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test(promql): some functions silently ignore native histograms

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Functions that silently ignore native histograms, not covered by existing
tests: abs(), ceil(), clamp(), clamp_min(), clamp_max(), floor(), round().

Ref: https://github.com/prometheus/prometheus/pull/15845

Signed-off-by: György Krajcsovits <gyorgy.krajcsovits@grafana.com>
This commit is contained in:
György Krajcsovits 2025-01-23 09:43:39 +01:00
parent 665d1ba0cc
commit 9097f8f4e7
1 changed files with 62 additions and 1 deletions
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63
promql/promqltest/testdata/functions.test vendored
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@ -492,6 +492,7 @@ load 5m
test_clamp{src="clamp-a"} -50
test_clamp{src="clamp-b"} 0
test_clamp{src="clamp-c"} 100
test_clamp{src="histogram"} {{schema:0 sum:1 count:1}}
eval instant at 0m clamp_max(test_clamp, 75)
{src="clamp-a"} -50
@ -1209,7 +1210,67 @@ eval instant at 1m count_over_time({__name__=~"data(_histogram)?"}[2m])
clear
# Test for absent()
# Test for abs, ceil(), floor(), round().
load 5m
data{type="positive"} 2.5
data{type="whole"} 2
data{type="negative"} -2.5
data{type="nwhole"} -2
data{type="zero"} 0
data{type="nzero"} -0
data{type="inf"} +Inf
data{type="ninf"} -Inf
data{type="nan"} NaN
data{type="histogram"} {{schema:0 sum:1 count:1}}
eval instant at 0m abs(data)
{type="positive"} 2.5
{type="whole"} 2
{type="negative"} 2.5
{type="nwhole"} 2
{type="zero"} 0
{type="nzero"} 0
{type="inf"} +Inf
{type="ninf"} +Inf
{type="nan"} NaN
eval instant at 0m ceil(data)
{type="positive"} 3
{type="whole"} 2
{type="negative"} -2
{type="nwhole"} -2
{type="zero"} 0
{type="nzero"} 0
{type="inf"} +Inf
{type="ninf"} -Inf
{type="nan"} NaN
eval instant at 0m floor(data)
{type="positive"} 2
{type="whole"} 2
{type="negative"} -3
{type="nwhole"} -2
{type="zero"} 0
{type="nzero"} 0
{type="inf"} +Inf
{type="ninf"} -Inf
{type="nan"} NaN
eval instant at 0m round(data)
{type="positive"} 3
{type="whole"} 2
{type="negative"} -2
{type="nwhole"} -2
{type="zero"} 0
{type="nzero"} 0
{type="inf"} +Inf
{type="ninf"} -Inf
{type="nan"} NaN
clear
# Test for absent().
eval instant at 50m absent(nonexistent)
{} 1