Fix annoying 'invalid type: unit value, expected struct Settings' error

1 files changed, 21 insertions, 0 deletions

diff --git a/tests/empty.rs b/tests/empty.rs
new file mode 100644
index 0000000..1f56d38
--- /dev/null
+++ b/tests/empty.rs
@@ -0,0 +1,21 @@
+extern crate config;
+
+#[macro_use]
+extern crate serde_derive;
+
+use config::*;
+
+#[derive(Debug, Serialize, Deserialize)]
+struct Settings {
+    #[serde(skip)]
+    foo: isize,
+    #[serde(skip)]
+    bar: u8,
+}
+
+#[test]
+fn empty_deserializes() {
+    let s: Settings = Config::new().try_into().expect("Deserialization failed");
+    assert_eq!(s.foo, 0);
+    assert_eq!(s.bar, 0);
+}