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Copy pathbridge_internal_test.go
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161 lines (142 loc) · 4.19 KB
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package aibridge
import (
"net/http"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
agplaibridge "github.com/coder/coder/v2/coderd/aibridge"
)
func TestIsWebSocketUpgrade(t *testing.T) {
t.Parallel()
tests := []struct {
name string
method string
connection string
upgrade string
want bool
}{
{name: "websocket upgrade", method: http.MethodGet, connection: "keep-alive, Upgrade", upgrade: "WebSocket", want: true},
{name: "non-GET request", method: http.MethodPost, connection: "Upgrade", upgrade: "websocket", want: false},
{name: "missing connection upgrade", method: http.MethodGet, connection: "keep-alive", upgrade: "websocket", want: false},
{name: "different upgrade protocol", method: http.MethodGet, connection: "Upgrade", upgrade: "h2c", want: false},
}
for _, tc := range tests {
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
req, err := http.NewRequestWithContext(t.Context(), tc.method, "/", nil)
require.NoError(t, err)
req.Header.Set("Connection", tc.connection)
req.Header.Set("Upgrade", tc.upgrade)
assert.Equal(t, tc.want, isWebSocketUpgrade(req))
})
}
}
func TestExtractAgentFirewallHeaders(t *testing.T) {
t.Parallel()
const validSessionID = "e5f6a7b8-1234-5678-9abc-def012345678"
ptr := func(s string) *string { return &s }
cases := []struct {
name string
// sessionID and seqNumber set the corresponding headers when
// non-nil. A nil value leaves the header unset.
sessionID *string
seqNumber *string
wantErr bool
errContains string
wantSession *string
wantSeq *int32
}{
{
name: "both headers present",
sessionID: ptr(validSessionID),
seqNumber: ptr("42"),
wantSession: ptr(validSessionID),
wantSeq: int32Ptr(42),
},
{
name: "no headers present",
},
{
name: "only session ID returns error",
sessionID: ptr(validSessionID),
wantErr: true,
errContains: "without sequence number",
},
{
name: "only sequence number returns error",
seqNumber: ptr("7"),
wantErr: true,
errContains: "without session ID",
},
{
name: "sequence number zero",
sessionID: ptr(validSessionID),
seqNumber: ptr("0"),
wantSession: ptr(validSessionID),
wantSeq: int32Ptr(0),
},
{
name: "invalid session ID returns error",
sessionID: ptr("not-a-uuid"),
seqNumber: ptr("42"),
wantErr: true,
errContains: "invalid agent firewall session ID",
},
{
name: "invalid sequence number returns error",
sessionID: ptr(validSessionID),
seqNumber: ptr("not-a-number"),
wantErr: true,
errContains: "invalid agent firewall sequence number",
},
{
name: "negative sequence number returns error",
sessionID: ptr(validSessionID),
seqNumber: ptr("-1"),
wantErr: true,
errContains: "must be non-negative",
},
{
name: "sequence number exceeding int32 range returns error",
sessionID: ptr(validSessionID),
seqNumber: ptr("2147483648"), // max int32 + 1
wantErr: true,
errContains: "invalid agent firewall sequence number",
},
}
for _, tc := range cases {
t.Run(tc.name, func(t *testing.T) {
t.Parallel()
req, err := http.NewRequestWithContext(t.Context(), http.MethodPost, "/", nil)
require.NoError(t, err)
if tc.sessionID != nil {
req.Header.Set(agplaibridge.HeaderAgentFirewallSessionID, *tc.sessionID)
}
if tc.seqNumber != nil {
req.Header.Set(agplaibridge.HeaderAgentFirewallSequenceNumber, *tc.seqNumber)
}
sessionID, seqNumber, extractErr := extractAgentFirewallHeaders(req)
if tc.wantErr {
require.Error(t, extractErr)
assert.Contains(t, extractErr.Error(), tc.errContains)
assert.Nil(t, sessionID)
assert.Nil(t, seqNumber)
return
}
require.NoError(t, extractErr)
if tc.wantSession == nil {
assert.Nil(t, sessionID)
} else {
require.NotNil(t, sessionID)
assert.Equal(t, *tc.wantSession, *sessionID)
}
if tc.wantSeq == nil {
assert.Nil(t, seqNumber)
} else {
require.NotNil(t, seqNumber)
assert.Equal(t, *tc.wantSeq, *seqNumber)
}
})
}
}
func int32Ptr(n int32) *int32 { return &n }