1 package api 2 3 import ( 4 "testing" 5 6 "github.com/prometheus/common/model" 7 ) 8 9 func TestGenerateLabelStringWithRegex(t *testing.T) { 10 query := generateLabelStringWithRegex(model.LabelSet{}, "key", "value") 11 if query != "{key=~\"^value.*\"}" { 12 t.Errorf("Expected 'key=~\"^value.+\"', got '%s'", query) 13 } 14 } 15