/*
 * 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.shell.prettyprint;

import static org.assertj.core.api.Assertions.assertThat;
import static org.neo4j.shell.prettyprint.CypherVariablesFormatter.escape;
import static org.neo4j.shell.prettyprint.CypherVariablesFormatter.unescapedCypherVariable;

import org.junit.jupiter.api.Test;

class CypherVariablesFormatterTest {

    @Test
    void escapeNonAlphanumericStrings() {
        assertThat(escape("abc12_A")).isEqualTo("abc12_A");
        assertThat(escape("Åbc12_A")).isEqualTo("Åbc12_A");
        assertThat(escape("\0")).isEqualTo("`\0`");
        assertThat(escape("\n")).isEqualTo("`\n`");
        assertThat(escape("comma, separated")).isEqualTo("`comma, separated`");
        assertThat(escape("escaped content `back ticks #")).isEqualTo("`escaped content ``back ticks #`");
        assertThat(escape("escaped content two `back `ticks")).isEqualTo("`escaped content two ``back ``ticks`");
    }

    @Test
    void reEscapeNonAlphanumericStrings() throws Exception {
        assertThat(unescapedCypherVariable("abc12_A")).isEqualTo("abc12_A");
        assertThat(unescapedCypherVariable("Åbc12_A")).isEqualTo("Åbc12_A");
        assertThat(unescapedCypherVariable("`\0`")).isEqualTo("\0");
        assertThat(unescapedCypherVariable("`\n`")).isEqualTo("\n");
        assertThat(unescapedCypherVariable("`comma, separated`")).isEqualTo("comma, separated");
        assertThat(unescapedCypherVariable("`escaped content ``back ticks #`"))
                .isEqualTo("escaped content `back ticks #");
        assertThat(unescapedCypherVariable("`escaped content two ``back ``ticks`"))
                .isEqualTo("escaped content two `back `ticks");
    }
}
