assertEquals("", joiner.join(set));
    assertEquals("", joiner.join(set.iterator()));

    Object[] array = newArrayList(set).toArray(new Integer[0]);
    assertEquals("", joiner.join(array));

    StringBuilder sb1FromIterable = new StringBuilder();
    assertSame(sb1FromIterable, joiner.appendTo(sb1FromIterable, set));
    assertEquals(0, sb1FromIterable.length());

        Object[] artifacts = new Object[] {a.artifact, c.artifact, d1.artifact, b2.artifact, e.artifact, g.artifact};
        assertEquals(createSet(artifacts), res.getArtifacts(), "Check artifact list");
        assertEquals("1.0", getArtifact("d", res.getArtifacts()).getVersion(), "Check version");
        assertEquals("2.0", getArtifact("b", res.getArtifacts()).getVersion(), "Check version");
    }

    @Test

    ImmutableList<String> list = multiset.asList();
    assertEquals(ImmutableList.of("a", "a", "b", "b", "b"), list);
    SerializableTester.reserializeAndAssert(list);
    assertEquals(2, list.indexOf("b"));
    assertEquals(4, list.lastIndexOf("b"));
  }

  private static class IntegerDiv10 implements Comparable<IntegerDiv10> {
    final int value;

 * under the License.
 */
package org.apache.maven.artifact.resolver.filter;

import java.util.Arrays;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertTrue;

/**
 * Tests {@link AndArtifactFilter}.
 *
 */
class AndArtifactFilterTest {

    assertEquals(-100883544, smear(-1661998771));
    assertEquals(1312247346, smear(-65105105));
    assertEquals(-79641824, smear(-73789608));
    assertEquals(1739416943, smear(-518907128));
    assertEquals(483849880, smear(99135751));
    assertEquals(1797032732, smear(-252332814));
    assertEquals(329701497, smear(755814641));
    assertEquals(-1411506712, smear(1180918287));
    assertEquals(-132448996, smear(1344049776));

    resetWithHole();
    assertEquals(null, sortedMultiset.headMultiset(a.getElement(), OPEN).lastEntry());
    assertEquals(a, sortedMultiset.headMultiset(b.getElement(), OPEN).lastEntry());
    assertEquals(a, sortedMultiset.headMultiset(c.getElement(), OPEN).lastEntry());
  }

  @CollectionSize.Require(SEVERAL)
  public void testFloor() {
    resetWithHole();

    }

    @Test
    fun `promotion project has expected build types for master branch`() {
        val model = setupModelFor("master")

        assertEquals("Promotion", model.name)
        assertEquals(10, model.buildTypes.size)
        assertEquals(
            listOf(
                "SanityCheck",
                "Nightly Snapshot",
                "Nightly Snapshot (from QuickFeedback)",

        MavenProject project = result.get(0).getProject();
        // verify a few typical parameters are not duplicated
        assertEquals(1, project.getTestCompileSourceRoots().size());
        assertEquals(1, project.getCompileSourceRoots().size());
        assertEquals(1, project.getMailingLists().size());
        assertEquals(1, project.getResources().size());
    }

    @Test

        model.setArtifactId("real-artifact");

        MavenProject project = new MavenProject(model);

        assertEquals("test-group", project.getGroupId(), "groupId proto-inheritance failed.");
        assertEquals("real-artifact", project.getArtifactId(), "artifactId is masked.");
        assertEquals("1000", project.getVersion(), "version proto-inheritance failed.");

        // draw the NPE.
        project.getId();
    }

            assertEquals(2, jdks.getToolchains().size());

            merger.merge(jdks, jdksExtend, TrackableBase.USER_LEVEL);
            assertEquals(2, jdks.getToolchains().size());
            Xpp3Dom config0 = (Xpp3Dom) jdks.getToolchains().get(0).getConfiguration();
            assertEquals("lib/tools.jar", config0.getChild("toolsJar").getValue());
            assertEquals(2, config0.getChildCount());