Changes imported from Abseil "staging" branch:

  - d1a8e5ddbf9f96a4ca020260b21e03820c5ff966 Remove references to the non-existing StringPrintf API to... by Abseil Team <absl-team@google.com>
  - 64a422bc1620b29247a81fab2b08a7f23dfc1461 Add a copy and move constructor to FixedArray.  This does... by Jon Cohen <cohenjon@google.com>

GitOrigin-RevId: d1a8e5ddbf9f96a4ca020260b21e03820c5ff966
Change-Id: I4388bdf1260702f2847307abbac4bf265e8cf90f

1 files changed, 37 insertions, 0 deletions

diff --git a/absl/container/fixed_array_test.cc b/absl/container/fixed_array_test.cc
index 9e88eab0c696..b6782f517a6c 100644
--- a/absl/container/fixed_array_test.cc
+++ b/absl/container/fixed_array_test.cc
@@ -27,6 +27,8 @@
 #include "absl/base/internal/exception_testing.h"
 #include "absl/memory/memory.h"
 
+using ::testing::ElementsAreArray;
+
 namespace {
 
 // Helper routine to determine if a absl::FixedArray used stack allocation.
@@ -89,6 +91,41 @@ class ThreeInts {
 
 int ThreeInts::counter = 0;
 
+TEST(FixedArrayTest, CopyCtor) {
+  absl::FixedArray<int, 10> on_stack(5);
+  std::iota(on_stack.begin(), on_stack.end(), 0);
+  absl::FixedArray<int, 10> stack_copy = on_stack;
+  EXPECT_THAT(stack_copy, ElementsAreArray(on_stack));
+  EXPECT_TRUE(IsOnStack(stack_copy));
+
+  absl::FixedArray<int, 10> allocated(15);
+  std::iota(allocated.begin(), allocated.end(), 0);
+  absl::FixedArray<int, 10> alloced_copy = allocated;
+  EXPECT_THAT(alloced_copy, ElementsAreArray(allocated));
+  EXPECT_FALSE(IsOnStack(alloced_copy));
+}
+
+TEST(FixedArrayTest, MoveCtor) {
+  absl::FixedArray<std::unique_ptr<int>, 10> on_stack(5);
+  for (int i = 0; i < 5; ++i) {
+    on_stack[i] = absl::make_unique<int>(i);
+  }
+
+  absl::FixedArray<std::unique_ptr<int>, 10> stack_copy = std::move(on_stack);
+  for (int i = 0; i < 5; ++i) EXPECT_EQ(*(stack_copy[i]), i);
+  EXPECT_EQ(stack_copy.size(), on_stack.size());
+
+  absl::FixedArray<std::unique_ptr<int>, 10> allocated(15);
+  for (int i = 0; i < 15; ++i) {
+    allocated[i] = absl::make_unique<int>(i);
+  }
+
+  absl::FixedArray<std::unique_ptr<int>, 10> alloced_copy =
+      std::move(allocated);
+  for (int i = 0; i < 15; ++i) EXPECT_EQ(*(alloced_copy[i]), i);
+  EXPECT_EQ(allocated.size(), alloced_copy.size());
+}
+
 TEST(FixedArrayTest, SmallObjects) {
   // Small object arrays
   {