[ci] fix integration test

Signed-off-by: Itai Segall <[email protected]>

Author: isegall-da

apps/app/src/test/scala/org/lfdecentralizedtrust/splice/integration/tests/ScanTimeBasedIntegrationTest.scala

@@ -446,11 +446,24 @@ class ScanTimeBasedIntegrationTest
       }
     }
 
-    val snapshotBefore = sv1ScanBackend.getDateOfMostRecentSnapshotBefore(
-      getLedgerTime,
-      migrationId,
+    val startTime = getLedgerTime
+
+    advanceTime(
+      java.time.Duration
+        .ofHours(sv1ScanBackend.config.acsSnapshotPeriodHours.toLong)
+        .plusSeconds(1L)
     )
 
+    val snapshot1 = eventually() {
+      val snapshot1 = sv1ScanBackend.getDateOfMostRecentSnapshotBefore(
+        getLedgerTime,
+        migrationId,
+      )
+      snapshot1 should not be None
+      snapshot1.value shouldBe > (startTime)
+      snapshot1
+    }
+
     createAnsEntry(
       aliceAnsExternalClient,
       perTestCaseName("snapshot"),
@@ -469,14 +482,12 @@ class ScanTimeBasedIntegrationTest
         getLedgerTime,
         migrationId,
       )
-      snapshotBefore should not(be(snapshotAfter))
+      snapshot1 should not(be(snapshotAfter))
       snapshotAfter
     }
 
-    sv1ScanBackend.getDateOfFirstSnapshotAfter(CantonTimestamp.MinValue, 0) should not be None
-    sv1ScanBackend.getDateOfFirstSnapshotAfter(CantonTimestamp.MinValue, 0).value shouldBe snapshotBefore.value
-    sv1ScanBackend.getDateOfFirstSnapshotAfter(CantonTimestamp.tryFromInstant(snapshotBefore.value.toInstant), 0) should not be None
-    sv1ScanBackend.getDateOfFirstSnapshotAfter(CantonTimestamp.tryFromInstant(snapshotBefore.value.toInstant), 0).value shouldBe snapshotAfter.value
+    sv1ScanBackend.getDateOfFirstSnapshotAfter(startTime, 0).value shouldBe snapshot1.value
+    sv1ScanBackend.getDateOfFirstSnapshotAfter(CantonTimestamp.tryFromInstant(snapshot1.value.toInstant), 0).value shouldBe snapshotAfter.value
 
     val snapshotAfterData = sv1ScanBackend.getAcsSnapshotAt(
       CantonTimestamp.assertFromInstant(snapshotAfter.value.toInstant),