forked from mirror/client_golang
44 lines
859 B
Go
44 lines
859 B
Go
package prometheus
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import (
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"fmt"
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"testing"
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)
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func TestNewConstMetricInvalidLabelValues(t *testing.T) {
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testCases := []struct {
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desc string
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labels Labels
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}{
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{
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desc: "non utf8 label value",
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labels: Labels{"a": "\xFF"},
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},
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{
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desc: "not enough label values",
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labels: Labels{},
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},
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{
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desc: "too many label values",
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labels: Labels{"a": "1", "b": "2"},
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},
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}
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for _, test := range testCases {
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metricDesc := NewDesc(
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"sample_value",
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"sample value",
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[]string{"a"},
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Labels{},
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)
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expectPanic(t, func() {
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MustNewConstMetric(metricDesc, CounterValue, 0.3, "\xFF")
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}, fmt.Sprintf("WithLabelValues: expected panic because: %s", test.desc))
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if _, err := NewConstMetric(metricDesc, CounterValue, 0.3, "\xFF"); err == nil {
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t.Errorf("NewConstMetric: expected error because: %s", test.desc)
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}
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}
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}
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