from imwald.core.nostr_nip96_upload import nip94_tags_to_imeta


def test_nip94_tags_to_imeta_shape() -> None:
    tags = [
        ["url", "https://media.nostr.build/example.png"],
        ["m", "image/png"],
        ["dim", "512x512"],
        ["alt", "Forest pattern"],
        ["ox", "a" * 64],
    ]
    im = nip94_tags_to_imeta(tags)
    assert im[0] == "imeta"
    assert "url https://media.nostr.build/example.png" in im
    assert any(x.startswith("m image/png") for x in im)
    assert any(x.startswith("dim 512x512") for x in im)