- for l in test_file_contents.lines() {
- if l.starts_with("// EMIT_MIR ") {
- let test_name = l.trim_start_matches("// EMIT_MIR ").trim();
- let mut test_names = test_name.split(' ');
- // sometimes we specify two files so that we get a diff between the two files
- let test_name = test_names.next().unwrap();
- let mut expected_file;
- let from_file;
- let to_file;
-
- if test_name.ends_with(".diff") {
- let trimmed = test_name.trim_end_matches(".diff");
- let test_against = format!("{}.after.mir", trimmed);
- from_file = format!("{}.before.mir", trimmed);
- expected_file = format!("{}{}.diff", trimmed, bit_width);
- assert!(
- test_names.next().is_none(),
- "two mir pass names specified for MIR diff"
- );
- to_file = Some(test_against);
- } else if let Some(first_pass) = test_names.next() {
- let second_pass = test_names.next().unwrap();
- assert!(
- test_names.next().is_none(),
- "three mir pass names specified for MIR diff"
- );
- expected_file =
- format!("{}{}.{}-{}.diff", test_name, bit_width, first_pass, second_pass);
- let second_file = format!("{}.{}.mir", test_name, second_pass);
- from_file = format!("{}.{}.mir", test_name, first_pass);
- to_file = Some(second_file);
- } else {
- let ext_re = Regex::new(r#"(\.(mir|dot|html))$"#).unwrap();
- let cap = ext_re
- .captures_iter(test_name)
- .next()
- .expect("test_name has an invalid extension");
- let extension = cap.get(1).unwrap().as_str();
- expected_file = format!(
- "{}{}{}",
- test_name.trim_end_matches(extension),
- bit_width,
- extension,
- );
- from_file = test_name.to_string();
- assert!(
- test_names.next().is_none(),
- "two mir pass names specified for MIR dump"
+ let files = miropt_test_tools::files_for_miropt_test(
+ &self.testpaths.file,
+ self.config.get_pointer_width(),
+ );
+
+ for miropt_test_tools::MiroptTestFiles { from_file, to_file, expected_file } in files {
+ let dumped_string = if let Some(after) = to_file {
+ self.diff_mir_files(from_file.into(), after.into())
+ } else {
+ let mut output_file = PathBuf::new();
+ output_file.push(self.get_mir_dump_dir());
+ output_file.push(&from_file);
+ debug!(
+ "comparing the contents of: {} with {}",
+ output_file.display(),
+ expected_file.display()
+ );
+ if !output_file.exists() {
+ panic!(
+ "Output file `{}` from test does not exist, available files are in `{}`",
+ output_file.display(),
+ output_file.parent().unwrap().display()