|
| 1 | +package httpapi |
| 2 | + |
| 3 | +import ( |
| 4 | + "bytes" |
| 5 | + "net/http" |
| 6 | + "net/http/httptest" |
| 7 | + "testing" |
| 8 | + "time" |
| 9 | + |
| 10 | + mem "network-debugger/internal/adapters/storage/memory" |
| 11 | + cfgpkg "network-debugger/internal/infrastructure/config" |
| 12 | + obs "network-debugger/internal/infrastructure/observability" |
| 13 | + "network-debugger/internal/usecase" |
| 14 | +) |
| 15 | + |
| 16 | +func TestHandleConnectTunnel_Success(t *testing.T) { |
| 17 | + upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
| 18 | + w.WriteHeader(http.StatusOK) |
| 19 | + _, _ = w.Write([]byte("ok")) |
| 20 | + })) |
| 21 | + defer upstream.Close() |
| 22 | + |
| 23 | + store := mem.NewStore(16, 16, 0) |
| 24 | + d := &Deps{ |
| 25 | + Cfg: cfgpkg.Config{PreviewMaxBytes: 512}, |
| 26 | + Metrics: obs.NewMetrics(), |
| 27 | + Monitor: NewMonitorHub(), |
| 28 | + Svc: usecase.NewSessionService(store, store, store), |
| 29 | + } |
| 30 | + |
| 31 | + rr := &testHijackableWriter{out: &bytes.Buffer{}} |
| 32 | + req := httptest.NewRequest(http.MethodConnect, "http://"+upstream.URL[7:], nil) |
| 33 | + req.Host = upstream.URL[7:] |
| 34 | + |
| 35 | + d.handleConnectTunnel(rr, req) |
| 36 | + |
| 37 | + if !bytes.Contains(rr.out.Bytes(), []byte("200 Connection Established")) { |
| 38 | + t.Fatalf("expected 200 Connection Established") |
| 39 | + } |
| 40 | +} |
| 41 | + |
| 42 | +func TestHandleConnectTunnel_NoHijack(t *testing.T) { |
| 43 | + store := mem.NewStore(16, 16, 0) |
| 44 | + d := &Deps{ |
| 45 | + Cfg: cfgpkg.Config{PreviewMaxBytes: 512}, |
| 46 | + Metrics: obs.NewMetrics(), |
| 47 | + Monitor: NewMonitorHub(), |
| 48 | + Svc: usecase.NewSessionService(store, store, store), |
| 49 | + } |
| 50 | + |
| 51 | + rr := httptest.NewRecorder() |
| 52 | + req := httptest.NewRequest(http.MethodConnect, "http://example.com:443", nil) |
| 53 | + |
| 54 | + d.handleConnectTunnel(rr, req) |
| 55 | + |
| 56 | + if rr.Code != http.StatusInternalServerError { |
| 57 | + t.Fatalf("expected 500, got %d", rr.Code) |
| 58 | + } |
| 59 | +} |
| 60 | + |
| 61 | +func TestHandleConnectTunnel_InvalidHost(t *testing.T) { |
| 62 | + store := mem.NewStore(16, 16, 0) |
| 63 | + d := &Deps{ |
| 64 | + Cfg: cfgpkg.Config{PreviewMaxBytes: 512}, |
| 65 | + Metrics: obs.NewMetrics(), |
| 66 | + Monitor: NewMonitorHub(), |
| 67 | + Svc: usecase.NewSessionService(store, store, store), |
| 68 | + } |
| 69 | + |
| 70 | + rr := &testHijackableWriter{out: &bytes.Buffer{}} |
| 71 | + req := httptest.NewRequest(http.MethodConnect, "http://invalid-host:99999", nil) |
| 72 | + req.Host = "invalid-host:99999" |
| 73 | + |
| 74 | + d.handleConnectTunnel(rr, req) |
| 75 | + |
| 76 | + if !bytes.Contains(rr.out.Bytes(), []byte("502 Bad Gateway")) { |
| 77 | + t.Fatalf("expected 502 error") |
| 78 | + } |
| 79 | +} |
| 80 | + |
| 81 | +func TestHandleConnectTunnel_UnreachableHost(t *testing.T) { |
| 82 | + store := mem.NewStore(16, 16, 0) |
| 83 | + d := &Deps{ |
| 84 | + Cfg: cfgpkg.Config{PreviewMaxBytes: 512}, |
| 85 | + Metrics: obs.NewMetrics(), |
| 86 | + Monitor: NewMonitorHub(), |
| 87 | + Svc: usecase.NewSessionService(store, store, store), |
| 88 | + } |
| 89 | + |
| 90 | + rr := &testHijackableWriter{out: &bytes.Buffer{}} |
| 91 | + req := httptest.NewRequest(http.MethodConnect, "http://127.0.0.1:1", nil) |
| 92 | + req.Host = "127.0.0.1:1" |
| 93 | + |
| 94 | + d.handleConnectTunnel(rr, req) |
| 95 | + |
| 96 | + if !bytes.Contains(rr.out.Bytes(), []byte("502 Bad Gateway")) { |
| 97 | + t.Fatalf("expected 502 error") |
| 98 | + } |
| 99 | +} |
| 100 | + |
| 101 | +func TestHandleConnectTunnel_HTTPSHost(t *testing.T) { |
| 102 | + upstream := httptest.NewTLSServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
| 103 | + w.WriteHeader(http.StatusOK) |
| 104 | + })) |
| 105 | + defer upstream.Close() |
| 106 | + |
| 107 | + store := mem.NewStore(16, 16, 0) |
| 108 | + d := &Deps{ |
| 109 | + Cfg: cfgpkg.Config{PreviewMaxBytes: 512}, |
| 110 | + Metrics: obs.NewMetrics(), |
| 111 | + Monitor: NewMonitorHub(), |
| 112 | + Svc: usecase.NewSessionService(store, store, store), |
| 113 | + } |
| 114 | + |
| 115 | + rr := &testHijackableWriter{out: &bytes.Buffer{}} |
| 116 | + req := httptest.NewRequest(http.MethodConnect, "https://example.com:443", nil) |
| 117 | + req.Host = "example.com:443" |
| 118 | + |
| 119 | + d.handleConnectTunnel(rr, req) |
| 120 | +} |
| 121 | + |
| 122 | +func TestHandleConnectTunnel_DataTransfer(t *testing.T) { |
| 123 | + upstream := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
| 124 | + w.WriteHeader(http.StatusOK) |
| 125 | + _, _ = w.Write([]byte("response")) |
| 126 | + })) |
| 127 | + defer upstream.Close() |
| 128 | + |
| 129 | + store := mem.NewStore(16, 16, 0) |
| 130 | + d := &Deps{ |
| 131 | + Cfg: cfgpkg.Config{PreviewMaxBytes: 512}, |
| 132 | + Metrics: obs.NewMetrics(), |
| 133 | + Monitor: NewMonitorHub(), |
| 134 | + Svc: usecase.NewSessionService(store, store, store), |
| 135 | + } |
| 136 | + |
| 137 | + rr := &testHijackableWriter{out: &bytes.Buffer{}} |
| 138 | + req := httptest.NewRequest(http.MethodConnect, "http://"+upstream.URL[7:], nil) |
| 139 | + req.Host = upstream.URL[7:] |
| 140 | + |
| 141 | + go func() { |
| 142 | + time.Sleep(100 * time.Millisecond) |
| 143 | + }() |
| 144 | + |
| 145 | + d.handleConnectTunnel(rr, req) |
| 146 | + |
| 147 | + if !bytes.Contains(rr.out.Bytes(), []byte("200 Connection Established")) { |
| 148 | + t.Fatalf("expected 200 Connection Established") |
| 149 | + } |
| 150 | +} |
0 commit comments