package adapters

import (
	"context"
	"errors"
	"testing"

	oppintel "github.com/missionworkforce/missionmatch/internal/modules/opportunity_intelligence"
)

// TestCommercialStubsAreSourcesButMakeNoCall proves each deferred feed implements the OpportunitySource
// protocol, returns its documented not enabled error, and yields no records (no live call).
func TestCommercialStubsAreSourcesButMakeNoCall(t *testing.T) {
	var (
		_ oppintel.OpportunitySource = GovWinIQSource{}
		_ oppintel.OpportunitySource = GovTribeSource{}
		_ oppintel.OpportunitySource = NewEBuySource("org-1")
	)

	yielded := 0
	sink := func(oppintel.OpportunityRecord) error { yielded++; return nil }

	if err := (GovWinIQSource{}).Fetch(context.Background(), sink); !errors.Is(err, ErrRequiresLicense) {
		t.Fatalf("GovWin IQ: want ErrRequiresLicense, got %v", err)
	}
	if err := (GovTribeSource{}).Fetch(context.Background(), sink); !errors.Is(err, ErrRequiresLicense) {
		t.Fatalf("GovTribe: want ErrRequiresLicense, got %v", err)
	}
	if err := NewEBuySource("org-1").Fetch(context.Background(), sink); !errors.Is(err, ErrRequiresTenantCredential) {
		t.Fatalf("eBuy: want ErrRequiresTenantCredential, got %v", err)
	}
	if yielded != 0 {
		t.Fatalf("a stub must yield no records (no live call), got %d", yielded)
	}
}

func TestStubNames(t *testing.T) {
	govwin := GovWinIQSource{}.Name()
	govtribe := GovTribeSource{}.Name()
	ebuy := NewEBuySource("x").Name()
	if govwin != "GovWin IQ" {
		t.Fatalf("GovWin name = %q", govwin)
	}
	if govtribe != "GovTribe" {
		t.Fatalf("GovTribe name = %q", govtribe)
	}
	if ebuy != "GSA eBuy" {
		t.Fatalf("eBuy name = %q", ebuy)
	}
}