package orbit_test

import (
	"context"
	"errors"
	orbit "git.yuntuo.hk/k2safe/orbit/sdk/go"
	"net/http"
	"net/http/httptest"
	"strings"
	"testing"
)

func TestHealthContract(t *testing.T) {
	server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		if r.Method != "GET" || r.Header.Get("Accept") != "application/json" {
			t.Error("incorrect request")
		}
		if r.URL.Path == "/health/live" {
			_, _ = w.Write([]byte(`{"status":"alive"}`))
			return
		}
		w.WriteHeader(http.StatusServiceUnavailable)
		_, _ = w.Write([]byte(`{"secret":"must not appear in error"}`))
	}))
	defer server.Close()
	client, err := orbit.NewClient(server.URL, orbit.Options{})
	if err != nil {
		t.Fatal(err)
	}
	live, err := client.Liveness(context.Background())
	if err != nil || live.Status != "alive" {
		t.Fatalf("%+v %v", live, err)
	}
	_, err = client.Readiness(context.Background())
	var status *orbit.HTTPError
	if !errors.As(err, &status) || status.StatusCode != 503 || strings.Contains(err.Error(), "secret") {
		t.Fatalf("unsafe status error: %v", err)
	}
	ctx, cancel := context.WithCancel(context.Background())
	cancel()
	if _, err := client.Liveness(ctx); !errors.Is(err, context.Canceled) {
		t.Fatalf("context ignored: %v", err)
	}
}
func TestRejectsUnsafeURLsRedirectsAndOversizedResponses(t *testing.T) {
	for _, url := range []string{"", "file:///tmp/x", "http://user:pass@example.org", "http://example.org?token=x"} {
		if _, err := orbit.NewClient(url, orbit.Options{}); err == nil {
			t.Fatalf("accepted %q", url)
		}
	}
	for _, scenario := range []string{"redirect", "oversize"} {
		t.Run(scenario, func(t *testing.T) {
			server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
				if scenario == "redirect" {
					http.Redirect(w, r, "/other", http.StatusFound)
					return
				}
				_, _ = w.Write([]byte(strings.Repeat("x", 17000)))
			}))
			defer server.Close()
			client, err := orbit.NewClient(server.URL, orbit.Options{})
			if err != nil {
				t.Fatal(err)
			}
			if _, err := client.Liveness(context.Background()); err == nil {
				t.Fatal("accepted unsafe response")
			}
		})
	}
}