src/librustdoc/html/toc/tests.rs

   1 use super::{TocBuilder, Toc, 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,
  13                                     $name.to_string(),
  14                                     "".to_string()),
  15                        $name);
  16         }
  17     }
  18     push!(2, "0.1");
  19     push!(1, "1");
  20     {
  21         push!(2, "1.1");
  22         {
  23             push!(3, "1.1.1");
  24             push!(3, "1.1.2");
  25         }
  26         push!(2, "1.2");
  27         {
  28             push!(3, "1.2.1");
  29             push!(3, "1.2.2");
  30         }
  31     }
  32     push!(1, "2");
  33     push!(1, "3");
  34     {
  35         push!(4, "3.0.0.1");
  36         {
  37             push!(6, "3.0.0.1.0.1");
  38         }
  39         push!(4, "3.0.0.2");
  40         push!(2, "3.1");
  41         {
  42             push!(4, "3.1.0.1");
  43         }
  44     }
  45
  46     macro_rules! toc {
  47         ($(($level: expr, $name: expr, $(($sub: tt))* )),*) => {
  48             Toc {
  49                 entries: vec![
  50                     $(
  51                         TocEntry {
  52                             level: $level,
  53                             name: $name.to_string(),
  54                             sec_number: $name.to_string(),
  55                             id: "".to_string(),
  56                             children: toc!($($sub),*)
  57                         }
  58                         ),*
  59                     ]
  60             }
  61         }
  62     }
  63     let expected = toc!(
  64         (2, "0.1", ),
  65
  66         (1, "1",
  67          ((2, "1.1", ((3, "1.1.1", )) ((3, "1.1.2", ))))
  68          ((2, "1.2", ((3, "1.2.1", )) ((3, "1.2.2", ))))
  69          ),
  70
  71         (1, "2", ),
  72
  73         (1, "3",
  74          ((4, "3.0.0.1", ((6, "3.0.0.1.0.1", ))))
  75          ((4, "3.0.0.2", ))
  76          ((2, "3.1", ((4, "3.1.0.1", ))))
  77          )
  78         );
  79     assert_eq!(expected, builder.into_toc());
  80 }