std::shared_ptr<T>::unique() is deprecated in C++17 and removed in C++20.

Abseil Team · copybara-github · commit 2d4c6872da56 · 2023-02-16T06:24:29.000-08:00
Change to checking for use_count() &gt;/== 1.

PiperOrigin-RevId: 510125744
Change-Id: I572cca18c3f827f5d3eefb2ec19a1a014c0090ae
diff --git a/absl/functional/any_invocable_test.cc b/absl/functional/any_invocable_test.cc
@@ -1431,14 +1431,14 @@ TYPED_TEST_P(AnyInvTestRvalue, QualifierIndependentObjectLifetime) {
   auto refs = std::make_shared<std::nullptr_t>();
   {
     AnyInvType fun([refs](auto&&...) noexcept { return 0; });
-    EXPECT_FALSE(refs.unique());
+    EXPECT_GT(refs.use_count(), 1);
 
     std::move(fun)(7, 8, 9);
 
     // Ensure destructor hasn't run even if rref-qualified
-    EXPECT_FALSE(refs.unique());
+    EXPECT_GT(refs.use_count(), 1);
   }
-  EXPECT_TRUE(refs.unique());
+  EXPECT_EQ(refs.use_count(), 1);
 }
 
 // NOTE: This test suite originally attempted to enumerate all possible

Original file line number	Diff line number	Diff line change
`@@ -1431,14 +1431,14 @@ TYPED_TEST_P(AnyInvTestRvalue, QualifierIndependentObjectLifetime) {`
`1431`	`1431`	`auto refs = std::make_shared<std::nullptr_t>();`
`1432`	`1432`	`{`
`1433`	`1433`	`AnyInvType fun([refs](auto&&...) noexcept { return 0; });`
`1434`		`- EXPECT_FALSE(refs.unique());`
	`1434`	`+ EXPECT_GT(refs.use_count(), 1);`
`1435`	`1435`
`1436`	`1436`	`std::move(fun)(7, 8, 9);`
`1437`	`1437`
`1438`	`1438`	`// Ensure destructor hasn't run even if rref-qualified`
`1439`		`- EXPECT_FALSE(refs.unique());`
	`1439`	`+ EXPECT_GT(refs.use_count(), 1);`
`1440`	`1440`	`}`
`1441`		`- EXPECT_TRUE(refs.unique());`
	`1441`	`+ EXPECT_EQ(refs.use_count(), 1);`
`1442`	`1442`	`}`
`1443`	`1443`
`1444`	`1444`	`// NOTE: This test suite originally attempted to enumerate all possible`