diff --git a/tests/httpClient.go b/tests/httpClient.go
new file mode 100644
index 0000000..a36fd85
--- /dev/null
+++ b/tests/httpClient.go
@@ -0,0 +1,16 @@
+package main
+
+import (
+	"fmt"
+
+	"github.com/tuna/tunasync/internal"
+)
+
+func main() {
+	cfg, err := internal.GetTLSConfig("rootCA.crt")
+	fmt.Println(err)
+	var msg map[string]string
+	resp, err := internal.GetJSON("https://localhost:5002/", &msg, cfg)
+	fmt.Println(err)
+	fmt.Println(resp)
+}
diff --git a/tests/httpServer.go b/tests/httpServer.go
new file mode 100644
index 0000000..822eb56
--- /dev/null
+++ b/tests/httpServer.go
@@ -0,0 +1,15 @@
+package main
+
+import (
+	"net/http"
+
+	"github.com/gin-gonic/gin"
+)
+
+func main() {
+	s := gin.Default()
+	s.GET("/", func(c *gin.Context) {
+		c.JSON(http.StatusOK, gin.H{"msg": "passed"})
+	})
+	s.RunTLS(":5002", "manager.crt", "manager.key")
+}
diff --git a/tests/manager.crt b/tests/manager.crt
new file mode 100644
index 0000000..5e24903
--- /dev/null
+++ b/tests/manager.crt
@@ -0,0 +1,22 @@
+-----BEGIN CERTIFICATE-----
+MIIDmjCCAoKgAwIBAgIJANsBsjPEVQ3CMA0GCSqGSIb3DQEBCwUAMIGEMQswCQYD
+VQQGEwJDTjELMAkGA1UECAwCQkoxETAPBgNVBAcMCFRzaW5naHVhMQ0wCwYDVQQK
+DARUVU5BMRAwDgYDVQQLDAdNaXJyb3JzMRIwEAYDVQQDDAlsb2NhbGhvc3QxIDAe
+BgkqhkiG9w0BCQEWEXJvb3RAbWlycm9ycy50dW5hMB4XDTE2MDQyODExMzAwNloX
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+VQQHDAdCZWlqaW5nMQ0wCwYDVQQLDARUVU5BMRIwEAYDVQQDDAlsb2NhbGhvc3Qw
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+u416rg9zcg9jlwtO0OKNTzS0RkiF2zUyX4bGFx85xu9z18JYwnWej4fvpfGsPUev
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+zOxDqtZzx8Lj+0/EahuINCrJWWA29jnbz7u4nJ+38zLW4WFJLF6DWSaFOLjQjwUk
+X8RD/Ja5UW1eK0Ur+Q9pkNxpqZstOBHs/SuudMwfYu48uMs938+sS58DMV3Yeyjx
+Jk8RaWgWrsrTXBpxmGbjWSV+HCoM56lzOSVp1g5H0ksbYakxR6lmkFagptcC2HEL
+QMtgnQc+DPXUMGkAGaWOx7Wrwby2elDPafP1eZEBR+tBdkD4C2/bDAdK2soEN48K
+EdWYFiWiefGb+Vf60mrud+dRF069nOKYOg6xTDg3jy4PIJp44Luxn7vOZRV/zmfT
+0BZ5A+Zy/iAtg7hw5sE=
+-----END CERTIFICATE-----
diff --git a/tests/manager.csr b/tests/manager.csr
new file mode 100644
index 0000000..c09987c
--- /dev/null
+++ b/tests/manager.csr
@@ -0,0 +1,18 @@
+-----BEGIN CERTIFICATE REQUEST-----
+MIIC5jCCAc4CAQAwTzELMAkGA1UEBhMCQ04xCzAJBgNVBAgMAkJKMRAwDgYDVQQH
+DAdCZWlqaW5nMQ0wCwYDVQQLDARUVU5BMRIwEAYDVQQDDAlsb2NhbGhvc3QwggEi
+MA0GCSqGSIb3DQEBAQUAA4IBDwAwggEKAoIBAQDsQ2iLGiyJgMe1Y4kvmkZ82fGO
+CZWp1rYZ5DWCqKZ4WtlmnxHYT4ZkopCCNo0FoQZ4TmDPWJctfRcHaTbidtFpu416
+rg9zcg9jlwtO0OKNTzS0RkiF2zUyX4bGFx85xu9z18JYwnWej4fvpfGsPUevT/ro
+LkuUyaHJc+LeOIT0e9+mwSUC6KckGC86B5PK1gyFFjnuNeuk9TL6jnzAcczZsCF8
+gzDAtxEN++fQFxY/ZMnyAGzmyo9qVqJwLB7ANU6PfcIpcaD0GRDqOFRyDwCMWmLH
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+A1UdEQQgMB6CCWxvY2FsaG9zdIIRbWFuYWdlci5sb2NhbGhvc3QwDQYJKoZIhvcN
+AQELBQADggEBAOsVix8POTWeY1uGRSatGX8D9UKZxIGsquOMOWyucSUqEnkGmTri
+ketJKcKXuRP3bHsHM+XGbVm0qisfCqg5p1MX0P2yw87+zqAVXSHEuuYLeD75qnu+
+yraydJh6NDp9cwHQxAvFK2Dav8OXHEaug00ZZ3U/Mt2q/b6b2d3ihtGU+wU2Yl4b
+xBMIcqsVHapKJOQd+MJBaP2GojCwLE1yuI5Wg6iffgsydoAt+51CPUDs9/KRypqm
+zlEPmljToZBl/y/TvUBA1egAnnkXMWzhvK75GFRSPizPRUsqSfu7qysYKcTUseqd
+RBP67pHi9Hhmi4rRvytXtFF3ju/MtJ/+wxk=
+-----END CERTIFICATE REQUEST-----
diff --git a/tests/manager.key b/tests/manager.key
new file mode 100644
index 0000000..c88b0ad
--- /dev/null
+++ b/tests/manager.key
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----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+-----END RSA PRIVATE KEY-----
diff --git a/tests/req.cnf b/tests/req.cnf
new file mode 100644
index 0000000..246fe72
--- /dev/null
+++ b/tests/req.cnf
@@ -0,0 +1,26 @@
+[req]
+distinguished_name = req_distinguished_name
+req_extensions = v3_req
+
+[req_distinguished_name]
+countryName = Country Name (2 letter code)
+countryName_default = CN
+stateOrProvinceName = State or Province Name (full name)
+stateOrProvinceName_default = BJ
+localityName = Locality Name (eg, city)
+localityName_default = Beijing
+organizationalUnitName  = Organizational Unit Name (eg, section)
+organizationalUnitName_default  = TUNA
+commonName = Common Name (server FQDN or domain name)
+commonName_default = localhost
+commonName_max  = 64
+
+[v3_req]
+# Extensions to add to a certificate request
+basicConstraints = CA:FALSE
+keyUsage = nonRepudiation, digitalSignature, keyEncipherment
+subjectAltName = @alt_names
+
+[alt_names]
+DNS.1 = localhost
+DNS.2 = manager.localhost
diff --git a/tests/rootCA.crt b/tests/rootCA.crt
new file mode 100644
index 0000000..f53226a
--- /dev/null
+++ b/tests/rootCA.crt
@@ -0,0 +1,23 @@
+-----BEGIN CERTIFICATE-----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+Mo/4edkLqob+gIG5IQM/B1mPuAVUrqAVGRAlA1qXv2ahWcdZrbybMrQ9nBPbTwcg
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+G9zEKyDAVzsdu1kSXvJLIdaycSXCWUjRIiYI153N5TUGtq6lctPeOv/w0P6S8KXP
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++FG9pX/gjO8atGhIuA7hqxUwy4Ov70SxeiiK+POgp/Km9y36G7KM+KZKsj+8JQIq
+6/it/KzzDE/awOSw2Ti0ZqCMUCIrsDOA9nmc+t0bERON
+-----END CERTIFICATE-----
diff --git a/tests/rootCA.key b/tests/rootCA.key
new file mode 100644
index 0000000..0662e94
--- /dev/null
+++ b/tests/rootCA.key
@@ -0,0 +1,27 @@
+-----BEGIN RSA PRIVATE KEY-----
+MIIEowIBAAKCAQEAxj7Y4qiPPRP5s9yblr6m8IoUHMw7oPRosj+WsTU/lpCZGtKi
+/lNPVdOXJ+ql1/yStAR8akj2BGct0YZCyK7UdCz0pPEQsVPZr9dRUYoJeTXr1m28
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+oA936X37i77U6ihEKVCwTlMfpLIek3Q4LoAtNKQ/L0V6F8IxX5aibBi2ZvUhKrTe
+RwKQg76BGqV0Y2p+XqTxb8WeTCeZOaA9jrpNN4nJ1F8KCsFQrknsqHVfyUKTyPQl
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+8eWr2G48pJrv/dBxP1nVsgEedfYfjZvyGOrbcRakfiCZOcNHaPb1
+-----END RSA PRIVATE KEY-----
diff --git a/tests/rootCA.srl b/tests/rootCA.srl
new file mode 100644
index 0000000..7e92478
--- /dev/null
+++ b/tests/rootCA.srl
@@ -0,0 +1 @@
+DB01B233C4550DC2