| 1 | package openai |
| 2 | |
| 3 | import ( |
| 4 | "bytes" |
| 5 | "encoding/json" |
| 6 | "fmt" |
| 7 | "io" |
| 8 | "net/http" |
| 9 | "net/http/httptest" |
| 10 | "net/url" |
| 11 | "strings" |
| 12 | "sync/atomic" |
| 13 | "testing" |
| 14 | |
| 15 | "reasonix/internal/provider" |
| 16 | ) |
| 17 | |
| 18 | type localOpenCodeGoTransport struct { |
| 19 | target *url.URL |
| 20 | } |
| 21 | |
| 22 | func (t localOpenCodeGoTransport) RoundTrip(req *http.Request) (*http.Response, error) { |
| 23 | req = req.Clone(req.Context()) |
| 24 | req.URL.Scheme, req.URL.Host = t.target.Scheme, t.target.Host |
| 25 | req.Host = t.target.Host |
| 26 | return http.DefaultTransport.RoundTrip(req) |
| 27 | } |
| 28 | |
| 29 | func TestOpenCodeGoChatToolReplayOmitsToolName(t *testing.T) { |
| 30 | var requests atomic.Int32 |
| 31 | srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { |
| 32 | requestNumber := requests.Add(1) |
| 33 | if r.URL.Path != "/zen/go/v1/chat/completions" { |
| 34 | t.Errorf("request path = %q", r.URL.Path) |
| 35 | } |
| 36 | var body struct { |
| 37 | Messages []map[string]json.RawMessage `json:"messages"` |
| 38 | } |
| 39 | if err := json.NewDecoder(r.Body).Decode(&body); err != nil { |
| 40 | t.Errorf("decode request: %v", err) |
| 41 | w.WriteHeader(http.StatusBadRequest) |
| 42 | return |
| 43 | } |
| 44 | if requestNumber == 1 { |
| 45 | w.Header().Set("Content-Type", "text/event-stream") |
| 46 | _, _ = io.WriteString(w, "data: {\"choices\":[{\"delta\":{\"tool_calls\":[{\"index\":0,\"id\":\"call_1\",\"function\":{\"name\":\"bash\",\"arguments\":\"{}\"}}]}}]}\n\n") |
| 47 | _, _ = io.WriteString(w, "data: {\"choices\":[{\"delta\":{},\"finish_reason\":\"tool_calls\"}]}\n\ndata: [DONE]\n\n") |
| 48 | return |
| 49 | } |
| 50 | for i, message := range body.Messages { |
| 51 | if string(message["role"]) != `"tool"` { |
| 52 | continue |
| 53 | } |
| 54 | if _, ok := message["name"]; ok { |
| 55 | w.WriteHeader(http.StatusBadRequest) |
| 56 | _, _ = fmt.Fprintf(w, `{"error":{"message":"messages[%d]: name is not supported by this endpoint"}}`, i) |
| 57 | return |
| 58 | } |
| 59 | if string(message["tool_call_id"]) != `"call_1"` || string(message["content"]) != `"ok"` { |
| 60 | t.Errorf("tool result = %v", message) |
| 61 | } |
| 62 | w.Header().Set("Content-Type", "text/event-stream") |
| 63 | _, _ = io.WriteString(w, "data: {\"choices\":[{\"delta\":{\"content\":\"done\"}}]}\n\ndata: [DONE]\n\n") |
| 64 | return |
| 65 | } |
| 66 | t.Error("second request missing tool result") |
| 67 | w.WriteHeader(http.StatusBadRequest) |
| 68 | })) |
| 69 | defer srv.Close() |
| 70 | target, err := url.Parse(srv.URL) |
| 71 | if err != nil { |
| 72 | t.Fatal(err) |
| 73 | } |
| 74 | p, err := New(provider.Config{ |
| 75 | Name: "opencode-go", BaseURL: "https://opencode.ai/zen/go/v1", Model: "deepseek-v4-flash", APIKey: "test", |
| 76 | HTTPClient: &http.Client{Transport: localOpenCodeGoTransport{target: target}}, |
| 77 | }) |
| 78 | if err != nil { |
| 79 | t.Fatal(err) |
| 80 | } |
| 81 | messages := []provider.Message{{Role: provider.RoleUser, Content: "run bash"}} |
| 82 | first, err := p.Stream(t.Context(), provider.Request{Messages: messages}) |
| 83 | if err != nil { |
| 84 | t.Fatal(err) |
| 85 | } |
| 86 | var call *provider.ToolCall |
| 87 | for chunk := range first { |
| 88 | if chunk.Type == provider.ChunkError { |
| 89 | t.Fatal(chunk.Err) |
| 90 | } |
| 91 | if chunk.Type == provider.ChunkToolCall { |
| 92 | call = chunk.ToolCall |
| 93 | } |
| 94 | } |
| 95 | if call == nil || call.ID != "call_1" || call.Name != "bash" { |
| 96 | t.Fatalf("first turn tool call = %+v", call) |
| 97 | } |
| 98 | messages = append(messages, |
| 99 | provider.Message{Role: provider.RoleAssistant, ToolCalls: []provider.ToolCall{*call}}, |
| 100 | provider.Message{Role: provider.RoleTool, ToolCallID: call.ID, Name: call.Name, Content: "ok"}, |
| 101 | ) |
| 102 | second, err := p.Stream(t.Context(), provider.Request{Messages: messages}) |
| 103 | if err != nil { |
| 104 | t.Fatal(err) |
| 105 | } |
| 106 | var text strings.Builder |
| 107 | for chunk := range second { |
| 108 | if chunk.Type == provider.ChunkError { |
| 109 | t.Fatal(chunk.Err) |
| 110 | } |
| 111 | if chunk.Type == provider.ChunkText { |
| 112 | text.WriteString(chunk.Text) |
| 113 | } |
| 114 | } |
| 115 | if requests.Load() != 2 || text.String() != "done" { |
| 116 | t.Fatalf("requests = %d, second response = %q", requests.Load(), text.String()) |
| 117 | } |
| 118 | } |
| 119 | |
| 120 | func TestOpenCodeGoToolNameOnlyOmittedOnOfficialChatRoute(t *testing.T) { |
| 121 | for _, tc := range []struct { |
| 122 | name, baseURL, requestURL string |
| 123 | wantName bool |
| 124 | }{ |
| 125 | {name: "official chat", baseURL: "https://opencode.ai/zen/go/v1", wantName: false}, |
| 126 | {name: "official request override", baseURL: "https://gateway.example/v1", requestURL: "https://opencode.ai/zen/go/v1/chat/completions", wantName: false}, |
| 127 | {name: "custom request override", baseURL: "https://opencode.ai/zen/go/v1", requestURL: "https://gateway.example/v1/chat/completions", wantName: true}, |
| 128 | {name: "other endpoint", baseURL: "https://api.xiaomimimo.com/v1", wantName: true}, |
| 129 | } { |
| 130 | t.Run(tc.name, func(t *testing.T) { |
| 131 | extra := map[string]any{} |
| 132 | if tc.requestURL != "" { |
| 133 | extra["request_url"] = tc.requestURL |
| 134 | } |
| 135 | p, err := New(provider.Config{BaseURL: tc.baseURL, Model: "deepseek-v4-flash", Extra: extra}) |
| 136 | if err != nil { |
| 137 | t.Fatal(err) |
| 138 | } |
| 139 | body, err := json.Marshal(p.(*client).buildRequest(provider.Request{Messages: []provider.Message{ |
| 140 | {Role: provider.RoleAssistant, ToolCalls: []provider.ToolCall{{ID: "call_1", Name: "bash", Arguments: "{}"}}}, |
| 141 | {Role: provider.RoleTool, ToolCallID: "call_1", Name: "bash", Content: "ok"}, |
| 142 | }})) |
| 143 | if err != nil { |
| 144 | t.Fatal(err) |
| 145 | } |
| 146 | var wire struct { |
| 147 | Messages []map[string]json.RawMessage `json:"messages"` |
| 148 | } |
| 149 | if err := json.Unmarshal(body, &wire); err != nil { |
| 150 | t.Fatal(err) |
| 151 | } |
| 152 | _, hasName := wire.Messages[1]["name"] |
| 153 | if hasName != tc.wantName { |
| 154 | t.Fatalf("tool name present = %v, want %v: %s", hasName, tc.wantName, body) |
| 155 | } |
| 156 | }) |
| 157 | } |
| 158 | } |
| 159 | |
| 160 | func TestOpenCodeGoDeepSeekWireKeepsReasoningAndStableHistory(t *testing.T) { |
| 161 | for _, model := range []string{"deepseek-v4-flash", "deepseek-v4-pro", "deepseek-v4-flash-vision-exp"} { |
| 162 | p, err := New(provider.Config{BaseURL: "https://opencode.ai/zen/go/v1", Model: model, Extra: map[string]any{"request_url": "https://opencode.ai/zen/go/v1/chat/completions", "thinking": "enabled", "effort": "max"}}) |
| 163 | if err != nil { |
| 164 | t.Fatal(err) |
| 165 | } |
| 166 | c := p.(*client) |
| 167 | req := provider.Request{Messages: []provider.Message{{Role: provider.RoleUser, Content: "fixture"}, {Role: provider.RoleAssistant, ReasoningContent: "provider-reasoning", ToolCalls: []provider.ToolCall{{ID: "call-1", Name: "read_file", Arguments: "{}"}}}, {Role: provider.RoleTool, ToolCallID: "call-1", Content: "tool-result"}}, MaxTokens: 128} |
| 168 | body := c.buildRequest(req) |
| 169 | first, _ := json.Marshal(body) |
| 170 | second, _ := json.Marshal(c.buildRequest(req)) |
| 171 | if !bytes.Equal(first, second) || !bytes.Contains(first, []byte(`"reasoning_effort":"max"`)) || !bytes.Contains(first, []byte(`"reasoning_content":"provider-reasoning"`)) { |
| 172 | t.Fatalf("%s lost effort/replay/cache stability: %s", model, first) |
| 173 | } |
| 174 | } |
| 175 | } |
| 176 |