package reportser

import (
	"fmt"
	"net/http"
	"net/http/httptest"
	"testing"
)

func TestFetchSDKDomainConfig(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method != http.MethodGet {
			w.WriteHeader(http.StatusMethodNotAllowed)
			return
		}
		_, _ = fmt.Fprint(w, `{"code":0,"msg":"success","data":"domain-config"}`)
	}))
	defer server.Close()

	got, err := fetchSDKDomainConfig(server.URL, server.Client())
	if err != nil {
		t.Fatalf("fetchSDKDomainConfig error = %v", err)
	}
	if got != "domain-config" {
		t.Fatalf("data = %q, want domain-config", got)
	}
}

func TestFetchSDKDomainConfigRejectsFailedResponse(t *testing.T) {
	for _, tc := range []struct {
		name string
		body string
	}{
		{name: "non-zero code", body: `{"code":1,"msg":"fail","data":"domain-config"}`},
		{name: "empty data", body: `{"code":0,"msg":"success","data":""}`},
	} {
		t.Run(tc.name, func(t *testing.T) {
			server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
				_, _ = fmt.Fprint(w, tc.body)
			}))
			defer server.Close()

			if got, err := fetchSDKDomainConfig(server.URL, server.Client()); err == nil {
				t.Fatalf("fetchSDKDomainConfig = %q, want error", got)
			}
		})
	}
}