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Test loading rule groups with source tenants

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Dimitar Dimitrov 2021-11-29 13:53:23 +01:00
parent f17d3a71aa
commit a16235f5f4
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2 changed files with 55 additions and 2 deletions
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6
rules/fixtures/rules_with_source_tenants.yaml Normal file
View file

@ -0,0 +1,6 @@
groups:
- name: test
rules:
- record: job:http_requests:rate5m
expr: sum by (job)(rate(http_requests_total[5m]))
source_tenants: [tenant-1, tenant-2]

51
rules/manager_test.go
View file

@ -795,6 +795,48 @@ func TestUpdate(t *testing.T) {
reloadAndValidate(rgs, t, tmpFile, ruleManager, expected, ogs)
}
func TestUpdateSetsSourceTenants(t *testing.T) {
st := teststorage.New(t)
defer st.Close()
opts := promql.EngineOpts{
Logger: nil,
Reg: nil,
MaxSamples: 10,
Timeout: 10 * time.Second,
}
engine := promql.NewEngine(opts)
ruleManager := NewManager(&ManagerOptions{
Appendable: st,
Queryable: st,
QueryFunc: EngineQueryFunc(engine, st),
Context: context.Background(),
Logger: log.NewNopLogger(),
})
ruleManager.start()
defer ruleManager.Stop()
rgs, errs := rulefmt.ParseFile("fixtures/rules_with_source_tenants.yaml")
require.Equal(t, 0, len(errs), "file parsing failures")
tmpFile, err := ioutil.TempFile("", "rules.test.*.yaml")
require.NoError(t, err)
defer os.Remove(tmpFile.Name())
defer tmpFile.Close()
reloadRules(rgs, t, tmpFile, ruleManager)
// check that all source tenants were actually set
require.Len(t, ruleManager.groups, len(rgs.Groups))
for _, expectedGroup := range rgs.Groups {
actualGroup, ok := ruleManager.groups[GroupKey(tmpFile.Name(), expectedGroup.Name)]
require.True(t, ok, "actual groups don't contain at one of the expected groups")
require.ElementsMatch(t, expectedGroup.SourceTenants, actualGroup.SourceTenants())
}
}
// ruleGroupsTest for running tests over rules.
type ruleGroupsTest struct {
Groups []ruleGroupTest `yaml:"groups"`
@ -837,14 +879,19 @@ func formatRules(r *rulefmt.RuleGroups) ruleGroupsTest {
}
}
func reloadAndValidate(rgs *rulefmt.RuleGroups, t *testing.T, tmpFile *os.File, ruleManager *Manager, expected map[string]labels.Labels, ogs map[string]*Group) {
func reloadRules(rgs *rulefmt.RuleGroups, t *testing.T, tmpFile *os.File, ruleManager *Manager) {
bs, err := yaml.Marshal(formatRules(rgs))
require.NoError(t, err)
tmpFile.Seek(0, 0)
_, _ = tmpFile.Seek(0, 0)
_, err = tmpFile.Write(bs)
require.NoError(t, err)
err = ruleManager.Update(10*time.Second, []string{tmpFile.Name()}, nil, "")
require.NoError(t, err)
}
func reloadAndValidate(rgs *rulefmt.RuleGroups, t *testing.T, tmpFile *os.File, ruleManager *Manager, expected map[string]labels.Labels, ogs map[string]*Group) {
reloadRules(rgs, t, tmpFile, ruleManager)
for h, g := range ruleManager.groups {
if ogs[h] == g {
t.Fail()