libheif-rs 2.7.0

Safe wrapper around the libheif-sys crate for parsing heif/heic files
Documentation 
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use std::collections::HashSet;

use libheif_rs::LibHeif;

#[test]
fn get_version() {
    let lib_heif = LibHeif::new();
    let version = lib_heif.version();
    assert!(version[0] >= 1);
    if cfg!(feature = "v1_20") {
        assert!(version[1] >= 20);
    } else if cfg!(feature = "v1_19") {
        assert!(version[1] >= 19);
    } else if cfg!(feature = "v1_18") {
        assert!(version[1] >= 18);
    } else if cfg!(feature = "v1_17") {
        assert!(version[1] >= 17);
    }
}

#[test]
fn get_encoder_descriptors() {
    let lib_heif = LibHeif::new();
    let descriptors = lib_heif.encoder_descriptors(100, None, None);
    assert!(descriptors.len() >= 2);
}

#[test]
fn get_encoder() {
    let lib_heif = LibHeif::new();
    let descriptors = lib_heif.encoder_descriptors(1, None, None);
    assert!(!descriptors.is_empty());
    let encoder = lib_heif.encoder(descriptors[0]).unwrap();
    assert_eq!(encoder.name(), descriptors[0].name());
}

#[test]
fn get_encoder_for_format() {
    let lib_heif = LibHeif::new();
    let descriptors = lib_heif.encoder_descriptors(100, None, None);
    let names: HashSet<String> = HashSet::from_iter(descriptors.iter().map(|d| d.name()));
    for descriptor in descriptors {
        let encoder = lib_heif
            .encoder_for_format(descriptor.compression_format())
            .unwrap();
        assert!(names.contains(&encoder.name()));
    }
}

#[test]
fn get_decoder_descriptors() {
    let lib_heif = LibHeif::new();
    let descriptors = lib_heif.decoder_descriptors(100, None);
    assert!(descriptors.len() >= 2);
}