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Add unit test for func WithoutEmpty in labels.go (#6848)

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Signed-off-by: Guangwen Feng <fenggw-fnst@cn.fujitsu.com>
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Guangwen Feng 2020-02-19 19:56:12 +08:00 committed by GitHub
parent c53bf31406
commit 87971fff90
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79
pkg/labels/labels_test.go
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@ -175,3 +175,82 @@ func TestLabels_HasDuplicateLabelNames(t *testing.T) {
testutil.Equals(t, c.LabelName, l, "test %d: incorrect label name", i)
}
}
func TestLabels_WithoutEmpty(t *testing.T) {
tests := []struct {
input Labels
expected Labels
}{
{
input: Labels{
{
Name: "__name__",
Value: "test",
},
{
Name: "foo",
},
{
Name: "hostname",
Value: "localhost",
},
{
Name: "bar",
},
{
Name: "job",
Value: "check",
},
},
expected: Labels{
{
Name: "__name__",
Value: "test",
},
{
Name: "hostname",
Value: "localhost",
},
{
Name: "job",
Value: "check",
},
},
},
{
input: Labels{
{
Name: "__name__",
Value: "test",
},
{
Name: "hostname",
Value: "localhost",
},
{
Name: "job",
Value: "check",
},
},
expected: Labels{
{
Name: "__name__",
Value: "test",
},
{
Name: "hostname",
Value: "localhost",
},
{
Name: "job",
Value: "check",
},
},
},
}
for i, test := range tests {
got := test.input.WithoutEmpty()
testutil.Equals(t, test.expected, got, "unexpected labelset for test case %d", i)
}
}