userResult.setToolchains(Collections.singletonList(toolchain));

        props = new Properties();
        props.put("key", "global_value");
        toolchain = new ToolchainModel();
        toolchain.setType("TYPE");
        toolchain.setProvides(props);
        PersistedToolchains globalResult = new PersistedToolchains();
        globalResult.setToolchains(Collections.singletonList(toolchain));

    public void shouldInterpolateDependencyVersionToSetSameAsProjectVersion() throws Exception {
        Model model = Model.newBuilder()
                .version("3.8.1")
                .dependencies(Collections.singletonList(
                        Dependency.newBuilder().version("${project.version}").build()))
                .build();

        ModelInterpolator interpolator = createInterpolator();

                new ElevateWord("test", 2.0f, Collections.singletonList("test"), Collections.singletonList("content"), null, null);
        ElevateWord elevateWord2 =
                new ElevateWord("hoge", 2.0f, Collections.singletonList("hoge"), Collections.singletonList("content"), null, null);
        ElevateWord elevateWord3 =
                new ElevateWord("fuga", 2.0f, Collections.singletonList("fuga"), Collections.singletonList("content"), null, null);

  }

  public void testIsEmpty() {
    Iterable<String> emptyList = emptyList();
    assertTrue(Iterables.isEmpty(emptyList));

    Iterable<String> singletonList = singletonList("foo");
    assertFalse(Iterables.isEmpty(singletonList));
  }

  public void testSkip_simple() {
    Collection<String> set = ImmutableSet.of("a", "b", "c", "d", "e");

import static com.google.common.truth.Truth.assertThat;
import static java.util.Arrays.asList;
import static java.util.Collections.emptyList;
import static java.util.Collections.nCopies;
import static java.util.Collections.singletonList;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

import static com.google.common.truth.Truth.assertThat;
import static java.util.Arrays.asList;
import static java.util.Collections.emptyList;
import static java.util.Collections.nCopies;
import static java.util.Collections.singletonList;

import com.google.common.annotations.GwtCompatible;
import com.google.common.annotations.GwtIncompatible;
import com.google.common.annotations.J2ktIncompatible;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import static java.util.Arrays.asList;
import static java.util.Collections.singletonList;
import static java.util.Collections.singletonMap;

public class GradleUserManualPlugin implements Plugin<Project> {

    public static final String DOCS_GRADLE_ORG = "https://docs.gradle.org/";

    @Override

            new TestStringListGenerator() {
              @Override
              public List<String> create(String[] elements) {
                return singletonList(elements[0]);
              }
            })
        .named("singletonList")
        .withFeatures(
            CollectionFeature.SERIALIZABLE,
            CollectionFeature.ALLOWS_NULL_VALUES,
            CollectionSize.ONE)

            }

            return result;
        } catch (final ProjectBuildingException | DuplicateProjectException | MavenExecutionException e) {
            return Result.error(Collections.singletonList(new DefaultModelProblem(null, null, null, null, 0, 0, e)));
        } catch (final CycleDetectedException e) {
            String message = "The projects in the reactor contain a cyclic reference: " + e.getMessage();

  }

  public void testPartition_1_1() {
    List<Integer> source = singletonList(1);
    List<List<Integer>> partitions = partition(source, 1);
    assertEquals(1, partitions.size());
    assertEquals(singletonList(1), partitions.get(0));
  }

  public void testPartition_1_2() {
    List<Integer> source = singletonList(1);
    List<List<Integer>> partitions = partition(source, 2);