vibe-proxy/backend/internal/runtime/executor/helps/payload_mutations_test.go
2026-08-24 00:10:41 +02:00

282 lines
10 KiB
Go

package helps
import (
"bytes"
"encoding/json"
"strings"
"testing"
"github.com/router-for-me/CLIProxyAPI/v7/internal/config"
"github.com/tidwall/gjson"
)
type countingPayloadMarshaler struct {
calls *int
value string
}
func (m countingPayloadMarshaler) MarshalJSON() ([]byte, error) {
*m.calls = *m.calls + 1
return json.Marshal(m.value)
}
func TestSetStringIfDifferentReusesCanonicalValue(t *testing.T) {
input := []byte(`{"model":"gpt-test","messages":[]}`)
output := SetStringIfDifferent(input, "model", "gpt-test")
if &output[0] != &input[0] {
t.Fatal("canonical string caused a payload copy")
}
}
func TestSetStringIfDifferentNormalizesWrongType(t *testing.T) {
input := []byte(`{"model":123}`)
original := bytes.Clone(input)
output := SetStringIfDifferent(input, "model", "123")
model := gjson.GetBytes(output, "model")
if model.Type != gjson.String || model.String() != "123" {
t.Fatalf("model = %s, want string 123", model.Raw)
}
if !bytes.Equal(input, original) {
t.Fatal("input payload was modified in place")
}
}
func TestSetBoolIfDifferentReusesCanonicalValue(t *testing.T) {
input := []byte(`{"stream":true,"input":[]}`)
output := SetBoolIfDifferent(input, "stream", true)
if &output[0] != &input[0] {
t.Fatal("canonical boolean caused a payload copy")
}
}
func TestSetBoolIfDifferentNormalizesWrongType(t *testing.T) {
input := []byte(`{"stream":"true"}`)
output := SetBoolIfDifferent(input, "stream", true)
if stream := gjson.GetBytes(output, "stream"); stream.Type != gjson.True {
t.Fatalf("stream = %s, want boolean true", stream.Raw)
}
}
func TestSetRawIfDifferentReusesIdenticalRawValue(t *testing.T) {
input := []byte(`{"metadata":{"source":"executor"},"input":[]}`)
output := SetRawIfDifferent(input, "metadata", []byte(`{"source":"executor"}`))
if &output[0] != &input[0] {
t.Fatal("identical raw value caused a payload copy")
}
}
func TestSetRawIfDifferentUpdatesDifferentRawValue(t *testing.T) {
input := []byte(`{"metadata":"executor"}`)
output := SetRawIfDifferent(input, "metadata", []byte(`{"source":"executor"}`))
metadata := gjson.GetBytes(output, "metadata")
if !metadata.IsObject() || metadata.Get("source").String() != "executor" {
t.Fatalf("metadata = %s, want object", metadata.Raw)
}
}
func TestApplyPayloadConfigReusesCanonicalOverrides(t *testing.T) {
cfg := &config.Config{Payload: config.PayloadConfig{
Override: []config.PayloadRule{{
Models: []config.PayloadModelRule{{Name: "gpt-test", Protocol: "openai"}},
Params: map[string]any{"stream": true, "model": "gpt-test"},
}},
OverrideRaw: []config.PayloadRule{{
Models: []config.PayloadModelRule{{Name: "gpt-test", Protocol: "openai"}},
Params: map[string]any{"metadata": `{"source":"executor"}`},
}},
}}
input := []byte(`{"model":"gpt-test","stream":true,"metadata":{"source":"executor"},"messages":[]}`)
output := ApplyPayloadConfigWithRoot(cfg, "gpt-test", "openai", "", input, nil, "", "")
if &output[0] != &input[0] {
t.Fatal("canonical payload overrides caused a payload copy")
}
}
func TestApplyPayloadConfigWithRequestTrackedReportsContextManagementTouches(t *testing.T) {
const automatic = `{"edits":[{"type":"clear_thinking_20251015","keep":"all"}]}`
modelRules := []config.PayloadModelRule{{Name: "claude-opus-5", Protocol: "claude"}}
originalWithoutContextManagement := []byte(`{"model":"claude-opus-5"}`)
for _, test := range []struct {
name string
payload string
original []byte
payloadConfig config.PayloadConfig
wantTouched bool
}{
{
name: "default",
payload: `{"model":"claude-opus-5"}`,
original: originalWithoutContextManagement,
payloadConfig: config.PayloadConfig{Default: []config.PayloadRule{{
Models: modelRules,
Params: map[string]any{"context_management": map[string]any{"edits": []any{map[string]any{"type": "default"}}}},
}}},
wantTouched: true,
},
{
name: "raw default",
payload: `{"model":"claude-opus-5"}`,
original: originalWithoutContextManagement,
payloadConfig: config.PayloadConfig{DefaultRaw: []config.PayloadRule{{
Models: modelRules,
Params: map[string]any{"context_management": `{"edits":[{"type":"raw_default"}]}`},
}}},
wantTouched: true,
},
{
name: "canonical descendant override",
payload: `{"model":"claude-opus-5","context_management":` + automatic + `}`,
payloadConfig: config.PayloadConfig{Override: []config.PayloadRule{{
Models: modelRules,
Params: map[string]any{"context_management.edits.0.keep": "all"},
}}},
wantTouched: true,
},
{
name: "identical raw override",
payload: `{"model":"claude-opus-5","context_management":` + automatic + `}`,
payloadConfig: config.PayloadConfig{OverrideRaw: []config.PayloadRule{{
Models: modelRules,
Params: map[string]any{"context_management": automatic},
}}},
wantTouched: true,
},
{
name: "filter already absent",
payload: `{"model":"claude-opus-5"}`,
payloadConfig: config.PayloadConfig{Filter: []config.PayloadFilterRule{{
Models: modelRules,
Params: []string{"context_management"},
}}},
wantTouched: true,
},
{
name: "unrelated override",
payload: `{"model":"claude-opus-5"}`,
payloadConfig: config.PayloadConfig{Override: []config.PayloadRule{{
Models: modelRules,
Params: map[string]any{"thinking.type": "enabled"},
}}},
},
{
name: "nonmatching override",
payload: `{"model":"claude-opus-5"}`,
payloadConfig: config.PayloadConfig{Override: []config.PayloadRule{{
Models: []config.PayloadModelRule{{Name: "other-model", Protocol: "claude"}},
Params: map[string]any{"context_management": map[string]any{"edits": []any{}}},
}}},
},
{
name: "default skipped for caller owned field",
payload: `{"model":"claude-opus-5","context_management":{"edits":[{"type":"caller"}]}}`,
original: []byte(`{"model":"claude-opus-5","context_management":{"edits":[{"type":"caller"}]}}`),
payloadConfig: config.PayloadConfig{Default: []config.PayloadRule{{
Models: modelRules,
Params: map[string]any{"context_management": map[string]any{"edits": []any{map[string]any{"type": "default"}}}},
}}},
},
} {
t.Run(test.name, func(t *testing.T) {
cfg := &config.Config{Payload: test.payloadConfig}
_, touched := ApplyPayloadConfigWithRequestTracked(cfg, "claude-opus-5", "claude", "claude", "", []byte(test.payload), test.original, "claude-opus-5", "", nil, "context_management")
if touched != test.wantTouched {
t.Fatalf("context_management touched = %t, want %t", touched, test.wantTouched)
}
})
}
}
func TestApplyPayloadConfigProjectionOverrideWritesEveryMatch(t *testing.T) {
cfg := &config.Config{Payload: config.PayloadConfig{
Override: []config.PayloadRule{{
Models: []config.PayloadModelRule{{Name: "gpt-test", Protocol: "openai"}},
Params: map[string]any{"items.#.value": []any{1, 2}},
}},
}}
input := []byte(`{"items":[{"value":1},{"value":2}]}`)
output := ApplyPayloadConfigWithRoot(cfg, "gpt-test", "openai", "", input, nil, "", "")
for _, path := range []string{"items.0.value", "items.1.value"} {
if got := gjson.GetBytes(output, path).Raw; got != `[1,2]` {
t.Fatalf("%s = %s, want [1,2]", path, got)
}
}
}
func TestApplyPayloadConfigProjectionOverrideRawWritesEveryMatch(t *testing.T) {
cfg := &config.Config{Payload: config.PayloadConfig{
OverrideRaw: []config.PayloadRule{{
Models: []config.PayloadModelRule{{Name: "gpt-test", Protocol: "openai"}},
Params: map[string]any{"items.#.value": `[1,2]`},
}},
}}
input := []byte(`{"items":[{"value":1},{"value":2}]}`)
output := ApplyPayloadConfigWithRoot(cfg, "gpt-test", "openai", "", input, nil, "", "")
for _, path := range []string{"items.0.value", "items.1.value"} {
if got := gjson.GetBytes(output, path).Raw; got != `[1,2]` {
t.Fatalf("%s = %s, want [1,2]", path, got)
}
}
}
func TestApplyPayloadConfigNormalizesByteSliceOverride(t *testing.T) {
cfg := &config.Config{Payload: config.PayloadConfig{
Override: []config.PayloadRule{{
Models: []config.PayloadModelRule{{Name: "gpt-test", Protocol: "openai"}},
Params: map[string]any{"value": []byte("abc")},
}},
}}
input := []byte(`{"value":"YWJj"}`)
output := ApplyPayloadConfigWithRoot(cfg, "gpt-test", "openai", "", input, nil, "", "")
value := gjson.GetBytes(output, "value")
if value.Type != gjson.String || value.String() != "abc" {
t.Fatalf("value = %s, want string abc", value.Raw)
}
}
func TestSetPayloadValueIfDifferentUsesSJSONNumberEncoding(t *testing.T) {
input := []byte(`{"value":1.2}`)
output := setPayloadValueIfDifferent(input, "value", float32(1.2))
if got := gjson.GetBytes(output, "value").Raw; got != "1.2000000476837158" {
t.Fatalf("value = %s, want sjson float32 encoding", got)
}
canonical := []byte(`{"value":1.2000000476837158}`)
reused := setPayloadValueIfDifferent(canonical, "value", float32(1.2))
if &reused[0] != &canonical[0] {
t.Fatal("canonical float32 encoding caused a payload copy")
}
}
func TestSetPayloadValueIfDifferentCallsMarshalerOnce(t *testing.T) {
for _, input := range [][]byte{[]byte(`{"value":"old"}`), []byte(`{"value":"new"}`)} {
calls := 0
value := countingPayloadMarshaler{calls: &calls, value: "new"}
output := setPayloadValueIfDifferent(input, "value", value)
if calls != 1 {
t.Fatalf("MarshalJSON calls = %d, want 1", calls)
}
if got := gjson.GetBytes(output, "value").String(); got != "new" {
t.Fatalf("value = %q, want new", got)
}
}
}
func TestRemoveToolTypeReusesArrayWithoutMatch(t *testing.T) {
input := []byte(`{"tools":[{"type":"function","name":"lookup","parameters":{"type":"object"}}]}`)
output := removeToolTypeFromToolsArray(input, "tools", "image_generation")
if &output[0] != &input[0] {
t.Fatal("tool filtering without a match caused a payload copy")
}
}
var benchmarkPayloadMutationOutput []byte
func BenchmarkSetStringIfDifferentLargeCanonicalPayload(b *testing.B) {
input := []byte(`{"model":"gpt-test","messages":[{"role":"user","content":"` + strings.Repeat("x", 8<<20) + `"}]}`)
b.ReportAllocs()
b.SetBytes(int64(len(input)))
b.ResetTimer()
for b.Loop() {
benchmarkPayloadMutationOutput = SetStringIfDifferent(input, "model", "gpt-test")
}
}