Add tests for NonIndexableKeys in NFC payments

/*

 * 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.settings.nfc;

import android.content.Context;

import android.content.pm.PackageManager;

import android.content.pm.PackageParser;

import com.android.settings.SettingsRobolectricTestRunner;

import com.android.settings.TestConfig;

import org.junit.Before;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

import org.robolectric.annotation.Config;

import java.util.List;

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

import static org.mockito.Mockito.mock;

import static org.mockito.Mockito.when;

@RunWith(SettingsRobolectricTestRunner.class)

@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)

public class PaymentSettingsTest {

    @Mock

    Context mContext;

    @Mock

    private PackageManager mManager;

    private PaymentSettings mFragment;

    @Before

    public void setUp() {

        MockitoAnnotations.initMocks(this);

        mFragment = new PaymentSettings();

        when(mContext.getPackageManager()).thenReturn(mManager);

    }

    @Test

    public void testNonIndexableKey_NoNFC_KeyAdded() {

        when(mManager.hasSystemFeature(PackageManager.FEATURE_NFC)).thenReturn(false);

        List<String> niks = mFragment.SEARCH_INDEX_DATA_PROVIDER.getNonIndexableKeys(mContext);

        assertThat(niks).contains(mFragment.PAYMENT_KEY);

    }

    @Test

    public void testNonIndexableKey_NFC_NoKeyAdded() {

        when(mManager.hasSystemFeature(PackageManager.FEATURE_NFC)).thenReturn(true);

        List<String> niks = mFragment.SEARCH_INDEX_DATA_PROVIDER.getNonIndexableKeys(mContext);

        assertThat(niks).isNull();

    }

}

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