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labels tests: extend TestBuilder

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Start with empty base labels, also check new and re-used symbol tables

Signed-off-by: Bryan Boreham <bjboreham@gmail.com>
This commit is contained in:
Bryan Boreham 2023-12-05 18:31:19 +00:00
parent bb82a57e64
commit 5aa4473894
1 changed files with 19 additions and 2 deletions
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21
model/labels/labels_test.go
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@ -569,6 +569,7 @@ func TestLabels_BytesWithoutLabels(t *testing.T) {
}
func TestBuilder(t *testing.T) {
reuseBuilder := NewBuilderWithSymbolTable(NewSymbolTable())
for i, tcase := range []struct {
base Labels
del []string
@ -580,6 +581,11 @@ func TestBuilder(t *testing.T) {
base: FromStrings("aaa", "111"),
want: FromStrings("aaa", "111"),
},
{
base: EmptyLabels(),
set: []Label{{"aaa", "444"}, {"bbb", "555"}, {"ccc", "666"}},
want: FromStrings("aaa", "444", "bbb", "555", "ccc", "666"),
},
{
base: FromStrings("aaa", "111", "bbb", "222", "ccc", "333"),
set: []Label{{"aaa", "444"}, {"bbb", "555"}, {"ccc", "666"}},
@ -638,8 +644,7 @@ func TestBuilder(t *testing.T) {
want: FromStrings("aaa", "111", "ddd", "444"),
},
} {
t.Run(fmt.Sprint(i), func(t *testing.T) {
b := NewBuilder(tcase.base)
test := func(t *testing.T, b *Builder) {
for _, lbl := range tcase.set {
b.Set(lbl.Name, lbl.Value)
}
@ -656,6 +661,18 @@ func TestBuilder(t *testing.T) {
}
})
require.Equal(t, tcase.want.BytesWithoutLabels(nil, "aaa", "bbb"), b.Labels().Bytes(nil))
}
t.Run(fmt.Sprintf("NewBuilder %d", i), func(t *testing.T) {
test(t, NewBuilder(tcase.base))
})
t.Run(fmt.Sprintf("NewSymbolTable %d", i), func(t *testing.T) {
b := NewBuilderWithSymbolTable(NewSymbolTable())
b.Reset(tcase.base)
test(t, b)
})
t.Run(fmt.Sprintf("reuseBuilder %d", i), func(t *testing.T) {
reuseBuilder.Reset(tcase.base)
test(t, reuseBuilder)
})
}
t.Run("set_after_del", func(t *testing.T) {