lechindianer/kafkaex-lag-exporter
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This commit is contained in:
Pascal Schmid
2024-03-28 23:49:44 +01:00
parent a68a0126c8
commit baed79e1ba
6 changed files with 146 additions and 71 deletions
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60
test/consumer_offset_fetcher_test.exs
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@@ -2,6 +2,8 @@ defmodule KafkaexLagExporter.ConsumerOffsetFetcher.Test do
use ExUnit.Case
use Patch
alias KafkaexLagExporter.ConsumerOffset
@test_consumer_group_name1 "test_consumer_1"
@test_consumer_group_name2 "test_consumer_2"
@test_lags1 [{0, 23}, {1, 42}, {2, 666}]
@@ -9,6 +11,9 @@ defmodule KafkaexLagExporter.ConsumerOffsetFetcher.Test do
@test_topic1 "test_topic_1"
@test_topic2 "test_topic_2"
@test_topic3 "test_topic_3"
@test_consumer_id1 "test_consumer_id1"
@test_consumer_id2 "test_consumer_id2"
@test_member_host "127.0.0.1"
setup do
patch(
@@ -21,11 +26,12 @@ defmodule KafkaexLagExporter.ConsumerOffsetFetcher.Test do
patch(
KafkaexLagExporter.KafkaUtils,
:topic_names_for_consumer_groups,
:get_consumer_group_info,
fn _, _, _ ->
[
{@test_consumer_group_name1, [@test_topic1, @test_topic2]},
{@test_consumer_group_name2, [@test_topic3]}
{@test_consumer_group_name1, [@test_topic1, @test_topic2], @test_consumer_id1,
@test_member_host},
{@test_consumer_group_name2, [@test_topic3], @test_consumer_id2, @test_member_host}
]
end
)
@@ -39,15 +45,51 @@ defmodule KafkaexLagExporter.ConsumerOffsetFetcher.Test do
%{sum: sum, lags: lags} = KafkaexLagExporter.ConsumerOffsetFetcher.get(test_endpoint)
assert sum == [
{@test_consumer_group_name1, @test_topic1, 731},
{@test_consumer_group_name1, @test_topic2, 6},
{@test_consumer_group_name2, @test_topic3, 6}
%ConsumerOffset{
consumer_group: @test_consumer_group_name1,
topic: @test_topic1,
lag: {0, 731},
consumer_id: @test_consumer_id1,
member_host: @test_member_host
},
%ConsumerOffset{
consumer_group: @test_consumer_group_name1,
topic: @test_topic2,
lag: {0, 6},
consumer_id: @test_consumer_id1,
member_host: @test_member_host
},
%ConsumerOffset{
consumer_group: @test_consumer_group_name2,
topic: @test_topic3,
lag: {0, 6},
consumer_id: @test_consumer_id2,
member_host: @test_member_host
}
]
assert lags == [
{@test_consumer_group_name1, @test_topic1, @test_lags1},
{@test_consumer_group_name1, @test_topic2, @test_lags2},
{@test_consumer_group_name2, @test_topic3, @test_lags2}
%ConsumerOffset{
consumer_group: @test_consumer_group_name1,
topic: @test_topic1,
lag: @test_lags1,
consumer_id: @test_consumer_id1,
member_host: @test_member_host
},
%ConsumerOffset{
consumer_group: @test_consumer_group_name1,
topic: @test_topic2,
lag: @test_lags2,
consumer_id: @test_consumer_id1,
member_host: @test_member_host
},
%ConsumerOffset{
consumer_group: @test_consumer_group_name2,
topic: @test_topic3,
lag: @test_lags2,
consumer_id: @test_consumer_id2,
member_host: @test_member_host
}
]
end