github.com/argoproj/argo-cd/v3@v3.2.1/util/swagger/swagger_test.go (about)

     1  package swagger
     2  
     3  import (
     4  	"encoding/json"
     5  	"net"
     6  	"net/http"
     7  	"testing"
     8  
     9  	"github.com/go-openapi/loads"
    10  	"github.com/stretchr/testify/require"
    11  
    12  	"github.com/argoproj/argo-cd/v3/util/assets"
    13  )
    14  
    15  func TestSwaggerUI(t *testing.T) {
    16  	serve := func(c chan<- string) {
    17  		// listen on first available dynamic (unprivileged) port
    18  		listener, err := net.Listen("tcp", ":0")
    19  		if err != nil {
    20  			panic(err)
    21  		}
    22  
    23  		// send back the address so that it can be used
    24  		c <- listener.Addr().String()
    25  
    26  		mux := http.NewServeMux()
    27  		ServeSwaggerUI(mux, assets.SwaggerJSON, "/swagger-ui", "")
    28  		panic(http.Serve(listener, mux))
    29  	}
    30  
    31  	c := make(chan string, 1)
    32  
    33  	// run a local webserver to test data retrieval
    34  	go serve(c)
    35  
    36  	address := <-c
    37  	t.Logf("Listening at address: %s", address)
    38  
    39  	server := "http://" + address
    40  
    41  	specDoc, err := loads.Spec(server + "/swagger.json")
    42  	require.NoError(t, err)
    43  
    44  	_, err = json.MarshalIndent(specDoc.Spec(), "", "  ")
    45  	require.NoError(t, err)
    46  
    47  	resp, err := http.Get(server + "/swagger-ui")
    48  	require.NoError(t, err)
    49  	require.Equalf(t, http.StatusOK, resp.StatusCode, "Was expecting status code 200 from swagger-ui, but got %d instead", resp.StatusCode)
    50  }