Jeanette Tan
b0e320425c
refine test rewriting regex and add validation
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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
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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 )
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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>
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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
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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
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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
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Signed-off-by: Neeraj Gartia <neerajgartia211002@gmail.com>
2024-05-13 22:58:25 +05:30
Neeraj Gartia
6119124d0e
some nits
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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
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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
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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
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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()
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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
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* 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
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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
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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
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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
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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
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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
