From 4c7e7c7d94eaaa3bff3142c257d880a468a35934 Mon Sep 17 00:00:00 2001
From: Abseil Team <absl-team@google.com>
Date: Wed, 31 Jan 2024 13:45:52 -0800
Subject: Type erased hash_slot_fn that depends only on key types (and hash
 function).

PiperOrigin-RevId: 603148301
Change-Id: Ie2e5702995c9e1ef4d5aaab23bc89a1eb5007a86
---
 absl/container/internal/container_memory_test.cc | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'absl/container/internal/container_memory_test.cc')

diff --git a/absl/container/internal/container_memory_test.cc b/absl/container/internal/container_memory_test.cc
index c973ac25..7e4357d5 100644
--- a/absl/container/internal/container_memory_test.cc
+++ b/absl/container/internal/container_memory_test.cc
@@ -298,6 +298,20 @@ TEST(MapSlotPolicy, DestroyReturnsTrue) {
   }
 }
 
+TEST(ApplyTest, TypeErasedApplyToSlotFn) {
+  size_t x = 7;
+  auto fn = [](size_t v) { return v * 2; };
+  EXPECT_EQ((TypeErasedApplyToSlotFn<decltype(fn), size_t>(&fn, &x)), 14);
+}
+
+TEST(ApplyTest, TypeErasedDerefAndApplyToSlotFn) {
+  size_t x = 7;
+  auto fn = [](size_t v) { return v * 2; };
+  size_t* x_ptr = &x;
+  EXPECT_EQ(
+      (TypeErasedDerefAndApplyToSlotFn<decltype(fn), size_t>(&fn, &x_ptr)), 14);
+}
+
 }  // namespace
 }  // namespace container_internal
 ABSL_NAMESPACE_END
-- 
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