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Add more test cases to TestDependenciesEdgeCases

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Signed-off-by: Marco Pracucci <marco@pracucci.com>
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Marco Pracucci 2024-01-26 19:33:24 +01:00
parent 21a03dc018
commit 52bc568d04
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1 changed files with 66 additions and 0 deletions
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66
rules/manager_test.go
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@ -1523,6 +1523,72 @@ func TestDependenciesEdgeCases(t *testing.T) {
require.True(t, depMap.isIndependent(rule1))
require.True(t, depMap.isIndependent(rule2))
})
t.Run("rule with regexp matcher on metric name", func(t *testing.T) {
expr, err := parser.ParseExpr("sum(requests)")
require.NoError(t, err)
rule1 := NewRecordingRule("first", expr, labels.Labels{})
expr, err = parser.ParseExpr(`sum({__name__=~".+"})`)
require.NoError(t, err)
rule2 := NewRecordingRule("second", expr, labels.Labels{})
group := NewGroup(GroupOptions{
Name: "rule_group",
Interval: time.Second,
Rules: []Rule{rule1, rule2},
Opts: opts,
})
depMap := buildDependencyMap(group.rules)
// A rule with regexp matcher on metric name causes the whole group to be indeterminate.
require.False(t, depMap.isIndependent(rule1))
require.False(t, depMap.isIndependent(rule2))
})
t.Run("rule with not equal matcher on metric name", func(t *testing.T) {
expr, err := parser.ParseExpr("sum(requests)")
require.NoError(t, err)
rule1 := NewRecordingRule("first", expr, labels.Labels{})
expr, err = parser.ParseExpr(`sum({__name__!="requests", service="app"})`)
require.NoError(t, err)
rule2 := NewRecordingRule("second", expr, labels.Labels{})
group := NewGroup(GroupOptions{
Name: "rule_group",
Interval: time.Second,
Rules: []Rule{rule1, rule2},
Opts: opts,
})
depMap := buildDependencyMap(group.rules)
// A rule with not equal matcher on metric name causes the whole group to be indeterminate.
require.False(t, depMap.isIndependent(rule1))
require.False(t, depMap.isIndependent(rule2))
})
t.Run("rule with not regexp matcher on metric name", func(t *testing.T) {
expr, err := parser.ParseExpr("sum(requests)")
require.NoError(t, err)
rule1 := NewRecordingRule("first", expr, labels.Labels{})
expr, err = parser.ParseExpr(`sum({__name__!~"requests.+", service="app"})`)
require.NoError(t, err)
rule2 := NewRecordingRule("second", expr, labels.Labels{})
group := NewGroup(GroupOptions{
Name: "rule_group",
Interval: time.Second,
Rules: []Rule{rule1, rule2},
Opts: opts,
})
depMap := buildDependencyMap(group.rules)
// A rule with not regexp matcher on metric name causes the whole group to be indeterminate.
require.False(t, depMap.isIndependent(rule1))
require.False(t, depMap.isIndependent(rule2))
})
}
func TestNoMetricSelector(t *testing.T) {