/*
 * 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.kernel.api.proc;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import static org.neo4j.internal.kernel.api.procs.DefaultParameterValue.ntString;
import static org.neo4j.internal.kernel.api.procs.FieldSignature.inputField;
import static org.neo4j.internal.kernel.api.procs.FieldSignature.outputField;

import org.junit.jupiter.api.Test;
import org.neo4j.internal.kernel.api.procs.Neo4jTypes;

class FieldSignatureTest {
    @Test
    void equalsShouldConsiderName() {
        assertEquals(
                inputField("name", Neo4jTypes.NTString),
                inputField("name", Neo4jTypes.NTString),
                "input without default");
        assertNotEquals(
                inputField("name", Neo4jTypes.NTString),
                inputField("other", Neo4jTypes.NTString),
                "input without default");

        assertEquals(
                inputField("name", Neo4jTypes.NTString, ntString("hello")),
                inputField("name", Neo4jTypes.NTString, ntString("hello")),
                "input with default");
        assertNotEquals(
                inputField("name", Neo4jTypes.NTString, ntString("hello")),
                inputField("other", Neo4jTypes.NTString, ntString("hello")),
                "input with default");

        assertEquals(
                outputField("name", Neo4jTypes.NTString, false),
                outputField("name", Neo4jTypes.NTString, false),
                "output");
        assertNotEquals(
                outputField("name", Neo4jTypes.NTString, false),
                outputField("other", Neo4jTypes.NTString, false),
                "output");

        assertEquals(
                outputField("name", Neo4jTypes.NTString, true),
                outputField("name", Neo4jTypes.NTString, true),
                "deprecated output");
        assertNotEquals(
                outputField("name", Neo4jTypes.NTString, true),
                outputField("other", Neo4jTypes.NTString, true),
                "deprecated output");
    }

    @Test
    void shouldTypeCheckDefaultValue() {
        // when
        IllegalArgumentException exception = assertThrows(
                IllegalArgumentException.class, () -> inputField("name", Neo4jTypes.NTInteger, ntString("bad")));
        assertEquals(
                "Default value does not have a valid type, field type was INTEGER?, but value type was STRING?.",
                exception.getMessage());
    }

    @Test
    void equalsShouldConsiderType() {
        assertEquals(
                inputField("name", Neo4jTypes.NTString),
                inputField("name", Neo4jTypes.NTString),
                "input without default");
        assertNotEquals(
                inputField("name", Neo4jTypes.NTString),
                inputField("name", Neo4jTypes.NTInteger),
                "input without default");

        assertEquals(
                outputField("name", Neo4jTypes.NTString, false),
                outputField("name", Neo4jTypes.NTString, false),
                "output");
        assertNotEquals(
                outputField("name", Neo4jTypes.NTString, false),
                outputField("name", Neo4jTypes.NTInteger, false),
                "output");

        assertEquals(
                outputField("name", Neo4jTypes.NTString, true),
                outputField("name", Neo4jTypes.NTString, true),
                "deprecated output");
        assertNotEquals(
                outputField("name", Neo4jTypes.NTString, true),
                outputField("name", Neo4jTypes.NTInteger, true),
                "deprecated output");
    }

    @Test
    void equalsShouldConsiderDefaultValue() {
        assertEquals(
                inputField("name", Neo4jTypes.NTString, ntString("foo")),
                inputField("name", Neo4jTypes.NTString, ntString("foo")));
        assertNotEquals(
                inputField("name", Neo4jTypes.NTString, ntString("bar")),
                inputField("name", Neo4jTypes.NTString, ntString("baz")));
    }

    @Test
    void equalsShouldConsiderSensitivity() {
        assertEquals(inputField("name", Neo4jTypes.NTString, true), inputField("name", Neo4jTypes.NTString, true));
        assertEquals(inputField("name", Neo4jTypes.NTString, false), inputField("name", Neo4jTypes.NTString, false));
        assertNotEquals(inputField("name", Neo4jTypes.NTString, true), inputField("name", Neo4jTypes.NTString, false));
    }

    @Test
    void equalsShouldConsiderDeprecation() {
        assertEquals(outputField("name", Neo4jTypes.NTString, true), outputField("name", Neo4jTypes.NTString, true));
        assertEquals(outputField("name", Neo4jTypes.NTString, false), outputField("name", Neo4jTypes.NTString, false));
        assertNotEquals(
                outputField("name", Neo4jTypes.NTString, true), outputField("name", Neo4jTypes.NTString, false));
    }
}
