Files
reddit-reader/internal/llm/openai_test.go

104 lines
3.1 KiB
Go

package llm_test
import (
"context"
"encoding/json"
"net/http"
"net/http/httptest"
"strings"
"testing"
"somegit.dev/vikingowl/reddit-reader/internal/domain"
"somegit.dev/vikingowl/reddit-reader/internal/llm"
)
func TestOpenAIScore(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if r.URL.Path != "/v1/chat/completions" {
t.Errorf("unexpected path: %s", r.URL.Path)
}
json.NewEncoder(w).Encode(map[string]any{
"choices": []map[string]any{
{"message": map[string]any{"role": "assistant", "content": "0.85"}},
},
})
}))
defer srv.Close()
client := llm.NewOpenAIClient(srv.URL, "test-model")
post := domain.Post{Title: "Go iterators", SelfText: "range over func patterns"}
interests := domain.Interests{Description: "Go programming"}
score, err := client.Score(context.Background(), post, interests)
if err != nil {
t.Fatalf("Score: %v", err)
}
if score != 0.85 {
t.Errorf("score = %f, want 0.85", score)
}
}
func TestOpenAISummarize(t *testing.T) {
want := "- point one\n- point two\n- point three\n- point four\n- point five"
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json.NewEncoder(w).Encode(map[string]any{
"choices": []map[string]any{
{"message": map[string]any{"role": "assistant", "content": want}},
},
})
}))
defer srv.Close()
client := llm.NewOpenAIClient(srv.URL, "test-model")
got, err := client.Summarize(context.Background(), domain.Post{Title: "Test", SelfText: "Some content"})
if err != nil {
t.Fatalf("Summarize: %v", err)
}
if got != want {
t.Errorf("summary = %q, want %q", got, want)
}
}
func TestOpenAIScoreInvalidResponse(t *testing.T) {
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json.NewEncoder(w).Encode(map[string]any{
"choices": []map[string]any{
{"message": map[string]any{"role": "assistant", "content": "not a number"}},
},
})
}))
defer srv.Close()
client := llm.NewOpenAIClient(srv.URL, "test-model")
_, err := client.Score(context.Background(), domain.Post{Title: "Test"}, domain.Interests{})
if err == nil {
t.Error("expected error for non-numeric score response")
}
}
func TestOpenAIScorePromptIncludesFeedback(t *testing.T) {
var receivedBody map[string]any
srv := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
json.NewDecoder(r.Body).Decode(&receivedBody)
json.NewEncoder(w).Encode(map[string]any{
"choices": []map[string]any{
{"message": map[string]any{"role": "assistant", "content": "0.5"}},
},
})
}))
defer srv.Close()
client := llm.NewOpenAIClient(srv.URL, "test-model")
interests := domain.Interests{
Description: "Go",
Examples: []domain.Feedback{{PostID: "t3_good", Vote: 1}},
}
client.Score(context.Background(), domain.Post{Title: "Test"}, interests)
msgs := receivedBody["messages"].([]any)
systemMsg := msgs[0].(map[string]any)["content"].(string)
if !strings.Contains(systemMsg, "t3_good") {
t.Error("system prompt should contain feedback post IDs")
}
}