forked from koniifer/ableos
54 lines
1.3 KiB
Rust
54 lines
1.3 KiB
Rust
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#![cfg(test)]
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pub fn run_test(name: &'static str, input: &'static str, test: fn(&'static str, &mut String)) {
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use std::{io::Write, path::PathBuf};
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let filter = std::env::var("PT_FILTER").unwrap_or_default();
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if !filter.is_empty() && !name.contains(&filter) {
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return;
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}
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let mut output = String::new();
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test(input, &mut output);
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let mut root = PathBuf::from(std::env::var("PT_TEST_ROOT").unwrap_or("tests".to_string()));
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root.push(name);
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root.set_extension("txt");
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let expected = std::fs::read_to_string(&root).unwrap_or_default();
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if output == expected {
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return;
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}
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if std::env::var("PT_UPDATE").is_ok() {
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std::fs::write(&root, output).unwrap();
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return;
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}
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if !root.exists() {
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std::fs::create_dir_all(root.parent().unwrap()).unwrap();
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std::fs::write(&root, vec![]).unwrap();
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}
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let mut proc = std::process::Command::new("diff")
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.arg("-u")
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.arg("--color")
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.arg(&root)
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.arg("-")
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.stdin(std::process::Stdio::piped())
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.stdout(std::process::Stdio::inherit())
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.spawn()
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.unwrap();
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proc.stdin
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.as_mut()
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.unwrap()
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.write_all(output.as_bytes())
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.unwrap();
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proc.wait().unwrap();
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panic!();
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}
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