lofty-rs/lofty/tests/files/mpeg.rs
2024-05-01 11:37:06 -04:00

349 lines
9.2 KiB
Rust

use crate::{set_artist, temp_file, verify_artist};
use lofty::config::{ParseOptions, WriteOptions};
use lofty::file::FileType;
use lofty::id3::v2::{Frame, FrameId, Id3v2Tag, KeyValueFrame};
use lofty::mpeg::MpegFile;
use lofty::prelude::*;
use lofty::probe::Probe;
use lofty::tag::{Tag, TagType};
use std::borrow::Cow;
use std::io::{Seek, Write};
#[test]
fn read() {
// Here we have an MP3 file with an ID3v2, ID3v1, and an APEv2 tag
let file = Probe::open("tests/files/assets/minimal/full_test.mp3")
.unwrap()
.options(ParseOptions::new().read_properties(false))
.read()
.unwrap();
assert_eq!(file.file_type(), FileType::Mpeg);
// Verify the ID3v2 tag first
crate::verify_artist!(file, primary_tag, "Foo artist", 1);
// Now verify ID3v1
crate::verify_artist!(file, tag, TagType::Id3v1, "Bar artist", 1);
// Finally, verify APEv2
crate::verify_artist!(file, tag, TagType::Ape, "Baz artist", 1);
}
#[test]
fn read_with_junk_bytes_between_frames() {
// Read a file that includes an ID3v2.3 data block followed by four bytes of junk data (0x20)
let file = Probe::open("tests/files/assets/junk_between_id3_and_mp3.mp3")
.unwrap()
.read()
.unwrap();
// note that the file contains ID3v2 and ID3v1 data
assert_eq!(file.file_type(), FileType::Mpeg);
let id3v2_tag = &file.tags()[0];
assert_eq!(id3v2_tag.artist().as_deref(), Some("artist test"));
assert_eq!(id3v2_tag.album().as_deref(), Some("album test"));
assert_eq!(id3v2_tag.title().as_deref(), Some("title test"));
assert_eq!(
id3v2_tag.get_string(&ItemKey::EncoderSettings),
Some("Lavf58.62.100")
);
let id3v1_tag = &file.tags()[1];
assert_eq!(id3v1_tag.artist().as_deref(), Some("artist test"));
assert_eq!(id3v1_tag.album().as_deref(), Some("album test"));
assert_eq!(id3v1_tag.title().as_deref(), Some("title test"));
}
#[test]
fn issue_82_solidus_in_tag() {
let file = Probe::open("tests/files/assets/issue_82_solidus_in_tag.mp3")
.unwrap()
.read()
.unwrap();
assert_eq!(file.file_type(), FileType::Mpeg);
let id3v2_tag = &file.tags()[0];
assert_eq!(id3v2_tag.title().as_deref(), Some("Foo / title"));
}
#[test]
fn issue_87_duplicate_id3v2() {
// The first tag has a bunch of information: An album, artist, encoder, and a title.
// This tag is immediately followed by another the contains an artist.
// We expect that the title from the first tag has been replaced by this second tag, while
// retaining the rest of the information from the first tag.
let file = Probe::open("tests/files/assets/issue_87_duplicate_id3v2.mp3")
.unwrap()
.read()
.unwrap();
assert_eq!(file.file_type(), FileType::Mpeg);
let id3v2_tag = &file.tags()[0];
assert_eq!(id3v2_tag.album().as_deref(), Some("album test"));
assert_eq!(id3v2_tag.artist().as_deref(), Some("Foo artist")); // Original tag has "artist test"
assert_eq!(
id3v2_tag.get_string(&ItemKey::EncoderSettings),
Some("Lavf58.62.100")
);
assert_eq!(id3v2_tag.title().as_deref(), Some("title test"));
}
#[test]
fn write() {
let mut file = temp_file!("tests/files/assets/minimal/full_test.mp3");
let mut tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
assert_eq!(tagged_file.file_type(), FileType::Mpeg);
// ID3v2
crate::set_artist!(tagged_file, primary_tag_mut, "Foo artist", 1 => file, "Bar artist");
// ID3v1
crate::set_artist!(tagged_file, tag_mut, TagType::Id3v1, "Bar artist", 1 => file, "Baz artist");
// APEv2
crate::set_artist!(tagged_file, tag_mut, TagType::Ape, "Baz artist", 1 => file, "Qux artist");
// Now reread the file
file.rewind().unwrap();
let mut tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
crate::set_artist!(tagged_file, primary_tag_mut, "Bar artist", 1 => file, "Foo artist");
crate::set_artist!(tagged_file, tag_mut, TagType::Id3v1, "Baz artist", 1 => file, "Bar artist");
crate::set_artist!(tagged_file, tag_mut, TagType::Ape, "Qux artist", 1 => file, "Baz artist");
}
#[test]
fn save_to_id3v2() {
let mut file = temp_file!("tests/files/assets/minimal/full_test.mp3");
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
assert_eq!(tagged_file.file_type(), FileType::Mpeg);
let mut tag = Tag::new(TagType::Id3v2);
// Set title to save this tag.
tag.set_title("title".to_string());
file.rewind().unwrap();
tag.save_to(&mut file, WriteOptions::default()).unwrap();
// Now reread the file
file.rewind().unwrap();
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
let tag = tagged_file.tag(TagType::Id3v2).unwrap();
assert!(tag.track().is_none());
assert!(tag.track_total().is_none());
assert!(tag.disk().is_none());
assert!(tag.disk_total().is_none());
}
#[test]
fn save_number_of_track_and_disk_to_id3v2() {
let mut file = temp_file!("tests/files/assets/minimal/full_test.mp3");
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
assert_eq!(tagged_file.file_type(), FileType::Mpeg);
let mut tag = Tag::new(TagType::Id3v2);
let track = 1;
let disk = 2;
tag.set_track(track);
tag.set_disk(disk);
file.rewind().unwrap();
tag.save_to(&mut file, WriteOptions::default()).unwrap();
// Now reread the file
file.rewind().unwrap();
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
let tag = tagged_file.tag(TagType::Id3v2).unwrap();
assert_eq!(tag.track().unwrap(), track);
assert!(tag.track_total().is_none());
assert_eq!(tag.disk().unwrap(), disk);
assert!(tag.disk_total().is_none());
}
#[test]
fn save_total_of_track_and_disk_to_id3v2() {
let mut file = temp_file!("tests/files/assets/minimal/full_test.mp3");
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
assert_eq!(tagged_file.file_type(), FileType::Mpeg);
let mut tag = Tag::new(TagType::Id3v2);
let track_total = 2;
let disk_total = 3;
tag.set_track_total(track_total);
tag.set_disk_total(disk_total);
file.rewind().unwrap();
tag.save_to(&mut file, WriteOptions::default()).unwrap();
// Now reread the file
file.rewind().unwrap();
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
let tag = tagged_file.tag(TagType::Id3v2).unwrap();
assert_eq!(tag.track().unwrap(), 0);
assert_eq!(tag.track_total().unwrap(), track_total);
assert_eq!(tag.disk().unwrap(), 0);
assert_eq!(tag.disk_total().unwrap(), disk_total);
}
#[test]
fn save_number_pair_of_track_and_disk_to_id3v2() {
let mut file = temp_file!("tests/files/assets/minimal/full_test.mp3");
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
assert_eq!(tagged_file.file_type(), FileType::Mpeg);
let mut tag = Tag::new(TagType::Id3v2);
let track = 1;
let track_total = 2;
let disk = 3;
let disk_total = 4;
tag.set_track(track);
tag.set_track_total(track_total);
tag.set_disk(disk);
tag.set_disk_total(disk_total);
file.rewind().unwrap();
tag.save_to(&mut file, WriteOptions::default()).unwrap();
// Now reread the file
file.rewind().unwrap();
let tagged_file = Probe::new(&mut file)
.options(ParseOptions::new().read_properties(false))
.guess_file_type()
.unwrap()
.read()
.unwrap();
let tag = tagged_file.tag(TagType::Id3v2).unwrap();
assert_eq!(tag.track().unwrap(), track);
assert_eq!(tag.track_total().unwrap(), track_total);
assert_eq!(tag.disk().unwrap(), disk);
assert_eq!(tag.disk_total().unwrap(), disk_total);
}
#[test]
fn remove_id3v2() {
crate::remove_tag!("tests/files/assets/minimal/full_test.mp3", TagType::Id3v2);
}
#[test]
fn remove_id3v1() {
crate::remove_tag!("tests/files/assets/minimal/full_test.mp3", TagType::Id3v1);
}
#[test]
fn remove_ape() {
crate::remove_tag!("tests/files/assets/minimal/full_test.mp3", TagType::Ape);
}
#[test]
fn read_and_write_tpil_frame() {
let key_value_pairs = vec![
("engineer".to_string(), "testperson".to_string()),
("vocalist".to_string(), "testhuman".to_string()),
];
let mut file = temp_file!("tests/files/assets/minimal/full_test.mp3");
let mut mpeg_file = MpegFile::read_from(&mut file, ParseOptions::new()).unwrap();
let tag: &mut Id3v2Tag = mpeg_file.id3v2_mut().unwrap();
tag.insert(Frame::KeyValue(KeyValueFrame::new(
FrameId::Valid(Cow::Borrowed("TIPL")),
lofty::TextEncoding::UTF8,
key_value_pairs.clone(),
)));
file.rewind().unwrap();
tag.save_to(&mut file, WriteOptions::default()).unwrap();
// Now reread the file
file.rewind().unwrap();
let mpeg_file = MpegFile::read_from(&mut file, ParseOptions::new()).unwrap();
let tag: &Id3v2Tag = mpeg_file.id3v2().unwrap();
let content = match tag.get(&FrameId::Valid(Cow::Borrowed("TIPL"))).unwrap() {
Frame::KeyValue(content) => content,
_ => panic!("Wrong Frame Value Type for TIPL"),
};
assert_eq!(key_value_pairs, content.key_value_pairs);
}