base
        .newBuilder()
        .setEncodedPathSegment(0, "%25")
        .build()
        .encodedPath,
    ).isEqualTo("/%25/b/c")
  }

  @Test
  fun setEncodedPathSegmentRejectsDot() {
    val base = parse("http://host/a/b/c")
    assertFailsWith<IllegalArgumentException> {
      base.newBuilder().setEncodedPathSegment(0, ".")
    }
  }

  @Test