src/librustdoc/html/toc/tests.rs

   1 use super::{Toc, TocBuilder, TocEntry};
   2
   3 #[test]
   4 fn builder_smoke() {
   5     let mut builder = TocBuilder::new();
   6
   7     // this is purposely not using a fancy macro like below so
   8     // that we're sure that this is doing the correct thing, and
   9     // there's been no macro mistake.
  10     macro_rules! push {
  11         ($level: expr, $name: expr) => {
  12             assert_eq!(builder.push($level, $name.to_string(), "".to_string()), $name);
  13         };
  14     }
  15     push!(2, "0.1");
  16     push!(1, "1");
  17     {
  18         push!(2, "1.1");
  19         {
  20             push!(3, "1.1.1");
  21             push!(3, "1.1.2");
  22         }
  23         push!(2, "1.2");
  24         {
  25             push!(3, "1.2.1");
  26             push!(3, "1.2.2");
  27         }
  28     }
  29     push!(1, "2");
  30     push!(1, "3");
  31     {
  32         push!(4, "3.0.0.1");
  33         {
  34             push!(6, "3.0.0.1.0.1");
  35         }
  36         push!(4, "3.0.0.2");
  37         push!(2, "3.1");
  38         {
  39             push!(4, "3.1.0.1");
  40         }
  41     }
  42
  43     macro_rules! toc {
  44         ($(($level: expr, $name: expr, $(($sub: tt))* )),*) => {
  45             Toc {
  46                 entries: vec![
  47                     $(
  48                         TocEntry {
  49                             level: $level,
  50                             name: $name.to_string(),
  51                             sec_number: $name.to_string(),
  52                             id: "".to_string(),
  53                             children: toc!($($sub),*)
  54                         }
  55                         ),*
  56                     ]
  57             }
  58         }
  59     }
  60     let expected = toc!(
  61         (2, "0.1",),
  62         (
  63             1,
  64             "1",
  65             ((2, "1.1", ((3, "1.1.1",))((3, "1.1.2",))))((
  66                 2,
  67                 "1.2",
  68                 ((3, "1.2.1",))((3, "1.2.2",))
  69             ))
  70         ),
  71         (1, "2",),
  72         (
  73             1,
  74             "3",
  75             ((4, "3.0.0.1", ((6, "3.0.0.1.0.1",))))((4, "3.0.0.2",))((2, "3.1", ((4, "3.1.0.1",))))
  76         )
  77     );
  78     assert_eq!(expected, builder.into_toc());
  79 }