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) };

    // 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("/"))

		if got != v.want {
			t.Errorf("formatPAXTime(%ds, %dns): got %q, want %q",
				v.sec, v.nsec, got, v.want)
		}
	}
}

func TestParsePAXRecord(t *testing.T) {
	medName := strings.Repeat("CD", 50)
	longName := strings.Repeat("AB", 100)

	vectors := []struct {
		in      string
		wantRes string
		wantKey string
		wantVal string
		ok      bool
	}{
		{"6 k=v\n\n", "\n", "k", "v", true},

        }
    }

    @Test
    @DisplayName("Should handle long strings as elements")
    void testJoinWithLongStrings() {
        String longString1 = "a".repeat(1000);
        String longString2 = "b".repeat(1000);
        String result = StringUtil.join(",", longString1, longString2);
        assertEquals(2001, result.length()); // 1000 + 1 + 1000
        assertTrue(result.startsWith("aaa"));

  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8
  static final String LOTS_OF_DELTAS = Strings.repeat(DELTA, 62);

  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8
  private static final String ALMOST_TOO_MANY_LEVELS = Strings.repeat("a.", 127);

  @SuppressWarnings("InlineMeInliner") // String.repeat unavailable under Java 8

		{"a", 'ӆ', -1},
		{"  ӆ", 'ӆ', 2},
		{"  a", 'ӆ', -1},
		{strings.Repeat("ц", 64) + "ӆ", 'ӆ', 128}, // test cutover
		{strings.Repeat("ц", 64), 'ӆ', -1},

		// 3 bytes
		{"Ꚁ", 'Ꚁ', 0},
		{"a", 'Ꚁ', -1},
		{"  Ꚁ", 'Ꚁ', 2},
		{"  a", 'Ꚁ', -1},
		{strings.Repeat("Ꙁ", 64) + "Ꚁ", 'Ꚁ', 192}, // test cutover
		{strings.Repeat("Ꙁ", 64) + "Ꚁ", '䚀', -1},  // 'Ꚁ' and '䚀' share the same last two bytes

		// 4 bytes

import kotlin.test.assertFailsWith
import okhttp3.FailingCall
import okhttp3.Headers
import okhttp3.Headers.Companion.headersOf
import okhttp3.Protocol
import okhttp3.Request
import okhttp3.Response
import okhttp3.TestUtil.repeat
import okhttp3.internal.concurrent.TaskFaker
import okhttp3.internal.connection.BufferedSocket
import okhttp3.internal.ws.WebSocketExtensions.Companion.parse
import okio.BufferedSink
import okio.BufferedSource

        // Should pass without exception
    }

    @Test
    public void testStringTooLong() throws Exception {
        String longString = "a".repeat(300);
        assertThrows(SmbException.class, () -> {
            validator.validateString(longString, 255, "test");
        });
    }

    @Test
    public void testStringWithNullBytes() throws Exception {

		esum = func(oi ObjectInfo) int64 {
			sum := int64(0)
			for _, i := range oi.Parts {
				sum += i.Size
			}
			return sum
		}
	)

	s1 := []int64{5487701, 5487799, 3}
	s2 := repeat(5487701, 5)
	s3 := repeat(maxPartSz, 10000)
	testMPs := []struct {
		decSizes []int64
		oi       ObjectInfo
	}{
		{s1, mkMPObj(s1)},
		{s2, mkMPObj(s2)},
		{s3, mkMPObj(s3)},
	}