Adding upstream version 1.34.4.

Signed-off-by: Daniel Baumann <daniel@debian.org>

plugins/processors/ifname/cache_test.go

@@ -0,0 +1,23 @@
+package ifname
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestCache(t *testing.T) {
+	c := NewLRUCache(2)
+
+	c.Put("ones", LRUValType{val: nameMap{1: "one"}})
+	twoMap := LRUValType{val: nameMap{2: "two"}}
+	c.Put("twos", twoMap)
+	c.Put("threes", LRUValType{val: nameMap{3: "three"}})
+
+	_, ok := c.Get("ones")
+	require.False(t, ok)
+
+	v, ok := c.Get("twos")
+	require.True(t, ok)
+	require.Equal(t, twoMap, v)
+}