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extern crate jpeg_decoder as jpeg;
extern crate png;
extern crate walkdir;
use std::path::Path;
use std::fs::File;
mod common;
mod crashtest;
mod reftest;
#[test]
#[wasm_bindgen_test::wasm_bindgen_test]
fn included_file() {
const FILE: &[u8] = include_bytes!(concat!(env!("CARGO_MANIFEST_DIR"), "/tests/reftest/images/mozilla/jpg-progressive.jpg"));
let mut data = FILE;
let mut decoder = jpeg::Decoder::new(&mut data);
let ref_data = decoder.decode().unwrap();
let ref_info = decoder.info().unwrap();
let mut data = FILE;
decoder = jpeg::Decoder::new(&mut data);
decoder.read_info().unwrap();
let info = decoder.info().unwrap();
let data = decoder.decode().unwrap();
assert_eq!(info, decoder.info().unwrap());
assert_eq!(info, ref_info);
assert_eq!(data, ref_data);
}
#[test]
fn read_info() {
let path = Path::new("tests").join("reftest").join("images").join("mozilla").join("jpg-progressive.jpg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
let ref_data = decoder.decode().unwrap();
let ref_info = decoder.info().unwrap();
decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.read_info().unwrap();
let info = decoder.info().unwrap();
let data = decoder.decode().unwrap();
assert_eq!(info, decoder.info().unwrap());
assert_eq!(info, ref_info);
assert_eq!(data, ref_data);
}
#[test]
fn read_icc_profile() {
let path = Path::new("tests")
.join("reftest")
.join("images")
.join("mozilla")
.join("jpg-srgb-icc.jpg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let profile = decoder.icc_profile().unwrap();
// "acsp" is a mandatory string in ICC profile headers.
assert_eq!(&profile[36..40], b"acsp");
}
// Test if chunks are concatenated in the correct order
#[test]
fn read_icc_profile_random_order() {
let path = Path::new("tests")
.join("icc")
.join("icc_chunk_order.jpeg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let profile = decoder.icc_profile().unwrap();
assert_eq!(profile.len(), 254);
for i in 1..=254 {
assert_eq!(profile[i - 1], i as u8);
}
}
// Check if ICC profiles with invalid chunk number 0 are discarded
#[test]
fn read_icc_profile_seq_no_0() {
let path = Path::new("tests")
.join("icc")
.join("icc_chunk_seq_no_0.jpeg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let profile = decoder.icc_profile();
assert!(profile.is_none());
}
// Check if ICC profiles with multiple chunks with the same number are discarded
#[test]
fn read_icc_profile_double_seq_no() {
let path = Path::new("tests")
.join("icc")
.join("icc_chunk_double_seq_no.jpeg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let profile = decoder.icc_profile();
assert!(profile.is_none());
}
// Check if ICC profiles with mismatching number of chunks and total chunk count are discarded
#[test]
fn read_icc_profile_chunk_count_mismatch() {
let path = Path::new("tests")
.join("icc")
.join("icc_chunk_count_mismatch.jpeg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let profile = decoder.icc_profile();
assert!(profile.is_none());
}
// Check if ICC profiles with missing chunk are discarded
#[test]
fn read_icc_profile_missing_chunk() {
let path = Path::new("tests")
.join("icc")
.join("icc_missing_chunk.jpeg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let profile = decoder.icc_profile();
assert!(profile.is_none());
}
#[test]
fn read_exif_data() {
let path = Path::new("tests")
.join("reftest")
.join("images")
.join("ycck.jpg");
let mut decoder = jpeg::Decoder::new(File::open(&path).unwrap());
decoder.decode().unwrap();
let exif_data = decoder.exif_data().unwrap();
// exif data start as a TIFF header
assert_eq!(&exif_data[0..8], b"\x49\x49\x2A\x00\x08\x00\x00\x00");
}
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