TestUtils.java

/*
 * Kontalk Android client
 * Copyright (C) 2017 Kontalk Devteam <devteam@kontalk.org>

 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.

 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

package org.kontalk;

import org.hamcrest.CustomMatcher;
import org.hamcrest.Matcher;

import android.content.Context;
import android.database.Cursor;
import android.support.test.InstrumentationRegistry;
import android.view.View;
import android.widget.Adapter;
import android.widget.AdapterView;

import org.kontalk.authenticator.Authenticator;
import org.kontalk.message.CompositeMessage;
import org.kontalk.message.TextComponent;
import org.kontalk.util.MessageUtils;

import static org.hamcrest.Matchers.notNullValue;
import static org.junit.Assert.assertThat;
import static org.junit.Assume.assumeFalse;
import static org.junit.Assume.assumeTrue;


public class TestUtils {
    private TestUtils() {
    }

    public static void skipIfDefaultAccountDoesNotExist() {
        assumeFalse("default account does not exist - skipping test",
            Authenticator.getDefaultAccount
                (InstrumentationRegistry.getTargetContext()) == null);
    }

    public static void skipIfDefaultAccountExists() {
        assumeTrue("default account exists - skipping test",
            Authenticator.getDefaultAccount
                (InstrumentationRegistry.getTargetContext()) == null);
    }

    public static void assertDefaultAccountExists() {
        assertThat("default account does not exist",
            Authenticator.getDefaultAccount
                (InstrumentationRegistry.getTargetContext()),
            notNullValue());
    }

    public static Matcher<View> withMessageDirection(final int direction) {
        return new CustomMatcher<View>("with message direction: ") {
            @Override
            public boolean matches(Object item) {
                if (!(item instanceof AdapterView)) {
                    return false;
                }

                Adapter adapter = ((AdapterView) item).getAdapter();
                for (int i = 0; i < adapter.getCount(); i++) {
                    Cursor message = (Cursor) adapter.getItem(i);
                    if (message != null && MessageUtils.getMessageDirection(message) == direction) {
                        return true;
                    }
                }
                return false;
            }
        };
    }

    public static Matcher<View> withMessageContent(final Context context, final String content) {
        return new CustomMatcher<View>("with message content: ") {
            @Override
            public boolean matches(Object item) {
                if (!(item instanceof AdapterView)) {
                    return false;
                }

                Adapter adapter = ((AdapterView) item).getAdapter();
                for (int i = 0; i < adapter.getCount(); i++) {
                    Cursor cursor = (Cursor) adapter.getItem(i);
                    if (cursor != null) {
                        CompositeMessage message = CompositeMessage.fromCursor(context, cursor);
                        TextComponent text = message.getComponent(TextComponent.class);
                        if (text != null && text.getContent().equalsIgnoreCase(content)) {
                            return true;
                        }
                    }
                }
                return false;
            }
        };
    }
}