add compile-fail tests; test only on nightly

we'll test on beta when 1.30-beta is out

1 files changed, 21 insertions, 0 deletions

diff --git a/cortex-m-rt/tests/compiletest.rs b/cortex-m-rt/tests/compiletest.rs
new file mode 100644
index 0000000..6cea3ac
--- /dev/null
+++ b/cortex-m-rt/tests/compiletest.rs
@@ -0,0 +1,21 @@
+extern crate compiletest_rs as compiletest;
+
+use std::path::PathBuf;
+
+fn run_mode(mode: &'static str) {
+    let mut config = compiletest::Config::default();
+
+    config.mode = mode.parse().expect("Invalid mode");
+    config.src_base = PathBuf::from(format!("tests/{}", mode));
+    // config.link_deps(); // Populate config.target_rustcflags with dependencies on the path
+    config.target_rustcflags =
+        Some("-L target/debug -L target/debug/deps -C panic=abort".to_owned());
+    // config.clean_rmeta(); // If your tests import the parent crate, this helps with E0464
+
+    compiletest::run_tests(&config);
+}
+
+#[test]
+fn compile_test() {
+    run_mode("compile-fail");
+}