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////////////////////////////////////////////////////////////////////////////////
// upstreamTarget_test.go - Oct-29-2024 - aldebap
//
// Test cases for Kong Upstream Target Configuration
////////////////////////////////////////////////////////////////////////////////
package main
import (
"errors"
"net/http"
"net/http/httptest"
"testing"
)
// Test_AddUpstreamTarget unit tests for AddUpstreamTarget() method
func Test_AddUpstreamTarget(t *testing.T) {
t.Run(">>> AddUpstreamTarget: scenario 1 - error with the request", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusBadRequest)
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
want := errors.New("fail sending add upstream target command to Kong: 400 Bad Request")
got := kongServer.AddUpstreamTarget("1234", &KongUpstreamTarget{}, Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want.Error() != got.Error() {
t.Errorf("failed checking kong status: error expected: %d result: %d", want, got)
}
})
t.Run(">>> AddUpstreamTarget: scenario 2 - upstreamTarget created successfuly", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusCreated)
w.Write([]byte(`{
"id": "1343894e-404a-4f9e-a982-9e5c0e9d1733",
"target": "192.168.68.107:8080"
}`))
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
var want error = nil
got := kongServer.AddUpstreamTarget("1234", &KongUpstreamTarget{}, Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want != got {
t.Errorf("failed checking kong status: success expected: result: %s", got.Error())
}
})
}
// Test_QueryUpstreamTarget unit tests for QueryUpstreamTarget() method
func Test_QueryUpstreamTarget(t *testing.T) {
t.Run(">>> QueryUpstreamTarget: scenario 1 - upstream target not found", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNotFound)
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
want := errors.New("upstream target not found")
got := kongServer.QueryUpstreamTarget("1234", "5678", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want.Error() != got.Error() {
t.Errorf("failed checking kong status: error expected: %d result: %d", want, got)
}
})
t.Run(">>> QueryUpstreamTarget: scenario 2 - internal server error", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusInternalServerError)
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
want := errors.New("fail sending query upstream target command to Kong: 500 Internal Server Error")
got := kongServer.QueryUpstreamTarget("1234", "5678", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want.Error() != got.Error() {
t.Errorf("failed checking kong status: error expected: %d result: %d", want, got)
}
})
t.Run(">>> QueryUpstreamTarget: scenario 3 - upstream target returned successfuly", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
w.Write([]byte(`{
"id": "1343894e-404a-4f9e-a982-9e5c0e9d1733",
"target": "192.168.40.27:8080"
}`))
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
var want error = nil
got := kongServer.QueryUpstreamTarget("1234", "5678", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want != got {
t.Errorf("failed checking kong status: success expected: result: %s", got.Error())
}
})
}
// Test_ListUpstreamTarget unit tests for ListUpstreamTargets() method
func Test_ListUpstreamTarget(t *testing.T) {
t.Run(">>> ListUpstreamTarget: scenario 1 - internal server error", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusInternalServerError)
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
want := errors.New("fail sending list upstream targets command to Kong: 500 Internal Server Error")
got := kongServer.ListUpstreamTargets("1234", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want.Error() != got.Error() {
t.Errorf("failed checking kong status: error expected: %d result: %d", want, got)
}
})
t.Run(">>> ListUpstreamTarget: scenario 2 - upstream targets uccessfuly", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusOK)
w.Write([]byte(`{
"data": [
{
"id": "1343894e-404a-4f9e-a982-9e5c0e9d1733",
"target": "192.168.40.27:8080"
}
],
"next": "null"
}`))
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
var want error = nil
got := kongServer.ListUpstreamTargets("1234", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want != got {
t.Errorf("failed checking kong status: success expected: result: %s", got.Error())
}
})
}
// Test_DeleteUpstreamTarget unit tests for DeleteUpstreamTarget() method
func Test_DeleteUpstreamTarget(t *testing.T) {
t.Run(">>> DeleteUpstreamTarget: scenario 1 - upstream target not found", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNotFound)
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
want := errors.New("fail sending delete upstream target command to Kong: 404 Not Found")
got := kongServer.DeleteUpstreamTarget("1234", "5678", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want.Error() != got.Error() {
t.Errorf("failed checking kong status: error expected: %d result: %d", want, got)
}
})
t.Run(">>> DeleteUpstreamTarget: scenario 2 - upstream target returned successfuly", func(t *testing.T) {
// mock for Kong Admin
var mockKongAdmin *httptest.Server = httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.WriteHeader(http.StatusNoContent)
w.Write([]byte(""))
}))
defer mockKongAdmin.Close()
// connect to mock server
kongServer := NewKongServer(mockKongAdmin.URL, 0)
if kongServer == nil {
t.Errorf("fail connectring to mock Kong Admin")
}
var want error = nil
got := kongServer.DeleteUpstreamTarget("1234", "5678", Options{
verbose: false,
jsonOutput: false,
})
// check the invocation result
if want != got {
t.Errorf("failed checking kong status: success expected: result: %s", got.Error())
}
})
}