when(backingMap.get(KEY)).thenReturn(current);
    // it's ok if removal fails: another thread may have done the remove
    when(backingMap.remove(KEY, current)).thenReturn(false);

    assertEquals(countToRemove, multiset.remove(KEY, countToRemove));
    assertEquals(0, current.get());
  }

  public void testRemoveExactly() {

    private final Map<K, V> parent;

    /**
     * Creates a new parameter map.
     *
     * @param parent the parent map
     */
    public ParamMap(final Map<K, V> parent) {
        this.parent = parent;
    }

    /**
     * Gets the parent map.
     *
     * @return the parent map
     */
    public Map<K, V> getParent() {
        return parent;
    }

    /**

        parent.setVersion("1.0");

        assertNotNull(this.newModelResolver().resolveModel(parent));
        assertEquals("1.0", parent.getVersion());
    }

    @Test
    void testResolveParentSuccessfullyResolvesExistingParentUsingHighestVersion() throws Exception {
        final Parent parent = new Parent();
        parent.setGroupId("ut.simple");
        parent.setArtifactId("artifact");

                if (current.length() > 0) {
                    args.add(current.toString());
                    current.setLength(0);
                }
            } else {
                current.append(c);
            }
        }

        // Add last argument
        if (current.length() > 0) {
            args.add(current.toString());
        }

        return args;

    }

    /**
     * Gets the current page number being displayed.
     *
     * @return The current page number
     */
    public int getCurrentPageNumber() {
        if (currentPageNumber <= 0) {
            currentPageNumber = getDefaultCurrentPageNumber();
        }
        return currentPageNumber;
    }

    /**
     * Sets the current page number.
     *

        parent.setVersion("1");

        assertNotNull(this.newModelResolver().resolveModel(parent));
        assertEquals("1", parent.getVersion());
    }

    @Test
    void testResolveParentSuccessfullyResolvesExistingParentUsingHighestVersion() throws Exception {
        final Parent parent = new Parent();
        parent.setGroupId("org.apache");
        parent.setArtifactId("apache");
        parent.setVersion("(,2.0)");

pkg syscall (freebsd-386), func Mknod(string, uint32, uint64) error
pkg syscall (freebsd-386), type Dirent struct, Fileno uint64
pkg syscall (freebsd-386), type Dirent struct, Namlen uint16
pkg syscall (freebsd-386), type Dirent struct, Off int64
pkg syscall (freebsd-386), type Dirent struct, Pad0 uint8
pkg syscall (freebsd-386), type Dirent struct, Pad1 uint16
pkg syscall (freebsd-386), type Stat_t struct, Atim_ext int32

            <parent>child</parent>
            <child>child</child>
            <parent-only>parent</parent-only>
          </defaults>
          <appends combine.children="append">
            <parent-only>parent</parent-only>
            <parent>parent</parent>
            <parent>child</parent>
            <child>child</child>
          </appends>

    }

    /**
     * Inserts a new child element to the given parent element with proper Maven POM ordering.
     *
     * @param name the name of the new element
     * @param parent the parent element
     * @return the new element
     *
     */
    public static Element insertNewElement(String name, Element parent) {
        PomEditor editor = new PomEditor(parent.document());
        return editor.insertMavenElement(parent, name);

		<url>******@****.***:codelibs/fess-crawler.git</url>
	  <tag>HEAD</tag>
  </scm>
	<parent>
		<groupId>org.codelibs.fess</groupId>
		<artifactId>fess-parent</artifactId>
		<version>15.4.0</version>
	</parent>
	<modules>
		<module>fess-crawler</module>
		<module>fess-crawler-lasta</module>
		<module>fess-crawler-opensearch</module>
	</modules>
	<build>