| 1 | package provider |
| 2 | |
| 3 | import ( |
| 4 | "context" |
| 5 | "strings" |
| 6 | "testing" |
| 7 | "time" |
| 8 | ) |
| 9 | |
| 10 | type auxiliaryScript struct { |
| 11 | calls int |
| 12 | partial bool |
| 13 | } |
| 14 | |
| 15 | func (*auxiliaryScript) Name() string { return "auxiliary-test" } |
| 16 | func (p *auxiliaryScript) Stream(context.Context, Request) (<-chan Chunk, error) { |
| 17 | p.calls++ |
| 18 | if !p.partial && p.calls < 4 { |
| 19 | return nil, &APIError{Status: 503} |
| 20 | } |
| 21 | ch := make(chan Chunk, 3) |
| 22 | ch <- Chunk{Type: ChunkText, Text: "candidate"} |
| 23 | ch <- Chunk{Type: ChunkUsage, Usage: &Usage{PromptTokens: 10, CompletionTokens: 1, TotalTokens: 11}} |
| 24 | if !p.partial { |
| 25 | ch <- Chunk{Type: ChunkDone} |
| 26 | } |
| 27 | close(ch) |
| 28 | return ch, nil |
| 29 | } |
| 30 | func TestAuxiliaryRetriesShareFiniteBudgetAndDoNotLeakPartialText(t *testing.T) { |
| 31 | for _, partial := range []bool{false, true} { |
| 32 | p := &auxiliaryScript{partial: partial} |
| 33 | var waits []time.Duration |
| 34 | ctx := WithRecoverySleeper(context.Background(), func(_ context.Context, d time.Duration) bool { waits = append(waits, d); return true }) |
| 35 | ch, err := StreamAuxiliary(ctx, p, Request{}) |
| 36 | if err != nil { |
| 37 | t.Fatal(err) |
| 38 | } |
| 39 | var text strings.Builder |
| 40 | var usage *Usage |
| 41 | var streamErr error |
| 42 | for c := range ch { |
| 43 | switch c.Type { |
| 44 | case ChunkText: |
| 45 | text.WriteString(c.Text) |
| 46 | case ChunkUsage: |
| 47 | usage = c.Usage |
| 48 | case ChunkError: |
| 49 | streamErr = c.Err |
| 50 | } |
| 51 | } |
| 52 | if p.calls != 4 || len(waits) != 3 { |
| 53 | t.Fatalf("calls=%d waits=%v", p.calls, waits) |
| 54 | } |
| 55 | for i, want := range []time.Duration{2 * time.Second, 4 * time.Second, 8 * time.Second} { |
| 56 | if waits[i] != want { |
| 57 | t.Fatalf("waits=%v", waits) |
| 58 | } |
| 59 | } |
| 60 | if usage == nil || usage.RequestCount != 4 { |
| 61 | t.Fatalf("usage=%+v", usage) |
| 62 | } |
| 63 | if partial { |
| 64 | if text.Len() != 0 || streamErr == nil || usage.PromptTokens != 40 { |
| 65 | t.Fatalf("partial text=%q err=%v usage=%+v", text.String(), streamErr, usage) |
| 66 | } |
| 67 | } else if text.String() != "candidate" || streamErr != nil || !usage.Unknown || usage.PromptTokens != 10 { |
| 68 | t.Fatalf("text=%q err=%v usage=%+v", text.String(), streamErr, usage) |
| 69 | } |
| 70 | } |
| 71 | } |
| 72 |