FileUtilTest.java

/*
 * This file is part of Fim - File Integrity Manager
 *
 * Copyright (C) 2017  Etienne Vrignaud
 *
 * Fim 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.
 *
 * Fim 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 Fim.  If not, see <http://www.gnu.org/licenses/>.
 */
package org.fim.util;

import org.apache.commons.lang3.SystemUtils;
import org.junit.Test;

import java.nio.file.Paths;

import static org.assertj.core.api.Assertions.assertThat;

public class FileUtilTest {
    @Test
    public void canNormalizeAFileName() {
        String normalizedFileName;

        if (SystemUtils.IS_OS_WINDOWS) {
            normalizedFileName = FileUtil.getNormalizedFileName(Paths.get("C:\\dir1\\dir2"));
            assertThat(normalizedFileName).isEqualTo("C:/dir1/dir2");
        } else {
            normalizedFileName = FileUtil.getNormalizedFileName(Paths.get("/dir1/dir2"));
            assertThat(normalizedFileName).isEqualTo("/dir1/dir2");
        }
    }

    @Test
    public void canGetTheRelativeFileName() {
        String relativeFileName = FileUtil.getRelativeFileName("/dir1/dir2/dir3", "/dir1/dir2/dir3/dir4/file1");
        assertThat(relativeFileName).isEqualTo("dir4/file1");

        relativeFileName = FileUtil.getRelativeFileName("/dir5/dir6/dir7", "/dir1/dir2/dir3/dir4/file1");
        assertThat(relativeFileName).isEqualTo("dir1/dir2/dir3/dir4/file1");

        relativeFileName = FileUtil.getRelativeFileName("/dir1/dir2/dir3", "dir4/file1");
        assertThat(relativeFileName).isEqualTo("dir4/file1");
    }
}