Files
notarius/internal/modules/dnd/shared/diagnostics/diagnostics_test.go

54 lines
1.8 KiB
Go

package diagnostics
import (
"fmt"
"reflect"
"strings"
"testing"
"unicode/utf8"
"gitea.maximumdirect.net/eric/notarius/internal/framework/contracts"
)
func TestAggregateEnforcesByteBudgetAndReportsOmissions(t *testing.T) {
issues := make([]string, MaxIssues)
for index := range issues {
issues[index] = fmt.Sprintf("issue-%d-%s", index, strings.Repeat("火", MaxDisplayedRunes))
}
message := Aggregate("invalid D&D data", issues)
if !utf8.ValidString(message) || len([]byte(message)) > MaxMessageBytes {
t.Fatalf("Aggregate() returned invalid or oversized message: bytes=%d message=%q", len([]byte(message)), message)
}
displayed := strings.Count(message, "issue-")
if displayed == 0 || displayed >= len(issues) {
t.Fatalf("Aggregate() displayed %d issues, want byte-budget omission", displayed)
}
wantOmitted := fmt.Sprintf("%d additional issue(s) omitted", len(issues)-displayed)
if !strings.Contains(message, wantOmitted) {
t.Fatalf("Aggregate() = %q, want %q", message, wantOmitted)
}
}
func TestLimitWarningsBoundsOutputAndReportsOmissions(t *testing.T) {
warnings := make([]contracts.Warning, MaxWarnings+3)
for index := range warnings {
warnings[index] = contracts.Warning{ReasonCode: fmt.Sprintf("warning-%d", index)}
}
before := append([]contracts.Warning(nil), warnings...)
got := LimitWarnings(warnings, "records", "warnings_omitted")
if len(got) != MaxWarnings {
t.Fatalf("LimitWarnings() count = %d, want %d", len(got), MaxWarnings)
}
summary := got[len(got)-1]
wantOmitted := len(warnings) - (MaxWarnings - 1)
if summary.Scope != "records" || summary.ReasonCode != "warnings_omitted" ||
summary.Message != fmt.Sprintf("%d additional warning(s) omitted", wantOmitted) {
t.Fatalf("summary = %#v", summary)
}
if !reflect.DeepEqual(warnings, before) {
t.Fatal("LimitWarnings() mutated its input")
}
}