/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.building;

import org.apache.maven.building.Problem.Severity;
import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertSame;

class DefaultProblemTest {

    @Test
    void testGetSeverity() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertEquals(Severity.ERROR, problem.getSeverity());

        problem = new DefaultProblem(null, Severity.FATAL, null, -1, -1, null);
        assertEquals(Severity.FATAL, problem.getSeverity());

        problem = new DefaultProblem(null, Severity.ERROR, null, -1, -1, null);
        assertEquals(Severity.ERROR, problem.getSeverity());

        problem = new DefaultProblem(null, Severity.WARNING, null, -1, -1, null);
        assertEquals(Severity.WARNING, problem.getSeverity());
    }

    @Test
    void testGetLineNumber() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertEquals(-1, problem.getLineNumber());

        problem = new DefaultProblem(null, null, null, 42, -1, null);
        assertEquals(42, problem.getLineNumber());

        problem = new DefaultProblem(null, null, null, Integer.MAX_VALUE, -1, null);
        assertEquals(Integer.MAX_VALUE, problem.getLineNumber());

        // this case is not specified, might also return -1
        problem = new DefaultProblem(null, null, null, Integer.MIN_VALUE, -1, null);
        assertEquals(Integer.MIN_VALUE, problem.getLineNumber());
    }

    @Test
    void testGetColumnNumber() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertEquals(-1, problem.getColumnNumber());

        problem = new DefaultProblem(null, null, null, -1, 42, null);
        assertEquals(42, problem.getColumnNumber());

        problem = new DefaultProblem(null, null, null, -1, Integer.MAX_VALUE, null);
        assertEquals(Integer.MAX_VALUE, problem.getColumnNumber());

        // this case is not specified, might also return -1
        problem = new DefaultProblem(null, null, null, -1, Integer.MIN_VALUE, null);
        assertEquals(Integer.MIN_VALUE, problem.getColumnNumber());
    }

    @Test
    void testGetException() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertNull(problem.getException());

        Exception e = new Exception();
        problem = new DefaultProblem(null, null, null, -1, -1, e);
        assertSame(e, problem.getException());
    }

    @Test
    void testGetSource() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertEquals("", problem.getSource());

        problem = new DefaultProblem(null, null, "", -1, -1, null);
        assertEquals("", problem.getSource());

        problem = new DefaultProblem(null, null, "SOURCE", -1, -1, null);
        assertEquals("SOURCE", problem.getSource());
    }

    @Test
    void testGetLocation() {
        DefaultProblem problem = new DefaultProblem(null, null, null, -1, -1, null);
        assertEquals("", problem.getLocation());

        problem = new DefaultProblem(null, null, "SOURCE", -1, -1, null);
        assertEquals("SOURCE", problem.getLocation());

        problem = new DefaultProblem(null, null, null, 42, -1, null);
        assertEquals("line 42", problem.getLocation());

        problem = new DefaultProblem(null, null, null, -1, 127, null);
        assertEquals("column 127", problem.getLocation());

        problem = new DefaultProblem(null, null, "SOURCE", 42, 127, null);
        assertEquals("SOURCE, line 42, column 127", problem.getLocation());
    }

    @Test
    void testGetMessage() {
        DefaultProblem problem = new DefaultProblem("MESSAGE", null, null, -1, -1, null);
        assertEquals("MESSAGE", problem.getMessage());

        problem = new DefaultProblem(null, null, null, -1, -1, new Exception());
        assertEquals("", problem.getMessage());

        problem = new DefaultProblem(null, null, null, -1, -1, new Exception("EXCEPTION MESSAGE"));
        assertEquals("EXCEPTION MESSAGE", problem.getMessage());
    }
}
