String input = "20";
    assertEquals("", Strings.repeat(input, 0));
    assertEquals("20", Strings.repeat(input, 1));
    assertEquals("2020", Strings.repeat(input, 2));
    assertEquals("202020", Strings.repeat(input, 3));

    assertEquals("", Strings.repeat("", 4));

    for (int i = 0; i < 100; ++i) {
      assertEquals(2 * i, Strings.repeat(input, i).length());
    }

        String seed = "very_long_seed_" + "x".repeat(100);
        String[] tags = { "long_tag_" + "y".repeat(50), "another_long_tag_" + "z".repeat(50) };
        String[] roles = { "long_role_" + "a".repeat(50) };
        String[] fields = { "long_field_" + "b".repeat(50) };
        String[] excludes = { "long_exclude_" + "c".repeat(50) };

/**
 * Microbenchmark for {@link com.google.common.base.Strings#repeat}
 *
 * @author Mike Cripps
 */
@NullUnmarked
public class StringsRepeatBenchmark {
  @Param({"1", "5", "25", "125"})
  int count;

  @Param({"1", "10"})
  int length;

  private String originalString;

  @BeforeExperiment
  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8
  void setUp() {

            }
        }
    }

    public void test_encode_withLongValues() {
        String longUser = "user" + "x".repeat(1000);
        String longGroup = "group" + "y".repeat(1000);
        String longRole = "role" + "z".repeat(1000);

        String encodedUser = permissionHelper.encode("{user}" + longUser);
        String encodedGroup = permissionHelper.encode("{group}" + longGroup);

  fun closeReasonMaximumLength() {
    webServer.enqueue(
      MockResponse
        .Builder()
        .webSocketUpgrade(serverListener)
        .build(),
    )
    val clientReason = repeat('C', 123)
    val serverReason = repeat('S', 123)
    val webSocket: WebSocket = newWebSocket()
    val server = serverListener.assertOpen()
    clientListener.assertOpen()
    webSocket.close(1000, clientReason)

    // request headers.
    // 431 "Request Header Fields Too Large"
    val largeHeaders =
      Headers
        .Builder()
        .apply {
          repeat(32) {
            add("name-$it", "value-$it-" + "0".repeat(1024))
          }
        }.build()
    val call2 =
      client.newCall(
        Request
          .Builder()
          .url(server.url("/"))

/**
 * Microbenchmark for {@link com.google.common.base.Strings#repeat}
 *
 * @author Mike Cripps
 */
@NullUnmarked
public class StringsRepeatBenchmark {
  @Param({"1", "5", "25", "125"})
  int count;

  @Param({"1", "10"})
  int length;

  private String originalString;

  @BeforeExperiment
  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8
  void setUp() {

  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8
  public void testReallySimpleFingerprints() {
    assertEquals(8473225671271759044L, fingerprint("test".getBytes(UTF_8)));
    // 32 characters long
    assertEquals(7345148637025587076L, fingerprint(Strings.repeat("test", 8).getBytes(UTF_8)));
    // 256 characters long
    assertEquals(4904844928629814570L, fingerprint(Strings.repeat("test", 64).getBytes(UTF_8)));
  }

        System.setProperty("repeat", "X");
        value = "${repeat}${repeat}${repeat}";
        assertEquals("XXX", ResourceUtil.resolve(value));

        // Clean up
        System.clearProperty("empty");
        System.clearProperty("spaces");
        System.clearProperty("very.long.property.name.with.many.dots");
        System.clearProperty("repeat");
    }

  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8
  public void testReallySimpleFingerprints() {
    assertEquals(8581389452482819506L, fingerprint("test".getBytes(UTF_8)));
    // 32 characters long
    assertEquals(-4196240717365766262L, fingerprint(Strings.repeat("test", 8).getBytes(UTF_8)));
    // 256 characters long
    assertEquals(3500507768004279527L, fingerprint(Strings.repeat("test", 64).getBytes(UTF_8)));
  }