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Diffstat (limited to 'src/test/java/testing/protocols/SlowConnectionProtocolTest.java')
| -rw-r--r-- | src/test/java/testing/protocols/SlowConnectionProtocolTest.java | 90 |
1 files changed, 90 insertions, 0 deletions
diff --git a/src/test/java/testing/protocols/SlowConnectionProtocolTest.java b/src/test/java/testing/protocols/SlowConnectionProtocolTest.java new file mode 100644 index 0000000..cf17517 --- /dev/null +++ b/src/test/java/testing/protocols/SlowConnectionProtocolTest.java @@ -0,0 +1,90 @@ +package testing.protocols; + +import testing.*; +import org.junit.jupiter.api.*; +import static org.junit.jupiter.api.Assertions.*; + +/** + * JUnit test for Slow Connection simulation. + */ +@DisplayName("Slow Connection Simulation Tests") +public class SlowConnectionProtocolTest { + private HeadlessSimulationRunner runner; + + @BeforeEach + public void setup() { + runner = new HeadlessSimulationRunner(); + } + + @AfterEach + public void teardown() { + runner.shutdown(); + } + + @Test + @DisplayName("Test slow connection simulation") + public void testSlowConnection() throws Exception { + SimulationResult result = runner.runSimulation( + "saved-simulations/slow-connection.dat", + 5000 + ); + + // Slow connection should show delayed message delivery + ProtocolVerifier verifier = new ProtocolVerifier() + .expectLog("activated") + .expectLog("Message") + .expectNoLog("ERROR"); + + VerificationResult verification = verifier.verify(result.getAllLogs()); + assertTrue(verification.passed(), verification.getFailureMessage()); + } + + @Test + @DisplayName("Test message delays in slow connection") + public void testMessageDelays() throws Exception { + SimulationResult result = runner.runSimulation( + "saved-simulations/slow-connection.dat", + 6000 + ); + + // Look for evidence of delays + var sentMessages = result.findAll("Message sent"); + var receivedMessages = result.findAll("Message received"); + + if (!sentMessages.isEmpty() && !receivedMessages.isEmpty()) { + // Calculate average delay + long totalDelay = 0; + int delayCount = 0; + + for (int i = 0; i < Math.min(sentMessages.size(), receivedMessages.size()); i++) { + long sentTime = sentMessages.get(i).getTimestamp(); + long receivedTime = receivedMessages.get(i).getTimestamp(); + if (receivedTime > sentTime) { + totalDelay += (receivedTime - sentTime); + delayCount++; + } + } + + if (delayCount > 0) { + long avgDelay = totalDelay / delayCount; + assertTrue(avgDelay > 0, "Should have message delays in slow connection"); + } + } + } + + @Test + @DisplayName("Test connection characteristics") + public void testConnectionCharacteristics() throws Exception { + SimulationResult result = runner.runSimulation( + "saved-simulations/slow-connection.dat", + 4000 + ); + + // Check for slow/delay related messages + boolean hasSlowIndication = result.countLogs("slow|Slow|delay|Delay") > 0; + boolean hasConnection = result.countLogs("connection|Connection") > 0; + + assertTrue(hasSlowIndication || hasConnection || result.getAllLogs().size() > 0, + "Should have some activity indicating slow connection"); + } +}
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