package embedding

import (
	"context"
	"testing"
)

func TestFakeProviderDeterministic(t *testing.T) {
	p := NewFakeProvider(1536, "fake")
	a, err := p.Embed(context.Background(), []string{"hello", "world"})
	if err != nil {
		t.Fatal(err)
	}
	b, _ := p.Embed(context.Background(), []string{"hello"})
	if len(a) != 2 || len(a[0]) != 1536 || len(b[0]) != 1536 {
		t.Fatalf("bad dims")
	}
	if a[0][0] != b[0][0] {
		t.Fatalf("not deterministic")
	}
	if a[0][0] == a[1][0] && a[0][1] == a[1][1] {
		t.Fatalf("different inputs too similar")
	}
}