assertEquals("", MoreFiles.getFileExtension(root()));
    assertEquals("", MoreFiles.getFileExtension(FS.getPath(".")));
    assertEquals("", MoreFiles.getFileExtension(FS.getPath("..")));
    assertEquals("", MoreFiles.getFileExtension(FS.getPath("...")));
    assertEquals("", MoreFiles.getFileExtension(FS.getPath("blah")));
    assertEquals("", MoreFiles.getFileExtension(FS.getPath("blah.")));

            assertEquals(1, Integer.signum(v2.compareTo(v1)), "expected " + v2 + " > " + v1);
            assertNotEquals(v1, v2, "expected " + v1 + " != " + v2);
            assertNotEquals(v2, v1, "expected " + v2 + " != " + v1);
        } else {
            assertEquals(0, v1.compareTo(v2), "expected " + v1 + " == " + v2);
            assertEquals(0, v2.compareTo(v1), "expected " + v2 + " == " + v1);

  public void testKeys() {
    resetContainer(mapEntry(k0(), v0()), mapEntry(k0(), v1()), mapEntry(k1(), v0()));
    Multiset<K> keys = multimap().keys();
    assertEquals(2, keys.count(k0()));
    assertEquals(1, keys.count(k1()));
    assertEquals(3, keys.size());
    assertContainsAllOf(keys, k0(), k1());
    assertContainsAllOf(
        keys.entrySet(), Multisets.immutableEntry(k0(), 2), Multisets.immutableEntry(k1(), 1));

        assertEquals("Codehaus", p4.getOrganization().getName());

        // ----------------------------------------------------------------------
        // Value taken from super model
        // ----------------------------------------------------------------------

        assertEquals("4.0.0", p4.getModelVersion());

        assertEquals("4.0.0", p4.getModelVersion());
    }

        assertEquals("4.0.0", ReflectionValueExtractor.evaluate("project.modelVersion", project));

        assertEquals("org.apache.maven", ReflectionValueExtractor.evaluate("project.groupId", project));

        assertEquals("maven-core", ReflectionValueExtractor.evaluate("project.artifactId", project));

        assertEquals("Maven", ReflectionValueExtractor.evaluate("project.name", project));

        profileManager.addProfile(defaultActivated);

        List active = profileManager.getActiveProfiles();

        assertNotNull(active);
        assertEquals(1, active.size());
        assertEquals("defaultActivated", ((Profile) active.get(0)).getId());
    }

    @Test
    void testShouldNotActivateDefaultProfile() throws Exception {
        Profile syspropActivated = new Profile();

        assertContains(range, "2");
        assertEquals(range, parseValid(range.toString()));
    }

    @Test
    void testLowerBoundInclusiveUpperBoundExclusive() {
        VersionRange range = parseValid("[1.2.3.4.5,1.2.3.4.6)");
        assertContains(range, "1.2.3.4.5");
        assertNotContains(range, "1.2.3.4.6");
        assertEquals(range, parseValid(range.toString()));
    }

    @Test

        validator.validate(model, problems);
        assertEquals(0, problems.messages.size());

        Repository repo = new Repository(org.apache.maven.api.settings.Repository.newInstance(false));
        prof.addRepository(repo);
        problems = new SimpleProblemCollector();
        validator.validate(model, problems);
        assertEquals(2, problems.messages.size());

        repo.setUrl("http://xxx.xxx.com");

        param1.setDefaultValue("value1");
        mojoDescriptor.addParameter(param1);

        assertEquals(1, mojoDescriptor.getParameters().size());

        assertEquals(
                mojoDescriptor.getParameters().size(),
                mojoDescriptor.getParameterMap().size());

        Parameter param2 = new Parameter();
        param2.setName("param2");
        param2.setDefaultValue("value2");

            resolver.resolve( project, Collections.singleton( Artifact.SCOPE_COMPILE ), session );
        assertEquals( 0, artifactDependencies.size() );

        artifactDependencies = resolver.resolve( project, Collections.singleton( Artifact.SCOPE_RUNTIME ), session );
        assertEquals( 1, artifactDependencies.size() );
        assertEquals( "b", artifactDependencies.iterator().next().getArtifactId() );
    }
    */

    @Test