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make test more stable (#51268)

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Yuriy Tseretyan 2022-06-22 12:53:16 -04:00 committed by GitHub
parent fe5416508a
commit ee5bcf2b96
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1 changed files with 18 additions and 12 deletions
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30
pkg/services/ngalert/models/alert_rule_test.go
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@ -548,14 +548,23 @@ func TestDiff(t *testing.T) {
}
func TestSortByGroupIndex(t *testing.T) {
ensureNotSorted := func(t *testing.T, rules []*AlertRule, less func(i, j int) bool) {
for i := 0; i < 5; i++ {
rand.Shuffle(len(rules), func(i, j int) {
rules[i], rules[j] = rules[j], rules[i]
})
if !sort.SliceIsSorted(rules, less) {
return
}
}
t.Fatalf("unable to ensure that alerts are not sorted")
}
t.Run("should sort rules by GroupIndex", func(t *testing.T) {
rules := GenerateAlertRules(rand.Intn(5)+5, AlertRuleGen(WithUniqueGroupIndex()))
rand.Shuffle(len(rules), func(i, j int) {
rules[i], rules[j] = rules[j], rules[i]
})
require.False(t, sort.SliceIsSorted(rules, func(i, j int) bool {
rules := GenerateAlertRules(rand.Intn(15)+5, AlertRuleGen(WithUniqueGroupIndex()))
ensureNotSorted(t, rules, func(i, j int) bool {
return rules[i].RuleGroupIndex < rules[j].RuleGroupIndex
}))
})
RulesGroup(rules).SortByGroupIndex()
require.True(t, sort.SliceIsSorted(rules, func(i, j int) bool {
return rules[i].RuleGroupIndex < rules[j].RuleGroupIndex
@ -563,13 +572,10 @@ func TestSortByGroupIndex(t *testing.T) {
})
t.Run("should sort by ID if same GroupIndex", func(t *testing.T) {
rules := GenerateAlertRules(rand.Intn(5)+5, AlertRuleGen(WithUniqueID(), WithGroupIndex(rand.Int())))
rand.Shuffle(len(rules), func(i, j int) {
rules[i], rules[j] = rules[j], rules[i]
})
require.False(t, sort.SliceIsSorted(rules, func(i, j int) bool {
rules := GenerateAlertRules(rand.Intn(15)+5, AlertRuleGen(WithUniqueID(), WithGroupIndex(rand.Int())))
ensureNotSorted(t, rules, func(i, j int) bool {
return rules[i].ID < rules[j].ID
}))
})
RulesGroup(rules).SortByGroupIndex()
require.True(t, sort.SliceIsSorted(rules, func(i, j int) bool {
return rules[i].ID < rules[j].ID