Convert `TestTimestampFunction_StepsMoreOftenThanSamples`

Signed-off-by: Charles Korn <charles.korn@grafana.com>
This commit is contained in:
Charles Korn 2024-06-17 16:56:56 +10:00
parent 987fa5c6a2
commit aeec30f082
No known key found for this signature in database
2 changed files with 8 additions and 41 deletions

View File

@ -2015,47 +2015,6 @@ func TestSubquerySelector(t *testing.T) {
} }
} }
func TestTimestampFunction_StepsMoreOftenThanSamples(t *testing.T) {
engine := newTestEngine()
storage := promqltest.LoadedStorage(t, `
load 1m
metric 0+1x1000
`)
t.Cleanup(func() { storage.Close() })
query := "timestamp(metric)"
start := time.Unix(0, 0)
end := time.Unix(61, 0)
interval := time.Second
// We expect the value to be 0 for t=0s to t=59s (inclusive), then 60 for t=60s and t=61s.
expectedPoints := []promql.FPoint{}
for t := 0; t <= 59; t++ {
expectedPoints = append(expectedPoints, promql.FPoint{F: 0, T: int64(t * 1000)})
}
expectedPoints = append(
expectedPoints,
promql.FPoint{F: 60, T: 60_000},
promql.FPoint{F: 60, T: 61_000},
)
expectedResult := promql.Matrix{
promql.Series{
Floats: expectedPoints,
Metric: labels.EmptyLabels(),
},
}
qry, err := engine.NewRangeQuery(context.Background(), storage, nil, query, start, end, interval)
require.NoError(t, err)
res := qry.Exec(context.Background())
require.NoError(t, res.Err)
testutil.RequireEqual(t, expectedResult, res.Value)
}
type FakeQueryLogger struct { type FakeQueryLogger struct {
closed bool closed bool
logs []interface{} logs []interface{}

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@ -1213,3 +1213,11 @@ eval instant at 5m log10(exp_root_log - 20)
{l="y"} -Inf {l="y"} -Inf
clear clear
# Test that timestamp() handles the scenario where there are more steps than samples.
load 1m
metric 0+1x1000
# We expect the value to be 0 for t=0s to t=59s (inclusive), then 60 for t=60s and t=61s.
eval range from 0 to 61s step 1s timestamp(metric)
{} 0x59 60 60