Use compiletest to check Repacketizer lifetimes

Cargo.toml

@@ -13,3 +13,6 @@ repository = "https://github.com/SpaceManiac/opus-rs"
 [dependencies]
 opus-sys = "0.2.0"
 libc = "0.2"
+
+[dev-dependencies]
+compiletest_rs = "0.2.4"

tests/compile-fail/repacketize.rs

@@ -0,0 +1,10 @@
+extern crate opus;
+
+fn main() {
+    let mut rp = opus::Repacketizer::new().unwrap();
+    let mut wip = rp.begin().cat_move(
+        &[1, 2, 3]
+        //~^ ERROR borrowed value does not live long enough
+    ).unwrap();
+    wip.out(&mut []);
+}

tests/compiletests.rs

@@ -0,0 +1,21 @@
+extern crate compiletest_rs as compiletest;
+
+use std::path::PathBuf;
+
+#[cfg(debug_assertions)]
+const DEPS: &'static str = "-L target/debug -L target/debug/deps";
+#[cfg(not(debug_assertions))]
+const DEPS: &'static str = "-L target/release -L target/release/deps";
+
+fn run_mode(mode: &'static str) {
+    let mut config = compiletest::default_config();
+    config.mode = mode.parse().ok().expect("Invalid mode");
+    config.src_base = PathBuf::from(format!("tests/{}", mode));
+    config.target_rustcflags = Some(DEPS.to_owned());
+    compiletest::run_tests(&config);
+}
+
+#[test]
+fn compile_test() {
+    run_mode("compile-fail");
+}