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Posted to notifications@dubbo.apache.org by "lixiaojiee (GitHub)" <gi...@apache.org> on 2018/12/12 11:09:03 UTC

[GitHub] [incubator-dubbo] lixiaojiee opened pull request #2947: enhance ConsistentHashLoadBalance ut

## What is the purpose of the change

enhance ConsistentHashLoadBalance ut

## Brief changelog

/dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/loadbalance/ConsistentHashLoadBalanceTest.java
/dubbo-cluster/src/test/java/org/apache/dubbo/rpc/cluster/loadbalance/LoadBalanceBaseTest.java

## Verifying this change

ut pass

Follow this checklist to help us incorporate your contribution quickly and easily:

- [x] Make sure there is a [GITHUB_issue](https://github.com/apache/incubator-dubbo/issues) field for the change (usually before you start working on it). Trivial changes like typos do not require a GITHUB issue. Your pull request should address just this issue, without pulling in other changes - one PR resolves one issue.
- [ ] Format the pull request title like `[Dubbo-XXX] Fix UnknownException when host config not exist #XXX`. Each commit in the pull request should have a meaningful subject line and body.
- [ ] Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
- [ ] Write necessary unit-test to verify your logic correction, more mock a little better when cross module dependency exist. If the new feature or significant change is committed, please remember to add integration-test in [test module](https://github.com/apache/incubator-dubbo/tree/master/dubbo-test).
- [ ] Run `mvn clean install -DskipTests` & `mvn clean test-compile failsafe:integration-test` to make sure unit-test and integration-test pass.
- [ ] If this contribution is large, please follow the [Software Donation Guide](https://github.com/apache/incubator-dubbo/wiki/Software-donation-guide).

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] codecov-io commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "codecov-io (GitHub)" <gi...@apache.org>.
# [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=h1) Report
> Merging [#2947](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=desc) into [master](https://codecov.io/gh/apache/incubator-dubbo/commit/227a1699ac041b9e99e31ba3dfcff5d2307ee77b?src=pr&el=desc) will **increase** coverage by `0.14%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/graphs/tree.svg?width=650&token=VnEIkiFQT0&height=150&src=pr)](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master    #2947      +/-   ##
==========================================
+ Coverage   64.04%   64.18%   +0.14%     
==========================================
  Files         584      584              
  Lines       26050    26056       +6     
  Branches     4562     4563       +1     
==========================================
+ Hits        16683    16724      +41     
+ Misses       7190     7153      -37     
- Partials     2177     2179       +2
```


| [Impacted Files](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [...che/dubbo/remoting/transport/mina/MinaChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbWluYS9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcmVtb3RpbmcvdHJhbnNwb3J0L21pbmEvTWluYUNoYW5uZWwuamF2YQ==) | `43.42% <0%> (-10.53%)` | :arrow_down: |
| [.../dubbo/remoting/transport/netty4/NettyChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbmV0dHk0L3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy90cmFuc3BvcnQvbmV0dHk0L05ldHR5Q2hhbm5lbC5qYXZh) | `61.17% <0%> (-4.71%)` | :arrow_down: |
| [.../apache/dubbo/remoting/transport/AbstractPeer.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy90cmFuc3BvcnQvQWJzdHJhY3RQZWVyLmphdmE=) | `58.69% <0%> (-4.35%)` | :arrow_down: |
| [...dubbo/remoting/exchange/support/DefaultFuture.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy9leGNoYW5nZS9zdXBwb3J0L0RlZmF1bHRGdXR1cmUuamF2YQ==) | `67.78% <0%> (-3.36%)` | :arrow_down: |
| [...dubbo/rpc/protocol/dubbo/CallbackServiceCodec.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0NhbGxiYWNrU2VydmljZUNvZGVjLmphdmE=) | `77.2% <0%> (-2.21%)` | :arrow_down: |
| [...apache/dubbo/registry/retry/AbstractRetryTask.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVnaXN0cnkvZHViYm8tcmVnaXN0cnktYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZWdpc3RyeS9yZXRyeS9BYnN0cmFjdFJldHJ5VGFzay5qYXZh) | `58.33% <0%> (-1.67%)` | :arrow_down: |
| [...apache/dubbo/rpc/protocol/dubbo/DubboProtocol.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0R1YmJvUHJvdG9jb2wuamF2YQ==) | `65.83% <0%> (-0.84%)` | :arrow_down: |
| [.../java/org/apache/dubbo/config/ReferenceConfig.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tY29uZmlnL2R1YmJvLWNvbmZpZy1hcGkvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL2NvbmZpZy9SZWZlcmVuY2VDb25maWcuamF2YQ==) | `55.68% <0%> (-0.38%)` | :arrow_down: |
| [...c/main/java/org/apache/dubbo/common/Constants.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tY29tbW9uL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9jb21tb24vQ29uc3RhbnRzLmphdmE=) | `88.88% <0%> (ø)` | :arrow_up: |
| [...rg/apache/dubbo/common/timer/HashedWheelTimer.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tY29tbW9uL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9jb21tb24vdGltZXIvSGFzaGVkV2hlZWxUaW1lci5qYXZh) | `62.36% <0%> (+1.74%)` | :arrow_up: |
| ... and [7 more](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree-more) | |

------

[Continue to review full report at Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=footer). Last update [227a169...73100e8](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).


[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] khanimteyaz commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
Should we change 'the' to The or is it ok?

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] lixiaojiee commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "lixiaojiee (GitHub)" <gi...@apache.org>.
Ok, so I'm going to add some hints when something goes wrong

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] lixiaojiee commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "lixiaojiee (GitHub)" <gi...@apache.org>.
That makes sense. I'm going to make some changes and give it a more reasonable name

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] lixiaojiee commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "lixiaojiee (GitHub)" <gi...@apache.org>.
I think that's ok

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] khanimteyaz commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
@lixiaojiee 
Sorry for asking this. As I am new here so for the shake of my interest, would it be possible for you to provide some details about the UT, what scenarios it is covering and what was missing earlier? Appreciate your consideration,

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] khanimteyaz commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
> @lixiaojiee
> Sorry for asking this. As I am new here so for the shake of my interest, would it be possible for you to provide some details about the UT, what scenarios it is covering and what was missing earlier? Appreciate your consideration,

I think you are approaching to fix the null pointer exception issue while calling getArgument of invocation in UT, because it was not mocked. Is this understanding of mine is correct?

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] lixiaojiee commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "lixiaojiee (GitHub)" <gi...@apache.org>.
@khanimteyaz There are two reasons why I changed this ut:
1、Fix the null pointer exception
2、I found that the previous test cases were judged on the basis of the average value, which was obviously not reasonable for consistent hash loadbalance

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] beiwei30 closed pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "beiwei30 (GitHub)" <gi...@apache.org>.
[ pull request closed by beiwei30 ]

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] khanimteyaz commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
Thanks.

[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] codecov-io commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "codecov-io (GitHub)" <gi...@apache.org>.
# [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=h1) Report
> Merging [#2947](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=desc) into [master](https://codecov.io/gh/apache/incubator-dubbo/commit/227a1699ac041b9e99e31ba3dfcff5d2307ee77b?src=pr&el=desc) will **increase** coverage by `0.12%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/graphs/tree.svg?width=650&token=VnEIkiFQT0&height=150&src=pr)](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master    #2947      +/-   ##
==========================================
+ Coverage   63.99%   64.12%   +0.12%     
==========================================
  Files         584      584              
  Lines       26050    26050              
  Branches     4562     4562              
==========================================
+ Hits        16671    16704      +33     
+ Misses       7200     7160      -40     
- Partials     2179     2186       +7
```


| [Impacted Files](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [...ache/dubbo/remoting/transport/AbstractChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy90cmFuc3BvcnQvQWJzdHJhY3RDaGFubmVsLmphdmE=) | `75% <0%> (-12.5%)` | :arrow_down: |
| [.../remoting/transport/netty4/NettyClientHandler.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbmV0dHk0L3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy90cmFuc3BvcnQvbmV0dHk0L05ldHR5Q2xpZW50SGFuZGxlci5qYXZh) | `75% <0%> (-11.12%)` | :arrow_down: |
| [...che/dubbo/remoting/transport/mina/MinaChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbWluYS9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcmVtb3RpbmcvdHJhbnNwb3J0L21pbmEvTWluYUNoYW5uZWwuamF2YQ==) | `43.42% <0%> (-10.53%)` | :arrow_down: |
| [...in/java/org/apache/dubbo/common/utils/JVMUtil.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tY29tbW9uL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9jb21tb24vdXRpbHMvSlZNVXRpbC5qYXZh) | `73.58% <0%> (-7.55%)` | :arrow_down: |
| [...he/dubbo/registry/multicast/MulticastRegistry.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVnaXN0cnkvZHViYm8tcmVnaXN0cnktbXVsdGljYXN0L3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZWdpc3RyeS9tdWx0aWNhc3QvTXVsdGljYXN0UmVnaXN0cnkuamF2YQ==) | `63.79% <0%> (-1.73%)` | :arrow_down: |
| [...dubbo/remoting/exchange/support/DefaultFuture.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy9leGNoYW5nZS9zdXBwb3J0L0RlZmF1bHRGdXR1cmUuamF2YQ==) | `69.79% <0%> (-1.35%)` | :arrow_down: |
| [...pache/dubbo/registry/support/AbstractRegistry.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVnaXN0cnkvZHViYm8tcmVnaXN0cnktYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZWdpc3RyeS9zdXBwb3J0L0Fic3RyYWN0UmVnaXN0cnkuamF2YQ==) | `81.2% <0%> (+1.12%)` | :arrow_up: |
| [...ubbo/rpc/protocol/dubbo/ChannelWrappedInvoker.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0NoYW5uZWxXcmFwcGVkSW52b2tlci5qYXZh) | `50% <0%> (+8.33%)` | :arrow_up: |
| [...ache/dubbo/remoting/p2p/support/AbstractGroup.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctcDJwL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy9wMnAvc3VwcG9ydC9BYnN0cmFjdEdyb3VwLmphdmE=) | `56.81% <0%> (+11.36%)` | :arrow_up: |
| [...cluster/loadbalance/ConsistentHashLoadBalance.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tY2x1c3Rlci9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL2NsdXN0ZXIvbG9hZGJhbGFuY2UvQ29uc2lzdGVudEhhc2hMb2FkQmFsYW5jZS5qYXZh) | `84.61% <0%> (+84.61%)` | :arrow_up: |

------

[Continue to review full report at Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=footer). Last update [227a169...eb264a9](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).


[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] codecov-io commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "codecov-io (GitHub)" <gi...@apache.org>.
# [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=h1) Report
> Merging [#2947](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=desc) into [master](https://codecov.io/gh/apache/incubator-dubbo/commit/1eb3067db3948fe5eb40697d93389fec5b900a0c?src=pr&el=desc) will **increase** coverage by `0.25%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/graphs/tree.svg?width=650&token=VnEIkiFQT0&height=150&src=pr)](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master    #2947      +/-   ##
==========================================
+ Coverage   63.91%   64.17%   +0.25%     
==========================================
  Files         584      584              
  Lines       26056    26056              
  Branches     4563     4563              
==========================================
+ Hits        16654    16721      +67     
+ Misses       7224     7155      -69     
- Partials     2178     2180       +2
```


| [Impacted Files](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [...dubbo/rpc/protocol/dubbo/CallbackServiceCodec.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0NhbGxiYWNrU2VydmljZUNvZGVjLmphdmE=) | `77.2% <0%> (-2.21%)` | :arrow_down: |
| [...apache/dubbo/rpc/protocol/dubbo/DubboProtocol.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0R1YmJvUHJvdG9jb2wuamF2YQ==) | `65.83% <0%> (-0.84%)` | :arrow_down: |
| [...pache/dubbo/registry/support/AbstractRegistry.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVnaXN0cnkvZHViYm8tcmVnaXN0cnktYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZWdpc3RyeS9zdXBwb3J0L0Fic3RyYWN0UmVnaXN0cnkuamF2YQ==) | `81.2% <0%> (-0.76%)` | :arrow_down: |
| [...dubbo/remoting/exchange/support/DefaultFuture.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy9leGNoYW5nZS9zdXBwb3J0L0RlZmF1bHRGdXR1cmUuamF2YQ==) | `67.78% <0%> (+0.67%)` | :arrow_up: |
| [...bo/remoting/transport/netty/NettyCodecAdapter.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbmV0dHkvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL3JlbW90aW5nL3RyYW5zcG9ydC9uZXR0eS9OZXR0eUNvZGVjQWRhcHRlci5qYXZh) | `54.68% <0%> (+1.56%)` | :arrow_up: |
| [...a/org/apache/dubbo/monitor/dubbo/DubboMonitor.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tbW9uaXRvci9kdWJiby1tb25pdG9yLWRlZmF1bHQvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL21vbml0b3IvZHViYm8vRHViYm9Nb25pdG9yLmphdmE=) | `89.71% <0%> (+1.86%)` | :arrow_up: |
| [...pache/dubbo/remoting/transport/AbstractServer.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy90cmFuc3BvcnQvQWJzdHJhY3RTZXJ2ZXIuamF2YQ==) | `47.91% <0%> (+3.12%)` | :arrow_up: |
| [...org/apache/dubbo/rpc/protocol/AbstractInvoker.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1hcGkvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL3JwYy9wcm90b2NvbC9BYnN0cmFjdEludm9rZXIuamF2YQ==) | `66.12% <0%> (+3.22%)` | :arrow_up: |
| [...ng/exchange/support/header/HeartbeatTimerTask.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy9leGNoYW5nZS9zdXBwb3J0L2hlYWRlci9IZWFydGJlYXRUaW1lclRhc2suamF2YQ==) | `78.94% <0%> (+5.26%)` | :arrow_up: |
| [...ubbo/rpc/protocol/dubbo/ChannelWrappedInvoker.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0NoYW5uZWxXcmFwcGVkSW52b2tlci5qYXZh) | `50% <0%> (+8.33%)` | :arrow_up: |
| ... and [5 more](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree-more) | |

------

[Continue to review full report at Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=footer). Last update [1eb3067...47829a3](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).


[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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[GitHub] [incubator-dubbo] beiwei30 commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "beiwei30 (GitHub)" <gi...@apache.org>.
pls. reformat the code. The indent looks incorrect.

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[GitHub] [incubator-dubbo] lixiaojiee commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "lixiaojiee (GitHub)" <gi...@apache.org>.
I'm really sorry that I didn't notice this. My ide is normal, and I submitted it again. Please help me check it again

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[GitHub] [incubator-dubbo] khanimteyaz commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
Just an thought on variable naming, is 'untouchedNodesCount' instead of invokerCount0  and touchedNodesHitMap looks more appropriate from intended functionality point of view ? 


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[GitHub] [incubator-dubbo] khanimteyaz commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
Thanks. The PR looks good to me.

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[GitHub] [incubator-dubbo] khanimteyaz commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
> @lixiaojiee
> Sorry for asking this. As I am new here so for the shake of my interest, would it be possible for you to provide some details about the UT, what scenarios it is covering and what was missing earlier? Appreciate your consideration,

I think in this PR you are fixing the null pointer exception issue while calling getArgument of mocked invocation object in UT, because it was not mocked. Is this understanding of mine is correct?

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[GitHub] [incubator-dubbo] khanimteyaz commented on pull request #2947: enhance ConsistentHashLoadBalance ut

Posted by "khanimteyaz (GitHub)" <gi...@apache.org>.
Is it ok to put assert failure message, so that in future if any one go through with UT code or UT report it can help him on addition of code.
e.g. 
        Assert.assertEquals("Same consistent hashed call should go to same node only",counter.size() , untouchedNodesCount);
        Assert.assertEquals("Should call only same node for one consistent hash",1, touchedNodesHitMap.size());
        Assert.assertEquals("Total call should me made to same one node",runs, touchedNodesHitMap.values().iterator().next().intValue());


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[GitHub] [incubator-dubbo] codecov-io commented on issue #2947: enhance ConsistentHashLoadBalance ut

Posted by "codecov-io (GitHub)" <gi...@apache.org>.
# [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=h1) Report
> Merging [#2947](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=desc) into [master](https://codecov.io/gh/apache/incubator-dubbo/commit/227a1699ac041b9e99e31ba3dfcff5d2307ee77b?src=pr&el=desc) will **increase** coverage by `0.09%`.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/graphs/tree.svg?width=650&token=VnEIkiFQT0&height=150&src=pr)](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree)

```diff
@@            Coverage Diff             @@
##           master    #2947      +/-   ##
==========================================
+ Coverage   64.04%   64.13%   +0.09%     
==========================================
  Files         584      584              
  Lines       26050    26050              
  Branches     4562     4562              
==========================================
+ Hits        16683    16708      +25     
+ Misses       7190     7160      -30     
- Partials     2177     2182       +5
```


| [Impacted Files](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=tree) | Coverage Δ | |
|---|---|---|
| [...ache/dubbo/remoting/transport/AbstractChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy90cmFuc3BvcnQvQWJzdHJhY3RDaGFubmVsLmphdmE=) | `75% <0%> (-12.5%)` | :arrow_down: |
| [...che/dubbo/remoting/transport/mina/MinaChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbWluYS9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcmVtb3RpbmcvdHJhbnNwb3J0L21pbmEvTWluYUNoYW5uZWwuamF2YQ==) | `43.42% <0%> (-10.53%)` | :arrow_down: |
| [...e/dubbo/remoting/transport/netty/NettyChannel.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctbmV0dHkvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL3JlbW90aW5nL3RyYW5zcG9ydC9uZXR0eS9OZXR0eUNoYW5uZWwuamF2YQ==) | `54.11% <0%> (-8.24%)` | :arrow_down: |
| [...c/main/java/org/apache/dubbo/rpc/RpcException.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1hcGkvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL3JwYy9ScGNFeGNlcHRpb24uamF2YQ==) | `85.71% <0%> (-3.58%)` | :arrow_down: |
| [...dubbo/remoting/exchange/support/DefaultFuture.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVtb3RpbmcvZHViYm8tcmVtb3RpbmctYXBpL3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZW1vdGluZy9leGNoYW5nZS9zdXBwb3J0L0RlZmF1bHRGdXR1cmUuamF2YQ==) | `67.78% <0%> (-3.36%)` | :arrow_down: |
| [...dubbo/rpc/protocol/dubbo/CallbackServiceCodec.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0NhbGxiYWNrU2VydmljZUNvZGVjLmphdmE=) | `77.2% <0%> (-2.21%)` | :arrow_down: |
| [...rpc/protocol/dubbo/telnet/InvokeTelnetHandler.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL3RlbG5ldC9JbnZva2VUZWxuZXRIYW5kbGVyLmphdmE=) | `70.17% <0%> (-1.76%)` | :arrow_down: |
| [...apache/dubbo/rpc/protocol/dubbo/DubboProtocol.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcnBjL2R1YmJvLXJwYy1kdWJiby9zcmMvbWFpbi9qYXZhL29yZy9hcGFjaGUvZHViYm8vcnBjL3Byb3RvY29sL2R1YmJvL0R1YmJvUHJvdG9jb2wuamF2YQ==) | `65.83% <0%> (-0.84%)` | :arrow_down: |
| [...he/dubbo/registry/multicast/MulticastRegistry.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tcmVnaXN0cnkvZHViYm8tcmVnaXN0cnktbXVsdGljYXN0L3NyYy9tYWluL2phdmEvb3JnL2FwYWNoZS9kdWJiby9yZWdpc3RyeS9tdWx0aWNhc3QvTXVsdGljYXN0UmVnaXN0cnkuamF2YQ==) | `65.08% <0%> (-0.44%)` | :arrow_down: |
| [.../java/org/apache/dubbo/config/ReferenceConfig.java](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree#diff-ZHViYm8tY29uZmlnL2R1YmJvLWNvbmZpZy1hcGkvc3JjL21haW4vamF2YS9vcmcvYXBhY2hlL2R1YmJvL2NvbmZpZy9SZWZlcmVuY2VDb25maWcuamF2YQ==) | `55.68% <0%> (-0.38%)` | :arrow_down: |
| ... and [4 more](https://codecov.io/gh/apache/incubator-dubbo/pull/2947/diff?src=pr&el=tree-more) | |

------

[Continue to review full report at Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=footer). Last update [227a169...cc1962e](https://codecov.io/gh/apache/incubator-dubbo/pull/2947?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).


[ Full content available at: https://github.com/apache/incubator-dubbo/pull/2947 ]
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