testEnsureOpen() — netty Function Reference

Architecture documentation for the testEnsureOpen() function in EmbeddedChannelTest.java from the netty codebase.

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Dependency Diagram

graph TD
  c3192c70_ecf1_c806_6b02_7696668776c8["testEnsureOpen()"]
  300cabef_b042_697f_5623_37ce249f504d["EmbeddedChannelTest"]
  c3192c70_ecf1_c806_6b02_7696668776c8 -->|defined in| 300cabef_b042_697f_5623_37ce249f504d
  4fc8a753_5665_2ca5_69db_dc1006272b05["close()"]
  c3192c70_ecf1_c806_6b02_7696668776c8 -->|calls| 4fc8a753_5665_2ca5_69db_dc1006272b05
  style c3192c70_ecf1_c806_6b02_7696668776c8 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

transport/src/test/java/io/netty/channel/embedded/EmbeddedChannelTest.java lines 525–543

    @Test
    public void testEnsureOpen() throws InterruptedException {
        EmbeddedChannel channel = new EmbeddedChannel();
        channel.close().syncUninterruptibly();

        try {
            channel.writeOutbound("Hello, Netty!");
            fail("This should have failed with a ClosedChannelException");
        } catch (Exception expected) {
            assertTrue(expected instanceof ClosedChannelException);
        }

        try {
            channel.writeInbound("Hello, Netty!");
            fail("This should have failed with a ClosedChannelException");
        } catch (Exception expected) {
            assertTrue(expected instanceof ClosedChannelException);
        }
    }