Test for --use-core.

Author: emilio

tests/expectations/tests/use-core.rs

@@ -0,0 +1,22 @@
+/* automatically generated by rust-bindgen */
+
+
+#![allow(non_snake_case)]
+
+extern crate core;
+
+#[repr(C)]
+#[derive(Debug, Copy)]
+pub struct foo {
+    pub a: ::std::os::raw::c_int,
+    pub b: ::std::os::raw::c_int,
+    pub bar: *mut ::std::os::raw::c_void,
+}
+#[test]
+fn bindgen_test_layout_foo() {
+    assert_eq!(::core::mem::size_of::<foo>() , 16usize);
+    assert_eq!(::core::mem::align_of::<foo>() , 8usize);
+}
+impl Clone for foo {
+    fn clone(&self) -> Self { *self }
+}

tests/headers/use-core.h

@@ -0,0 +1,6 @@
+// bindgen-flags: --use-core --raw-line "extern crate core;"
+
+struct foo {
+  int a, b;
+  void* bar;
+};

tests/tools/run-bindgen.py

@@ -8,6 +8,7 @@
 import sys
 import subprocess
 import tempfile
+import shlex
 
 BINDGEN_FLAGS_PREFIX = "// bindgen-flags: "
 
@@ -94,7 +95,7 @@ def get_bindgen_flags(header_path):
     with open(header_path) as f:
         for line in f:
             if line.startswith(BINDGEN_FLAGS_PREFIX):
-                flags.extend(line.strip().split(BINDGEN_FLAGS_PREFIX)[1].split(" "))
+                flags.extend(shlex.split(line.strip().split(BINDGEN_FLAGS_PREFIX)[1]))
                 break
 
     return flags