package api import ( "io/ioutil" "net/http" "net/http/httptest" "testing" "github.com/containous/mux" "github.com/containous/traefik/config" "github.com/containous/traefik/safe" "github.com/stretchr/testify/assert" "github.com/stretchr/testify/require" ) func TestHandler_Configuration(t *testing.T) { type expected struct { statusCode int body string } testCases := []struct { desc string path string configuration config.Configurations expected expected }{ { desc: "Get all the providers", path: "/api/providers", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Routers: map[string]*config.Router{ "bar": {EntryPoints: []string{"foo", "bar"}}, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `[{"id":"foo","path":"/api/providers/foo"}]`}, }, { desc: "Get a provider", path: "/api/providers/foo", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Routers: map[string]*config.Router{ "bar": {EntryPoints: []string{"foo", "bar"}}, }, Middlewares: map[string]*config.Middleware{ "bar": { AddPrefix: &config.AddPrefix{Prefix: "bar"}, }, }, Services: map[string]*config.Service{ "foo": { LoadBalancer: &config.LoadBalancerService{ Method: "wrr", }, }, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `{"routers":[{"id":"bar","path":"/api/providers/foo/routers"}],"middlewares":[{"id":"bar","path":"/api/providers/foo/middlewares"}],"services":[{"id":"foo","path":"/api/providers/foo/services"}]}`}, }, { desc: "Provider not found", path: "/api/providers/foo", configuration: config.Configurations{}, expected: expected{statusCode: http.StatusNotFound, body: "404 page not found\n"}, }, { desc: "Get all routers", path: "/api/providers/foo/routers", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Routers: map[string]*config.Router{ "bar": {EntryPoints: []string{"foo", "bar"}}, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `[{"entryPoints":["foo","bar"],"id":"bar"}]`}, }, { desc: "Get a router", path: "/api/providers/foo/routers/bar", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Routers: map[string]*config.Router{ "bar": {EntryPoints: []string{"foo", "bar"}}, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `{"entryPoints":["foo","bar"]}`}, }, { desc: "Router not found", path: "/api/providers/foo/routers/bar", configuration: config.Configurations{ "foo": {}, }, expected: expected{statusCode: http.StatusNotFound, body: "404 page not found\n"}, }, { desc: "Get all services", path: "/api/providers/foo/services", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Services: map[string]*config.Service{ "foo": { LoadBalancer: &config.LoadBalancerService{ Method: "wrr", }, }, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `[{"loadbalancer":{"method":"wrr","passHostHeader":false},"id":"foo"}]`}, }, { desc: "Get a service", path: "/api/providers/foo/services/foo", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Services: map[string]*config.Service{ "foo": { LoadBalancer: &config.LoadBalancerService{ Method: "wrr", }, }, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `{"loadbalancer":{"method":"wrr","passHostHeader":false}}`}, }, { desc: "Service not found", path: "/api/providers/foo/services/bar", configuration: config.Configurations{ "foo": {}, }, expected: expected{statusCode: http.StatusNotFound, body: "404 page not found\n"}, }, { desc: "Get all middlewares", path: "/api/providers/foo/middlewares", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Middlewares: map[string]*config.Middleware{ "bar": { AddPrefix: &config.AddPrefix{Prefix: "bar"}, }, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `[{"addPrefix":{"prefix":"bar"},"id":"bar"}]`}, }, { desc: "Get a middleware", path: "/api/providers/foo/middlewares/bar", configuration: config.Configurations{ "foo": { HTTP: &config.HTTPConfiguration{ Middlewares: map[string]*config.Middleware{ "bar": { AddPrefix: &config.AddPrefix{Prefix: "bar"}, }, }, }, }, }, expected: expected{statusCode: http.StatusOK, body: `{"addPrefix":{"prefix":"bar"}}`}, }, { desc: "Middleware not found", path: "/api/providers/foo/middlewares/bar", configuration: config.Configurations{ "foo": {}, }, expected: expected{statusCode: http.StatusNotFound, body: "404 page not found\n"}, }, } for _, test := range testCases { test := test t.Run(test.desc, func(t *testing.T) { t.Parallel() currentConfiguration := &safe.Safe{} currentConfiguration.Set(test.configuration) handler := Handler{ CurrentConfigurations: currentConfiguration, } router := mux.NewRouter() handler.Append(router) server := httptest.NewServer(router) resp, err := http.DefaultClient.Get(server.URL + test.path) require.NoError(t, err) assert.Equal(t, test.expected.statusCode, resp.StatusCode) content, err := ioutil.ReadAll(resp.Body) require.NoError(t, err) err = resp.Body.Close() require.NoError(t, err) assert.Equal(t, test.expected.body, string(content)) }) } }