fix failing tests that relied on a bug to succeed

src/server/src/test/java/io/cassandrareaper/acceptance/BasicSteps.java

@@ -562,6 +562,7 @@ public void a_new_daily_repair_schedule_is_added_for_the_last_added_cluster_and_
       params.put("intensity", "0.9");
       params.put("scheduleDaysBetween", "1");
       params.put("scheduleTriggerTime", DateTime.now().plusSeconds(1).toString());
+      params.put("segmentCountPerNode", "1");
       ReaperTestJettyRunner runner = RUNNERS.get(RAND.nextInt(RUNNERS.size()));
       Response response = runner.callReaper("POST", "/repair_schedule", Optional.of(params));
       int responseStatus = response.getStatus();

src/server/src/test/java/io/cassandrareaper/acceptance/ReaperMetricsIT.java

@@ -17,6 +17,13 @@
 
 package io.cassandrareaper.acceptance;
 
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Comparator;
+import java.util.stream.Stream;
+
 import cucumber.api.CucumberOptions;
 import cucumber.api.junit.Cucumber;
 import org.junit.AfterClass;
@@ -25,6 +32,7 @@
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+
 @RunWith(Cucumber.class)
 @CucumberOptions(
     features = {
@@ -46,6 +54,8 @@ public static void setUp() throws Exception {
         "setting up testing Reaper runner with {} seed hosts defined and memory storage",
         TestContext.TEST_CLUSTER_SEED_HOSTS.size());
 
+    // We now have persistence in the memory store, so we need to clean up the storage folder before starting the tests
+    deleteFolderContents("/tmp/reaper/storage/");
     runner = new ReaperTestJettyRunner(MEMORY_CONFIG_FILE);
     BasicSteps.addReaperRunner(runner);
   }
@@ -56,4 +66,18 @@ public static void tearDown() {
     runner.runnerInstance.after();
   }
 
+  public static void deleteFolderContents(String folderPath) throws IOException {
+    Path path = Paths.get(folderPath);
+    try (Stream<Path> walk = Files.walk(path)) {
+      walk.sorted(Comparator.reverseOrder())
+          .forEach(p -> {
+            try {
+              Files.delete(p);
+            } catch (IOException e) {
+              throw new RuntimeException("Failed to delete " + p, e);
+            }
+          });
+    }
+  }
+
 }

src/server/src/test/resources/cassandra-reaper-metrics-test.yaml

@@ -28,7 +28,7 @@ enableDynamicSeedList: false
 jmxConnectionTimeoutInSeconds: 10
 datacenterAvailability: LOCAL
 percentRepairedCheckIntervalMinutes: 1
-repairManagerSchedulingIntervalSeconds: 0
+repairManagerSchedulingIntervalSeconds: 1
 
 logging:
   level: WARN