package controller

import (
	"strings"
	"testing"
)

// TestValidateInstallServerURL 验证 Agent 公网地址仅接受安全的 HTTP(S) origin。 // Logan.Li
func TestValidateInstallServerURL(t *testing.T) {
	tests := []struct {
		name    string
		input   string
		want    string
		wantErr bool
	}{
		{name: "HTTP 域名", input: "http://aiops.example.com", want: "http://aiops.example.com"},
		{name: "HTTPS 域名", input: "https://aiops.example.com/", want: "https://aiops.example.com"},
		{name: "自定义端口", input: "https://aiops.example.com:8443", want: "https://aiops.example.com:8443"},
		{name: "拒绝路径", input: "https://aiops.example.com/api", wantErr: true},
		{name: "拒绝查询参数", input: "https://aiops.example.com?x=1", wantErr: true},
		{name: "拒绝非 HTTP 协议", input: "file:///tmp/agent", wantErr: true},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			got, err := validateInstallServerURL(test.input)
			if test.wantErr {
				if err == nil {
					t.Fatalf("期望校验失败，实际返回 %q", got)
				}
				return
			}
			if err != nil {
				t.Fatalf("地址校验失败: %v", err)
			}
			if got != test.want {
				t.Fatalf("期望 %q，实际 %q", test.want, got)
			}
		})
	}
}

// TestAgentInstallCommand 验证下载失败不会被管道末端命令掩盖。 // Logan.Li
func TestAgentInstallCommand(t *testing.T) {
	command := agentInstallCommand("https://aiops.example.com", "token-value", "asset-host")
	if strings.Contains(command, "| bash") {
		t.Fatalf("安装命令不应继续使用 curl 管道: %s", command)
	}
	if !strings.Contains(command, "curl -fsSL -o") || !strings.Contains(command, "https://aiops.example.com/agent/install.sh") {
		t.Fatalf("安装命令缺少脚本下载步骤: %s", command)
	}
	if !strings.Contains(command, "--hostname 'asset-host'") {
		t.Fatalf("安装命令必须固定上报资产主机名: %s", command)
	}
}

// TestAgentInstallErrorMessage 验证 WAF 拒绝能返回明确提示。 // Logan.Li
func TestAgentInstallErrorMessage(t *testing.T) {
	message := agentInstallErrorMessage("https://aiops.example.com", "curl: (22) The requested URL returned error: 403")
	if !strings.Contains(message, "WAF") || !strings.Contains(message, "/agent/*") {
		t.Fatalf("WAF 错误提示不完整: %s", message)
	}
}