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add wildcard support for label key and values

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This commit is contained in:
Jim Bugwadia 2020-12-01 22:49:35 -08:00
parent 50e5e7eedf
commit 8aa00106a5
1 changed files with 46 additions and 0 deletions
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46
pkg/engine/utils_test.go
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@ -480,3 +480,49 @@ func TestResourceDescriptionExclude_Label_Expression_Match(t *testing.T) {
t.Errorf("Testcase has failed due to the following:\n Function has returned no error, even though it was supposed to fail")
}
}
func TestWildCardLabels(t *testing.T) {
testSelector(t, &metav1.LabelSelector{}, map[string]string{}, true)
testSelector(t, &metav1.LabelSelector{}, map[string]string{"foo": "bar"}, true)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"test.io/*": "bar"}},
map[string]string{"foo": "bar"}, false)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"scale.test.io/*": "bar"}},
map[string]string{"foo": "bar"}, false)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"test.io/*": "bar"}},
map[string]string{"test.io/scale": "foo", "test.io/functional": "bar"}, true)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"test.io/*": "*"}},
map[string]string{"test.io/scale": "foo", "test.io/functional": "bar"}, true)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"test.io/*": "a*"}},
map[string]string{"test.io/scale": "foo", "test.io/functional": "bar"}, false)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"test.io/scale": "f??"}},
map[string]string{"test.io/scale": "foo", "test.io/functional": "bar"}, true)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"*": "*"}},
map[string]string{"test.io/scale": "foo", "test.io/functional": "bar"}, true)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"test.io/functional": "foo"}},
map[string]string{"test.io/scale": "foo", "test.io/functional": "bar"}, false)
testSelector(t, &metav1.LabelSelector{MatchLabels: map[string]string{"*": "*"}},
map[string]string{}, false)
}
func testSelector(t *testing.T, s *metav1.LabelSelector, l map[string]string, match bool) {
res, err := checkSelector(s, l)
if err != nil {
t.Errorf("selector %v failed to select labels %v: %v", s.MatchLabels, l, err)
return
}
if res != match {
t.Errorf("select %v -> labels %v: expected %v received %v", s.MatchLabels, l, match, res)
}
}