1 files changed, 108 insertions, 0 deletions
diff --git a/vendor/derive_more/tests/as_mut.rs b/vendor/derive_more/tests/as_mut.rs
new file mode 100644
index 000000000..e074f8b02
--- /dev/null
+++ b/vendor/derive_more/tests/as_mut.rs
@@ -0,0 +1,108 @@
+#![allow(dead_code)]
+
+#[macro_use]
+extern crate derive_more;
+
+use std::path::PathBuf;
+use std::ptr;
+
+#[derive(AsMut)]
+struct SingleFieldTuple(String);
+
+#[test]
+fn single_field_tuple() {
+    let mut item = SingleFieldTuple(String::from("test"));
+
+    assert!(ptr::eq(&mut item.0, item.as_mut()));
+}
+
+#[derive(AsMut)]
+#[as_mut(forward)]
+struct SingleFieldForward(Vec<i32>);
+
+#[test]
+fn single_field_forward() {
+    let mut item = SingleFieldForward(vec![]);
+    let _: &mut [i32] = (&mut item).as_mut();
+}
+
+#[derive(AsMut)]
+struct SingleFieldStruct {
+    first: String,
+}
+
+#[test]
+fn single_field_struct() {
+    let mut item = SingleFieldStruct {
+        first: String::from("test"),
+    };
+
+    assert!(ptr::eq(&mut item.first, item.as_mut()));
+}
+
+#[derive(AsMut)]
+struct MultiFieldTuple(#[as_mut] String, #[as_mut] PathBuf, Vec<usize>);
+
+#[test]
+fn multi_field_tuple() {
+    let mut item = MultiFieldTuple(String::from("test"), PathBuf::new(), vec![]);
+
+    assert!(ptr::eq(&mut item.0, item.as_mut()));
+    assert!(ptr::eq(&mut item.1, item.as_mut()));
+}
+
+#[derive(AsMut)]
+struct MultiFieldStruct {
+    #[as_mut]
+    first: String,
+    #[as_mut]
+    second: PathBuf,
+    third: Vec<usize>,
+}
+
+#[test]
+fn multi_field_struct() {
+    let mut item = MultiFieldStruct {
+        first: String::from("test"),
+        second: PathBuf::new(),
+        third: vec![],
+    };
+
+    assert!(ptr::eq(&mut item.first, item.as_mut()));
+    assert!(ptr::eq(&mut item.second, item.as_mut()));
+}
+
+#[derive(AsMut)]
+struct SingleFieldGenericStruct<T> {
+    first: T,
+}
+
+#[test]
+fn single_field_generic_struct() {
+    let mut item = SingleFieldGenericStruct {
+        first: String::from("test"),
+    };
+
+    assert!(ptr::eq(&mut item.first, item.as_mut()));
+}
+
+#[derive(AsMut)]
+struct MultiFieldGenericStruct<T> {
+    #[as_mut]
+    first: Vec<T>,
+    #[as_mut]
+    second: PathBuf,
+    third: Vec<usize>,
+}
+
+#[test]
+fn multi_field_generic_struct() {
+    let mut item = MultiFieldGenericStruct {
+        first: b"test".to_vec(),
+        second: PathBuf::new(),
+        third: vec![],
+    };
+
+    assert!(ptr::eq(&mut item.first, item.as_mut()));
+    assert!(ptr::eq(&mut item.second, item.as_mut()));
+}