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add tests for histogram and summary option defaults

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Signed-off-by: glightfoot <glightfoot@rsglab.com>
This commit is contained in:
glightfoot 2021-01-26 11:07:32 -05:00
parent 4c332ce6d0
commit e9d3c84670
1 changed files with 154 additions and 0 deletions
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154
pkg/mapper/mapper_test.go
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@ -29,6 +29,7 @@ type mappings []struct {
maxAge time.Duration
ageBuckets uint32
bufCap uint32
buckets []float64
}
func TestMetricMapperYAML(t *testing.T) {
@ -619,6 +620,148 @@ mappings:
},
},
},
// Config with default summary configuration.
{
config: `---
defaults:
summary_options:
quantiles:
- quantile: 0.42
error: 0.04
- quantile: 0.7
error: 0.002
max_age: 5m
age_buckets: 2
buf_cap: 1000
mappings:
- match: test.*.*
observer_type: summary
name: "foo"
labels: {}
`,
mappings: mappings{
{
statsdMetric: "test.*.*",
name: "foo",
labels: map[string]string{},
quantiles: []metricObjective{
{Quantile: 0.42, Error: 0.04},
{Quantile: 0.7, Error: 0.002},
},
maxAge: 5 * time.Minute,
ageBuckets: 2,
bufCap: 1000,
},
},
},
// Config that overrides default summary configuration.
{
config: `---
defaults:
summary_options:
quantiles:
- quantile: 0.042
error: 0.4
- quantile: 0.07
error: 0.02
max_age: 15m
age_buckets: 3
buf_cap: 100
mappings:
- match: test.*.*
observer_type: summary
name: "foo"
labels: {}
summary_options:
quantiles:
- quantile: 0.42
error: 0.04
- quantile: 0.7
error: 0.002
max_age: 5m
age_buckets: 2
buf_cap: 1000
`,
mappings: mappings{
{
statsdMetric: "test.*.*",
name: "foo",
labels: map[string]string{},
quantiles: []metricObjective{
{Quantile: 0.42, Error: 0.04},
{Quantile: 0.7, Error: 0.002},
},
maxAge: 5 * time.Minute,
ageBuckets: 2,
bufCap: 1000,
},
},
},
// Config with histogram configuration.
{
config: `---
mappings:
- match: test.*.*
observer_type: histogram
name: "foo"
labels: {}
histogram_options:
buckets: [0.1, 1, 10, 100, 1000]
`,
mappings: mappings{
{
statsdMetric: "test.*.*",
name: "foo",
labels: map[string]string{},
buckets: []float64{0.1, 1, 10, 100, 1000},
},
},
},
// Config with default histogram configuration.
{
config: `---
defaults:
histogram_options:
buckets: [0.1, 1, 10, 100, 1000]
mappings:
- match: test.*.*
observer_type: histogram
name: "foo"
labels: {}
`,
mappings: mappings{
{
statsdMetric: "test.*.*",
name: "foo",
labels: map[string]string{},
buckets: []float64{0.1, 1, 10, 100, 1000},
},
},
},
// Config that overrides default histogram configuration.
{
config: `---
defaults:
histogram_options:
buckets: [0.2, 2, 20, 200, 2000]
mappings:
- match: test.*.*
observer_type: histogram
name: "foo"
labels: {}
histogram_options:
buckets: [0.1, 1, 10, 100, 1000]
`,
mappings: mappings{
{
statsdMetric: "test.*.*",
name: "foo",
labels: map[string]string{},
buckets: []float64{0.1, 1, 10, 100, 1000},
},
},
},
// duplicate quantiles are bad
{
config: `---
@ -960,6 +1103,17 @@ mappings:
t.Fatalf("%d.%q: Expected match metric of %s, got %s", i, metric, mapType, m.MatchMetricType)
}
if len(mapping.buckets) != 0 {
if len(mapping.buckets) != len(m.HistogramOptions.Buckets) {
t.Fatalf("%d.%q: Expected %d buckets, got %d", i, metric, len(mapping.buckets), len(m.HistogramOptions.Buckets))
}
for i, bucket := range mapping.buckets {
if bucket != m.HistogramOptions.Buckets[i] {
t.Fatalf("%d.%q: Expected bucket %v, got %v", i, metric, m.HistogramOptions.Buckets[i], bucket)
}
}
}
if len(mapping.quantiles) != 0 {
if len(mapping.quantiles) != len(m.SummaryOptions.Quantiles) {
t.Fatalf("%d.%q: Expected %d quantiles, got %d", i, metric, len(mapping.quantiles), len(m.SummaryOptions.Quantiles))