74 lines
2.2 KiB
Rust
74 lines
2.2 KiB
Rust
use std::fs::File;
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use std::sync::Once;
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use crate::cleanup::remove_compressed_test_file;
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mod cleanup;
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static INIT: Once = Once::new();
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pub fn initialize(file: &str) {
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INIT.call_once(|| {
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remove_compressed_test_file(file);
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});
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}
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#[test]
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fn compress_to_1_byte() {
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let output = "tests/samples/output/compressed_1b.jpg";
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initialize(output);
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let mut pars = caesium::initialize_parameters();
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caesium::compress_to_size(
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String::from("tests/samples/uncompressed_드림캐쳐.jpg"),
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String::from(output),
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&mut pars,
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1
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).expect_err("Cannot compress to desired quality");
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remove_compressed_test_file(output)
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}
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#[test]
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fn compress_to_10_mb() {
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let output = "tests/samples/output/compressed_10mb.jpg";
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let max_output_size = 10_000_000;
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initialize(output);
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let mut pars = caesium::initialize_parameters();
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caesium::compress_to_size(
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String::from("tests/samples/uncompressed_드림캐쳐.jpg"),
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String::from(output),
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&mut pars,
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max_output_size
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).unwrap();
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assert_eq!(80, pars.jpeg.quality);
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assert!(std::path::Path::new(output).exists());
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assert!(File::open(output).unwrap().metadata().unwrap().len() < max_output_size as u64);
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let kind = infer::get_from_path(output).unwrap().unwrap();
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assert_eq!(kind.mime_type(), "image/jpeg");
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remove_compressed_test_file(output)
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}
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#[test]
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fn compress_to_range() {
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let output = "tests/samples/output/compressed_range.jpg";
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let max_desired_size = 2_000_000;
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let mut max_output_size = 500_000;
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initialize(output);
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while max_output_size < max_desired_size {
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let mut pars = caesium::initialize_parameters();
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caesium::compress_to_size(
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String::from("tests/samples/uncompressed_드림캐쳐.jpg"),
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String::from(output),
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&mut pars,
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max_output_size
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).unwrap();
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assert!(std::path::Path::new(output).exists());
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assert!(File::open(output).unwrap().metadata().unwrap().len() < max_output_size as u64);
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let kind = infer::get_from_path(output).unwrap().unwrap();
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assert_eq!(kind.mime_type(), "image/jpeg");
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max_output_size += 100_000;
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remove_compressed_test_file(output);
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}
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}
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