : PreferencePage.values()) {
      assertSame(preferencePage,
                 PreferenceBaseFragment.toPreferencePage(preferencePage.name()));
    }

    // For null, the FLAT should be returned as the default value.
    assertSame(PreferencePage.FLAT,
               PreferenceBaseFragment.toPreferencePage(null));

    // For invalid page name (like "TAKENOKO"), also FLAT should be returned as the default value.
    assertSame(PreferencePage.FLAT,
               PreferenceBaseFragment.toPreferencePage("TAKENOKO"));
  }

  @SmallTest
  public void testGetPrefrerencePageName() {
    // bundle is null.
    assertNull(PreferenceBaseFragment.getPrefrerencePageName(null));

    // "DICTIONARY"
    Bundle bundle = new Bundle();
    bundle.putString(PreferencePage.EXTRA_ARGUMENT_PREFERENCE_PAGE_NAME,
                     PreferencePage.DICTIONARY.name());
    assertEquals(PreferencePage.DICTIONARY.name(),
                 PreferenceBaseFragment.getPrefrerencePageName(bundle));

    // "KINOKO" (invalid page name, but returns it as is. Expectedly)
    bundle.clear();
    bundle.putString(PreferencePage.EXTRA_ARGUMENT_PREFERENCE_PAGE_NAME, "KINOKO");
    assertEquals("KINOKO",
                 PreferenceBaseFragment.getPrefrerencePageName(bundle));

    // null value in bundle.
    bundle.clear();
    bundle.putString(PreferencePage.EXTRA_ARGUMENT_PREFERENCE_PAGE_NAME, null);
    assertNull(PreferenceBaseFragment.getPrefrerencePageName(bundle));
  }
}