File size: 4,809 Bytes
8d3471e | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 | package requestbody
import (
"bytes"
"encoding/json"
"io"
"net/http"
"net/http/httptest"
"strings"
"testing"
)
type singleByteReadCloser struct {
data []byte
pos int
}
func (r *singleByteReadCloser) Read(p []byte) (int, error) {
if r.pos >= len(r.data) {
return 0, io.EOF
}
p[0] = r.data[r.pos]
r.pos++
return 1, nil
}
func (r *singleByteReadCloser) Close() error {
return nil
}
func TestValidateJSONUTF8AllowsSplitMultibyteRunes(t *testing.T) {
body := []byte(`{"text":"你好"}`)
handler := ValidateJSONUTF8(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var req map[string]any
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
t.Fatalf("unexpected decode error: %v", err)
}
w.WriteHeader(http.StatusNoContent)
}))
req := httptest.NewRequest(http.MethodPost, "/v1/chat/completions", &singleByteReadCloser{data: body})
req.Header.Set("Content-Type", "application/json")
rec := httptest.NewRecorder()
handler.ServeHTTP(rec, req)
if rec.Code != http.StatusNoContent {
t.Fatalf("expected 204 for valid utf-8 json, got %d body=%q", rec.Code, rec.Body.String())
}
}
func TestValidateJSONUTF8RejectsInvalidBytesBeforeJSONDecode(t *testing.T) {
body := append([]byte(`{"text":"`), 0xff)
body = append(body, []byte(`"}`)...)
handler := ValidateJSONUTF8(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var req map[string]any
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
w.WriteHeader(http.StatusBadRequest)
_, _ = w.Write([]byte(err.Error()))
return
}
w.WriteHeader(http.StatusOK)
}))
req := httptest.NewRequest(http.MethodPost, "/v1/chat/completions", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json; charset=utf-8")
rec := httptest.NewRecorder()
handler.ServeHTTP(rec, req)
if rec.Code != http.StatusBadRequest {
t.Fatalf("expected 400 for invalid utf-8 json, got %d body=%q", rec.Code, rec.Body.String())
}
if !strings.Contains(strings.ToLower(rec.Body.String()), "invalid utf-8") {
t.Fatalf("expected utf-8 validation error, got %q", rec.Body.String())
}
}
func TestValidateJSONUTF8RejectsInvalidBytesWithoutJSONContentTypeOnKnownPath(t *testing.T) {
body := append([]byte(`{"text":"`), 0xff)
body = append(body, []byte(`"}`)...)
handler := ValidateJSONUTF8(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var req map[string]any
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
w.WriteHeader(http.StatusBadRequest)
_, _ = w.Write([]byte(err.Error()))
return
}
w.WriteHeader(http.StatusOK)
}))
req := httptest.NewRequest(http.MethodPost, "/v1/chat/completions", bytes.NewReader(body))
req.Header.Set("Content-Type", "text/plain")
rec := httptest.NewRecorder()
handler.ServeHTTP(rec, req)
if rec.Code != http.StatusBadRequest {
t.Fatalf("expected 400 for invalid utf-8 json, got %d body=%q", rec.Code, rec.Body.String())
}
if !strings.Contains(strings.ToLower(rec.Body.String()), "invalid utf-8") {
t.Fatalf("expected utf-8 validation error, got %q", rec.Body.String())
}
}
func TestValidateJSONUTF8RejectsTrailingInvalidBytesAfterJSONValue(t *testing.T) {
body := append([]byte(`{"text":"ok"}`), 0xff)
handler := ValidateJSONUTF8(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
var req map[string]any
if err := json.NewDecoder(r.Body).Decode(&req); err != nil {
w.WriteHeader(http.StatusBadRequest)
_, _ = w.Write([]byte(err.Error()))
return
}
w.WriteHeader(http.StatusOK)
}))
req := httptest.NewRequest(http.MethodPost, "/v1/chat/completions", bytes.NewReader(body))
req.Header.Set("Content-Type", "application/json")
rec := httptest.NewRecorder()
handler.ServeHTTP(rec, req)
if rec.Code != http.StatusBadRequest {
t.Fatalf("expected 400 for trailing invalid utf-8, got %d body=%q", rec.Code, rec.Body.String())
}
if !strings.Contains(strings.ToLower(rec.Body.String()), "invalid utf-8") {
t.Fatalf("expected utf-8 validation error, got %q", rec.Body.String())
}
}
func TestIsJSONContentType(t *testing.T) {
for _, raw := range []string{
"application/json",
"application/json; charset=utf-8",
"application/problem+json",
"application/vnd.api+json",
} {
if !isJSONContentType(raw) {
t.Fatalf("expected %q to be recognized as json", raw)
}
}
for _, raw := range []string{
"multipart/form-data; boundary=abc",
"text/plain",
"application/octet-stream",
} {
if isJSONContentType(raw) {
t.Fatalf("expected %q not to be recognized as json", raw)
}
}
}
func TestIsKnownJSONRequestPathIncludesGeminiStream(t *testing.T) {
if !isKnownJSONRequestPath(http.MethodPost, "/v1beta/models/gemini-pro:streamGenerateContent") {
t.Fatal("expected Gemini stream generate path to be recognized as json")
}
}
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