/*
 * Copyright (c) "Neo4j"
 * Neo4j Sweden AB [http://neo4j.com]
 *
 * This file is part of Neo4j.
 *
 * Neo4j 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.neo4j.io.fs;

import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.verify;
import static org.neo4j.io.fs.FileVisitors.onFile;

import java.io.IOException;
import java.nio.file.FileVisitor;
import java.nio.file.Path;
import java.nio.file.Paths;
import org.junit.jupiter.api.Test;
import org.neo4j.function.ThrowingConsumer;

@SuppressWarnings("unchecked")
class OnFileTest {
    private final ThrowingConsumer<Path, IOException> operation = mock(ThrowingConsumer.class);
    private final FileVisitor<Path> wrapped = mock(FileVisitor.class);

    @Test
    void shouldNotOperateOnDirectories() throws IOException {
        Path dir = Paths.get("/some/path");
        onFile(operation, wrapped).preVisitDirectory(dir, null);
        verify(operation, never()).accept(dir);
    }

    @Test
    void shouldOperateOnFiles() throws IOException {
        Path file = Paths.get("/some/path");
        onFile(operation, wrapped).visitFile(file, null);
        verify(operation).accept(file);
    }
}
