TagsHelperTest.java

/*
 * Copyright (C) 2016 Federico Iosue (federico.iosue@gmail.com)
 *
 * 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 Foundatibehaon, 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 it.feio.android.omninotes.utils;

import android.support.v4.util.Pair;
import it.feio.android.omninotes.models.Note;
import it.feio.android.omninotes.models.Tag;
import org.junit.Before;
import org.junit.Test;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;


public class TagsHelperTest {

	private static String TAG1 = "#mixed";
	private static String TAG2 = "#123numbered";
	private static String TAG3 = "#tags";

	private Note note;


	@Before
	public void setup() {
		note = new Note();
		note.setContent("Random content with " + TAG1 + " " + TAG2 + " " + TAG3);
	}


	@Test
	public void retrievesTagsFromNote() {
		HashMap<String, Integer> tags = TagsHelper.retrieveTags(note);
		assertEquals(tags.size(), 3);
		assertTrue(tags.containsKey(TAG1));
		assertTrue(tags.containsKey(TAG2));
		assertTrue(tags.containsKey(TAG3));
		assertFalse(tags.containsKey("#nonExistingTag"));
	}

	
	@Test
	public void retrievesTagsFromNoteMultilanguage() {
		note.setContent("#привет");
		HashMap<String, Integer> tags = TagsHelper.retrieveTags(note);
		assertTrue(tags.containsKey("#привет"));

		note.setContent("#中华人民共和国");
		tags = TagsHelper.retrieveTags(note);
		assertTrue(tags.containsKey("#中华人民共和国"));
	}


	@Test
	public void removesTagsFromNote() {
		Pair<String, String> pair = TagsHelper.removeTag(note.getTitle(), note.getContent(), java.util.Collections
				.singletonList(new Tag(TAG2, 4)));
		note.setTitle(pair.first);
		note.setContent(pair.second);
		HashMap<String, Integer> tags = TagsHelper.retrieveTags(note);
		assertTrue(tags.containsKey(TAG1));
		assertFalse(tags.containsKey(TAG2));
		assertTrue(tags.containsKey(TAG3));
	}


	@Test
	public void addsTagsToNote() {
		String newTag = "#addedTag";
		List<Tag> tags = new ArrayList<>();
		tags.add(new Tag(newTag, 1));
		tags.add(new Tag(TAG3, 1));
		Pair<String, List<Tag>> newTags = TagsHelper.addTagToNote(tags, new Integer[]{0, 1}, note);
		assertTrue(newTags.first.contains(newTag));
		assertFalse(newTags.first.contains(TAG3));
	}
}