feat(wasm-go): add wasm go plugin unit test and ci workflow (#2809)

2026-06-09 04:37:31 +08:00 · 2025-08-28 20:02:03 +08:00
parent 3e0a5f02a7
commit a00b810be5
138 changed files with 27695 additions and 313 deletions
--- a/plugins/wasm-go/extensions/ai-intent/go.mod
+++ b/plugins/wasm-go/extensions/ai-intent/go.mod
@@ -7,14 +7,20 @@ go 1.24.1
 toolchain go1.24.4

 require (
-	github.com/higress-group/proxy-wasm-go-sdk v0.0.0-20250611100342-5654e89a7a80
-	github.com/higress-group/wasm-go v1.0.0
+	github.com/higress-group/proxy-wasm-go-sdk v0.0.0-20250822030947-8345453fddd0
+	github.com/higress-group/wasm-go v1.0.2-0.20250821081215-b573359becf8
+	github.com/stretchr/testify v1.9.0
 	github.com/tidwall/gjson v1.18.0
 )

 require (
+	github.com/davecgh/go-spew v1.1.1 // indirect
 	github.com/google/uuid v1.6.0 // indirect
+	github.com/pmezard/go-difflib v1.0.0 // indirect
+	github.com/tetratelabs/wazero v1.7.2 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
 	github.com/tidwall/resp v0.1.1 // indirect
+	github.com/tidwall/sjson v1.2.5 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
 )
--- a/plugins/wasm-go/extensions/ai-intent/go.sum
+++ b/plugins/wasm-go/extensions/ai-intent/go.sum
@@ -2,14 +2,17 @@ github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
 github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
-github.com/higress-group/proxy-wasm-go-sdk v0.0.0-20250611100342-5654e89a7a80 h1:xqmtTZI0JQ2O+Lg9/CE6c+Tw9KD6FnvWw8EpLVuuvfg=
-github.com/higress-group/proxy-wasm-go-sdk v0.0.0-20250611100342-5654e89a7a80/go.mod h1:tRI2LfMudSkKHhyv1uex3BWzcice2s/l8Ah8axporfA=
-github.com/higress-group/wasm-go v1.0.0 h1:4Ik5n3FsJ5+r13KLQl2ky+8NuAE8dfWQwoKxXYD2KAw=
-github.com/higress-group/wasm-go v1.0.0/go.mod h1:ODBV27sjmhIW8Cqv3R74EUcTnbdkE69bmXBQFuRkY1M=
+github.com/higress-group/proxy-wasm-go-sdk v0.0.0-20250822030947-8345453fddd0 h1:YGdj8KBzVjabU3STUfwMZghB+VlX6YLfJtLbrsWaOD0=
+github.com/higress-group/proxy-wasm-go-sdk v0.0.0-20250822030947-8345453fddd0/go.mod h1:tRI2LfMudSkKHhyv1uex3BWzcice2s/l8Ah8axporfA=
+github.com/higress-group/wasm-go v1.0.2-0.20250821081215-b573359becf8 h1:rs+AH1wfZy4swzuAyiRXT7xPUm8gycXt9Gwy0tqOq0o=
+github.com/higress-group/wasm-go v1.0.2-0.20250821081215-b573359becf8/go.mod h1:9k7L730huS/q4V5iH9WLDgf5ZUHEtfhM/uXcegKDG/M=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
+github.com/tetratelabs/wazero v1.7.2 h1:1+z5nXJNwMLPAWaTePFi49SSTL0IMx/i3Fg8Yc25GDc=
+github.com/tetratelabs/wazero v1.7.2/go.mod h1:ytl6Zuh20R/eROuyDaGPkp82O9C/DJfXAwJfQ3X6/7Y=
+github.com/tidwall/gjson v1.14.2/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
 github.com/tidwall/gjson v1.18.0 h1:FIDeeyB800efLX89e5a8Y0BNH+LOngJyGrIWxG2FKQY=
 github.com/tidwall/gjson v1.18.0/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
 github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
@@ -19,5 +22,9 @@ github.com/tidwall/pretty v1.2.1 h1:qjsOFOWWQl+N3RsoF5/ssm1pHmJJwhjlSbZ51I6wMl4=
 github.com/tidwall/pretty v1.2.1/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/tidwall/resp v0.1.1 h1:Ly20wkhqKTmDUPlyM1S7pWo5kk0tDu8OoC/vFArXmwE=
 github.com/tidwall/resp v0.1.1/go.mod h1:3/FrruOBAxPTPtundW0VXgmsQ4ZBA0Aw714lVYgwFa0=
+github.com/tidwall/sjson v1.2.5 h1:kLy8mja+1c9jlljvWTlSazM7cKDRfJuR/bOJhcY5NcY=
+github.com/tidwall/sjson v1.2.5/go.mod h1:Fvgq9kS/6ociJEDnK0Fk1cpYF4FIW6ZF7LAe+6jwd28=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405 h1:yhCVgyC4o1eVCa2tZl7eS0r+SDo693bJlVdllGtEeKM=
+gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
--- a/plugins/wasm-go/extensions/ai-intent/main_test.go
+++ b/plugins/wasm-go/extensions/ai-intent/main_test.go
@@ -0,0 +1,531 @@
+// Copyright (c) 2024 Alibaba Group Holding Ltd.
+//
+// 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 main
+
+import (
+	"encoding/json"
+	"testing"
+
+	"github.com/higress-group/proxy-wasm-go-sdk/proxywasm/types"
+	"github.com/higress-group/wasm-go/pkg/test"
+	"github.com/stretchr/testify/require"
+)
+
+// 测试配置：基本意图识别配置
+var basicIntentConfig = func() json.RawMessage {
+	data, _ := json.Marshal(map[string]interface{}{
+		"scene": map[string]interface{}{
+			"category": "金融|电商|法律|Higress",
+			"prompt":   "你是一个智能类别识别助手，负责根据用户提出的问题和预设的类别，确定问题属于哪个预设的类别，并给出相应的类别。用户提出的问题为:'%s',预设的类别为'%s'，直接返回一种具体类别，如果没有找到就返回'NotFound'。",
+		},
+		"llm": map[string]interface{}{
+			"proxyServiceName": "ai-service",
+			"proxyUrl":         "http://ai.example.com/v1/chat/completions",
+			"proxyModel":       "qwen-long",
+			"proxyPort":        80,
+			"proxyDomain":      "ai.example.com",
+			"proxyTimeout":     10000,
+			"proxyApiKey":      "test-api-key",
+		},
+		"keyFrom": map[string]interface{}{
+			"requestBody":  "messages.@reverse.0.content",
+			"responseBody": "choices.0.message.content",
+		},
+	})
+	return data
+}()
+
+// 测试配置：自定义提示词配置
+var customPromptConfig = func() json.RawMessage {
+	data, _ := json.Marshal(map[string]interface{}{
+		"scene": map[string]interface{}{
+			"category": "技术|产品|运营|设计",
+			"prompt":   "请分析以下问题属于哪个技术领域：%s，可选领域：%s，请直接返回领域名称。",
+		},
+		"llm": map[string]interface{}{
+			"proxyServiceName": "ai-service",
+			"proxyUrl":         "https://ai.example.com/v1/chat/completions",
+			"proxyModel":       "gpt-3.5-turbo",
+			"proxyPort":        443,
+			"proxyDomain":      "ai.example.com",
+			"proxyTimeout":     15000,
+			"proxyApiKey":      "custom-api-key",
+		},
+		"keyFrom": map[string]interface{}{
+			"requestBody":  "query",
+			"responseBody": "result",
+		},
+	})
+	return data
+}()
+
+// 测试配置：最小配置（使用默认值）
+var minimalConfig = func() json.RawMessage {
+	data, _ := json.Marshal(map[string]interface{}{
+		"scene": map[string]interface{}{
+			"category": "A|B|C",
+		},
+		"llm": map[string]interface{}{
+			"proxyServiceName": "ai-service",
+			"proxyUrl":         "http://ai.example.com/v1/chat/completions",
+		},
+		"keyFrom": map[string]interface{}{},
+	})
+	return data
+}()
+
+// 测试配置：HTTPS配置
+var httpsConfig = func() json.RawMessage {
+	data, _ := json.Marshal(map[string]interface{}{
+		"scene": map[string]interface{}{
+			"category": "客服|销售|技术支持",
+		},
+		"llm": map[string]interface{}{
+			"proxyServiceName": "ai-service",
+			"proxyUrl":         "https://ai.example.com:8443/v1/chat/completions",
+			"proxyModel":       "claude-3",
+			"proxyTimeout":     20000,
+			"proxyApiKey":      "https-api-key",
+		},
+		"keyFrom": map[string]interface{}{
+			"requestBody":  "input.text",
+			"responseBody": "output.classification",
+		},
+	})
+	return data
+}()
+
+func TestParseConfig(t *testing.T) {
+	test.RunGoTest(t, func(t *testing.T) {
+		// 测试基本意图识别配置解析
+		t.Run("basic intent config", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			config, err := host.GetMatchConfig()
+			require.NoError(t, err)
+			require.NotNil(t, config)
+		})
+
+		// 测试自定义提示词配置解析
+		t.Run("custom prompt config", func(t *testing.T) {
+			host, status := test.NewTestHost(customPromptConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			config, err := host.GetMatchConfig()
+			require.NoError(t, err)
+			require.NotNil(t, config)
+		})
+
+		// 测试最小配置解析（使用默认值）
+		t.Run("minimal config", func(t *testing.T) {
+			host, status := test.NewTestHost(minimalConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			config, err := host.GetMatchConfig()
+			require.NoError(t, err)
+			require.NotNil(t, config)
+		})
+
+		// 测试HTTPS配置解析
+		t.Run("https config", func(t *testing.T) {
+			host, status := test.NewTestHost(httpsConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			config, err := host.GetMatchConfig()
+			require.NoError(t, err)
+			require.NotNil(t, config)
+		})
+	})
+}
+
+func TestOnHttpRequestHeaders(t *testing.T) {
+	test.RunTest(t, func(t *testing.T) {
+		// 测试请求头处理
+		t.Run("request headers processing", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			// 设置请求头
+			action := host.CallOnHttpRequestHeaders([][2]string{
+				{":authority", "example.com"},
+				{":path", "/api/chat"},
+				{":method", "POST"},
+				{"content-type", "application/json"},
+			})
+
+			// 应该返回HeaderStopIteration，因为禁用了重路由
+			require.Equal(t, types.HeaderStopIteration, action)
+		})
+	})
+}
+
+func TestOnHttpRequestBody(t *testing.T) {
+	test.RunTest(t, func(t *testing.T) {
+		// 测试请求体处理 - 金融类问题
+		t.Run("financial question processing", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			// 设置请求头
+			host.CallOnHttpRequestHeaders([][2]string{
+				{":authority", "example.com"},
+				{":path", "/api/chat"},
+				{":method", "POST"},
+				{"content-type", "application/json"},
+			})
+
+			// 构造请求体 - 金融类问题
+			requestBody := `{
+				"messages": [
+					{"role": "user", "content": "今天股市怎么样？"}
+				]
+			}`
+
+			// 调用请求体处理
+			action := host.CallOnHttpRequestBody([]byte(requestBody))
+
+			// 应该返回ActionPause，因为需要等待LLM响应
+			require.Equal(t, types.ActionPause, action)
+
+			// 模拟LLM响应 - 返回"金融"类别
+			llmResponse := `{
+				"choices": [
+					{
+						"message": {
+							"content": "金融"
+						}
+					}
+				]
+			}`
+
+			// 模拟HTTP调用响应
+			host.CallOnHttpCall([][2]string{
+				{"content-type", "application/json"},
+				{":status", "200"},
+			}, []byte(llmResponse))
+
+			// 验证插件是否正确处理了LLM响应
+			// 插件应该将"金融"类别设置到Property中
+			// 通过host.GetProperty验证意图类别是否被正确设置
+			intentCategory, err := host.GetProperty([]string{"intent_category"})
+			require.NoError(t, err)
+			require.Equal(t, "金融", string(intentCategory))
+
+			// 完成HTTP请求
+			host.CompleteHttp()
+		})
+
+		// 测试请求体处理 - 电商类问题
+		t.Run("ecommerce question processing", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			// 设置请求头
+			host.CallOnHttpRequestHeaders([][2]string{
+				{":authority", "example.com"},
+				{":path", "/api/chat"},
+				{":method", "POST"},
+				{"content-type", "application/json"},
+			})
+
+			// 构造请求体 - 电商类问题
+			requestBody := `{
+				"messages": [
+					{"role": "user", "content": "这个商品什么时候发货？"}
+				]
+			}`
+
+			// 调用请求体处理
+			action := host.CallOnHttpRequestBody([]byte(requestBody))
+
+			// 应该返回ActionPause
+			require.Equal(t, types.ActionPause, action)
+
+			// 模拟LLM响应 - 返回"电商"类别
+			llmResponse := `{
+				"choices": [
+					{
+						"message": {
+							"content": "电商"
+						}
+					}
+				]
+			}`
+
+			// 模拟HTTP调用响应
+			host.CallOnHttpCall([][2]string{
+				{"content-type", "application/json"},
+				{":status", "200"},
+			}, []byte(llmResponse))
+
+			// 验证插件是否正确处理了LLM响应
+			// 插件应该将"电商"类别设置到Property中
+			// 通过host.GetProperty验证意图类别是否被正确设置
+			intentCategory, err := host.GetProperty([]string{"intent_category"})
+			require.NoError(t, err)
+			require.Equal(t, "电商", string(intentCategory))
+
+			// 完成HTTP请求
+			host.CompleteHttp()
+		})
+
+		// 测试请求体处理 - 未找到类别
+		t.Run("category not found processing", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			// 设置请求头
+			host.CallOnHttpRequestHeaders([][2]string{
+				{":authority", "example.com"},
+				{":path", "/api/chat"},
+				{":method", "POST"},
+				{"content-type", "application/json"},
+			})
+
+			// 构造请求体 - 不相关的问题
+			requestBody := `{
+				"messages": [
+					{"role": "user", "content": "今天天气怎么样？"}
+				]
+			}`
+
+			// 调用请求体处理
+			action := host.CallOnHttpRequestBody([]byte(requestBody))
+
+			// 应该返回ActionPause
+			require.Equal(t, types.ActionPause, action)
+
+			// 模拟LLM响应 - 返回"NotFound"
+			llmResponse := `{
+				"choices": [
+					{
+						"message": {
+							"content": "NotFound"
+						}
+					}
+				]
+			}`
+
+			// 模拟HTTP调用响应
+			host.CallOnHttpCall([][2]string{
+				{"content-type", "application/json"},
+				{":status", "200"},
+			}, []byte(llmResponse))
+
+			_, err := host.GetProperty([]string{"intent_category"})
+			// 应该返回错误，因为没有设置该Property
+			require.Error(t, err)
+
+			// 完成HTTP请求
+			host.CompleteHttp()
+		})
+	})
+}
+
+// 测试配置验证
+func TestConfigValidation(t *testing.T) {
+	test.RunGoTest(t, func(t *testing.T) {
+		// 测试缺少scene.category配置
+		t.Run("missing scene.category", func(t *testing.T) {
+			invalidConfig := func() json.RawMessage {
+				data, _ := json.Marshal(map[string]interface{}{
+					"scene": map[string]interface{}{
+						"prompt": "test prompt",
+					},
+					"llm": map[string]interface{}{
+						"proxyServiceName": "ai-service",
+						"proxyUrl":         "http://ai.example.com/v1/chat/completions",
+					},
+					"keyFrom": map[string]interface{}{},
+				})
+				return data
+			}()
+
+			host, status := test.NewTestHost(invalidConfig)
+			defer host.Reset()
+			// 应该返回错误状态，因为缺少必需的scene.category
+			require.NotEqual(t, types.OnPluginStartStatusOK, status)
+		})
+
+		// 测试缺少llm.proxyServiceName配置
+		t.Run("missing llm.proxyServiceName", func(t *testing.T) {
+			invalidConfig := func() json.RawMessage {
+				data, _ := json.Marshal(map[string]interface{}{
+					"scene": map[string]interface{}{
+						"category": "A|B|C",
+					},
+					"llm": map[string]interface{}{
+						"proxyUrl": "http://ai.example.com/v1/chat/completions",
+					},
+					"keyFrom": map[string]interface{}{},
+				})
+				return data
+			}()
+
+			host, status := test.NewTestHost(invalidConfig)
+			defer host.Reset()
+			// 应该返回错误状态，因为缺少必需的llm.proxyServiceName
+			require.NotEqual(t, types.OnPluginStartStatusOK, status)
+		})
+
+		// 测试缺少llm.proxyUrl配置
+		t.Run("missing llm.proxyUrl", func(t *testing.T) {
+			invalidConfig := func() json.RawMessage {
+				data, _ := json.Marshal(map[string]interface{}{
+					"scene": map[string]interface{}{
+						"category": "A|B|C",
+					},
+					"llm": map[string]interface{}{
+						"proxyServiceName": "ai-service",
+					},
+					"keyFrom": map[string]interface{}{},
+				})
+				return data
+			}()
+
+			host, status := test.NewTestHost(invalidConfig)
+			defer host.Reset()
+			// 应该返回错误状态，因为缺少必需的llm.proxyUrl
+			require.NotEqual(t, types.OnPluginStartStatusOK, status)
+		})
+
+		// 测试缺少必需字段的配置
+		t.Run("missing required fields", func(t *testing.T) {
+			invalidConfig := func() json.RawMessage {
+				data, _ := json.Marshal(map[string]interface{}{
+					"scene": map[string]interface{}{
+						"category": "A|B|C",
+					},
+					"llm": map[string]interface{}{
+						"proxyServiceName": "ai-service",
+						// 故意不设置proxyUrl，这是必需的
+					},
+					"keyFrom": map[string]interface{}{},
+				})
+				return data
+			}()
+
+			host, status := test.NewTestHost(invalidConfig)
+			defer host.Reset()
+			// 应该返回错误状态，因为缺少必需的proxyUrl
+			require.NotEqual(t, types.OnPluginStartStatusOK, status)
+		})
+	})
+}
+
+// 测试边界情况
+func TestEdgeCases(t *testing.T) {
+	test.RunTest(t, func(t *testing.T) {
+
+		// 测试无效JSON请求体
+		t.Run("invalid JSON request body", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			// 设置请求头
+			host.CallOnHttpRequestHeaders([][2]string{
+				{":authority", "example.com"},
+				{":path", "/api/chat"},
+				{":method", "POST"},
+				{"content-type", "application/json"},
+			})
+
+			// 调用请求体处理 - 无效JSON
+			invalidJSON := []byte(`{"messages": [{"role": "user", "content": "test"}`)
+			action := host.CallOnHttpRequestBody(invalidJSON)
+
+			// 应该返回ActionPause，因为需要等待LLM响应
+			require.Equal(t, types.ActionPause, action)
+
+			// 模拟LLM响应
+			llmResponse := `{
+				"choices": [
+					{
+						"message": {
+							"content": "NotFound"
+						}
+					}
+				]
+			}`
+
+			host.CallOnHttpCall([][2]string{
+				{"content-type", "application/json"},
+				{":status", "200"},
+			}, []byte(llmResponse))
+
+			// 验证插件是否正确处理了LLM响应
+			// 由于返回"NotFound"，插件不会设置任何意图类别到Property中
+			// 验证没有设置意图类别Property
+			_, err := host.GetProperty([]string{"intent_category"})
+			// 应该返回错误，因为没有设置该Property
+			require.Error(t, err)
+
+			host.CompleteHttp()
+		})
+
+		// 测试LLM服务错误响应
+		t.Run("LLM service error response", func(t *testing.T) {
+			host, status := test.NewTestHost(basicIntentConfig)
+			defer host.Reset()
+			require.Equal(t, types.OnPluginStartStatusOK, status)
+
+			// 设置请求头
+			host.CallOnHttpRequestHeaders([][2]string{
+				{":authority", "example.com"},
+				{":path", "/api/chat"},
+				{":method", "POST"},
+				{"content-type", "application/json"},
+			})
+
+			// 构造请求体
+			requestBody := `{
+				"messages": [
+					{"role": "user", "content": "今天股市怎么样？"}
+				]
+			}`
+
+			// 调用请求体处理
+			action := host.CallOnHttpRequestBody([]byte(requestBody))
+
+			// 应该返回ActionPause
+			require.Equal(t, types.ActionPause, action)
+
+			// 模拟LLM服务错误响应
+			errorResponse := `{
+				"error": "Service unavailable",
+				"message": "LLM service is down"
+			}`
+
+			host.CallOnHttpCall([][2]string{
+				{"content-type", "application/json"},
+				{":status", "503"},
+			}, []byte(errorResponse))
+
+			// 验证插件是否正确处理了LLM错误响应
+			// 由于状态码不是200，插件不会设置任何意图类别到Property中
+			host.CompleteHttp()
+		})
+	})
+}