Move hardware-in-the-loop test into main binary.

Cargo.toml

@@ -49,9 +49,3 @@ record-ui-test = ["serde", "serde_json"]
 test-ui-replay = ["serde", "serde_json"]
 debug-region-map = []
 test-cynthion = []
-
-[[test]]
-name = "test_cynthion"
-path = "src/test_cynthion.rs"
-harness = false
-required-features = ["test-cynthion"]

src/main.rs

@@ -16,14 +16,19 @@ use packetry::ui::{
 };
 
 fn main() {
-    let application = gtk::Application::new(
-        Some("com.greatscottgadgets.packetry"),
-        ApplicationFlags::NON_UNIQUE
-    );
-    application.connect_activate(|app| display_error(activate(app)));
-    application.run_with_args::<&str>(&[]);
-    display_error(stop_cynthion());
+    if std::env::args().any(|arg| arg == "--test-cynthion") {
+        test_cynthion::run_test();
+    } else {
+        let application = gtk::Application::new(
+            Some("com.greatscottgadgets.packetry"),
+            ApplicationFlags::NON_UNIQUE
+        );
+        application.connect_activate(|app| display_error(activate(app)));
+        application.run_with_args::<&str>(&[]);
+        display_error(stop_cynthion());
+    }
 }
 
+mod test_cynthion;
 #[cfg(test)]
 mod test_replay;

src/test_cynthion.rs

@@ -9,7 +9,7 @@ use nusb::transfer::RequestBuffer;
 use std::thread::sleep;
 use std::time::Duration;
 
-fn main() {
+pub fn run_test() {
     for (speed, ep_addr, length) in [
         (Speed::High, 0x81, 4096),
         (Speed::Full, 0x82, 512),