assertThat(Shorts.indexOf(EMPTY, (short) 1)).isEqualTo(-1);
    assertThat(Shorts.indexOf(ARRAY1, (short) 2)).isEqualTo(-1);
    assertThat(Shorts.indexOf(ARRAY234, (short) 1)).isEqualTo(-1);
    assertThat(Shorts.indexOf(new short[] {(short) -1}, (short) -1)).isEqualTo(0);
    assertThat(Shorts.indexOf(ARRAY234, (short) 2)).isEqualTo(0);
    assertThat(Shorts.indexOf(ARRAY234, (short) 3)).isEqualTo(1);

    assertThat(Floats.indexOf(ARRAY234, EMPTY)).isEqualTo(0);
    assertThat(Floats.indexOf(EMPTY, ARRAY234)).isEqualTo(-1);
    assertThat(Floats.indexOf(ARRAY234, ARRAY1)).isEqualTo(-1);
    assertThat(Floats.indexOf(ARRAY1, ARRAY234)).isEqualTo(-1);
    assertThat(Floats.indexOf(ARRAY1, ARRAY1)).isEqualTo(0);
    assertThat(Floats.indexOf(ARRAY234, ARRAY234)).isEqualTo(0);

    assertThat(graph.nodes()).isEqualTo(asGraph.nodes());
    assertThat(graph.edges()).isEqualTo(asGraph.edges());
    assertThat(graph.nodeOrder()).isEqualTo(asGraph.nodeOrder());
    assertThat(graph.incidentEdgeOrder()).isEqualTo(asGraph.incidentEdgeOrder());
    assertThat(graph.isDirected()).isEqualTo(asGraph.isDirected());
    assertThat(graph.allowsSelfLoops()).isEqualTo(asGraph.allowsSelfLoops());

  }

  public void testIndexOf_arrays() {
    assertThat(Booleans.indexOf(EMPTY, false)).isEqualTo(-1);
    assertThat(Booleans.indexOf(ARRAY_FALSE, true)).isEqualTo(-1);
    assertThat(Booleans.indexOf(ARRAY_FALSE_FALSE, true)).isEqualTo(-1);
    assertThat(Booleans.indexOf(ARRAY_FALSE, false)).isEqualTo(0);
    assertThat(Booleans.indexOf(ARRAY_FALSE_TRUE, false)).isEqualTo(0);

  }

  public void testIndexOf_arrays() {
    assertThat(Booleans.indexOf(EMPTY, false)).isEqualTo(-1);
    assertThat(Booleans.indexOf(ARRAY_FALSE, true)).isEqualTo(-1);
    assertThat(Booleans.indexOf(ARRAY_FALSE_FALSE, true)).isEqualTo(-1);
    assertThat(Booleans.indexOf(ARRAY_FALSE, false)).isEqualTo(0);
    assertThat(Booleans.indexOf(ARRAY_FALSE_TRUE, false)).isEqualTo(0);

    assertThat(Bytes.indexOf(EMPTY, (byte) 1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY1, (byte) 2)).isEqualTo(-1);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 1)).isEqualTo(-1);
    assertThat(Bytes.indexOf(new byte[] {(byte) -1}, (byte) -1)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 2)).isEqualTo(0);
    assertThat(Bytes.indexOf(ARRAY234, (byte) 3)).isEqualTo(1);

    assertThat(UnsignedInts.decode("0xffffffff")).isEqualTo(0xffffffff);
    assertThat(UnsignedInts.decode("01234567")).isEqualTo(01234567); // octal
    assertThat(UnsignedInts.decode("#12345678")).isEqualTo(0x12345678);
    assertThat(UnsignedInts.decode("76543210")).isEqualTo(76543210);
    assertThat(UnsignedInts.decode("0x13579135")).isEqualTo(0x13579135);
    assertThat(UnsignedInts.decode("0X13579135")).isEqualTo(0x13579135);

  public void testToInt() {
    assertThat(UnsignedBytes.toInt((byte) 0)).isEqualTo(0);
    assertThat(UnsignedBytes.toInt((byte) 1)).isEqualTo(1);
    assertThat(UnsignedBytes.toInt((byte) 127)).isEqualTo(127);
    assertThat(UnsignedBytes.toInt((byte) -128)).isEqualTo(128);
    assertThat(UnsignedBytes.toInt((byte) -127)).isEqualTo(129);
    assertThat(UnsignedBytes.toInt((byte) -1)).isEqualTo(255);
  }

  public void testCheckedCast() {

    assertThat(network.edgeOrder()).isEqualTo(unordered());
    assertThat(network.nodeOrder()).isEqualTo(insertion()); // default
  }

  @Test
  public void edgeOrder_insertion() {
    MutableNetwork<Integer, String> network =
        NetworkBuilder.directed().edgeOrder(insertion()).build();

    addEdges(network);

    assertThat(network.edgeOrder()).isEqualTo(ElementOrder.insertion());

    ByteStreams.readFully(newTestStream(10), b, 0, 0);
    assertThat(b).isEqualTo(new byte[10]);

    Arrays.fill(b, (byte) 0);
    ByteStreams.readFully(newTestStream(10), b, 0, 10);
    assertThat(b).isEqualTo(newPreFilledByteArray(10));

    Arrays.fill(b, (byte) 0);
    ByteStreams.readFully(newTestStream(10), b, 0, 5);
    assertThat(b).isEqualTo(new byte[] {0, 1, 2, 3, 4, 0, 0, 0, 0, 0});
  }