Converter<String, Number> converter = Converter.<String, Number>from(forward, backward);

    assertNull(converter.convert(null));
    assertNull(converter.reverse().convert(null));

    assertEquals((Integer) 5, converter.convert("5"));
    assertEquals("5", converter.reverse().convert(5));
  }

  // Null-passthrough violates our nullness annotations, so we don't support it under J2KT.
  @J2ktIncompatible

 * </ul>
 *
 * <p>Using a converter:
 *
 * <ul>
 *   <li>Convert one instance in the "forward" direction using {@code converter.convert(a)}.
 *   <li>Convert multiple instances "forward" using {@code converter.convertAll(as)}.
 *   <li>Convert in the "backward" direction using {@code converter.reverse().convert(b)} or {@code
 *       converter.reverse().convertAll(bs)}.

        assertEquals("http://hoge.com/http/fuga.html", urlConvertHelper.convert(url));

        url = "tp://hoge.com/http/fuga.html";
        assertEquals("tp://hoge.com/http/fuga.html", urlConvertHelper.convert(url));

        urlConvertHelper.add("^tp:", "http:");

        url = "http://hoge.com/http/fuga.html";
        assertEquals("http://hoge.com/http/fuga.html", urlConvertHelper.convert(url));

        url = "tp://hoge.com/http/fuga.html";

        assertEquals(result, duplicateHostHelper.convert(url));

        url = "http://foo.com/";
        result = "http://www.foo.com/";
        assertEquals(result, duplicateHostHelper.convert(url));

        url = "http://foo.com:8080/";
        result = "http://www.foo.com:8080/";
        assertEquals(result, duplicateHostHelper.convert(url));

        url = "http://mail.bar.com/";

    assertEquals(TestEnum.CHEETO, converter.convert("CHEETO"));
    assertEquals(TestEnum.HONDA, converter.convert("HONDA"));
    assertEquals(TestEnum.POODLE, converter.convert("POODLE"));
    assertNull(converter.convert(null));
    assertNull(converter.reverse().convert(null));
  }

  @GwtIncompatible // stringConverter
  public void testStringConverter_convertError() {

                            }))
                    .installationToolchainsSource(convert(request.getGlobalToolchainsSource()))
                    .userToolchainsSource(convert(request.getUserToolchainsSource()))
                    .build());

            return new DefaultToolchainsBuildingResult(
                    new PersistedToolchains(result.getEffectiveToolchains()), convert(result.getProblems()));
        } catch (ToolchainsBuilderException e) {

		input  map[string]interface{}
		expect clause.Values
	}{
		{
			name: "Test convert string value",
			input: map[string]interface{}{
				"name": "my name",
			},
			expect: clause.Values{
				Columns: []clause.Column{{Name: "name"}},
				Values:  [][]interface{}{{"my name"}},
			},
		},
		{
			name: "Test convert int value",
			input: map[string]interface{}{
				"age": 18,
			},
			expect: clause.Values{

    if (MINUTES.convert(nanos, NANOSECONDS) > 0) {
      return MINUTES;
    }
    if (SECONDS.convert(nanos, NANOSECONDS) > 0) {
      return SECONDS;
    }
    if (MILLISECONDS.convert(nanos, NANOSECONDS) > 0) {
      return MILLISECONDS;
    }
    if (MICROSECONDS.convert(nanos, NANOSECONDS) > 0) {
      return MICROSECONDS;
    }
    return NANOSECONDS;
  }

  private static String abbreviate(TimeUnit unit) {

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific language
 * governing permissions and limitations under the License.
 */
package org.codelibs.core.convert;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.nullValue;
import static org.junit.Assert.assertThat;

import org.codelibs.core.exception.ClIllegalArgumentException;

    assertThat(converter.convert("1.0")).isEqualTo((Double) 1.0);
    assertThat(converter.convert("0.0")).isEqualTo((Double) 0.0);
    assertThat(converter.convert("-1.0")).isEqualTo((Double) (-1.0));
    assertThat(converter.convert("1")).isEqualTo((Double) 1.0);
    assertThat(converter.convert("0")).isEqualTo((Double) 0.0);
    assertThat(converter.convert("-1")).isEqualTo((Double) (-1.0));