nonbinaryprogrammer commented on a change in pull request #6296:
URL: https://github.com/apache/geode/pull/6296#discussion_r627588837
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File path:
geode-apis-compatible-with-redis/src/test/java/org/apache/geode/redis/internal/data/RedisSetTest.java
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@@ -165,4 +174,142 @@ public void
setExpirationTimestamp_stores_delta_that_is_stable() throws IOExcept
o2.fromDelta(in);
assertThat(o2).isEqualTo(o1);
}
+
+ @SuppressWarnings("unchecked")
+ @Test
+ public void should_calculateSize_closeToROS_withVaryingMemberCounts() {
+ for (int i = 0; i < 1024; i += 16) {
+ RedisSet set = createRedisSetOfSpecifiedSize(i);
+
+ int expected = reflectionObjectSizer.sizeof(set);
+ Long actual = Long.valueOf(set.getSizeInBytes());
+ Offset<Long> offset = Offset.offset(Math.round(expected * 0.06));
+
+ assertThat(actual).isCloseTo(expected, offset);
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ @Test
+ public void should_calculateSize_closeToROS_withVaryingMemberSize() {
+ for (int i = 0; i < 16; i++) {
+ RedisSet set = createRedisSetWithMemberOfSpecifiedSize(i * 64);
+ int expected = reflectionObjectSizer.sizeof(set);
+ Long actual = Long.valueOf(set.getSizeInBytes());
+ Offset<Long> offset = Offset.offset(Math.round(expected * 0.06));
+
+ assertThat(actual).isCloseTo(expected, offset);
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ @Test
+ public void size_shouldDecrease_WhenValueIsRemoved() {
+ Region region = mock(Region.class);
+ final RedisData returnData = mock(RedisData.class);
+ when(region.put(Object.class, Object.class)).thenReturn(returnData);
+ final RedisKey key = new RedisKey("key".getBytes());
+ final ByteArrayWrapper value = new ByteArrayWrapper("value".getBytes());
+
+ RedisSet set = createRedisSetOfSpecifiedSize(10);
+
+ ArrayList<ByteArrayWrapper> members = new ArrayList<>();
+ members.add(value);
+ set.sadd(members, region, key);
+
+ int initialSize = set.getSizeInBytes();
+
+ set.srem(members, region, key);
+
+ int finalSize = set.getSizeInBytes();
+ int expectedSize = initialSize - value.length() - PER_MEMBER_OVERHEAD;
+
+ assertThat(finalSize).isEqualTo(expectedSize);
+ }
+
+ /******** constants *******/
+ @Test
+ public void baseOverheadConstant_shouldMatchCalculatedValue() {
+ ReflectionObjectSizer reflectionObjectSizer =
ReflectionObjectSizer.getInstance();
+ int baseRedisSetOverhead = reflectionObjectSizer.sizeof(new RedisSet()) +
18;
+
+ HashSet<ByteArrayWrapper> temp_hashset = new HashSet<>();
+ int base_hashset_size = reflectionObjectSizer.sizeof(temp_hashset);
Review comment:
yeah I thought I had changed everything from snake case but I must have
missed at least one.
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