OS-independent paths in compile tests

Author: fuine

tests/compile_tests.rs

@@ -6,8 +6,28 @@ 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.target_rustcflags = Some("-L target/debug".to_string());
+    config.src_base = ["tests", mode].iter().collect();
+    // Create linker paths
+    let debug_path: PathBuf = ["target", "debug"].iter().collect();
+    let mut deps_path: PathBuf = debug_path.clone();
+    deps_path.push("deps");
+
+    // Convert linker paths to string representation
+    let mut target_rustcflags = "".to_string();
+    for x in [debug_path, deps_path].iter() {
+        if let Some(s) = x.to_str() {
+            target_rustcflags.push_str(&format!("-L {} ", s))
+        }
+    }
+
+    // Save linker flags
+    config.target_rustcflags = if target_rustcflags.len() > 0 {
+        Some(target_rustcflags)
+    } else {
+        None
+    };
+
+    config.verbose = true;
 
     compiletest::run_tests(&config);
 }