testIndexOf() — netty Function Reference

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

Function java Buffer Allocators

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Buffer→ Allocators→ testIndexOf() — netty Function Reference

Dependency Diagram

graph TD
  4d101500_38be_41ba_86d9_b7c6364616ad["testIndexOf()"]
  6540f2d1_cdad_6705_dd1d_9a24e2e53242["AbstractByteBufTest"]
  4d101500_38be_41ba_86d9_b7c6364616ad -->|defined in| 6540f2d1_cdad_6705_dd1d_9a24e2e53242
  style 4d101500_38be_41ba_86d9_b7c6364616ad fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

buffer/src/test/java/io/netty/buffer/AbstractByteBufTest.java lines 2460–2493

    @Test
    public void testIndexOf() {
        buffer.clear();
        // Ensure the buffer is completely zero'ed.
        buffer.setZero(0, buffer.capacity());

        buffer.writeByte((byte) 1);
        buffer.writeByte((byte) 2);
        buffer.writeByte((byte) 3);
        buffer.writeByte((byte) 2);
        buffer.writeByte((byte) 1);

        assertEquals(-1, buffer.indexOf(1, 4, (byte) 1));
        assertEquals(-1, buffer.indexOf(4, 1, (byte) 1));
        assertEquals(1, buffer.indexOf(1, 4, (byte) 2));
        assertEquals(3, buffer.indexOf(4, 1, (byte) 2));

        try {
            buffer.indexOf(0, buffer.capacity() + 1, (byte) 0);
            fail();
        } catch (IndexOutOfBoundsException expected) {
            // expected
        }

        try {
            buffer.indexOf(buffer.capacity(), -1, (byte) 0);
            fail();
        } catch (IndexOutOfBoundsException expected) {
            // expected
        }

        assertEquals(4, buffer.indexOf(buffer.capacity() + 1, 0, (byte) 1));
        assertEquals(0, buffer.indexOf(-1, buffer.capacity(), (byte) 1));
    }