Vendor things

third-party/vendor/libloading/tests/markers.rs

@@ -0,0 +1,96 @@
+extern crate libloading;
+
+#[cfg(test)]
+fn assert_send<T: Send>() {}
+#[cfg(test)]
+fn assert_sync<T: Sync>() {}
+#[cfg(test)]
+fn assert_display<T: std::fmt::Display>() {}
+
+#[test]
+fn check_error_send() {
+    assert_send::<libloading::Error>();
+}
+
+#[test]
+fn check_error_sync() {
+    assert_sync::<libloading::Error>();
+}
+
+#[test]
+fn check_error_display() {
+    assert_display::<libloading::Error>();
+}
+
+#[test]
+fn check_library_send() {
+    assert_send::<libloading::Library>();
+}
+
+#[cfg(unix)]
+#[test]
+fn check_unix_library_send() {
+    assert_send::<libloading::os::unix::Library>();
+}
+
+#[cfg(windows)]
+#[test]
+fn check_windows_library_send() {
+    assert_send::<libloading::os::windows::Library>();
+}
+
+#[test]
+fn check_library_sync() {
+    assert_sync::<libloading::Library>();
+}
+
+#[cfg(unix)]
+#[test]
+fn check_unix_library_sync() {
+    assert_sync::<libloading::os::unix::Library>();
+}
+
+#[cfg(windows)]
+#[test]
+fn check_windows_library_sync() {
+    assert_sync::<libloading::os::windows::Library>();
+}
+
+#[test]
+fn check_symbol_send() {
+    assert_send::<libloading::Symbol<fn() -> ()>>();
+    // assert_not_send::<libloading::Symbol<*const ()>>();
+}
+
+#[cfg(unix)]
+#[test]
+fn check_unix_symbol_send() {
+    assert_send::<libloading::os::unix::Symbol<fn() -> ()>>();
+    // assert_not_send::<libloading::os::unix::Symbol<*const ()>>();
+}
+
+#[cfg(windows)]
+#[test]
+fn check_windows_symbol_send() {
+    assert_send::<libloading::os::windows::Symbol<fn() -> ()>>();
+}
+
+#[test]
+fn check_symbol_sync() {
+    assert_sync::<libloading::Symbol<fn() -> ()>>();
+    // assert_not_sync::<libloading::Symbol<*const ()>>();
+}
+
+#[cfg(unix)]
+#[test]
+fn check_unix_symbol_sync() {
+    assert_sync::<libloading::os::unix::Symbol<fn() -> ()>>();
+    // assert_not_sync::<libloading::os::unix::Symbol<*const ()>>();
+}
+
+#[cfg(windows)]
+#[test]
+fn check_windows_symbol_sync() {
+    assert_sync::<libloading::os::windows::Symbol<fn() -> ()>>();
+    // assert_not_sync::<libloading::os::windows::Symbol<*const ()>>();
+}