1 files changed, 59 insertions, 0 deletions
diff --git a/vendor/derive_builder/tests/generic_structs.rs b/vendor/derive_builder/tests/generic_structs.rs
new file mode 100644
index 000000000..f5119f55c
--- /dev/null
+++ b/vendor/derive_builder/tests/generic_structs.rs
@@ -0,0 +1,59 @@
+#[macro_use]
+extern crate pretty_assertions;
+#[macro_use]
+extern crate derive_builder;
+
+use std::clone::Clone;
+use std::fmt::Display;
+
+#[derive(Debug, PartialEq, Default, Builder, Clone)]
+struct Generic<T: Display>
+where
+    T: Clone,
+{
+    ipsum: &'static str,
+    pub dolor: T,
+}
+
+#[derive(Debug, PartialEq, Default, Builder, Clone)]
+pub struct GenericReference<'a, T: 'a + Default>
+where
+    T: Display,
+{
+    pub bar: Option<&'a T>,
+}
+
+#[test]
+fn error_if_uninitialized() {
+    let error = GenericBuilder::<String>::default().build().unwrap_err();
+    assert_eq!(&error.to_string(), "`ipsum` must be initialized");
+}
+
+#[test]
+fn generic_builder() {
+    let x = GenericBuilder::default()
+        .ipsum("Generic")
+        .dolor(true)
+        .build()
+        .unwrap();
+
+    assert_eq!(
+        x,
+        Generic {
+            ipsum: "Generic".into(),
+            dolor: true,
+        }
+    );
+}
+
+#[test]
+fn generic_reference_builder() {
+    static BAR: u32 = 42;
+
+    let x = GenericReferenceBuilder::<'static, u32>::default()
+        .bar(Some(&BAR))
+        .build()
+        .unwrap();
+
+    assert_eq!(x, GenericReference { bar: Some(&BAR) });
+}