add unit test TestLabels_String for pkg/labels/labels.go (#7150)

Signed-off-by: ZouYu <zouy.fnst@cn.fujitsu.com>
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ZouYu 2020-04-22 15:02:47 +08:00 committed by GitHub
parent 4b5e7d4984
commit 06493b7034
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1 changed files with 33 additions and 0 deletions

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@ -19,6 +19,39 @@ import (
"github.com/prometheus/prometheus/util/testutil" "github.com/prometheus/prometheus/util/testutil"
) )
func TestLabels_String(t *testing.T) {
cases := []struct {
lables Labels
expected string
}{
{
lables: Labels{
{
Name: "t1",
Value: "t1",
},
{
Name: "t2",
Value: "t2",
},
},
expected: "{t1=\"t1\", t2=\"t2\"}",
},
{
lables: Labels{},
expected: "{}",
},
{
lables: nil,
expected: "{}",
},
}
for _, c := range cases {
str := c.lables.String()
testutil.Equals(t, c.expected, str)
}
}
func TestLabels_MatchLabels(t *testing.T) { func TestLabels_MatchLabels(t *testing.T) {
labels := Labels{ labels := Labels{
{ {