src/librustdoc/html/tests.rs

   1 use crate::html::format::href_relative_parts;
   2
   3 fn assert_relative_path(expected: &[&str], relative_to_fqp: &[&str], fqp: &[&str]) {
   4     let relative_to_fqp: Vec<String> = relative_to_fqp.iter().copied().map(String::from).collect();
   5     let fqp: Vec<String> = fqp.iter().copied().map(String::from).collect();
   6     assert_eq!(expected, href_relative_parts(&fqp, &relative_to_fqp));
   7 }
   8
   9 #[test]
  10 fn href_relative_parts_basic() {
  11     let relative_to_fqp = &["std", "vec"];
  12     let fqp = &["std", "iter"];
  13     assert_relative_path(&["..", "iter"], relative_to_fqp, fqp);
  14 }
  15 #[test]
  16 fn href_relative_parts_parent_module() {
  17     let relative_to_fqp = &["std", "vec"];
  18     let fqp = &["std"];
  19     assert_relative_path(&[".."], relative_to_fqp, fqp);
  20 }
  21 #[test]
  22 fn href_relative_parts_different_crate() {
  23     let relative_to_fqp = &["std", "vec"];
  24     let fqp = &["core", "iter"];
  25     assert_relative_path(&["..", "..", "core", "iter"], relative_to_fqp, fqp);
  26 }
  27 #[test]
  28 fn href_relative_parts_same_module() {
  29     let relative_to_fqp = &["std", "vec"];
  30     let fqp = &["std", "vec"];
  31     assert_relative_path(&[], relative_to_fqp, fqp);
  32 }
  33 #[test]
  34 fn href_relative_parts_child_module() {
  35     let relative_to_fqp = &["std"];
  36     let fqp = &["std", "vec"];
  37     assert_relative_path(&["vec"], relative_to_fqp, fqp);
  38 }
  39 #[test]
  40 fn href_relative_parts_root() {
  41     let relative_to_fqp = &[];
  42     let fqp = &["std"];
  43     assert_relative_path(&["std"], relative_to_fqp, fqp);
  44 }