--- 
title: "Test book"
documentclass: book
description: "Test book, testing, testing."
---

---
url: "`r 'aaron/wuz/here'`"
date: "`r Sys.Date()`"
---

# Welcome {-}

I am a test book! 

`r 1+2+3`

Testing, testing! 

More numbers:`r 2+3+4`.

Unknown variables `r x` should not be evaluated.

Testing `r replacement` of multiple inline `r chunks` on a single line.

```{r}
unknown_variable
```

# Finishing up {-}

Nothing more to see here!
