BUILD,
                            after(VALIDATE),
                            phase(SOURCES),
                            phase(RESOURCES),
                            phase(COMPILE, after(SOURCES), dependencies(COMPILE, READY)),
                            phase(READY, after(COMPILE), after(RESOURCES)),
                            phase(PACKAGE, after(READY), dependencies("runtime", PACKAGE))),
                    phase(

        assertNotNull(res, "null graph after resolver");
        assertNotNull(res.getVertices(), "no vertices in the resulting graph after resolver");

        assertNotNull(res.getExcidentEdges(v1), "no edges in the resulting graph after resolver");

        assertEquals(4, res.getVertices().size(), "wrong # of vertices in the resulting graph after resolver");
        assertEquals(
                2,

        Date after = new Date(System.currentTimeMillis());
        addSnapshotVersion(target.getVersioning(), "jar", before, "1", 1);
        SnapshotVersion sv2 =
                addSnapshotVersion(source.getVersioning(), "jar", after, "1.0-" + formatDate(after, true) + "-2", 2);
        SnapshotVersion sv3 =
                addSnapshotVersion(source.getVersioning(), "pom", after, "1.0-" + formatDate(after, true) + "-2", 2);

                .build();
    }

    /** Indicates the phase is after the phases given in arguments */
    static Lifecycle.Link after(String b) {
        return new Lifecycle.Link() {
            @Override
            public Kind kind() {
                return Kind.AFTER;
            }

            @Override
            public Lifecycle.Pointer pointer() {

        Multisets.immutableEntry(e0(), 1),
        iterator.next());
    assertFalse(
        "size 1 multiset.entrySet() iterator.hasNext() returned true after next()",
        iterator.hasNext());
    iterator.remove();
    assertTrue(
        "multiset isn't empty after multiset.entrySet() iterator.remove()",
        getMultiset().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)

        Multisets.immutableEntry(e0(), 1),
        iterator.next());
    assertFalse(
        "size 1 multiset.entrySet() iterator.hasNext() returned true after next()",
        iterator.hasNext());
    iterator.remove();
    assertTrue(
        "multiset isn't empty after multiset.entrySet() iterator.remove()",
        getMultiset().isEmpty());
  }

  @CollectionSize.Require(absent = ZERO)

        ClasspathContainer res;

        res = transform.transform(graph, ArtifactScopeEnum.compile, false);

        assertNotNull(res, "null classpath container after compile transform");
        assertNotNull(res.getClasspath(), "null classpath after compile transform");
        assertEquals(3, res.getClasspath().size(), "compile classpath should have 3 entries");
    }

    /* Should complain on attempt to remove() after peek(). */
    assertThrows(IllegalStateException.class, () -> peekingIterator.remove());

    assertEquals(
        "After remove() throws exception, peek should still be ok", "B", peekingIterator.peek());

    /* Should recover to be able to remove() after next(). */
    assertEquals("B", peekingIterator.next());
    peekingIterator.remove();

    /* Should complain on attempt to remove() after peek(). */
    assertThrows(IllegalStateException.class, () -> peekingIterator.remove());

    assertEquals(
        "After remove() throws exception, peek should still be ok", "B", peekingIterator.peek());

    /* Should recover to be able to remove() after next(). */
    assertEquals("B", peekingIterator.next());
    peekingIterator.remove();

    public void afterSessionStart(MavenSession session) throws MavenExecutionException {
        // do nothing
    }

    /**
     * Invoked after all projects were built.
     *
     * This callback is intended to allow extensions to perform cleanup of any
     * allocated external resources after the build. It is invoked on best-effort
     * basis and may be missed due to an Error or RuntimeException in Maven core
     * code.
     *