test: Add test for fields/globals + templates (#290)

Author: varungandhi-src

test/index/vars/templates.cc

@@ -0,0 +1,37 @@
+template <typename T>
+T zero = 0;
+
+template <typename T>
+struct C {
+  int mono = 0;
+
+  T from_param = 0;
+
+  static int static_mono;
+  static const int static_const_mono = 0;
+
+  static T static_from_param;
+  static const T static_const_from_param = T();
+
+  template <typename U>
+  static const U static_templated = 0;
+};
+
+template <typename T>
+int C<T>::static_mono = 0;
+
+template <typename T>
+T C<T>::static_from_param = 0;
+
+void test() {
+  (void)zero<int>;
+
+  (void)C<int>().mono;
+  (void)C<int>().from_param;
+
+  (void)C<int>::static_mono;
+  (void)C<int>::static_const_mono;
+  (void)C<int>::static_from_param;
+  (void)C<int>::static_const_from_param;
+  (void)C<int>::static_templated<int>;
+}

test/index/vars/templates.snapshot.cc

@@ -0,0 +1,84 @@
+  template <typename T>
+//^^^^^^^^ definition [..] `<file>/templates.cc`/
+//                   ^ definition local 0
+  T zero = 0;
+//^ reference local 0
+//  ^^^^ definition [..] zero.
+//  ^^^^ definition [..] zero.
+  
+  template <typename T>
+//                   ^ definition local 1
+  struct C {
+//       ^ definition [..] C#
+    int mono = 0;
+//      ^^^^ definition [..] C#mono.
+  
+    T from_param = 0;
+//  ^ reference local 1
+//    ^^^^^^^^^^ definition [..] C#from_param.
+  
+    static int static_mono;
+//             ^^^^^^^^^^^ definition [..] C#static_mono.
+    static const int static_const_mono = 0;
+//                   ^^^^^^^^^^^^^^^^^ definition [..] C#static_const_mono.
+  
+    static T static_from_param;
+//         ^ reference local 1
+//           ^^^^^^^^^^^^^^^^^ definition [..] C#static_from_param.
+    static const T static_const_from_param = T();
+//               ^ reference local 1
+//                 ^^^^^^^^^^^^^^^^^^^^^^^ definition [..] C#static_const_from_param.
+//                                           ^ reference local 1
+  
+    template <typename U>
+//                     ^ definition local 2
+    static const U static_templated = 0;
+//               ^ reference local 2
+//                 ^^^^^^^^^^^^^^^^ definition [..] C#static_templated.
+  };
+  
+  template <typename T>
+//                   ^ definition local 3
+  int C<T>::static_mono = 0;
+//    ^ reference [..] C#
+//    ^ reference [..] C#
+//          ^^^^^^^^^^^ definition [..] C#static_mono.
+//          ^^^^^^^^^^^ definition [..] C#static_mono.
+  
+  template <typename T>
+//                   ^ definition local 4
+  T C<T>::static_from_param = 0;
+//^ reference local 4
+//  ^ reference [..] C#
+//  ^ reference [..] C#
+//        ^^^^^^^^^^^^^^^^^ definition [..] C#static_from_param.
+//        ^^^^^^^^^^^^^^^^^ definition [..] C#static_from_param.
+  
+  void test() {
+//     ^^^^ definition [..] test(49f6e7a06ebc5aa8).
+    (void)zero<int>;
+//        ^^^^ reference [..] zero.
+  
+    (void)C<int>().mono;
+//        ^ reference [..] C#
+//                 ^^^^ reference [..] C#mono.
+    (void)C<int>().from_param;
+//        ^ reference [..] C#
+//                 ^^^^^^^^^^ reference [..] C#from_param.
+  
+    (void)C<int>::static_mono;
+//        ^ reference [..] C#
+//                ^^^^^^^^^^^ reference [..] C#static_mono.
+    (void)C<int>::static_const_mono;
+//        ^ reference [..] C#
+//                ^^^^^^^^^^^^^^^^^ reference [..] C#static_const_mono.
+    (void)C<int>::static_from_param;
+//        ^ reference [..] C#
+//                ^^^^^^^^^^^^^^^^^ reference [..] C#static_from_param.
+    (void)C<int>::static_const_from_param;
+//        ^ reference [..] C#
+//                ^^^^^^^^^^^^^^^^^^^^^^^ reference [..] C#static_const_from_param.
+    (void)C<int>::static_templated<int>;
+//        ^ reference [..] C#
+//                ^^^^^^^^^^^^^^^^ reference [..] C#static_templated.
+  }