mirror of https://github.com/rust-lang/mdBook.git
79 lines
1.9 KiB
Rust
79 lines
1.9 KiB
Rust
mod dummy_book;
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use crate::dummy_book::DummyBook;
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use mdbook::book::Book;
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use mdbook::config::Config;
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use mdbook::errors::*;
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use mdbook::preprocess::{Preprocessor, PreprocessorContext};
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use mdbook::renderer::{RenderContext, Renderer};
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use mdbook::MDBook;
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use std::sync::{Arc, Mutex};
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struct Spy(Arc<Mutex<Inner>>);
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#[derive(Debug, Default)]
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struct Inner {
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run_count: usize,
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rendered_with: Vec<String>,
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}
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impl Preprocessor for Spy {
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fn name(&self) -> &str {
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"dummy"
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}
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fn run(&self, ctx: &PreprocessorContext, book: Book) -> Result<Book> {
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let mut inner = self.0.lock().unwrap();
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inner.run_count += 1;
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inner.rendered_with.push(ctx.renderer.clone());
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Ok(book)
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}
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}
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impl Renderer for Spy {
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fn name(&self) -> &str {
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"dummy"
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}
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fn render(&self, _ctx: &RenderContext) -> Result<()> {
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let mut inner = self.0.lock().unwrap();
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inner.run_count += 1;
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Ok(())
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}
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}
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#[test]
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fn mdbook_runs_preprocessors() {
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let spy: Arc<Mutex<Inner>> = Default::default();
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let temp = DummyBook::new().build().unwrap();
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let cfg = Config::default();
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let mut book = MDBook::load_with_config(temp.path(), cfg).unwrap();
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book.with_preprocessor(Spy(Arc::clone(&spy)));
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book.build().unwrap();
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let inner = spy.lock().unwrap();
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assert_eq!(inner.run_count, 1);
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assert_eq!(inner.rendered_with.len(), 1);
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assert_eq!(
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"html", inner.rendered_with[0],
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"We should have been run with the default HTML renderer"
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);
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}
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#[test]
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fn mdbook_runs_renderers() {
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let spy: Arc<Mutex<Inner>> = Default::default();
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let temp = DummyBook::new().build().unwrap();
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let cfg = Config::default();
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let mut book = MDBook::load_with_config(temp.path(), cfg).unwrap();
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book.with_renderer(Spy(Arc::clone(&spy)));
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book.build().unwrap();
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let inner = spy.lock().unwrap();
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assert_eq!(inner.run_count, 1);
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}
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