Consistent underscores in root directory

test_suite/tests/macros.rs

@@ -0,0 +1,95 @@
+#[macro_export]
+macro_rules! declare_ser_tests {
+    ($($name:ident { $($value:expr => $tokens:expr,)+ })+) => {
+        $(
+            #[test]
+            fn $name() {
+                $(
+                    assert_ser_tokens(&$value, $tokens);
+                )+
+            }
+        )+
+    }
+}
+
+#[macro_export]
+macro_rules! btreemap {
+    () => {
+        BTreeMap::new()
+    };
+    ($($key:expr => $value:expr),+) => {
+        {
+            let mut map = BTreeMap::new();
+            $(map.insert($key, $value);)+
+            map
+        }
+    }
+}
+
+macro_rules! btreeset {
+    () => {
+        BTreeSet::new()
+    };
+    ($($value:expr),+) => {
+        {
+            let mut set = BTreeSet::new();
+            $(set.insert($value);)+
+            set
+        }
+    }
+}
+
+macro_rules! btreemap {
+    () => {
+        BTreeMap::new()
+    };
+    ($($key:expr => $value:expr),+) => {
+        {
+            let mut map = BTreeMap::new();
+            $(map.insert($key, $value);)+
+            map
+        }
+    }
+}
+
+macro_rules! hashset {
+    () => {
+        HashSet::new()
+    };
+    ($($value:expr),+) => {
+        {
+            let mut set = HashSet::new();
+            $(set.insert($value);)+
+            set
+        }
+    };
+    ($hasher:ident @ $($value:expr),+) => {
+        {
+            use std::hash::BuildHasherDefault;
+            let mut set = HashSet::with_hasher(BuildHasherDefault::<$hasher>::default());
+            $(set.insert($value);)+
+            set
+        }
+    }
+}
+
+macro_rules! hashmap {
+    () => {
+        HashMap::new()
+    };
+    ($($key:expr => $value:expr),+) => {
+        {
+            let mut map = HashMap::new();
+            $(map.insert($key, $value);)+
+            map
+        }
+    };
+    ($hasher:ident @ $($key:expr => $value:expr),+) => {
+        {
+            use std::hash::BuildHasherDefault;
+            let mut map = HashMap::with_hasher(BuildHasherDefault::<$hasher>::default());
+            $(map.insert($key, $value);)+
+            map
+        }
+    }
+}