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add test case for bigGap

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Signed-off-by: Ziqi Zhao <zhaoziqi9146@gmail.com>
This commit is contained in:
Ziqi Zhao 2023-11-26 22:17:37 +08:00
parent 8fe9250f7d
commit 19ecc5dd94
1 changed files with 20 additions and 0 deletions
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20
scrape/target_test.go
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@ -507,6 +507,19 @@ func TestBucketLimitAppender(t *testing.T) {
NegativeBuckets: []int64{3, 0, 0},
}
bigGap := histogram.Histogram{
Schema: 0,
Count: 21,
Sum: 33,
ZeroThreshold: 0.001,
ZeroCount: 3,
PositiveSpans: []histogram.Span{
{Offset: 1, Length: 1}, // in (1, 2]
{Offset: 2, Length: 1}, // in (8, 16]
},
PositiveBuckets: []int64{1, 0}, // 1, 1
}
cases := []struct {
h histogram.Histogram
limit int
@ -533,6 +546,13 @@ func TestBucketLimitAppender(t *testing.T) {
expectBucketCount: 6,
expectSchema: 0,
},
{
h: bigGap,
limit: 1,
expectError: false,
expectBucketCount: 1,
expectSchema: -2,
},
}
resApp := &collectResultAppender{}