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fleetd #535: convert FleetdLeadMailboxSelectionTest to CapturedLog #536

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ltms merged 1 commits from worker/535-appender-leak-fe74c1-1 into main 2026-09-12 08:25:01 +02:00
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+30 -38
1 changed files with 30 additions and 38 deletions
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fleetd/src/test/java/dev/ltms/fleet/FleetdLeadMailboxSelectionTest.java
+30 -38
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@@ -1,15 +1,12 @@
package dev.ltms.fleet;
import ch.qos.logback.classic.Level;
import ch.qos.logback.classic.Logger;
import ch.qos.logback.classic.spi.ILoggingEvent;
import ch.qos.logback.core.read.ListAppender;
import dev.ltms.fleet.config.FleetConfig;
import dev.ltms.fleet.msg.LeadMailbox;
import dev.ltms.fleet.testing.CapturedLog;
import org.junit.jupiter.api.Test;
import org.slf4j.LoggerFactory;
import java.util.List;
import java.util.Map;
import static org.junit.jupiter.api.Assertions.*;
@@ -52,29 +49,22 @@ class FleetdLeadMailboxSelectionTest {
}
}
private static ListAppender<ILoggingEvent> captureFleetdLogs() {
Logger logger = (Logger) LoggerFactory.getLogger(Fleetd.class);
ListAppender<ILoggingEvent> appender = new ListAppender<>();
appender.start();
logger.addAppender(appender);
return appender;
}
private static String joined(ListAppender<ILoggingEvent> appender, Level level) {
return appender.list.stream().filter(e -> e.getLevel() == level)
private static String joined(CapturedLog captured, Level level) {
return captured.events().stream().filter(e -> e.getLevel() == level)
.map(ILoggingEvent::getFormattedMessage).reduce("", (a, b) -> a + "\n" + b);
}
@Test
void noCoordinatorBlockLeavesTheFeatureOffSilently() {
var appender = captureFleetdLogs();
var opener = new RecordingOpener();
try (var captured = CapturedLog.of(Fleetd.class)) {
var opener = new RecordingOpener();
assertNull(Fleetd.openLeadMailbox(null, Map.of(), opener));
assertNull(Fleetd.openLeadMailbox(null, Map.of(), opener));
assertNull(opener.offeredUri, "nothing configured means nothing is opened");
assertEquals("", joined(appender, Level.WARN),
"an opt-in feature nobody asked for must not warn on every boot");
assertNull(opener.offeredUri, "nothing configured means nothing is opened");
assertEquals("", joined(captured, Level.WARN),
"an opt-in feature nobody asked for must not warn on every boot");
}
}
@Test
@@ -114,31 +104,33 @@ class FleetdLeadMailboxSelectionTest {
@Test
void warnsAndStaysOffWhenSelfIdIsMissing() {
var appender = captureFleetdLogs();
var opener = new RecordingOpener();
var coordinator = new FleetConfig.Coordinator(RESOLVED_URI, null, null, null, null);
try (var captured = CapturedLog.of(Fleetd.class)) {
var opener = new RecordingOpener();
var coordinator = new FleetConfig.Coordinator(RESOLVED_URI, null, null, null, null);
assertNull(Fleetd.openLeadMailbox(coordinator, Map.of(), opener));
assertNull(Fleetd.openLeadMailbox(coordinator, Map.of(), opener));
assertNull(opener.offeredUri, "a mailbox with no owning coord-id has no queue to declare");
String warns = joined(appender, Level.WARN);
assertTrue(warns.contains("coordinator.selfId"), () -> "say which key is missing: " + warns);
assertFalse(warns.contains(SECRET), () -> "the URI's password must never be logged: " + warns);
assertNull(opener.offeredUri, "a mailbox with no owning coord-id has no queue to declare");
String warns = joined(captured, Level.WARN);
assertTrue(warns.contains("coordinator.selfId"), () -> "say which key is missing: " + warns);
assertFalse(warns.contains(SECRET), () -> "the URI's password must never be logged: " + warns);
}
}
@Test
void warnsAndStaysOffWhenTheBrokerIsUnreachableAtBoot() {
var appender = captureFleetdLogs();
var opener = new RecordingOpener();
opener.unreachable = true;
var coordinator = new FleetConfig.Coordinator(RESOLVED_URI, null, "mac-opus", null, null);
try (var captured = CapturedLog.of(Fleetd.class)) {
var opener = new RecordingOpener();
opener.unreachable = true;
var coordinator = new FleetConfig.Coordinator(RESOLVED_URI, null, "mac-opus", null, null);
assertNull(Fleetd.openLeadMailbox(coordinator, Map.of(), opener),
"a down coordination broker turns the feature off; it must never take the daemon down");
assertNull(Fleetd.openLeadMailbox(coordinator, Map.of(), opener),
"a down coordination broker turns the feature off; it must never take the daemon down");
String warns = joined(appender, Level.WARN);
assertTrue(warns.contains("coord.example"), () -> "name the host that failed: " + warns);
assertFalse(warns.contains(SECRET), () -> "with credentials stripped: " + warns);
assertTrue(warns.contains("Connection refused"), () -> "and the real reason: " + warns);
String warns = joined(captured, Level.WARN);
assertTrue(warns.contains("coord.example"), () -> "name the host that failed: " + warns);
assertFalse(warns.contains(SECRET), () -> "with credentials stripped: " + warns);
assertTrue(warns.contains("Connection refused"), () -> "and the real reason: " + warns);
}
}
}