test: Add snapshot tests for generics

Author: Techassi

crates/stackable-versioned-macros/fixtures/inputs/default/generics_enum.rs

@@ -0,0 +1,9 @@
+#[versioned(version(name = "v1alpha1"), version(name = "v1"))]
+// ---
+pub enum Foo<T>
+where
+    T: Default,
+{
+    Bar(T),
+    Baz,
+}

crates/stackable-versioned-macros/fixtures/inputs/default/generics_module.rs

@@ -0,0 +1,23 @@
+#[versioned(
+    version(name = "v1alpha1"),
+    version(name = "v1"),
+    options(preserve_module)
+)]
+// ---
+pub mod versioned {
+    struct Foo<T>
+    where
+        T: Default,
+    {
+        bar: T,
+        baz: u8,
+    }
+
+    enum Boom<T>
+    where
+        T: Default,
+    {
+        Big(T),
+        Shaq,
+    }
+}

crates/stackable-versioned-macros/fixtures/inputs/default/generics_struct.rs

@@ -0,0 +1,9 @@
+#[versioned(version(name = "v1alpha1"), version(name = "v1"))]
+// ---
+pub struct Foo<T>
+where
+    T: Default,
+{
+    bar: T,
+    baz: u8,
+}