Rename `book-example` to `guide` (#1336)

`book-example` is a bit of a strange name given that it's not just an
example.

1 files changed, 3 insertions, 3 deletions

diff --git a/src/preprocess/cmd.rs b/src/preprocess/cmd.rs
index 625c143b..f9c64e28 100644
--- a/src/preprocess/cmd.rs
+++ b/src/preprocess/cmd.rs
@@ -171,15 +171,15 @@ mod tests {
     use crate::MDBook;
     use std::path::Path;
 
-    fn book_example() -> MDBook {
-        let example = Path::new(env!("CARGO_MANIFEST_DIR")).join("book-example");
+    fn guide() -> MDBook {
+        let example = Path::new(env!("CARGO_MANIFEST_DIR")).join("guide");
         MDBook::load(example).unwrap()
     }
 
     #[test]
     fn round_trip_write_and_parse_input() {
         let cmd = CmdPreprocessor::new("test".to_string(), "test".to_string());
-        let md = book_example();
+        let md = guide();
         let ctx = PreprocessorContext::new(
             md.root.clone(),
             md.config.clone(),