Add 'proxy/' from commit '201b9a652685cdfb72ba81c7e7b00ba1c60a0e35'

git-subtree-dir: proxy
git-subtree-mainline: 571d96e856
git-subtree-split: 201b9a6526

proxy/pkg/cache/cache_test.go

@@ -0,0 +1,99 @@
+package cache
+
+import (
+	"testing"
+)
+
+// Prevents from invalid import cycle.
+type AccountsCacheEntry struct {
+	Email string
+	UUID  string
+}
+
+func TestSet(t *testing.T) {
+	c := NewCache(
+		Size(256),
+	)
+
+	err := c.Set("accounts", "hello@foo.bar", AccountsCacheEntry{
+		Email: "hello@foo.bar",
+		UUID:  "9c31b040-59e2-4a2b-926b-334d9e3fbd05",
+	})
+	if err != nil {
+		t.Error(err)
+	}
+
+	if c.Length("accounts") != 1 {
+		t.Errorf("expected length 1 got `%v`", len(c.entries))
+	}
+
+	item, err := c.Get("accounts", "hello@foo.bar")
+	if err != nil {
+		t.Error(err)
+	}
+
+	if cachedEntry, ok := item.V.(AccountsCacheEntry); !ok {
+		t.Errorf("invalid cached value type")
+	} else {
+		if cachedEntry.Email != "hello@foo.bar" {
+			t.Errorf("invalid value. Expected `hello@foo.bar` got: `%v`", cachedEntry.Email)
+		}
+	}
+}
+
+func TestEvict(t *testing.T) {
+	c := NewCache(
+		Size(256),
+	)
+
+	if err := c.Set("accounts", "hello@foo.bar", AccountsCacheEntry{
+		Email: "hello@foo.bar",
+		UUID:  "9c31b040-59e2-4a2b-926b-334d9e3fbd05",
+	}); err != nil {
+		t.Error(err)
+	}
+
+	if err := c.Invalidate("accounts", "hello@foo.bar"); err != nil {
+		t.Error(err)
+	}
+
+	v, err := c.Get("accounts", "hello@foo.bar")
+	if err != nil {
+		t.Error(err)
+	}
+
+	if v.Valid {
+		t.Errorf("cache key unexpected valid state")
+	}
+
+	c.Evict()
+
+	if c.Length("accounts") != 0 {
+		t.Errorf("expected length 0 got `%v`", len(c.entries))
+	}
+}
+
+func TestGet(t *testing.T) {
+	svcCache := NewCache(
+		Size(256),
+	)
+
+	err := svcCache.Set("accounts", "node", "0.0.0.0:1234")
+	if err != nil {
+		t.Error(err)
+	}
+
+	raw, err := svcCache.Get("accounts", "node")
+	if err != nil {
+		t.Error(err)
+	}
+
+	v, ok := raw.V.(string)
+	if !ok {
+		t.Errorf("invalid type on service node key")
+	}
+
+	if v != "0.0.0.0:1234" {
+		t.Errorf("expected `0.0.0.0:1234` got `%v`", v)
+	}
+}