OpenNIT

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

<?php

declare(strict_types=1);

use OpenNIT\AI\EmbeddingClient;

return static function (): void {

    test('cosine: identische Vektoren = 1', function () {
        $v = [1.0, 2.0, 3.0];
        assertTrue(abs(EmbeddingClient::cosine($v, $v) - 1.0) < 1e-9, 'cos(self)=1');
    });

    test('cosine: orthogonale Vektoren = 0', function () {
        assertTrue(abs(EmbeddingClient::cosine([1, 0], [0, 1])) < 1e-9, 'orthogonal=0');
    });

    test('cosine: Nullvektor = 0 (kein DivByZero)', function () {
        assertSame(0.0, EmbeddingClient::cosine([0, 0, 0], [1, 2, 3]));
    });

    test('fromConfig: Anthropic ohne Embeddings = null', function () {
        assertSame(null, EmbeddingClient::fromConfig(['provider' => 'anthropic'], 'key'));
    });

    test('fromConfig: lokal ohne Modell = null', function () {
        assertSame(null, EmbeddingClient::fromConfig(['provider' => 'openai_compatible', 'custom_base_url' => 'http://x/v1'], 'key'));
    });
};