src/tools/rustfmt/src/test/mod_resolver.rs

   1 use std::io;
   2 use std::path::PathBuf;
   3
   4 use super::read_config;
   5
   6 use crate::{FileName, Input, Session};
   7
   8 fn verify_mod_resolution(input_file_name: &str, exp_misformatted_files: &[&str]) {
   9     let input_file = PathBuf::from(input_file_name);
  10     let config = read_config(&input_file);
  11     let mut session = Session::<io::Stdout>::new(config, None);
  12     let report = session
  13         .format(Input::File(input_file_name.into()))
  14         .expect("Should not have had any execution errors");
  15     let errors_by_file = &report.internal.borrow().0;
  16     for exp_file in exp_misformatted_files {
  17         assert!(errors_by_file.contains_key(&FileName::Real(PathBuf::from(exp_file))));
  18     }
  19 }
  20
  21 #[test]
  22 fn nested_out_of_line_mods_loaded() {
  23     // See also https://github.com/rust-lang/rustfmt/issues/4874
  24     verify_mod_resolution(
  25         "tests/mod-resolver/issue-4874/main.rs",
  26         &[
  27             "tests/mod-resolver/issue-4874/bar/baz.rs",
  28             "tests/mod-resolver/issue-4874/foo/qux.rs",
  29         ],
  30     );
  31 }
  32
  33 #[test]
  34 fn out_of_line_nested_inline_within_out_of_line() {
  35     // See also https://github.com/rust-lang/rustfmt/issues/5063
  36     verify_mod_resolution(
  37         "tests/mod-resolver/issue-5063/main.rs",
  38         &[
  39             "tests/mod-resolver/issue-5063/foo/bar/baz.rs",
  40             "tests/mod-resolver/issue-5063/foo.rs",
  41         ],
  42     );
  43 }
  44
  45 #[test]
  46 fn skip_out_of_line_nested_inline_within_out_of_line() {
  47     // See also https://github.com/rust-lang/rustfmt/issues/5065
  48     verify_mod_resolution(
  49         "tests/mod-resolver/skip-files-issue-5065/main.rs",
  50         &["tests/mod-resolver/skip-files-issue-5065/one.rs"],
  51     );
  52 }
  53
  54 #[test]
  55 fn fmt_out_of_line_test_modules() {
  56     // See also https://github.com/rust-lang/rustfmt/issues/5119
  57     verify_mod_resolution(
  58         "tests/mod-resolver/test-submodule-issue-5119/tests/test1.rs",
  59         &[
  60             "tests/mod-resolver/test-submodule-issue-5119/tests/test1.rs",
  61             "tests/mod-resolver/test-submodule-issue-5119/tests/test1/sub1.rs",
  62             "tests/mod-resolver/test-submodule-issue-5119/tests/test1/sub2.rs",
  63             "tests/mod-resolver/test-submodule-issue-5119/tests/test1/sub3/sub4.rs",
  64         ],
  65     )
  66 }
  67
  68 #[test]
  69 fn fallback_and_try_to_resolve_external_submod_relative_to_current_dir_path() {
  70     // See also https://github.com/rust-lang/rustfmt/issues/5198
  71     verify_mod_resolution(
  72         "tests/mod-resolver/issue-5198/lib.rs",
  73         &[
  74             "tests/mod-resolver/issue-5198/a.rs",
  75             "tests/mod-resolver/issue-5198/lib/b.rs",
  76             "tests/mod-resolver/issue-5198/lib/c/mod.rs",
  77             "tests/mod-resolver/issue-5198/lib/c/e.rs",
  78             "tests/mod-resolver/issue-5198/lib/c/d/f.rs",
  79             "tests/mod-resolver/issue-5198/lib/c/d/g/mod.rs",
  80         ],
  81     )
  82 }