lukecwik commented on a change in pull request #16495:
URL: https://github.com/apache/beam/pull/16495#discussion_r785177482
##########
File path:
sdks/java/harness/src/test/java/org/apache/beam/fn/harness/CachesTest.java
##########
@@ -160,4 +160,20 @@ private void testCache(Cache<String, String> cache) {
assertEquals("value2", cache.computeIfAbsent("key2", (unused) ->
"value2"));
assertEquals("value2", cache.peek("key2"));
}
+
+ @Test
+ public void testDescribeStats() throws Exception {
+ Cache<Integer, WeightedValue<String>> cache = Caches.forMaximumBytes(1000
* 1048576L);
+ for (int i = 0; i < 100; ++i) {
+ cache.computeIfAbsent(i, (key) -> WeightedValue.of("value", 1048576L));
+ cache.peek(i);
+ cache.put(100 + i, WeightedValue.of("value", 1048576L));
+ }
+
+ assertThat(cache.describeStats(), containsString("used/max 200/1000 MB"));
Review comment:
Added eviction count and checked evictions and shrinkage.
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