[libcxx-commits] [libcxx] [libc++][test] Add exception tests for vector capacity operations (PR #118141)

[Louis Dionne via libcxx-commits]

================
@@ -125,4 +219,43 @@ inline void check_new_delete_called() {
   assert(globalMemCounter.aligned_new_array_called == globalMemCounter.aligned_delete_array_called);
 }
 
+class Rnd {
+public:
+  static void initializeSeed(unsigned int seed = 12345) { std::srand(seed); }
+
+  static std::vector<int> getRandomIntegerInputs(std::size_t N) {
+    std::vector<int> v;
+    v.reserve(N);
+    for (std::size_t i = 0; i < N; ++i)
+      v.push_back(std::rand());
+    return v;
+  }
+
+  static std::vector<std::string> getRandomStringInputsWithLength(std::size_t N, std::size_t len) {
+    std::vector<std::string> v;
+    v.reserve(N);
+    for (std::size_t i = 0; i < N; ++i)
+      v.push_back(getRandomString(len));
+    return v;
+  }
+
+private:
+  static const char Letters[];
----------------
ldionne wrote:

```suggestion
  static const std::array<char, N> Letters = {...};
```

That way you don't need `LetterSize`.

https://github.com/llvm/llvm-project/pull/118141