package catalogue

import (
	"strings"
	"testing"
)

// A module may declare its unhealthy urgent, with why; the module check refuses it without why and with any
// severity but urgent or warning (novox/hq ADR 0355).

func TestAnUnhealthyDeclaredUrgentIsUrgent(t *testing.T) {
	m, err := ParseManifest([]byte(`{"module":"mail","version":"1",` +
		`"unhealthy":{"severity":"urgent","why":"mail is refused or stuck for everyone with a mailbox"}}`))
	if err != nil {
		t.Fatalf("a manifest declaring its unhealthy urgent with why was refused: %v", err)
	}
	if !m.UnhealthyIsUrgent() {
		t.Errorf("a manifest declaring its unhealthy urgent reads as not urgent: %+v", m.Unhealthy)
	}
}

func TestAManifestWithoutUnhealthyIsNotUrgent(t *testing.T) {
	m, err := ParseManifest([]byte(`{"module":"notes","version":"1"}`))
	if err != nil {
		t.Fatal(err)
	}
	if m.UnhealthyIsUrgent() {
		t.Errorf("a manifest saying nothing of its unhealthy reads as urgent")
	}
	warning := Manifest{Module: "notes", Unhealthy: &UnhealthyPolicy{Severity: UnhealthyWarning, Why: "notes wait"}}
	if warning.UnhealthyIsUrgent() || len(warning.unhealthyProblems()) != 0 {
		t.Errorf("a warning said with why reads as urgent or is refused: %v", warning.unhealthyProblems())
	}
}

func TestAnUnhealthyWithoutWhyIsRefused(t *testing.T) {
	for _, why := range []string{"", "   "} {
		if problems := (Manifest{Module: "mail", Unhealthy: &UnhealthyPolicy{Severity: UnhealthyUrgent, Why: why}}).unhealthyProblems(); len(problems) == 0 {
			t.Errorf("urgent with why %q was accepted", why)
		}
	}
	if _, err := ParseManifest([]byte(`{"module":"mail","version":"1","unhealthy":{"severity":"urgent"}}`)); err == nil ||
		!strings.Contains(err.Error(), "unhealthy says why") {
		t.Errorf("a manifest declaring its unhealthy urgent without why parsed: %v", err)
	}
}

func TestAnUnhealthySeverityOtherThanUrgentOrWarningIsRefused(t *testing.T) {
	if _, err := ParseManifest([]byte(`{"module":"mail","version":"1","unhealthy":{"severity":"loud","why":"mail stops"}}`)); err == nil ||
		!strings.Contains(err.Error(), `not "loud"`) {
		t.Errorf("a manifest declaring its unhealthy loud parsed: %v", err)
	}
}