testWriteZero() — netty Function Reference

Architecture documentation for the testWriteZero() function in AbstractByteBufTest.java from the netty codebase.

Function java Buffer Telemetry

Entity Profile

Buffer→ Telemetry→ testWriteZero() — netty Function Reference

Dependency Diagram

graph TD
  9a501873_d05b_bdfe_ba92_e579b583801b["testWriteZero()"]
  6540f2d1_cdad_6705_dd1d_9a24e2e53242["AbstractByteBufTest"]
  9a501873_d05b_bdfe_ba92_e579b583801b -->|defined in| 6540f2d1_cdad_6705_dd1d_9a24e2e53242
  style 9a501873_d05b_bdfe_ba92_e579b583801b fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/test/java/io/netty/buffer/AbstractByteBufTest.java lines 1899–1926

    @Test
    public void testWriteZero() {
        try {
            buffer.writeZero(-1);
            fail();
        } catch (IllegalArgumentException e) {
            // Expected
        }

        buffer.clear();
        while (buffer.isWritable()) {
            buffer.writeByte((byte) 0xFF);
        }

        buffer.clear();
        for (int i = 0; i < buffer.capacity();) {
            int length = Math.min(buffer.capacity() - i, random.nextInt(32));
            buffer.writeZero(length);
            i += length;
        }

        assertEquals(0, buffer.readerIndex());
        assertEquals(buffer.capacity(), buffer.writerIndex());

        for (int i = 0; i < buffer.capacity(); i ++) {
            assertEquals(0, buffer.getByte(i));
        }
    }