package api

// P5c owner review: regression tests for /v1/extract.

import (
	"net/http"
	"testing"
	"time"
)

// Uploads are buffered whole (up to 100 MiB) before the PDF pool sees them, so the number read
// at once is bounded: a third concurrent upload waits, then is refused busy.
func TestExtractUploadsBounded(t *testing.T) {
	r := newPDFRig(t)
	for i := 0; i < cap(r.s.uploads); i++ {
		r.s.uploads <- struct{}{}
	}
	start := time.Now()
	code, out := r.extract(t, r.fleet, "", threePDF(), "application/pdf")
	if code != http.StatusTooManyRequests {
		t.Fatalf("upload with every slot taken: %d %v, want 429", code, out)
	}
	if d := time.Since(start); d < uploadWait-100*time.Millisecond {
		t.Fatalf("refused after %v, want a wait of about %v first", d, uploadWait)
	}
	<-r.s.uploads
	if code, out := r.extract(t, r.fleet, "", threePDF(), "application/pdf"); code != 200 {
		t.Fatalf("upload with a free slot: %d %v", code, out)
	}
}

// The envelope's warnings are a list, never null, as in /v1/fetch.
func TestExtractWarningsIsAList(t *testing.T) {
	r := newPDFRig(t)
	code, out := r.extract(t, r.fleet, "", threePDF(), "application/pdf")
	if code != 200 {
		t.Fatalf("%d %v", code, out)
	}
	if _, ok := out["warnings"].([]any); !ok {
		t.Fatalf("warnings = %#v, want a list", out["warnings"])
	}
}