WebSocketUtilTest Class — netty Architecture

Source Code

codec-http/src/test/java/io/netty/handler/codec/http/websocketx/WebSocketUtilTest.java lines 31–74

public class WebSocketUtilTest {

    // how many times do we want to run each random variable checker
    private static final int NUM_ITERATIONS = 1000;

    private static void assertRandomWithinBoundaries(int min, int max) {
        int r = WebSocketUtil.randomNumber(min, max);
        assertTrue(min <= r && r <= max);
    }

    @Test
    public void testRandomNumberGenerator() {
        int iteration = 0;
        while (++iteration < NUM_ITERATIONS) {
            assertRandomWithinBoundaries(0, 1);
            assertRandomWithinBoundaries(0, 1);
            assertRandomWithinBoundaries(-1, 1);
            assertRandomWithinBoundaries(-1, 0);
        }
    }

    @Test
    public void testBase64() {
        String base64 = WebSocketUtil.base64(EmptyArrays.EMPTY_BYTES);
        assertNotNull(base64);
        assertTrue(base64.isEmpty());

        base64 = WebSocketUtil.base64("foo".getBytes(CharsetUtil.UTF_8));
        assertEquals(base64, "Zm9v");

        base64 = WebSocketUtil.base64("bar".getBytes(CharsetUtil.UTF_8));
        ByteBuf src = Unpooled.wrappedBuffer(base64.getBytes(CharsetUtil.UTF_8));
        try {
            ByteBuf dst = Base64.decode(src);
            try {
                assertEquals(new String(ByteBufUtil.getBytes(dst), CharsetUtil.UTF_8), "bar");
            } finally {
                dst.release();
            }
        } finally {
            src.release();
        }
    }
}