swamirishi commented on code in PR #5223:
URL: https://github.com/apache/ozone/pull/5223#discussion_r1307749070
##########
hadoop-ozone/ozone-manager/src/test/java/org/apache/hadoop/ozone/om/TestSnapshotChain.java:
##########
@@ -273,4 +286,56 @@ public void testChainFromLoadFromTable() throws Exception {
() -> chainManager.previousPathSnapshot(String
.join("/", "vol1", "bucket1"), snapshotID1));
}
+
+ private static Stream<? extends Arguments> invalidSnapshotChain() {
+ List<UUID> nodes = IntStream.range(0, 5)
+ .mapToObj(i -> UUID.randomUUID())
+ .collect(Collectors.toList());
+ return Stream.of(
+ Arguments.of(Named.of("Disconnected Snapshot Chain",
+ ImmutableMap.of(
+ nodes.get(1), nodes.get(0),
+ nodes.get(2), nodes.get(1),
+ nodes.get(4), nodes.get(3)))),
+ Arguments.of(Named.of("Complete Cyclic Snapshot Chain",
+ ImmutableMap.of(
+ nodes.get(0), nodes.get(4),
+ nodes.get(1), nodes.get(0),
+ nodes.get(2), nodes.get(1),
+ nodes.get(3), nodes.get(2),
+ nodes.get(4), nodes.get(3)))),
+ Arguments.of(Named.of("Partial Cyclic Snapshot Chain",
+ ImmutableMap.of(
+ nodes.get(0), nodes.get(3),
+ nodes.get(1), nodes.get(0),
+ nodes.get(2), nodes.get(1),
+ nodes.get(3), nodes.get(2),
+ nodes.get(4), nodes.get(3)))),
+ Arguments.of(Named.of("Diverged Snapshot Chain",
+ ImmutableMap.of(nodes.get(1), nodes.get(0),
+ nodes.get(2), nodes.get(1),
+ nodes.get(3), nodes.get(2),
+ nodes.get(4), nodes.get(2))))
+ );
+ }
+
+ @ParameterizedTest
+ @MethodSource("invalidSnapshotChain")
+ public void testInvalidChainFromLoadFromTable(Map<UUID, UUID> snapshotChain)
Review Comment:
Added another testcase for the same.
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