/*
 * 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.capabilities;

import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatCode;
import static org.mockito.Mockito.mock;

import org.junit.jupiter.api.Test;
import org.neo4j.exceptions.UnsatisfiedDependencyException;
import org.neo4j.logging.InternalLog;

class CapabilityProviderDependenciesTest {

    @Test
    void shouldRegisterAndGet() {
        var deps = new CapabilityProviderDependencies();
        var log = mock(InternalLog.class);

        deps.register(InternalLog.class, () -> log);
        assertThat(deps.get(InternalLog.class)).isSameAs(log);
    }

    @Test
    void shouldNotRegisterTwice() {
        var deps = new CapabilityProviderDependencies();
        var log = mock(InternalLog.class);

        assertThatCode(() -> deps.register(InternalLog.class, () -> log)).doesNotThrowAnyException();
        assertThatCode(() -> deps.register(InternalLog.class, () -> log))
                .isInstanceOf(UnsupportedOperationException.class);
    }

    @Test
    void shouldThrowIfNotRegistered() {
        var deps = new CapabilityProviderDependencies();
        assertThatCode(() -> deps.get(InternalLog.class)).isInstanceOf(UnsatisfiedDependencyException.class);
    }
}
