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Author SHA1 Message Date
Ganesh Vernekar 3d54bcc018
Merge pull request #14362 from charleskorn/charleskorn/sum-infinity 2024-07-03 01:05:03 -04:00
Charles Korn fd6bdf5230
Fix issue where summation of +/- infinity returns NaN instead of infinity 
Signed-off-by: Charles Korn <charles.korn@grafana.com>
 2024-06-28 11:26:54 +10:00
Björn Rabenstein 2e58d46522
Merge pull request #13662 from prometheus/nhcb 
Native histograms custom buckets storage
 2024-06-27 21:44:20 +02:00
Bryan Boreham b6aba4ff14
Merge pull request #14074 from bboreham/kahan-sum-sum 
[ENHANCEMENT] PromQL: use Kahan summation for sum()
 2024-06-24 11:13:26 +01:00
Jeanette Tan dda5f48c9e Merge branch 'main' into nhcb-review-2 2024-06-20 22:50:00 +08:00
Jeanette Tan fc9dc72028 remove eval_with_nhcb 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-20 22:49:00 +08:00
Jeanette Tan a6d788b1be update missed suggested change from code review 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-20 22:49:00 +08:00
Charles Korn aeec30f082
Convert TestTimestampFunction_StepsMoreOftenThanSamples 
Signed-off-by: Charles Korn <charles.korn@grafana.com>
 2024-06-17 16:56:56 +10:00
Charles Korn 987fa5c6a2
Convert range query test cases to test scripting language 
Signed-off-by: Charles Korn <charles.korn@grafana.com>
 2024-06-17 16:43:01 +10:00
Björn Rabenstein 08621bebe9
Merge pull request #14269 from prometheus/beorn7/histogram-test 
promql: Add tests for histogram counter reset only in bucket
 2024-06-08 16:59:47 +02:00
Jeanette Tan b8cb12b989 rename hist to histogram according to code review 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-07 20:26:41 +08:00
Jeanette Tan 4c2aa872d4 update readme for testing framework 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-07 20:21:05 +08:00
Jeanette Tan 14f8dded39 Merge branch 'main' into nhcb 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-07 19:17:14 +08:00
Jeanette Tan b0e320425c refine test rewriting regex and add validation 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-07 18:50:59 +08:00
Jeanette Tan 9adc1699c3 fix according to code review 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-06-07 18:50:59 +08:00
Charles Korn 1f988f77ff
promql: extend test scripting language to support asserting on expected error message (#14038) 
Add ability to assert that a query fails with a particular error message

This also adds documentation for the test scripting language in general,
including the new feature.

Signed-off-by: Charles Korn <charles.korn@grafana.com>

---------

Signed-off-by: Charles Korn <charles.korn@grafana.com>
 2024-06-06 17:56:25 +02:00
beorn7 c7fdfe8004 promql: Add tests for histogram counter reset only in bucket 
This also exercises the "fast path" (only decoding count and sum),
i.e. where the counter reset isn't visible at all in the decoded data.

Signed-off-by: beorn7 <beorn@grafana.com>
 2024-06-06 17:47:38 +02:00
Jeanette Tan f028496133 Merge branch 'main' into nhcb 
Signed-off-by: Jeanette Tan <jeanette.tan@grafana.com>
 2024-05-14 16:20:15 +08:00
Neeraj Gartia 661856cb65 removes the added tests from engine_test.go 
Signed-off-by: Neeraj Gartia <neerajgartia211002@gmail.com>
 2024-05-13 22:58:25 +05:30
Neeraj Gartia 6119124d0e some nits 
Signed-off-by: Neeraj Gartia <neerajgartia211002@gmail.com>
 2024-05-13 22:55:38 +05:30
Neeraj Gartia adf5a36c1e adds test for sum, count, stddev, stdvar, quantile and fraction func to promql testing framework 
Signed-off-by: Neeraj Gartia <neerajgartia211002@gmail.com>
 2024-05-13 22:55:38 +05:30
Neeraj Gartia 8b838a05d9 adds test for native histogram rate func in promql testing framework 
Signed-off-by: Neeraj Gartia <neerajgartia211002@gmail.com>
 2024-05-13 22:55:38 +05:30
Neeraj Gartia 548bd9d6fb adds TestNativeHistogramRate func to promql test framework 
Signed-off-by: Neeraj Gartia <neerajgartia211002@gmail.com>
 2024-05-13 22:55:38 +05:30
Bryan Boreham ea82b49c33 [ENHANCEMENT] PromQL: use Kahan summation for sum() 
This can give a more precise result, by keeping a separate running
compensation value to accumulate small errors.

See https://en.wikipedia.org/wiki/Kahan_summation_algorithm

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-09 14:29:38 +01:00
Bryan Boreham 786e0e706c test: PromQL: stop using internal fields of engine 
* set enablePerStepStats and lookback duration via
  `NewTestEngine` parameters.
* check maxSamples by recreating query engine
* check lookback without modifying internals

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-08 19:58:41 +01:00
Bryan Boreham babfcfdd91 refactor: Move NewTestEngine into promqltest 
And export `DefaultMaxSamplesPerQuery` so callers can replicate previous
behaviour.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-08 16:07:28 +01:00
Bryan Boreham b3c15d2246 test: clean up promqltest package references 
So it nearly compiles.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-08 13:42:55 +01:00
Bryan Boreham 9aa321d672 test: make field initializers explicit 
Lint started complaining after I moved the file.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-08 13:42:55 +01:00
Bryan Boreham ccf73266f0 test: move promqltest tests together with the implementation 
Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-08 13:42:55 +01:00
Bryan Boreham 11b27d5d22 test: move test files into new promqltest package 
So that promql package does not bring in test-only dependencies.

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
 2024-05-08 13:42:55 +01:00