From 86e72d058d935d085af265d2690245ac99eb70a6 Mon Sep 17 00:00:00 2001
From: raymonder jin <rayjingithub@gmail.com>
Date: Fri, 25 Nov 2022 10:30:23 +0800
Subject: [PATCH] add discovery_test.go

---
 pkg/app/client/discovery/discovery_test.go | 73 ++++++++++++++++++++++
 1 file changed, 73 insertions(+)
 create mode 100644 pkg/app/client/discovery/discovery_test.go

diff --git a/pkg/app/client/discovery/discovery_test.go b/pkg/app/client/discovery/discovery_test.go
new file mode 100644
index 000000000..50242c6cc
--- /dev/null
+++ b/pkg/app/client/discovery/discovery_test.go
@@ -0,0 +1,73 @@
+/*
+ * Copyright 2022 CloudWeGo Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package discovery
+
+import (
+	"context"
+	"testing"
+
+	"github.com/cloudwego/hertz/pkg/app/server/registry"
+	"github.com/cloudwego/hertz/pkg/common/test/assert"
+)
+
+func TestInstance(t *testing.T) {
+	network := "192.168.1.1"
+	address := "/hello"
+	weight := 1
+	instance := NewInstance(network, address, weight, nil)
+
+	assert.DeepEqual(t, network, instance.Address().Network())
+	assert.DeepEqual(t, address, instance.Address().String())
+	assert.DeepEqual(t, weight, instance.Weight())
+	val, ok := instance.Tag("name")
+	assert.DeepEqual(t, "", val)
+	assert.False(t, ok)
+
+	instance2 := NewInstance("", "", 0, nil)
+	assert.DeepEqual(t, registry.DefaultWeight, instance2.Weight())
+}
+
+func TestSynthesizedResolver(t *testing.T) {
+	targetFunc := func(ctx context.Context, target *TargetInfo) string {
+		return "hello"
+	}
+	resolveFunc := func(ctx context.Context, key string) (Result, error) {
+		return Result{CacheKey: "name"}, nil
+	}
+	nameFunc := func() string {
+		return "raymonder"
+	}
+	resolver := SynthesizedResolver{
+		TargetFunc:  targetFunc,
+		ResolveFunc: resolveFunc,
+		NameFunc:    nameFunc,
+	}
+
+	assert.DeepEqual(t, "hello", resolver.Target(context.Background(), &TargetInfo{}))
+	res, err := resolver.Resolve(context.Background(), "")
+	assert.DeepEqual(t, "name", res.CacheKey)
+	assert.Nil(t, err)
+	assert.DeepEqual(t, "raymonder", resolver.Name())
+
+	resolver2 := SynthesizedResolver{
+		TargetFunc:  nil,
+		ResolveFunc: nil,
+		NameFunc:    nil,
+	}
+	assert.DeepEqual(t, "", resolver2.Target(context.Background(), &TargetInfo{}))
+	assert.DeepEqual(t, "", resolver2.Name())
+}