Add some super basic OutputQueue tests.

irc/src/test/java/com/dmdirc/parser/irc/outputqueue/PriorityOutputQueueTest.java

@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2006-2016 DMDirc Developers
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+package com.dmdirc.parser.irc.outputqueue;
+
+import com.dmdirc.parser.common.QueuePriority;
+import org.junit.Before;
+import org.junit.Test;
+
+import java.io.BufferedOutputStream;
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.PipedInputStream;
+import java.io.PipedOutputStream;
+
+import static org.junit.Assert.assertEquals;
+
+public class PriorityOutputQueueTest {
+
+    private BufferedReader reader;
+    private BufferedOutputStream outputStream;
+    private PriorityOutputQueue outputQueue;
+
+    @Before
+    public void setup() throws IOException {
+        PipedInputStream pipeInput = new PipedInputStream();
+        reader = new BufferedReader(new InputStreamReader(pipeInput));
+        outputStream = new BufferedOutputStream(new PipedOutputStream(pipeInput));
+        outputQueue = new PriorityOutputQueue();
+    }
+
+    @Test(expected = IllegalStateException.class)
+    public void testThrowsIfOutputStreamNotSet() {
+        outputQueue.sendLine("testing", QueuePriority.IMMEDIATE);
+    }
+
+    @Test
+    public void testSendsLinesToOutput() throws IOException {
+        outputQueue.setOutputStream(outputStream);
+        outputQueue.sendLine("test 123");
+        outputQueue.sendLine("456...");
+        assertEquals("test 123", reader.readLine());
+        assertEquals("456...", reader.readLine());
+    }
+
+    @Test
+    public void testDiscarding() throws IOException {
+        outputQueue.setOutputStream(outputStream);
+        outputQueue.setDiscarding(true);
+        outputQueue.sendLine("test 123");
+        outputQueue.setDiscarding(false);
+        outputQueue.sendLine("456...");
+        assertEquals("456...", reader.readLine());
+    }
+
+}