hemantk-12 commented on code in PR #5910:
URL: https://github.com/apache/ozone/pull/5910#discussion_r1442353424
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hadoop-hdds/common/src/test/java/org/apache/hadoop/hdds/scm/net/TestNetworkTopologyImpl.java:
##########
@@ -311,57 +311,49 @@ public void testAddRemove(NodeSchema[] schemas, Node[]
nodeArray) {
cluster.add(dataNodes[i]);
}
// Inner nodes are created automatically
- assertTrue(cluster.getNumOfNodes(2) > 0);
+ assertThat(cluster.getNumOfNodes(2)).isPositive();
- try {
- cluster.add(cluster.chooseRandom(null).getParent());
- fail("Inner node can not be added manually");
- } catch (Exception e) {
- assertTrue(e.getMessage().startsWith(
- "Not allowed to add an inner node"));
- }
+ Exception e = assertThrows(Exception.class,
+ () -> cluster.add(cluster.chooseRandom(null).getParent()));
+ assertThat(e).hasMessageStartingWith("Not allowed to add an inner node");
- try {
- cluster.remove(cluster.chooseRandom(null).getParent());
- fail("Inner node can not be removed manually");
- } catch (Exception e) {
- assertTrue(e.getMessage().startsWith(
- "Not allowed to remove an inner node"));
- }
+ Exception e2 = assertThrows(Exception.class,
+ () -> cluster.remove(cluster.chooseRandom(null).getParent()));
+ assertThat(e2).hasMessageStartingWith("Not allowed to remove an inner
node");
}
@ParameterizedTest
@MethodSource("topologies")
- public void testGetNumOfNodesWithLevel(NodeSchema[] schemas,
+ void testGetNumOfNodesWithLevel(NodeSchema[] schemas,
Node[] nodeArray) {
initNetworkTopology(schemas, nodeArray);
int maxLevel = cluster.getMaxLevel();
try {
Review Comment:
nit: we can use assertThrow() here and other places in this test.
```suggestion
IllegalArgumentException ex =
assertThrows(IllegalArgumentException.class, () -> cluster.getNumOfNodes(0));
Assertions.assertThat(ex).hasMessageStartingWith("Invalid level");
```
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