1 files changed, 77 insertions, 0 deletions
diff --git a/vendor/derivative/tests/derive-debug.rs b/vendor/derivative/tests/derive-debug.rs
new file mode 100644
index 000000000..1c218bbeb
--- /dev/null
+++ b/vendor/derivative/tests/derive-debug.rs
@@ -0,0 +1,77 @@
+#![allow(dead_code)]
+
+#[cfg(feature = "use_core")]
+extern crate core;
+
+#[macro_use]
+extern crate derivative;
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+struct Foo {
+    foo: u8,
+    #[derivative(Debug="ignore")]
+    bar: u8,
+}
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+struct Bar (
+    u8,
+    #[derivative(Debug="ignore")]
+    u8,
+);
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+enum C {
+    V1(isize),
+    V2(#[derivative(Debug="ignore")] i32),
+    V3(String),
+}
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+enum D {
+    V1 {
+        #[derivative(Debug="ignore")]
+        a: isize
+    }
+}
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+struct F(#[derivative(Debug="ignore")] isize);
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+struct G(isize, #[derivative(Debug="ignore")] isize);
+
+#[derive(Derivative)]
+#[derivative(Debug)]
+struct J(#[derivative(Debug="ignore")] NoDebug);
+
+struct NoDebug;
+
+trait ToDebug {
+    fn to_show(&self) -> String;
+}
+
+impl<T: std::fmt::Debug> ToDebug for T {
+    fn to_show(&self) -> String {
+        format!("{:?}", self)
+    }
+}
+
+#[test]
+fn main() {
+    assert_eq!(Foo { foo: 42, bar: 1 }.to_show(), "Foo { foo: 42 }".to_string());
+    assert_eq!(Bar(42, 1).to_show(), "Bar(42)".to_string());
+    assert_eq!(C::V1(12).to_show(), "V1(12)".to_string());
+    assert_eq!(C::V2(12).to_show(), "V2".to_string());
+    assert_eq!(C::V3("foo".to_string()).to_show(), "V3(\"foo\")".to_string());
+    assert_eq!(D::V1 { a: 42 }.to_show(), "V1".to_string());
+    assert_eq!(F(42).to_show(), "F".to_string());
+    assert_eq!(G(42, 0).to_show(), "G(42)".to_string());
+    assert_eq!(J(NoDebug).to_show(), "J".to_string());
+}