/*
 * SonarQube Java
 * Copyright (C) 2012-2016 SonarSource SA
 * mailto:contact AT sonarsource DOT com
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
package org.sonar.java.checks.xml.maven.helpers;

import org.junit.Test;
import org.sonar.java.checks.xml.maven.helpers.MavenDependencyMatcher;
import org.sonar.maven.model.LocatedAttribute;
import org.sonar.maven.model.maven2.Dependency;

import javax.annotation.Nullable;

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

public class MavenDependencyMatcherTest {

  private MavenDependencyMatcher matcher;

  @Test(expected=IllegalArgumentException.class)
  public void no_name_should_fail() {
    new MavenDependencyMatcher("", "");
  }

  @Test(expected=IllegalArgumentException.class)
  public void invalid_format_should_fail() {
    new MavenDependencyMatcher(":", "");
  }

  @Test
  public void empty_dependencies_never_match() {
    matcher = new MavenDependencyMatcher("*:log", "");
    assertNotMatch(new Dependency());
  }

  @Test
  public void should_handle_wildcards_for_groupId() {
    matcher = new MavenDependencyMatcher("*:log", "");
    assertMatches("a.b.c", "log");
    assertNotMatch("log", "d");
  }

  @Test
  public void should_handle_wildcards_for_artifactId() {
    matcher = new MavenDependencyMatcher("log:*", "");
    assertNotMatch("a.b.c", "log");
    assertMatches("log", "d");
  }

  @Test
  public void should_handle_exact_values() {
    matcher = new MavenDependencyMatcher("log:log", "");
    assertNotMatch("log", "a");
    assertNotMatch("a.b.c", "log");
    assertMatches("log", "log");
  }

  @Test
  public void should_handle_fixed_versions() {
    matcher = new MavenDependencyMatcher("log:log", "1.3");
    assertNotMatch("log", "a");
    assertNotMatch("a.b.c", "log");
    assertNotMatch("log", "log");
    assertNotMatch("log", "log", "1.2");
    assertMatches("log", "log", "1.3");
  }

  @Test
  public void should_handle_pattern_version() {
    matcher = new MavenDependencyMatcher("log:log", "1.3.*");
    assertNotMatch("log", "a");
    assertNotMatch("a.b.c", "log");
    assertNotMatch("log", "log");
    assertNotMatch("log", "log", "1.2");
    assertMatches("log", "log", "1.3");
    assertMatches("log", "log", "1.3-SNAPSHOT");
  }

  @Test
  public void should_handle_ranged_versions() {
    matcher = new MavenDependencyMatcher("log:log", "1.2.5-2");
    assertNotMatch("log", "a");
    assertNotMatch("a.b.c", "log");
    assertNotMatch("log", "log");
    assertNotMatch("log", "log", "1.2");
    assertMatches("log", "log", "1.3");
  }

  private void assertNotMatch(String groupId, String artifactId) {
    assertNotMatch(groupId, artifactId, null);
  }

  private void assertNotMatch(String groupId, String artifactId, @Nullable String version) {
    assertNotMatch(newDependency(groupId, artifactId, version));
  }

  private void assertNotMatch(Dependency dependency) {
    assertThat(matcher.matches(dependency)).isFalse();
  }

  private void assertMatches(String groupId, String artifactId) {
    assertMatches(groupId, artifactId, null);
  }

  private void assertMatches(String groupId, String artifactId, @Nullable String version) {
    assertMatches(newDependency(groupId, artifactId, version));
  }

  private void assertMatches(Dependency dependency) {
    assertThat(matcher.matches(dependency)).isTrue();
  }

  private static Dependency newDependency(String groupId, String artifactId, @Nullable String version) {
    Dependency dependency = new Dependency();
    dependency.setGroupId(new LocatedAttribute(groupId));
    dependency.setArtifactId(new LocatedAttribute(artifactId));
    if (version != null) {
      dependency.setVersion(new LocatedAttribute(version));
    }
    return dependency;
  }
}