basic project setup

firmware/tests/hello_test.rs

@@ -0,0 +1,22 @@
+//! Demo test suite using embedded-test
+//!
+//! You can run this using `cargo test` as usual.
+
+#![no_std]
+#![no_main]
+
+#[cfg(test)]
+#[embedded_test::tests]
+mod tests {
+    use esp_hal as _;
+
+    #[init]
+    fn init() {
+        let _ = esp_hal::init(esp_hal::Config::default());
+    }
+
+    #[test]
+    fn hello_test() {
+        assert_eq!(1 + 1, 2);
+    }
+}