GT-2658 changed GhidraServer build to include placeholder lib and os

dirs

Ghidra/Framework/Generic/src/test/java/ghidra/util/timer/WatchdogTest.java

@@ -0,0 +1,65 @@
+/* ###
+ * IP: GHIDRA
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package ghidra.util.timer;
+
+import static org.junit.Assert.*;
+
+import java.util.concurrent.atomic.AtomicBoolean;
+
+import org.junit.Test;
+
+import generic.test.AbstractGTest;
+import ghidra.util.Msg;
+import ghidra.util.timer.Watchdog;
+
+public class WatchdogTest extends AbstractGTest {
+
+	@Test(timeout = 20000)
+	public void test() {
+		long watchdogTimeoutMS = 10;
+
+		// watchdog could take N*2 to trigger
+		long watchdogMaxIntrMS = watchdogTimeoutMS * 3;
+		AtomicBoolean inerruptedFlag = new AtomicBoolean();
+
+		Thread testThread = Thread.currentThread();
+		try (Watchdog watchDog = new Watchdog(watchdogTimeoutMS, () -> {
+			Msg.trace(this, "" + System.currentTimeMillis() + ": Interrupting the test thread...");
+			inerruptedFlag.set(true);
+			testThread.interrupt();
+		})) {
+
+			for (int i = 0; i < 10; i++) {
+				inerruptedFlag.set(false);
+				watchDog.arm();
+				long start = System.currentTimeMillis();
+				try {
+					Thread.sleep(DEFAULT_WAIT_TIMEOUT);
+					fail(System.currentTimeMillis() + ": Watchdog did not fire");
+				}
+				catch (InterruptedException e) {
+					assertTrue("" + System.currentTimeMillis() +
+						": Sleep was interrupted, but not by watchdog", inerruptedFlag.get());
+					long elapsed = System.currentTimeMillis() - start;
+					Msg.trace(this, System.currentTimeMillis() + ": Watchdog fired in: " + elapsed +
+						"ms, max target is: " + watchdogMaxIntrMS + "ms");
+				}
+			}
+		}
+
+	}
+
+}