}

  @Test
  fun trailersHttp2() {
    trailers(Protocol.HTTP_2)
  }

  private fun trailers(protocol: Protocol) {
    enableProtocol(protocol)

    server.enqueue(
      MockResponse
        .Builder()
        .addHeader("h1", "v1")
        .trailers(headersOf("t1", "v2"))
        .body(protocol, "Hello")
        .build(),
    )

    val call = client.newCall(Request(server.url("/")))

}

// Build build from clause
func (from From) Build(builder Builder) {
	if len(from.Tables) > 0 {
		for idx, table := range from.Tables {
			if idx > 0 {
				builder.WriteByte(',')
			}

			builder.WriteQuoted(table)
		}
	} else {
		builder.WriteQuoted(currentTable)
	}

	for _, join := range from.Joins {
		builder.WriteByte(' ')
		join.Build(builder)
	}
}

// MergeClause merge from clause

    assertThrows(IllegalArgumentException.class, () -> builder.addCopies("a", -2));
  }

  public void testBuilderSetCountHandlesNullsCorrectly() {
    ImmutableSortedMultiset.Builder<String> builder =
        new ImmutableSortedMultiset.Builder<>(Ordering.natural().nullsFirst());
    assertThrows(NullPointerException.class, () -> builder.setCount(null, 2));
  }

    server.enqueue(
      MockResponse
        .Builder()
        .body("seed connection")
        .build(),
    )
    server.enqueue(
      MockResponse
        .Builder()
        .code(421)
        .body("misdirected!")
        .build(),
    )
    server.enqueue(
      MockResponse
        .Builder()
        .body("after misdirect")
        .build(),
    )

	}
}

func (join Join) Build(builder Builder) {
	if join.Expression != nil {
		join.Expression.Build(builder)
	} else {
		if join.Type != "" {
			builder.WriteString(string(join.Type))
			builder.WriteByte(' ')
		}

		builder.WriteString("JOIN ")
		builder.WriteQuoted(join.Table)

		if len(join.ON.Exprs) > 0 {
			builder.WriteString(" ON ")
			join.ON.Build(builder)
		} else if len(join.Using) > 0 {

                    ImmutableTypeToInstanceMap.Builder<Object> builder =
                        ImmutableTypeToInstanceMap.builder();
                    for (Object object : elements) {
                      Entry<?, ?> entry = (Entry<?, ?>) object;
                      builder.put((TypeToken) entry.getKey(), entry.getValue());
                    }
                    return (Map) builder.build();
                  }
                })

        return Map.of();
    }

    public static Builder builder() {
        return new Builder();
    }

    public static class Builder {
        private final Map<Class<?>, Object> components = new HashMap<>();

        public ProtoLookup build() {
            return new ProtoLookup(components);
        }

        public <T> Builder addMapping(Class<T> type, T component) {

 * @param <N> The most general node type this builder will support. This is normally {@code Object}
 *     unless it is constrained by using a method like {@link #nodeOrder}, or the builder is
 *     constructed based on an existing {@code ValueGraph} using {@link #from(ValueGraph)}.
 * @param <V> The most general value type this builder will support. This is normally {@code Object}

    val builder =
      MockResponse
        .Builder()
        .chunkedBody("abc", 3)
    val buffer = Buffer()
    builder.body!!.writeTo(buffer)
    buffer.writeUtf8("\r\nYOU SHOULD NOT SEE THIS")
    builder.body(buffer)
    builder.clearHeaders()
    builder.addHeader("Transfer-encoding: chunked")
    server.enqueue(builder.build())

func (values Values) Build(builder Builder) {
	if len(values.Columns) > 0 {
		builder.WriteByte('(')
		for idx, column := range values.Columns {
			if idx > 0 {
				builder.WriteByte(',')
			}
			builder.WriteQuoted(column)
		}
		builder.WriteByte(')')

		builder.WriteString(" VALUES ")

		for idx, value := range values.Values {
			if idx > 0 {
				builder.WriteByte(',')
			}