Intuitive DSL for Java

/*
 * This file is part of the Intuitive DSL project.
 * Copyright (c) 2026 DBA Labs - Switzerland. All rights reserved.
 *
 * This program is dual-licensed under a commercial license and the AGPLv3.
 * For commercial licensing, contact us at [email protected] or visit https://www.dbalabs.ch.
 *
 * AGPLv3 licensing:
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, version 3 (19 November 2007).
 *
 * 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 Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <https://www.gnu.org/licenses/agpl-3.0.html>.
 */

package ch.dbalabs.intuitivedsl.binding;

import ch.dbalabs.intuitivedsl.annotation.Bind;
import ch.dbalabs.intuitivedsl.annotation.DslCommand;
import ch.dbalabs.intuitivedsl.core.ExecutionContext;
import ch.dbalabs.intuitivedsl.core.IntuitiveDslEngine;
import org.junit.jupiter.api.Test;

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

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

class RepeatableBindingTest {

    @DslCommand(name = "GRANT ACCESS", syntax = "GRANT ACCESS TO target_user ... ;")
    public static class GrantAccessCommand implements Runnable {
        private final List<String> grantedUsers = new ArrayList<>();

        @Bind("target_user")
        public void addUser(String user) {
            this.grantedUsers.add(user);
        }

        @Override public void run() {}
        public List<String> getGrantedUsers() { return grantedUsers; }
    }

    @Test
    void shouldBindAllRepeatableParametersWithoutDataLoss() {
        IntuitiveDslEngine engine = new IntuitiveDslEngine();
        engine.register(GrantAccessCommand.class);

        GrantAccessCommand cmd = engine.execute("GRANT ACCESS TO joe bob charlie ;", ExecutionContext.createDefault());

        assertThat(cmd.getGrantedUsers())
                .as("The DslBinder must inject ALL occurrences of the repeatable parameter.")
                .containsExactly("joe", "bob", "charlie");
    }
}