diff --git a/book-example/src/SUMMARY.md b/book-example/src/SUMMARY.md
index 584fbb27..b1429750 100644
--- a/book-example/src/SUMMARY.md
+++ b/book-example/src/SUMMARY.md
@@ -5,6 +5,7 @@
     - [init](cli/init.md)
     - [build](cli/build.md)
     - [watch](cli/watch.md)
+    - [test](cli/test.md)
 - [Format](format/format.md)
     - [SUMMARY.md](format/summary.md)
     - [Configuration](format/config.md)
diff --git a/book-example/src/cli/build.md b/book-example/src/cli/build.md
index bc849669..0d17e60d 100644
--- a/book-example/src/cli/build.md
+++ b/book-example/src/cli/build.md
@@ -2,7 +2,7 @@
 
 The build command is used to render your book:
 
-```
+```bash
 mdbook build
 ```
 
@@ -17,7 +17,7 @@ convenience. Large books will therefore remain structured when rendered.
 Like `init`, the `build` command can take a directory as argument to use instead of the
 current working directory.
 
-```
+```bash
 mdbook build path/to/book
 ```
 
diff --git a/book-example/src/cli/cli-tool.md b/book-example/src/cli/cli-tool.md
index 2a955ee3..c31fc71c 100644
--- a/book-example/src/cli/cli-tool.md
+++ b/book-example/src/cli/cli-tool.md
@@ -12,7 +12,7 @@ If you haven't already, you should begin by installing [Rust](https://www.rust-l
 
 Open your terminal and navigate to the directory of you choice. We need to clone the git repository and then build it with Cargo.
 
-```
+```bash
 git clone --depth=1 https://github.com/azerupi/mdBook.git
 cd mdBook
 cargo build --release
diff --git a/book-example/src/cli/init.md b/book-example/src/cli/init.md
index e4e83140..5f34bb17 100644
--- a/book-example/src/cli/init.md
+++ b/book-example/src/cli/init.md
@@ -2,7 +2,7 @@
 
 The `init` command is used like this:
 
-```
+```bash
 mdbook init
 ```
 
@@ -11,7 +11,7 @@ spend more time writing your book and less setting it up.
 
 The files set up for you are the following:
 
-```
+```text
 book-test/
 ├── book
 └── src
@@ -34,7 +34,7 @@ When a `SUMMARY.md` file already exists, the `init` command will generate the fi
 When using the `init` command, you can also specify a directory, instead of using the current working directory,
 by appending a path to the command:
 
-```
+```bash
 mdbook init path/to/book
 ```
 
diff --git a/book-example/src/cli/watch.md b/book-example/src/cli/watch.md
index 7e945450..fc14e717 100644
--- a/book-example/src/cli/watch.md
+++ b/book-example/src/cli/watch.md
@@ -8,6 +8,6 @@ You could issue `mdbook build` everytime you change a file. But using `mdbook wa
 Like `init` and `build`, `watch` can take a directory as argument to use instead of the
 current working directory.
 
-```
+```bash
 mdbook watch path/to/book
 ```
diff --git a/book-example/src/lib/lib.md b/book-example/src/lib/lib.md
index a9ec192e..4a67ed06 100644
--- a/book-example/src/lib/lib.md
+++ b/book-example/src/lib/lib.md
@@ -3,7 +3,7 @@
 mdBook is not only a command line tool, it can be used as a crate. You can extend it,
 integrate it in current projects. Here is a short example:
 
-```rust
+```rust,ignore
 extern crate mdbook;
 
 use mdbook::MDBook;