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Added some tests for the original build_header_links function

This commit is contained in:
Michael Bryan 2017-06-20 10:54:32 +08:00
parent e2a7adaa79
commit ac16d7aef1
1 changed files with 25 additions and 2 deletions
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27
src/renderer/html_handlebars/hbs_renderer.rs
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@ -419,8 +419,7 @@ fn build_header_links(html: String, filename: &str) -> String {
id = id.replace(sub, "");
}
let id = id.chars()
.filter(|c| if c.is_alphanumeric() || c == '-' || c == '_')
.map(|c| {
.filter_map(|c| if c.is_alphanumeric() || c == '-' || c == '_' {
if c.is_ascii() {
Some(c.to_ascii_lowercase())
} else {
@ -561,3 +560,27 @@ struct RenderItemContext<'a> {
data: serde_json::Map<String, serde_json::Value>,
is_index: bool,
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn original_build_header_links() {
let inputs = vec![
("blah blah <h1>Foo</h1>", r#"blah blah <a class="header" href="bar.rs#foo" id="foo"><h1>Foo</h1></a>"#),
("<h1>Foo</h1>", r#"<a class="header" href="bar.rs#foo" id="foo"><h1>Foo</h1></a>"#),
("<h3>Foo^bar</h3>", r#"<a class="header" href="bar.rs#foobar" id="foobar"><h3>Foo^bar</h3></a>"#),
("<h4></h4>", r#"<a class="header" href="bar.rs#" id=""><h4></h4></a>"#),
("<h4><em>Hï</em></h4>", r#"<a class="header" href="bar.rs#hï" id="hï"><h4><em>Hï</em></h4></a>"#),
("<h1>Foo</h1><h3>Foo</h3>", r#"<a class="header" href="bar.rs#foo" id="foo"><h1>Foo</h1></a><a class="header" href="bar.rs#foo-1" id="foo-1"><h3>Foo</h3></a>"#),
];
for (src, should_be) in inputs {
let got = build_header_links(src.to_string(), "bar.rs");
assert_eq!(got, should_be);
}
}
}